Station Overview Station Location
Station Number CO-SU-6 Latitude 39.6239
Station Name Silverthorne 2.1 WSW Longitude -106.1018
County Summit Elevation (ft) 9684



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 1.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 1.60 2.54 19 2.54 19 0.00 0 0 15 2 41.1 15 18
Dec 10 2.03 3.31 29 3.31 29 0.00 0 0 20 3 53.8 20 29
Jan 11 1.36 2.83 21 2.83 21 0.00 0 0 18 1 51.3 18 21
Feb 11 1.39 0.53 4 0.53 4 0.00 0 0 4 0 8.4 4 4
March 11 2.17 4.31 29 4.31 29 0.00 0 0 18 2 64.5 18 29
April 11 2.00 5.03 26 5.03 26 0.00 0 0 17 2 54.6 17 26
May 11 1.81 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 11 1.35 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 11 1.74 2.60 24 2.60 24 0.00 0 0 10 2 0.0 0 0
Aug 11 2.23 1.59 46 1.59 31 0.00 15 0 10 3 0.0 0 0
Sept 11 1.58 1.47 14 0.80 12 0.67 2 2 5 0 0.0 0 0
Water Year Totals: 20.62" 24.21" 212 days 23.54" 195 0.67" 17 days 2 117 days 15 days 273.7" 92 days 127 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010
10/26/2010
10/27/2010
10/28/2010
10/29/2010
10/30/2010
10/31/2010
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010 0.12
11/11/2010 0.04
11/12/2010 0.06
11/13/2010 T
11/14/2010 0.24
11/15/2010 0.25
11/16/2010 0.25
11/17/2010 0.68
11/18/2010 0.01
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 T
11/22/2010 0.40
11/23/2010 0.01
11/24/2010 0.23
11/25/2010 0.07
11/26/2010 0.05
11/27/2010
11/28/2010
11/29/2010 0.11
11/30/2010 0.02
12/1/2010 0.01
12/2/2010 0.11
12/3/2010 0.00
12/4/2010 0.05
12/5/2010 0.01
12/6/2010 T
12/7/2010 0.26
12/8/2010 0.05
12/9/2010
12/10/2010 0.05
12/11/2010 0.48
12/12/2010 0.03
12/13/2010 0.02
12/14/2010
12/15/2010 0.01
12/16/2010 0.41
12/17/2010 T
12/18/2010 0.09
12/19/2010 0.40
12/20/2010 0.43
12/21/2010 0.53
12/22/2010 0.01
12/23/2010 0.00
12/24/2010 0.09
12/25/2010 0.00
12/26/2010 0.00
12/27/2010 0.15
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 T
12/31/2010 0.12
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.03
1/2/2011 0.01
1/3/2011 0.23
1/4/2011 0.01
1/5/2011 0.01
1/6/2011 0.01
1/7/2011 0.00
1/8/2011
1/9/2011 0.25
1/10/2011 0.20
1/11/2011
1/12/2011 0.00
1/13/2011 0.01
1/14/2011 0.02
1/15/2011 T
1/16/2011 0.01
1/17/2011 0.26
1/18/2011 0.63
1/19/2011 0.08
1/20/2011 0.37
1/21/2011 0.09
1/22/2011 0.33
1/23/2011 0.28
1/24/2011
1/25/2011
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011 0.22
2/26/2011 0.19
2/27/2011 0.03
2/28/2011 0.09
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.05
3/4/2011 0.40
3/5/2011 T
3/6/2011 0.05
3/7/2011 0.20
3/8/2011 0.01
3/9/2011
3/10/2011
3/11/2011 0.00
3/12/2011 T
3/13/2011 0.35
3/14/2011 0.00
3/15/2011 0.29
3/16/2011 0.00
3/17/2011 0.01
3/18/2011 0.25
3/19/2011 0.00
3/20/2011 0.00
3/21/2011 0.00
3/22/2011 0.10
3/23/2011 0.16
3/24/2011 0.00
3/25/2011 0.07
3/26/2011 0.19
3/27/2011 0.25
3/28/2011 0.82
3/29/2011 0.75
3/30/2011 0.08
3/31/2011 0.28
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.02
4/2/2011 0.00
4/3/2011 0.04
4/4/2011 1.07
4/5/2011 0.00
4/6/2011 0.00
4/7/2011 0.02
4/8/2011 0.00
4/9/2011 0.00
4/10/2011 0.04
4/11/2011 0.20
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.38
4/15/2011 0.07
4/16/2011 T
4/17/2011 T
4/18/2011 0.14
4/19/2011 0.73
4/20/2011 0.29
4/21/2011 0.35
4/22/2011 0.26
4/23/2011 0.14
4/24/2011 0.31
4/25/2011 0.44
4/26/2011 0.53
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011
5/13/2011
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011 0.21
7/9/2011 0.30
7/10/2011 0.29
7/11/2011 0.39
7/12/2011 0.03
7/13/2011 0.30
7/14/2011 0.00
7/15/2011 T
7/16/2011 T
7/17/2011 0.05
7/18/2011 0.00
7/19/2011 1.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.00
7/27/2011 0.02
7/28/2011 0.01
7/29/2011 0.00
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 T
8/3/2011 0.55
8/4/2011 0.16
8/5/2011 0.02
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.00
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.00
8/14/2011 0.00
8/15/2011 0.03
8/16/2011 0.00
8/17/2011 T
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 0.10
8/21/2011 0.00
8/22/2011 0.06
8/23/2011 T
8/24/2011 0.00 **
8/25/2011 0.06 **
8/26/2011 0.35 **
8/27/2011 0.20 **
8/28/2011 0.00 **
8/29/2011 0.00 **
8/30/2011 0.06 **
8/31/2011 0.00 **
9/1/2011 0.00 0.00
9/2/2011 0.00
9/3/2011 0.05
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.42
9/8/2011 0.31
9/9/2011 0.01
9/10/2011 0.01
9/11/2011 0.00
9/12/2011 0.00
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/10/2010 8:00 AM 0.12 2.7 M 5.6 M 1110100800 CLR 20+ 15 56% RH NEW 2.7 inches SWE 0.12 inches Depth 5.6 (4-7)
11/11/2010 7:00 AM 0.04 0.7 M 3.6 M 1111100700 Ns BKN Ac BKN SW-- 25 69% TMXMN 33 14 NEW 0.7, SWE 0.04, DEPTH 3.6 (1-5) INCHES SW--BGN2200 ALL NIGHT
11/12/2010 7:30 AM 0.06 1.2 M 5.0 M 1112100730 Fc SCT Ice Crystals 5 mi 16 67% RH Tmxmn 28 12 E 3+9 0700-2200 Ns SW-- to Sc BKN All Day New 1.2 SWE 0.06 Depth 5.0 (2-7) inches
11/13/2010 7:00 AM T M M M M 1113100700 Sc BKN SW-- T T Depth 0-6 avg 3.5
11/14/2010 8:45 AM 0.24 3.7 M 7.0 M 1114100845 Ns BKN SW--- 20 69% RH NW 2+9kts Tmxmn 27 17 NEW 3.7 SWE 0.24 DEPHT 7 (4-8) INCHES SBGN 1500 MAX 1600-1800 END 0100
11/15/2010 7:00 AM 0.25 4.3 M 10.0 M 1115100700 NsBKN As OVC SW-- 4 MI 22 82% CALM+ W 9 KTS NEW 4.3 SWE 0.25 DEPTH 10.0 (8-12) INCHES SBGN 0916- CONTINUING MAX 0000-0100 MST
11/16/2010 9:00 AM 0.25 4.9 M 10.0 M 1116100900 NsX S- V BS 0.5 mi 23 84% RH WNW 3+15kts NEW 4.9 SWE 0.25, Depth 10 (7-12) inches BS DRIFTING SBGN 0742 INTERMITTENT ALL DAY AND NIGHT MAX 08-09 TODAY
11/17/2010 8:00 AM 0.68 7.5 M 14.0 M 1117100800 CLR to ScSCT v BKN SW-- 4 mi 20 72% NW 4+18 kts Tmxmn 27 17 New 7.5 SWE 0.68 Depth 14.0 (10-16) inches SBGN 0100-0500 MAX 1530-1800 AND 2300-0100 MST BS TO BS+ ALL DAY S- V S+ INTERMITTENT ALL DAY MAX 1535-1615 VSBY 50 M
11/18/2010 8:00 AM 0.01 0.1 M 11.0 M 1118100800 AcSCT E CLR W 20+mi 22 59% RH Calm+WNW 9kts Tmxmn 30 18 NEW 0.1 SWE 0.01 Depth 11.0 (7-13) inches SW- 0700-1100mst
11/19/2010 7:00 AM 0.00 0.0 M 9.2 M 1119100700 Ac BKN East CLR West 20+mi 32 35%RH WSW 5+32 kts Tmxmn 46 17 AcL SCT all day Depth 9.2 (6-12) inches
11/20/2010 8:00 AM 0.00 0.0 M 8.2 M 1120100800 Cs BKN 20+mi 35 32% RH WSW 10+ 25 kts Tmxmn 49 27 Rapid melting + sublimation Ac Cs SCT v BKN All Day Depth 8.2 (5-10) inches
11/21/2010 7:00 AM T T M 6.2 M 1121100700 Ns SCT v BKN SW--- 15 mi 29 58% RH SW 3+25kts Tmxmn 46 34 0800-2100 Cs SCT v BKN T NEW Depth 6.6 (3-10) inches SW---BGN 0500MST
11/22/2010 8:00 AM 0.40 5.5 M 9.8 M 1122100800 Ns BKN As OVC SW-- 4 mi 12 58% RH WNW 5+24 kts Tmxmn 34 11 NEW 5.5 SWE 0.40 Depth 9.8 (7-12) inches BS+ Difficult to measure Sbgn 1530 max 19-2200 end 0300 mst DARK S to W S- S
11/23/2010 8:45 AM 0.01 0.1 M 8.8 M 1123100845 CLR 20+mi 12 30% RH Calm+ SW 23 kts 0.1 New SWE .01 Depth 8.8(6-11)inches SW-- AM Tmxmn 17 11
11/24/2010 7:30 AM 0.23 5.3 M 12.2 M 1124100730 Ns X S- F 0.5 mi 10 78% RH ESE 2+14kts Tmxmn 33 8 CFRNT PASS 1630 NEW 5.3 SWE 0.23 Depth 12.2 (9-15) inches SBGN 1440 SW-v S
11/25/2010 7:00 AM 0.07 1.4 M 11.2 M 1125100700 CLR 20+MI -7 50% RH CALM+SW18KTS TMXMN 21 -9 NEW 1.4 SWE 0.07 DEPTH 11.2 (8-13) inches BS SW- all day
11/26/2010 7:00 AM 0.05 1.0 M 12.0 M
11/29/2010 7:00 AM 0.11 2.5 M 14.5 M
11/30/2010 8:55 AM 0.02 0.2 M 11.8 M 1130100850 Sc SCT v BKN SW-- NEW 0.2 SWE 0.02 DEPTH 11.8 (8-14) inches
12/1/2010 8:30 AM 0.01 0.5 M 12.2 M 1201100830 Ns X S- v S-- 1 mi 28 84% RH WNW 2+14 kts NEW 0.5 SWE 0.01 DEPTH 12.2 (8-15) INCHES SW- BGN 0500
12/2/2010 8:00 AM 0.11 1.0 M 12.6 M 1202100800 Ac SCTvBKN 20+mi 29 76% RH Tmxmn 32 20 SW- v SW-- all day NEW 1.0 SWE 0.11 Depth 12.6 (9-14) inches
12/3/2010 8:00 AM 0.00 0.0 M 11.2 M 1203100800 As OVC SW- S Breck 6 mi 37 45% RH WSW 3+18kts Tmxmn 43 26 CLR to Ac SCT All Day Depth 11.2 (8-14) inches
12/4/2010 8:55 AM 0.05 1.1 M 12.0 M 1204100845 Ns BKN SW-- 5 mi 32 73% RH Calm+WNW 22 kts CFRNT Tmxmn 33 14 Sbgn 1733 - 1927 max 1800-1900 New 1.1 SWE 0.05, Depth 12 (9-14) inches
12/5/2010 8:00 AM 0.01 0.1 M 11.0 M 1205100800 NsX SW - .5 mi 31 72% RH NE 2+W 18 kts Tmxmn 44 30 As OVC Sc SCT v BKN All Day SW-- NEW 0.1 SWE 0.01 Depth 11.0 (8-13) inches
12/6/2010 8:00 AM T T M 10.6 M 1206100800 CLR 20+MI 22 73% RH CALM+W 10 KTS Tmxmn 40 22 Ns SCT v BKN SW-- As ovc All Day New T SWE T Depth 10.6 (7-13) inches
12/7/2010 6:00 AM 0.26 4.5 M 15.8 M 1207100600 NsX S 0.5 mi 21 91% RH Calm+W 14 kts Tmxmn 41 18 CLR 0700-1000 As SCT v OVC 1300; NsX SW-- SCT 1300-1700 NsX; S-vS 1700-0600 NEW 4.5 SWE 0.26 Depth 15.8 (12-18) inches
12/8/2010 8:00 AM 0.05 1.0 M 14.0 M 1208100800 Cs SCT 20+mi 26 65% RH Calm+SW 12 kts Tmxmn 30 10 New 0.5 SWE 0.02 Depth 14 (11-16) inches Ns X S- 0600-1000 Sc BKN v OVC SW--- 1000-1400 Sc Ac SCT v BKN
12/10/2010 8:30 AM 0.05 0.4 M 12.0 M 1210100830 Ns BKN SW- BS 4 mi 30 75% RH WSW 5+15 kts Tmxmn 33 14 New 0.4 SWE 0.05 DEPTH 12.0 (7-14) inches
12/11/2010 9:00 AM 0.48 7.5 M 17.8 M 1211100900 Ns X SW- 1 BS 22 85% WNW 3+9 kts Tmxmn 22 15 NEW 7.5 SWE 0.48 Depth 17.8 ( 15-20 )
12/12/2010 8:30 AM 0.03 0.7 M 17.2 M 1212100845 Ns X SW- 1.5 mi 24 92% RH SSE 2+9 kts Tmxmn 24 11 New 0.7 SWE 0.03 Depth 17.2 (15-19) inches SW all day
12/13/2010 8:30 AM 0.02 0.5 M 16.6 M 1213100830 SC SCT 20+MI 32 68% RH CALM+SW 10KTS TMXMN 32 15 NEW 0.5 SWE 0.02 DEPTH 16.6 (15-18) INCHES SW-- all day
12/15/2010 8:00 AM 0.01 0.1 M 14.4 M 1215100800 Ns X 1 mi SW- 31 81% RH Calm+SE 31 KTS Tmxmn 43 28 NEW 0.1 SWE 0.01 Depth 14.4 (12-16) inches As OVC ALL DAY SW-- BGN 0330
12/16/2010 8:00 AM 0.41 7.1 M 21.0 M 1216100800 Sc SCT 20+mi 24 71% RH Calm+W 16 kts Tmxmn 34 16 NEW 7.1 SWE 0.41 Depth 21.0 (19-23) inches SBGN 0905-0051 max 1400-1700 mst
12/17/2010 8:00 AM T T M 19.2 M 1217100800 Ac SCT 20+mi 10 72% RH Calm+Nw 15 kts Tmxmn 30 9 CLR TO SCT AC ALL DAY 1600 As to South then As OVC SW--1930 T NEW Depth 19.2(17-21) inches
12/18/2010 8:00 AM 0.09 2.1 M 18.4 M 1218100800 Ns X S- 1 mi 21 90% RH SE 2+W15 kts Tmxmn 28 3 SBGN 2000 SW-- Max 0300 30 min NEW 2.1 SWE 0.09 Depth 18.4 (16-21) inches Ac SCT AM CLR 1500 As BKN v OVC Cs OVC
12/19/2010 8:30 AM 0.40 7.5 M 21.8 M 1219100830 Ns X S- 0.7 mi 29 87%RH SSE 1 +SW 20 kts Tmxmn 28 17 SW-- v SW- all day SBGN 1130mst 7.5 NEW SWE 0.40 Depth 21.8 (20-24 ) Inches BS 2000-2300 mst
12/20/2010 8:30 AM 0.43 6.2 M 27.0 M 1220100830 NsX S- v SG- 0.7 mi 33 92% RH SSE 1+SW 19 kts Tmxmn 34 27 NEW 6.2 SWE 0.43 Depth 27.0 (25-29) inches SP - All DAY Wet snow Occasonial Dentritic Flake showers WARM
12/21/2010 8:30 AM 0.53 5.4 M 29.6 M 1221100830 As OVC Ns SCT SW- SSW 10 mi 33 80%RH SW 4+NE 15 kts SP v S- All Day max 1700 End 1800 SW--- 1900, 0300 MST WET Snow NEW 5.4 SWE 0.53 Depth 29.6 (27-32) inches
12/22/2010 8:00 AM 0.01 0.1 M 28.0 M 1222100800 Cs SCT v BKN 20+mi 28 79% RH Calm+SW 17 kts Tmxmn 34 23 SW--- all day CLR 2200 NEW 0.1 SWE 0.01 Depth 28 (26-30) inches
12/23/2010 8:00 AM 0.00 0.0 M 26.2 M 1223100800 St SCT As BKN Cs OVC 12 mi SW- to S 8 mi 26 87%RH CALM+SSW 12 KTS Tmxmn 44 26 Cs BKN ALL DAY Depth 26.2 (23-28) inches
12/24/2010 8:00 AM 0.09 2.1 M 26.4 M 1224100800 CLR St LYR SE-S 20+mi 22 78% RH Calm+S 7 kts Tmxmn 37 15 Ac BKN v OVC Sc BKN SW in area SCT ALL DAY SW BGN1208-1448 max 1315-1330 NEW 2.1 SWE 0.09 Depth 26.4 (24-29) inches Large dentritic flakes
12/25/2010 8:00 AM 0.00 0.0 M 25.4 M 1225100800 Cs SCT 20+mi 23 55% Calm+E6kts Cs Ac SCT v BKN All Day Tmxmn 36 15 Depth 25.4 (23-28) inches
12/26/2010 8:00 AM 0.00 0.0 M 24.2 M 1226100800 Cs BKN 20+mi 31 43% Calm+SW 4 kts Tmxmn 42 12 Cs SCT all Day Depth 24.2 (21-26) inches
12/27/2010 8:00 AM 0.15 3.8 M 27.0 M 1227100800 Ns BKN AS OVC 10 mi 20 80% RH Calm+W 14kts Tmxmn 41 18 Cs SCT v BKN 0700-1700 Ac BKN to Ns X S- 0840 Sbgn 0840 Send 0459 Max 0000-0100 mst NEW 3.8 SWE 0.15 Depth 27.0 (26-28) inches Dry Dentritic flakes
12/28/2010 8:50 AM 0.00 0.0 M 25.6 M 128100850 Ac Cs Lyrs BKN 20+ mi 10 56%RH Calm+E 8 kts Tmxmn 29 6 As BKN v OVC all day Depth 25.6 (23-27) inches
12/29/2010 7:00 AM 0.00 0.0 M 24.6 M 1229100700 Sc SCT As OVC 13 MI 25 67% ENE 2+W12KTS Tmxmn 33 6 Ac SCT v BKN 0700-1400 CLR 1400-1800 Depth 24.6 (22-27) inches Snow pit sugar snow
12/30/2010 8:00 AM T T M 24.0 M 1230100800 Cs BKN 20+mi 17 71% RH W 1+N22kts Ac BKN all day CLRG 1400-1900 Depth 24.0 (22-26) inches NEW T SWE T SW---
12/31/2010 8:30 AM 0.12 2.1 M 24.2 M 1231100830 Ns X S-- 0.7 mi -8 76% RH WNW 5+17 kts AcBKN AM Ns X S 1300-2100 max 1400-1500 MST 1500-0830 S--- v S -- NEW 2.2 SWE 0.12 Depth 24.2 (22-26) inches BS 1300-2200 difficut to measure new snow fine needle snow crystals and plates
1/1/2011 8:00 AM 0.03 0.6 M 24.6 M 0101110800 St OVC SunDimVis 2 mi -8 77% RH Calm+SW 8 Kts Tmxmn -4 -13 F 0700-0300 Ns OVC X S--- New 0.6 SWE 0.03 Depth 24.6 (23-26) Inches
1/2/2011 8:00 AM 0.01 0.1 M 24.0 M ??0102110800 Ac SCT Cs BKN 20+mi 1 72% RH Calm+NW 23Kts Tmxmn 4 -12 Ns - St OVC SW--- all day New 0.1, SWE 0.01 Depth 24.0 (21-26) inches
1/3/2011 8:00 AM 0.23 4.5 M 25.6 M 0103110800 Ns BKN Ac Bkn 6 mi 16 79% RH E3+NW 23kts Drifting Snow Tmxmn 24 4 New 4.5 SWE 0.23 Depth 25.6 (24-27) inches
1/4/2011 8:50 AM 0.01 0.1 M 25.0 M 0104110850 Ns BKN SW--F 5 7 78% RH WNW 2+NE 15 kts Tmxmn 30 7 Sc SCT v BKN All day SW--- 1900-0845 mst New 0.1 SWE 0.01 Depth 25.0 (23-26) inches
1/5/2011 8:30 AM 0.01 0.2 M 24.4 M 0105100830 Sc SCT Ac BKN 10 MI 20 65% WNW 5+14KTS Tmxmn 24 8 Ns BKn v OVC SW--- All day NEW 0.2 SWE 0.01 Depth 24.4 (22-26) inches
1/6/2011 8:00 AM 0.01 0.9 M 25.0 M 0106100800 Cu SCT As BKN 20+mi 20 77% WSW 3+16kts Tmxmn 26 11 Ns Sc BKN SW--- all day New 0.9 SWE 0.01 Depth 25.0 (24-26) inches S- 1930-2200 Very DRY
1/7/2011 8:00 AM 0.00 0.0 M 24.2 M 0107110800 Ac SCT 20+ mi 19 81% NE 1+W 16 KTS Tmxmn 26 11 Sc Cs SCT v BKN Depth 24.2 (22-26) inches
1/9/2011 8:45 AM 0.25 6.7 M 29.4 M 0109110845 Ns X S-BS .5 mi 20 85% RH NE 5+18kts Tmxmn 36 15 Ac SCT v BKN AM Sc OVC 1600-2100 Ns S S+ 2100-0900 Max 0200-0300 mst NEW 6.7 SWE 0.25 Depth 29.4 (27-31) inches Very Dry Snow
1/10/2011 8:00 AM 0.20 2.7 M 29.0 M 0110110800 Ns SCT IF Cs SCT 10 mi -5 83% RH CALM + NW 21 kts 0800-1400 S- BS NEW 2.7 SWE 0.20 Depth 29.0 (26-31) inches S-- v S all Day S Max 1100-1300 SEND 2230 mst
1/12/2011 8:00 AM 0.00 0.0 M 27.0 M 0112110800 ACL SCT v BKN 20+ mi 14 68% WSW 3+24 kts Tmxmn 18 -3 Cs SCT v BKN ALL DAY Depth 27.0 (26-28) inches
1/13/2011 8:00 AM 0.01 0.1 M 25.8 M 0113110800 AcL Sc SCT v BKN 20+mi 24 68% RH SW 2+13 Kts Tmsmn 32 3 NEW 0.1 SWE 0.01 Depth 25.8 (23-27) inches AcL SCT v BKN 0800-1500 Sc BKn V OVC 1500-2100 SW--
1/14/2011 8:00 AM 0.02 0.9 M 26.2 M 0114110800 Ns BKN Ac BKN SW--2mi 27 77% RH ESE 2+SW 10kts Tmxmn 37 20 NEW 0.9 SWE 0.02 Depth 26.2 (24-28) inches Sc Ac SCT v BKN All day SWBGN 2030
1/15/2011 8:00 AM T T M 25.8 M 0115110800 St OVC 10 MI 22 75%RH CALM+SW 8 KTS Tmxmn 33 21 NEW T SWE T Depth 25.8 (23-27) inches Sc Ac SCT v BKN ALL day SW---
1/16/2011 8:00 AM 0.01 0.1 M 25.4 M 0116110800 Sc sct v BKN As OVC 20 mi Sw--- 26 66% RH ENE 4+W12kts Tmxmn 33 18 As ovc All DAY Occnl SW-- New 0.1 SWE 0.01 Depth 25.4 (23-27) inches
1/17/2011 7:45 AM 0.26 3.5 M 27.2 M 0117110745 Ns X S BS 0.2 Mi 30 93% WSW 5+22kts Tmxmn 37 29 Sc AcL bkn v ovc all day SBGN 1830 S+ v S- 0200-0745 New 2-5 avg 3.5 SWE 0.26 Depth 27.2 (25-29) inches BS all night
1/18/2011 8:45 AM 0.63 10.8 M 35.8 M 0117110845 Ns BN SW- 5 mi 25 74% RH Calm+SW 22 kts Tmxmn 33 22 Ns X S-vS+ all day BS SBGN 0700 Max 1810-1930 NEW 10.8 SWE 0.63 Depth 35.8(33-38) inches WET snow
1/19/2011 7:45 AM 0.08 1.2 M 33.0 M 0119110745 Ns X S- 0.5 mi 21 89% RH ENE 2+W 30 kts Tmxmn 33 20 Ns Sc OVC ALL DAY SW-- SWBGN 1820 - 0745 NEW 1.2 SWE 0.08 Depth 33.0 (31-35) inches +gust1500 FROPA
1/20/2011 8:00 AM 0.37 4.5 M 36.4 M 0120110800 Fc SCT 20+mi 12 74% RH Calm+W 30 KTS New 4.5 SWE 0.37 Depth 36.4 (34-39) Inches SW- v S+ all day max 11-1300 and 1500-1600 mst
1/21/2011 8:00 AM 0.09 2.8 M 36.2 M 0121110800 Ns X S 0.2 mi 16 86% RH ESE 5+SW 16 kts Tmxmn 23 3 NEW 2.8 SWE 0.09 Depth 36.2 (34-38) inches CLR AM Cs SCT v BKN PM Sbgn 0454 Smax 06-08 MST
1/22/2011 8:00 AM 0.33 8.0 M 38.8 M 0122110800 Ns X S+ BS 0.1 mi 21 93% RH W 5+27kts Ns Sc OVC BKN 0800-1430 CLR 1500-2300 SBGN 0235 Max 0315-0612 NEW 8 SWE 0.33 Depth 38.8 (36-41) inches BS Drifts to 2-3 ft
1/23/2011 7:30 AM 0.28 3.6 M 38.4 M 0123110730 CLR 20+ 9 85% CALM+W27KTS 0900 TMXMN 25 4 NEW 3.6 SWE 0.28 Depth 38.4 (36-40) inches S+ BS 0600-1030 S END 1330
2/25/2011 8:00 AM 0.22 2.0 M 42.6 M 0225111500 Ns X S-- F Depth 42.6 (41-44) inches 3 Layers since departure 012411 - 022511 Total accumulated SWE 2.51 inches NEW 2 SWE .22
2/26/2011 8:00 AM 0.19 3.5 M 46.4 M 0226110800 Ns X S F 24 98% RH ESE 3+11 0.19 New SWE new 3.5 Depth 46.4 (44-48) Inches
2/27/2011 8:00 AM 0.03 0.7 M 41.6 M 0227110800 Ac SCT Cs SCT 20+mi 23 53% CALM+E 15kts 1500MST Tmxmn 26 4 F NEW 0.7 SWE 0.03 Depth 41.6 (39-44) inches SW-- all day
2/28/2011 8:00 AM 0.09 2.2 M 41.2 M 0228110800 CLR 20+MI 28 30% RH CALM+ESE 18 KTS TMXMN 36 14 NEW 2.2 SWE 0.09 DEPTH 41.2 (38-43) INCHES
3/1/2011 6:00 AM 0.00 0.0 M 40.0 M 0301110600 CLR 20+ 29 12%RH WSW 5+NW 23KTS Tmxmn 42 13 CLR Windy all Day Depth 40 inches
3/2/2011 8:00 AM 0.00 0.0 M 36.2 M 0302110800 Acl SCT v BKN 20+mi 33 26% RH Calm+NW 23kts Tmxmn 48 27 RAPID MELT Depth 36.2 (33-37) inches CLR Windy DRY all day
3/3/2011 8:00 AM 0.05 1.1 M 35.8 M 0303110800 Ns X 0.5 mi S v S+ 31 85% RH Calm+W18kts 1600 mst Tmxmn 46 19 RAPID MELT Windy all day NEW 1.1 SWE 0.05 DEPTH 35.8 (33-37) INCHES
3/4/2011 8:00 AM 0.40 4.7 M 40.0 M 0304110815 Ns X S--F 1 MI 23 85% RH E 2+NW 13 kts Tmxmn 38 21 4.7 NEW 0.40 SWE Depth 40.0 (37-41) INCHES WET SNOW Dentritic Aggregates after Graupel showers 0700-0900 MST S-vS+ Intermittent all day
3/5/2011 7:00 AM T T M 38.4 M 0305110700 Cs BKN 20+mi 7 65% RH Calm+W16 1500 mst Tmxmn 30 5 SW SCT T NEW Depth 38.4 (36-40) inches
3/6/2011 8:00 AM 0.05 2.1 M 38.8 M 0306110800 Ns BKN SW-- F 3 mi 25 83% RH ESE 3+SW 21 1400 mst Tmxmn 33 0 NEW 2.1 SWE 0.05 Depth 38.8 (36-40) inches dense Cs OVC 0900-1600 Ns X SW- 1600-2300mst
3/7/2011 7:30 AM 0.20 3.4 M 39.8 M 0307110730 ScBKN 20+mi 20 83% Calm+W 11kts Tmxmn 33 20 S-- v S- All day INT 3.4 NEW SWE 0.20 Depth 39.8 (37-43) inches DARK E
3/8/2011 6:30 AM 0.01 0.2 M 37.4 M 0308110630 Ns -X S-- F 1 mi 17 85% Calm+SE 11 kts Tmxmn 37 17 0.2 NEW SWE 0.01 Depth 37.4 (35-39) inches
3/11/2011 8:00 AM 0.00 0.0 M 36.4 M 0311110800 Ac BKN CS BKN 20+mi 36 49% RH WNW 6+28 kts Windy all night EVAP SUBLIMATION Depth 36.4 (33-38) inches
3/12/2011 7:00 AM T T M 34.4 M 0312110700 As OVC Sc SCT 20+mi SW--- 30 58% RH Calm+SW 32 kts Tmxmn 47 30 LARGE EVAP SUBLIMATION, MELT T new Depth 34.4 (31-36) inches
3/13/2011 8:00 AM 0.35 5.3 M 38.8 M 0313110800 Ns BKN SW-- Ac BKN 10 mi 27 85% RH SSE 2+W 20 kts Tmxmn 45 24 SBGN 0100-0730 MDT 5.3 NEW SWE 0.35 DEPTH 38.8 (36-40) INCHES
3/14/2011 8:00 AM 0.00 0.0 M 35.8 M 0314110800 Ac SCT v BKN Wave Clds AcL 20+mi 21 62% RH Calm+SW 11 kts Tmxmn 38 14 Ac OVC AM Sc BKN to SCT PM Depth 35.8 (33-37) inches
3/15/2011 8:55 AM 0.29 3.6 M 37.4 M 0315110855 Ac SCT Cs SCT 20+ 28 RH 45% Calm+W 17 kts Tmxmn 47 14 3.6 NEW SWE 0.29 Depth 37.4 (34-39) inches SBGN 1905 End 0137 max 2100-2245 mdt
3/16/2011 8:00 AM 0.00 0.0 M 34.4 M 0316110800 Ac SCT Cs BKN 20+mi 35 50% RH Calm+W 14 kts Tmxmn 46 20 Depth 34.4 (31-36) inches
3/17/2011 8:00 AM 0.01 0.1 M 30.8 M 0317110800 Fc SCT As OVC SW-- 15 mi 28 84% RH N 4+W 29 kts Tmxmn 53 28 0.1 NEW SWE 0.01 Depth 30.8 (28-32) inches Ac Cs SCT ALL DAY RAPID MELTING AND EVAP/SUBLIMATION
3/18/2011 8:00 AM 0.25 3.8 M 33.0 M 0318110800 St SCT CLR 20+mi 28 78% RH Calm+SW 20kts Tmxmn 47 28 As OVC All day Sbgn 1830 3.8 NEW SWE 0.25 Depth 33.0 (30-35) inches SEND 0400
3/19/2011 7:00 AM 0.00 0.0 M 29.2 M 0319110700 Cs SCT 20+mi 38 35% RH WSW 5+19 KTS Tmxmn 47 17 RAPID MELT Depth 29.2 (27-31) inches
3/20/2011 7:00 AM 0.00 0.0 M 28.4 M 0320110700 Cs BKN 20+mi 32 38%RH WSW 5+23 kts Tmxmn 48 32 RAPID MELT SUBLIMATION Depth 28.4 (26-30) inches WINDY all day
3/21/2011 7:00 AM 0.00 0.0 M 26.8 M 0321110700 As BKN Cs OVC 20+mi 35 24% RH Calm + W 23kts Tmxmn 48 27 RAPID MELT Depth 26.8 (26-28) inches
3/22/2011 6:00 AM 0.10 2.5 M 28.0 M 0322110600 Ns X S-vS 1/2 mi 21 89% RH Calm+E29 kts Tmxmn 48 21 SBGN 0015 S+ 0230 2.5 NEW SWE 0.10 DEPTH 28.0
3/23/2011 8:45 AM 0.16 2.5 M 28.2 M 0323110845 Sc SCT v BKN 20+mi SCT SW--- 26 55% RH WNW 2+37kts BS+ 0930-1700 Sbgn 1746-2137 max 1800-2000 2.5 New swe 0.16 Depth 28.2 (26-29) inches
3/24/2011 8:00 AM 0.00 0.0 M 26.6 M 0324110800 CLR 20+mi 29 39% RH Calm+W 15kts Tmxmn 39 17 Sc SCT 1000-1400 CLR 1400-1800 Depth 26.6 (23-28) inches RAPID MELTING
3/25/2011 8:00 AM 0.07 0.8 M 26.4 M 0325110800 Ac SCT Cs BKN 20+mi Calm+W32 kts Tmxmn 41 21 SW+ BS+ 1400-1800 FROPA 0.8 new SWE 0.07 Depth 26.4 (24-28) inches
3/26/2011 8:45 AM 0.19 3.2 M 27.6 M 0326110845 Sc BKN SW- 10mi 22 74% RH E 5+W 19 kts Tmxmn 39 15 Am Ac Cs SCT v BKN 1500 As OVC 1700 Ns SW BGN max 2200-2300 0400 3.2 NEW SWE 0.19 Depth 27.6 (25-30) inches BS difficult to measure 3 major bands of SW SW+ 30 to 45 min each
3/27/2011 8:55 AM 0.25 3.6 M 28.6 M 0327110845 Ns X SW- 2 mi 23 88% RH ENE 3+SW 19 kts Tmxmn 37 15 SBGN 2050 - 0845 SW-- v SW+ 3.6 NEW SWE 0.25 Depth 28.6 (26-31) inches
3/28/2011 7:30 AM 0.82 12.8 M 40.6 M 0328110730 Ns X S+ .2 mi 25 87% RH Calm+W 24kts 1230mdt Tmxmn 34 21 Ns SW-vSW+ All day S+ max 2200-0200mdt 0600-0730 12.8 NEW SWE 0.82 Depth 40.6 (39-42) INCHES
3/29/2011 8:55 AM 0.75 9.2 M 43.0 M 0329110855 Sc SCT 20+mi 22 68 % RH SSE 3+NW 20 kts Tmxmn 27 18 S- v SW+ v S all day Max 0902-1029 mdt 9.2 NEW SWE 0.75 Depth 43.0 (40-44) inches large dentritic crystals
3/30/2011 8:00 AM 0.08 1.4 M 38.0 M 0330110800 Ns X S- 3 mi 20 86% Calm+NW 15 kts Tmxmn 33 9 New 1.4 SWE 0.08 Depth 38 (35-40) inches SBGN 0030
3/31/2011 8:00 AM 0.28 4.2 M 40.0 M 0331110800 Ns OVC S-- 4 mi 31 89% RH E 3+SW 15 kts Tmxmn 28 19 SBGN 0928-0723 max 1221-1430 3 major bands 4.2 NEW SWE 0.28 Depth 40.0 (37-41) inches
4/1/2011 8:00 AM 0.02 0.2 M 36.2 M 0401110800 Sc SCT v BKN 20+ mi 36 54% ESE 2+ W 18 kts Tmxmn 43 28 SW-- all day Ns OVC 0.2 NEW SWE 0.02 Depth 36.2 numerous graupel SW--
4/2/2011 7:00 AM 0.00 0.0 M 31.6 M 04021107 Ac SCT 20+mi 41 31% RH Calm+W 22 kts Tmxmn 50 33 RAPID MELT Sublimation Depth 31.6 (29-34) inches
4/3/2011 7:00 AM 0.04 0.5 M 28.5 M 0403110700 Ns X S+ 0.2 mi 34 88% RH ESE 3+10 Tmxmn 58 37 RECORD Max T .5 new 0.04 SWE SBGN SW- 0258 Depth 28.5 inches Max S+ 0630-continuing
4/4/2011 7:30 AM 1.07 9.3 M 37.0 M 0404110730 Sc SCT v BKN 10 mi SCT SW- 14 78% RH Tmxmn 43 7 HEAVY WET SNOW SBGN 040311 0258-040411 0302 Max 1130-1400 mdt 9.3 NEW SWE 1.07+ Depth 37 (35-38) inches Gauges over topped
4/5/2011 8:45 AM 0.00 0.0 M 33.0 M 0405110845 CLR BS 20+mi 34 44% W 10+21 kts Tmxmn 29 7 Depth 33 (31-34) inches
4/6/2011 7:00 AM 0.00 0.0 M 28.6 M 0406110700 Ac SCT 20+mi 37 42% RH WSW 3+NW 32 kts Tmxmn 49 21 Rapid Melting Evaporation Sublimation Depth 28.6 (26-31) inches Ac SCT Windy all day
4/7/2011 7:00 AM 0.02 0.5 M 28.4 M 0407110700 Cs BKN 20+mi 24 69% RH Calm+18kts SW- 1700-1900 0.5 new SWE 0.02 Depth 28.4 (25-29) inches DEN UPSLOPE RW-
4/8/2011 8:00 AM 0.00 0.0 M 27.0 M 0408110800 Cs SCT 20+mi 3 59% RH ESE 3+W16kts Tmxmn 48 23 Sun and Wind all Day Depth 27.0 (24-29) inches Continuous melt flow in culverts
4/9/2011 7:00 AM 0.00 0.0 M 25.2 M 0409110700 Cs BKN 20+mi 34 48% RH WSW4+SW 24 kts Tmxmn 49 28 Rapid melting + Sublimation Sunny Windy all day Depth 25.2 (22-28) inches continuous Melt flow in culverts S slope 95% cover Forest 100% cover
4/10/2011 7:00 AM 0.04 0.7 M 25.0 M 0410110700 Ns X S-- F .5 mi 14 85% NW 2+SW 26 Tmxmn 46 14 SW-- BGN 1830-0700 NEW 0.5 SWE 0.02 Depth 25.0 (23-27) inches
4/11/2011 8:00 AM 0.20 3.3 M 26.8 M 04111108 Sc SCT 14 mi SW-- 26 72% RH Calm+W 18 kts Tmxmn 25 14 SW-- v SW+ All Day 3.3 NEW SWE 0.20 Depth 26.8 (25-29) inches
4/12/2011 8:55 AM 0.00 0.0 M 23.8 M 0412110855 Cs SCT V BKN 20+mi 36 35% RH WSW 2+8 kts Tmxmn 47 15 Rapid melting Depth 23.8 (20-27) inches
4/13/2011 8:00 AM 0.00 0.0 M 22.4 M 0413110800 CLR 20+mi 35 52% RH Calm+W 15 kts Tmxmn 52 24 RAPID MELT AND consolidation Depth 22.4 (20-25) inches
4/14/2011 7:00 AM 0.38 5.3 M 24.8 M 0414110700 Ns X S+ 0.1 mi 24 95% RH WSW 2+SE 20 kts Tmxmn 50 24 CFRNT pass 1515 mdt SBGN 1630 - 2240 0400-0700+ Max 1930-2030 and 0410-0700 cdt 5.3 NEW SWE 0.38 Depth 24.8 (23-28) inches
4/15/2011 8:00 AM 0.07 1.1 M 24.4 M 0415110800 Sc SCT v BKN SW--- 6 mi 22 63% RH WSW 4+N 14 kts Sc -Ns BKN v OVC All day SW- 1.1 NEW SWE 0.07 Depth 24.4 (22-27) inches
4/16/2011 8:00 AM T T M 21.4 M 0416110800 Ns SCT v BKN As OVC 4 mi SW-- 30 66% RH WNW 5+22 kts Tmxmn 40 13 1000-2300 CLR H NW flow T NEW SWE T Depth 21.4 (19-25) inches
4/17/2011 8:00 AM T T M 21.2 M 0417110800 As OVC SW-- South 15 mi 41 57% RH WNW 5+26 kts Precip Ceiling VIRGA T New SWE T Depth 21.2 (28-25) inches 95% cover melt on open Sfacing Slopes and Fallen Timber
4/18/2011 6:30 AM 0.14 0.2 M 20.4 M 0418110630 Ns OVC RW- 10 mi 39 79% WSW 5+22kts Tmxmn 49 34 Rain on Snow RW- SW-- Mixed Sc Ns OVC ALL DAY RW BGN 1730-0630 0.2 new QPE 0.14 Depth 20.4 (18-24) inches Consolidation and Melting Max 2115-2145 0330-0415
4/19/2011 8:55 AM 0.73 5.3 M 22.8 M 0419110855 Ns X S .5 mi 33 78% RH WNW 6+24kts SBGN 2213 - 0855+ Max 2310-0100 and 0820-0855+ 5.3 NEW SWE 0.73 Depth 22.8 (20-27) inches Very windy and Sc OVC all day
4/20/2011 7:00 AM 0.29 2.9 M 23.8 M 0420110700 As OVC SW---10mi 30 79% RH ESE 1 + NW 29 KTS Tmxmn 36 27 SW-vSW+ all day graupel dense snow 2.9 NEW SWE 0.29 Depth 23.8 inches BS+ Drifting 1700-1805 S+ .1 mi 1910-1945 S+
4/21/2011 8:00 AM 0.35 4.3 M 23.8 M 0421110800 Ns X S+ 0.1 mi 30 94% RH Calm+W 20 kts Tmxmn 49 26 RAPID MELTING 4.3 NEW SWE 0.35 Depth 23.8 (27-21) RW SW 2100-0230 SBGN 0300-0800+ Max 0500-0800 S V S+
4/22/2011 8:00 AM 0.26 2.6 M 22.0 M 0422110800 As OVC 12 mi SW-- 28 62% RH W 7+22 kts Tmxmn 45 27 S END 0915 S BGN 1950-0315 Max 2105-2220 2 inches 2.6 NEW SWE 0.26 depth 22.0 RAPID MELTING OF NEW SNOWS RUNOFF FAST AM 100% COVER 1600 85% COVER
4/23/2011 8:00 AM 0.14 2.2 M 22.8 M 0423110800 Ns X S- 1 mi 27 84% Calm+W 21 kts Tmxmn 40 24 Windy all day Sig MELTING 2.2 NEW SWE 0.14 Depth 22.8 (19-27) inches Bare patches on S facing slopes afternoon 85% Cover SW 0330 S-bgn 0440 max 0600-0700 mdt
4/24/2011 8:00 AM 0.31 3.4 M 24.2 M 0424110800 Sc BKN As OVC 20=mi 35 74% ESE 2+ E 9kts Tmxmn 36 23 S- 0700-1500 and 2100-0030 max 1100-1200 New 3.4, SWE 0.31 Depth 24.2 (20-28) Inches
4/25/2011 8:50 AM 0.44 4.2 M 25.8 M 0425110850 Ns OVC S--F 1 mi 28 90% RH ESE 1 + 10 SW Tmxmn 42 27 Sc SCT v BKN 0800-1200 As OVC 2000-2300 Ns X S+ 3 inches 4.2 New, .44 SWE Depth 25.8 (22-30) inches
4/26/2011 8:00 AM 0.53 8.6 M 31.6 M 0426110800 Ns X S+ 0.1 mi 24 88% RH Calm+NW 16 Tmxmn 39 21 SW-- Am SBGN 1745 S+1800-1900 2200-2240 0500-0800+ New 8.6 SWE 0.53 Depth 31.6 (28-35) inches S+ 1-2 inch per hr in waves
7/8/2011 7:00 AM 0.21 0.0 M 0.0 M 0708110700 Sc BKN Ac BKN 20+mi 51 91% RH SSE 2+W11 kts RW- TRW 1845 - 2230 max 2015-2100 QPE 0.21 inches
7/9/2011 8:00 AM 0.30 0.0 M 0.0 M 0709110800 Sc BKN 20+mi 52 90% RH SSE 1+WNW 23 RW-1126-1135; TRW- 1717-1745; RW 2343-0024 MDT QPE 0.30 inches max 1717-1740
7/10/2011 8:00 AM 0.29 0.0 M 0.0 M 0710110800 Sc OVC 20+mi 49 94% RH ESE 1+W 19 KTS TMXMN 69 43 RW TRW RBGN 1805-1930 2330-2340 MAX 1815-1845 QPE 0.29 INCHES
7/11/2011 7:00 AM 0.39 0.0 M 0.0 M 0711110700 Sc BKN 20+mi 52 88% RH S 1+NW 19 KTS Tmxmn 71 43 RW 1227-1256; TRW 1729-1759; RW TRW--2056-2138 max 2100-2130
7/12/2011 6:30 AM 0.03 0.0 M 0.0 M 0712110630 As OVC 20+mi 44 94% RH Calm+SW 10kts Tmxmn 71 44 RW--1615-1645 QPE 0.03 inches
7/13/2011 7:00 AM 0.30 0.0 M 0.0 M 0713110700 As SCT 20+mi 48 96% RH Calm+W 17 kts Tmxmn 69 44 TRW RW-1531-34 TRW LTG AP slush 2040-2101 QPE 0.30
7/14/2011 6:30 AM 0.00 0.0 M 0.0 M 0714110630 Cs SCT 20+ mi 50 84% RH Calm+SW 12 kts Tmxmn 73 44 Sc Cu SCT v BKN all day CLR 1900 TRW EtoS
7/15/2011 7:00 AM T 0.0 M 0.0 M 0715110700 CLR 20+ MI 52 73% CALM + W 12 TMXMX 74 49 Cu sct v BKN AM Cu+ BKN PM RW--- T 1130 mdt
7/16/2011 7:00 AM T 0.0 M 0.0 M 0716110700 CLR 20+ mi 55 59% Calm+E 16 kts Tmxmn 75 43 Cu SCT v BKN Cu+ 1600-1900 RW--- T
7/17/2011 8:00 AM 0.05 0.0 M 0.0 M 0717110800 Cs SCT 20+mi 62 58% RH SE 4+W15 kts Tmxmn 72 47 Cu+ OVC PM RW-- 1523-2349 max 1525-35 .05 inches
7/18/2011 7:00 AM 0.00 0.0 M M M 0718110700 CLR 20+mi H 60 65% RH Se 2+NW 12 kts Tmxmn 80 48 Cu -Cu+ SCt v BKN 1100-1900 CDT
7/19/2011 6:00 AM 1.00 0.0 M 0.0 M 0719110600 Cu SCT 20+mi fog patches 44 99% RHCalm+W14 kts Tmxmn 75 44 TRW+ FRQ LTG 1845-2100 RW-vRW 2100-0030 QPE 1.00 inches
7/20/2011 7:00 AM 0.00 0.0 M 0.0 M 0720110700 Cu Ac SCT 20+ mi 55 76% RH Calm+W 14 kts Tmsmn 72 45 Cu Cu+ SCT v BKN
7/21/2011 7:00 AM 0.00 0.0 M M M 0721110700 Ac SCT 20mi 47 78% RH SE 2+W 15 kts Tmxmn 74 47 CLR to SCt v BKN Cu Cu+SCT TRW- NE
7/22/2011 7:00 AM 0.00 0.0 M M M 0722110700 CLR 20+MI 50 67% RH 74 46 SE 1+W 18 KTS Cu Cu+ SCt v BKN
7/23/2011 6:30 AM 0.00 0.0 M M M 0723110630 Fc SCT 20+48 53% RH Tmxmn 76 45 NW 2+18 Cu SCT v BKN
7/24/2011 7:00 AM 0.00 0.0 M M M 0724110700 CLR 20+ mi 52 70% RH Calm+W 13 kts Tmxmn 78 46 Cu SCT v BKN all day
7/25/2011 7:00 AM 0.00 0.0 M M M 0725110700 CLR 20+ mi 60 66% RH Calm+SE 12 kts Tmxmn 79 49 Cu SCT v BKN all day
7/26/2011 6:00 AM 0.00 0.0 M M M 0726110600 Ac OVC 20+mi 50 78% RH Calm+SE 10 kts Tmxmn 78 50 Cu Cu+ SCT v BKN 1000-1800 DARK E-S 1800-2000 mdt
7/27/2011 8:45 AM 0.02 M M M M 0727110845 Cu Cu+ BKN 20+mi 60 77% RH ESE 2+W 17 kts Tmxmn 69 50 Ac OVC Cu+ BKN DARK E -S PM RW- 1800-1820 QPE 0.02
7/28/2011 8:00 AM 0.01 M M M M 0728110800 Cu SCT 20+mi 53 80% RH SSE 1+E 9 kts Cu+ BKN All day Cb DARK E-S 1700-2000 RW-- 0.01 inches
7/29/2011 8:00 AM 0.00 0.0 M M M 0729110800 Acc SCT 20+mi 55 68% RH SE 1+NW 12kts Cu SCT v BKN 0900-1500 SCT Cu+ Cb SE TRW S-E 1500-2000
7/30/2011 8:00 AM 0.00 0.0 M M M 0730110800 Cs SCT 20+ mi 54 67% RH ESE 1+NW 12 Cu Cu+ SCT v BKN SCT TRW SE
7/31/2011 7:00 AM 0.00 0.0 M M M 0731110700 CLR 20+ 52 66% RH CALM +NE 8 kts Cu SCT v BKN 1000-1700 SCT TRW SE
8/1/2011 7:00 AM 0.00 0.0 M M M 0801110700 Ac SCT 20+mi 54 82% Calm NW 19 kts Cu Sct v BKN 1000-1800
8/2/2011 6:00 AM T M M M M 0802110600 Ac SCT v BKN 20 mi 47 88% calm+NW 28 kts Tmxmn 67 44 Ac SCT v BKN all day RW--- T
8/3/2011 7:00 AM 0.55 M M M M 0802110700 Fc SCT 20+mi 45 98% RH Calm+SE 15 kts Tmxmn 70 44 Ac BKN v OVC All Day RW R Bgn 1915-2230 Max 1915 - 1930; 2045-2115 QPE 0.55 inches NO Thunder
8/4/2011 6:00 AM 0.16 M M M M 0804110600 As OVC 20+mi 46 96% RH Calm+SE 12kts Tmxmn 71 44 Fc SCT Cu SCT v BKN CbTRW- 1600-1700 RW- 2319-0020mdt QPE 0.16
8/5/2011 7:00 AM 0.02 M M M M 0805000700 CLR 20+mi 44 88% RH Calm+W12 kts Tmxmn 71 43 Ac OVC to Cu Cu+ BKN v OVC RW--- 1530 QPE 0.02
8/6/2011 7:00 AM 0.00 0.0 M M M 0806000700 CLR 20+mi 46 78% RH Calm+SW 22 kts Tmxmn 71 44 Cu Cu+ SCT
8/7/2011 7:00 AM 0.00 0.0 M M M 0807110700 CLR 20+ mi 54 45% RH Calm+SW 22 kts Tmxmn 75 43 Cu SCT all day
8/8/2011 7:00 AM 0.00 0.0 M M M 0808110700 CLR 20+ 41 49 RH Calm+W 18 kts Tmxmn 75 41 Cu SCT all day
8/9/2011 6:00 AM 0.00 0.0 M M M 0809110600 CLR 20+ 41 49 RH Calm+W 13 kts Tmxmn 74 42 Cu SCT all day
8/10/2011 7:00 AM 0.00 0.0 M M M 0810110700 CLR 20+mi 44 47%RH Calm+W 18 kts Tmxmn 76 42 Cu SCT all Day
8/11/2011 6:00 AM 0.00 0.0 M M M 0811110600 CLR 20+mi 43 43%RH Calm+NW 28 kts Tmxmn 70 42 Cu SCT all Day
8/12/2011 7:00 AM 0.00 0.0 M M M 0811210600 CLR 20+mi 42 66%RH SW 1+NW 27 kts Tmxmn 70 42 Cu SCT 1000-1500 Cu+ BKN v OVC 1500-1800 CLR 2000
8/13/2011 7:00 AM 0.00 0.0 M M M 0813110700 CLR 20+MI 43 48% NW 3+24 KTS Tmxmn 70 42 Cu SCT
8/14/2011 7:00 AM 0.00 0.0 M M M 0814110700 As OVC 20+ mi 49% NW 1 + 17 Cu SCT v BKN All day TRW E-S
8/15/2011 7:00 AM 0.03 M M M M 0815110700 Ac BKN 20+mi 50 90%RH W 2+13 KTS Tmxmn 64 48 As OVC all day Ns RW-- 1200-1800 SCT TRW-- QPE 0.03 inches
8/16/2011 7:00 AM 0.00 0.0 M M M 0816110700 Ac SCT 20+ mi 46 57% RH NW 2+15 kts Tmxmn 73 44 Ac OVC 0600 to FEW Cu all Day0900-1800
8/17/2011 7:00 AM T M M M M 0817110700 Few Cu 20+ mi 47 73% RH W 0+13 kts Tmxmn 76 43 Cu SCT v BKN 0900-1100 Cu+ Cb SCT 1100-1800 1300 TRW--- QPE T
8/18/2011 7:00 AM 0.00 0.0 M M M 0818110700 Cs BKN 20+ mi 46 63% RH W 2+17 Tmxmn 77 45 Cu SCT All Day
8/19/2011 7:00 AM 0.00 0.0 M M M 0819110700 Ac OVC 20+mi 49 65% RH W +17kts Tmxmn 78 46 Cu SCT v BKN all day
8/20/2011 7:00 AM 0.10 0.0 M 0.0 M 0820110700 Cs BKN 20+mi 43 94% RH SE 2+13 Kts Tmxmn 73 43 Ac OVC All Day TRW- RW PM 1709-2209 max 1729-1736 QPE 0.10 inches
8/21/2011 7:00 AM 0.00 0.0 M M M 0821000600 Ac SCT Cs BKN 20+ mi 49 74% Calm+ E 11kts Tmxmn 78 40 Cu SCT v BKN All Day
8/22/2011 7:00 AM 0.06 0.0 M 0.0 M 0822110700 CLR 20+ mi 46 91% rh SE 1+14 kts Tmxmn 76 42 Ac Cu Cu+ SCT v BKN all day RW- 1500-2300 QPE 0.06 inches
8/23/2011 7:00 AM T M M M M 0823110700 CLR 20+mi 46 74% RH E 0+10kts Tmxmn 78 44 Cu Cu+ All day RW---1830-1840 VIRGA T
8/24/2011 7:00 AM 0.00 0.0 M M M 0824110700 CLR 20+mi 48 67% RH SE 9KTS Tmxmn 78 45 Cu Cu+ SCT all day
8/25/2011 6:30 AM 0.06 0.0 M 0.0 M 0825110630 CLR 20+ mi 46 75% RH Calm+SE 15 kts Tmxmn 79 46 Cu SCT Cb SCT TRW- 1400-1430 QPE 0.06
8/26/2011 7:00 AM 0.35 M M M M 0826110700 Ac OVC TRW 1657-1830 max 1615-1630 RW-2127-2229 QPE 0.35 inches
8/27/2011 7:00 AM 0.20 M M M M 0827110700 TRW- 1514-0024 max 1933-2017 QPE 0.20
8/28/2011 7:00 AM 0.00 0.0 M M M 0828110700 Cu SCT v BKN
8/29/2011 7:00 AM 0.00 0.0 M M M 0829110700 Cu SCT v BKN
8/30/2011 7:00 AM 0.06 M M M M 0830110700 RW- 0712-1536 max 1043-1056 QPE 0.06 inches
8/31/2011 7:00 AM 0.00 0.0 M M M 0831110700 CLR Cu Cu+ SCT v BKN VIRGA
9/1/2011 7:00 AM 0.00 0.0 M M M 0901110700 As OVC 20+mi 53 63% RH Calm+NW 17 kts Tmxmn 72 43 Cu SCT v BKN all Day
9/2/2011 7:00 AM 0.00 0.0 M M M 0902110700 Ac SCT v BKN 20+mi 47 70% RH Calm+NW 14 kts Tmxmn 71 47 Cu SCT v BKN All DAY
9/3/2011 7:00 AM 0.05 M M M M 0903110700 CLR 20+mi 46 76% Rh E 1+NW 26 kts Tmxmn 70 44 Cu SCT Ac VIRGA AM RW- 1700-1715 QPE 0.05 inches
9/4/2011 7:00 AM 0.00 0.0 M M M 0904110700 CLR 20mi H 37 66% RH W 1+N 17 kts Tmxmn 66 37 Cu SCT FROST on roofs
9/5/2011 7:00 AM 0.00 0.0 M M M 0905110700 Ac SCT 20+mi 38 56% RH N 1+ NE 16 kts Tmxmn 64 34 Cu SCT all day VIRGA N
9/6/2011 6:30 AM 0.00 0.0 M M M 0906110630 As OVC 20 mi 47 54% RH Calm+SW 16 kts Tmxmn 72 35 Cu SCT all day
9/7/2011 8:00 AM 0.42 0.0 M 0.0 M 0907110800 Ns OVC R--F 4 mi 45 96% RH Calm+SW 7kts Tmxmn 52 44 R- v R all day RBGN 0910-0700 max 1310-1515 QPE 0.42 inches
9/8/2011 7:00 AM 0.31 0.0 M 0.0 M 0908110700 Sc BKN 20+mi 38 96% RH Calm+ SW 4 kts Tmxmn 49 37 R- v R all day RBGN 0945-1950 max 1245-1500 QPE 0.31 inches
9/9/2011 7:00 AM 0.01 M M M M 0909110700 CLR 20+MI 37 74% RH CALM+SE 10 kts Tmxmn 62 37 Sc BKN OVC AM Cu Cu+ SCT v BKN PM RW--- QPE 0.01 INCH
9/10/2011 7:00 AM 0.01 M M M M 0910110700 CLR 20 H 37 77% RH Calm+E 14 kts Tmxmn 65 37 Cu SCT v BKN PM TRW--- 1630-1700 QPE 0.01 inches
9/11/2011 7:00 AM 0.00 0.0 M M M 0911110800 Cs SCT 20 mi+ 47 64% Calm+E 13 kts Tmxmn 65 37 Cu SCT v BKN 1100-1800 Cu+ E
9/12/2011 5:30 AM 0.00 0.0 M 0.0 M 0912110530 Cs SCT 20+mi 40 81% Calm+W 11 kts Tmxmn 65 37 Cu SCT v BKN all day



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
8/24/2011 9/01/2011 4:00 PM 9 0.67 0.0 0.00
8/25/2011 9/01/2011 12:00 AM 8 0.00 0.0 0.00



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground