Station Overview Station Location
Station Number NY-ER-1 Latitude 42.9866
Station Name Tonawanda 0.5 ENE Longitude -78.8662
County Erie Elevation (ft) 600



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 09 3.38 4.41 31 2.53 25 1.88 6 1 9 3 0.0 0 0
Nov 09 3.73 2.90 29 2.90 29 0.00 0 0 12 0 0.0 0 0
Dec 09 3.49 4.67 31 4.67 31 0.00 0 0 20 4 14.9 14 18
Jan 10 2.81 3.49 31 3.49 31 0.00 0 0 15 5 30.6 13 23
Feb 10 2.37 1.47 28 1.47 28 0.00 0 0 15 4 16.0 15 26
March 10 2.80 2.11 29 2.11 29 0.00 0 0 8 1 0.0 0 9
April 10 3.16 2.43 30 2.43 30 0.00 0 0 8 1 0.0 0 0
May 10 3.26 2.71 31 2.71 31 0.00 0 0 10 2 0.0 0 0
June 10 3.57 6.55 28 6.55 28 0.00 0 0 16 1 0.0 0 0
July 10 3.49 2.62 29 2.62 29 0.00 0 0 6 2 0.0 0 0
Aug 10 3.15 3.40 26 3.40 26 0.00 0 0 8 1 0.0 0 0
Sept 10 3.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 39.00" 36.76" 323 days 34.88" 317 1.88" 6 days 1 127 days 24 days 61.5" 42 days 76 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
10/1/2009 0.00
10/2/2009 0.00
10/3/2009 0.48
10/4/2009 0.41
10/5/2009 0.39
10/6/2009 0.00
10/7/2009 0.38
10/8/2009 0.01
10/9/2009 T
10/10/2009 0.40
10/11/2009 0.00
10/12/2009 0.00
10/13/2009 T
10/14/2009 0.00
10/15/2009 0.00
10/16/2009 0.05
10/17/2009 T
10/18/2009 0.00
10/19/2009 0.00
10/20/2009 0.00
10/21/2009 0.00
10/22/2009 0.00
10/23/2009 0.09
10/24/2009 **
10/25/2009 **
10/26/2009 **
10/27/2009 **
10/28/2009 **
10/29/2009 1.88
10/30/2009 0.00
10/31/2009 0.32
11/1/2009 0.04
11/2/2009 0.00
11/3/2009 0.01
11/4/2009 0.01
11/5/2009 0.04
11/6/2009 0.26
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.00
11/14/2009 0.00
11/15/2009 0.00
11/16/2009 0.00
11/17/2009 0.00
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 1.23
11/21/2009 0.00
11/22/2009 0.00
11/23/2009 0.00
11/24/2009 0.12
11/25/2009 0.01
11/26/2009 0.23
11/27/2009 0.34
11/28/2009 0.06
11/29/2009
11/30/2009 0.55
12/1/2009 0.19
12/2/2009 0.00
12/3/2009 0.75
12/4/2009 0.13
12/5/2009 0.23
12/6/2009 0.00
12/7/2009 0.01
12/8/2009 0.03
12/9/2009 0.65
12/10/2009 0.62
12/11/2009 0.08
12/12/2009 0.00
12/13/2009 0.00
12/14/2009 0.34
12/15/2009 0.10
12/16/2009 0.08
12/17/2009 0.02
12/18/2009 T
12/19/2009 0.00
12/20/2009 0.00
12/21/2009 T
12/22/2009 0.02
12/23/2009 0.03
12/24/2009 T
12/25/2009 0.00
12/26/2009 0.77
12/27/2009 0.24
12/28/2009 0.20
12/29/2009 0.16
12/30/2009 T
12/31/2009 0.02
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.13
1/2/2010 0.08
1/3/2010 0.15
1/4/2010 0.20
1/5/2010 0.06
1/6/2010 0.07
1/7/2010 T
1/8/2010 0.15
1/9/2010 0.12
1/10/2010 0.00
1/11/2010 T
1/12/2010 0.06
1/13/2010 T
1/14/2010 0.00
1/15/2010 T
1/16/2010 0.00
1/17/2010 0.00
1/18/2010 0.00
1/19/2010 0.00
1/20/2010 0.06
1/21/2010 0.00
1/22/2010 0.00
1/23/2010 0.00
1/24/2010 0.00
1/25/2010 1.86
1/26/2010 0.01
1/27/2010 0.08
1/28/2010 0.40
1/29/2010 0.06
1/30/2010 T
1/31/2010 0.00
2/1/2010 0.04
2/2/2010 0.00
2/3/2010 0.04
2/4/2010 T
2/5/2010 0.00
2/6/2010 0.00
2/7/2010 0.01
2/8/2010 T
2/9/2010 0.00
2/10/2010 0.07
2/11/2010 0.04
2/12/2010 0.00
2/13/2010 0.02
2/14/2010 0.07
2/15/2010 0.01
2/16/2010 0.00
2/17/2010 0.01
2/18/2010 0.18
2/19/2010 0.03
2/20/2010 0.00
2/21/2010 0.00
2/22/2010 0.00
2/23/2010 0.26
2/24/2010 T
2/25/2010 T
2/26/2010 0.24
2/27/2010 0.23
2/28/2010 0.22
3/1/2010 0.04
3/2/2010 0.00
3/3/2010 0.00
3/4/2010 0.00
3/5/2010 0.00
3/6/2010 0.00
3/7/2010 0.00
3/8/2010 0.00
3/9/2010 0.00
3/10/2010 0.00
3/11/2010 0.00
3/12/2010 T
3/13/2010 0.31
3/14/2010 0.36
3/15/2010 0.12
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 0.00
3/20/2010 0.00
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 0.66
3/24/2010 0.22
3/25/2010 0.00
3/26/2010 0.12
3/27/2010
3/28/2010
3/29/2010 0.28
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.00
4/4/2010 0.00
4/5/2010 0.00
4/6/2010 0.36
4/7/2010 0.18
4/8/2010 1.01
4/9/2010 0.26
4/10/2010 T
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010 0.00
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.10
4/18/2010 0.02
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.00
4/23/2010 0.00
4/24/2010 0.00
4/25/2010 0.09
4/26/2010 0.41
4/27/2010 0.00
4/28/2010 0.00
4/29/2010 0.00
4/30/2010 0.00
5/1/2010 0.00
5/2/2010 0.04
5/3/2010 0.08
5/4/2010 0.00
5/5/2010 0.08
5/6/2010 0.74
5/7/2010 0.00
5/8/2010 0.64
5/9/2010 0.08
5/10/2010 T
5/11/2010 0.00
5/12/2010 0.19
5/13/2010 0.00
5/14/2010 0.67
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 0.00
5/18/2010 0.00
5/19/2010 0.09
5/20/2010 0.00
5/21/2010 0.00
5/22/2010 T
5/23/2010 0.10
5/24/2010 0.00
5/25/2010 0.00
5/26/2010 0.00
5/27/2010 0.00
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.00
5/31/2010 0.00
6/1/2010 0.59
6/2/2010 0.00
6/3/2010 0.23
6/4/2010 0.35
6/5/2010 0.75
6/6/2010 1.54
6/7/2010 0.16
6/8/2010 0.00
6/9/2010 T
6/10/2010 0.39
6/11/2010 0.00
6/12/2010
6/13/2010 0.46
6/14/2010 0.07
6/15/2010 0.03
6/16/2010 0.00
6/17/2010 0.49
6/18/2010 0.00
6/19/2010 0.00
6/20/2010 0.00
6/21/2010 0.00
6/22/2010 0.00
6/23/2010 0.19
6/24/2010 0.14
6/25/2010 0.15
6/26/2010 0.00
6/27/2010 0.00
6/28/2010 0.66
6/29/2010 0.35
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.00
7/5/2010 0.00
7/6/2010 0.00
7/7/2010 0.00
7/8/2010 0.00
7/9/2010 0.00
7/10/2010 0.95
7/11/2010 0.00
7/12/2010 0.00
7/13/2010 T
7/14/2010 0.00
7/15/2010 0.00
7/16/2010 T
7/17/2010 0.00
7/18/2010 0.00
7/19/2010 0.03
7/20/2010 0.00
7/21/2010 0.00
7/22/2010 0.00
7/23/2010 0.94
7/24/2010 0.07
7/25/2010 0.55
7/26/2010 0.00
7/27/2010 0.00
7/28/2010 0.00
7/29/2010 0.08
7/30/2010
7/31/2010
8/1/2010 0.00
8/2/2010 0.00
8/3/2010 0.00
8/4/2010 0.00
8/5/2010 T
8/6/2010 0.06
8/7/2010 0.22
8/8/2010 0.00
8/9/2010 0.00
8/10/2010 0.66
8/11/2010 0.00
8/12/2010 0.00
8/13/2010 0.00
8/14/2010 0.00
8/15/2010 0.00
8/16/2010 1.13
8/17/2010 0.00
8/18/2010 0.00
8/19/2010 0.00
8/20/2010 0.09
8/21/2010 0.00
8/22/2010 0.90
8/23/2010 0.16
8/24/2010 0.00
8/25/2010 0.00
8/26/2010 0.18
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 7:00 AM 0.00 0.0 M M M
10/2/2009 7:00 AM 0.00 0.0 M M M
10/3/2009 7:00 AM 0.48 M M M M
10/4/2009 7:00 AM 0.41 M M M M
10/5/2009 7:00 AM 0.39 M M M M
10/6/2009 7:00 AM 0.00 0.0 M M M
10/7/2009 8:00 AM 0.38 M M M M
10/8/2009 6:00 AM 0.01 M M M M
10/9/2009 8:00 AM T M M M M
10/10/2009 8:00 AM 0.40 M M M M
10/11/2009 7:00 AM 0.00 0.0 M M M
10/12/2009 7:00 AM 0.00 0.0 M M M
10/13/2009 7:00 AM T M M M M
10/14/2009 6:00 AM 0.00 0.0 M M M
10/15/2009 7:00 AM 0.00 0.0 M M M
10/16/2009 9:00 AM 0.05 T M M M wet snow fell overnight. melted as it fell.
10/17/2009 8:00 AM T M M M M
10/18/2009 7:00 AM 0.00 0.0 M M M
10/19/2009 8:00 AM 0.00 0.0 M M M
10/20/2009 7:00 AM 0.00 0.0 M M M
10/21/2009 7:00 AM 0.00 0.0 M M M
10/22/2009 7:00 AM 0.00 0.0 M M M
10/23/2009 9:00 AM 0.09 M M M M
10/30/2009 8:00 AM 0.00 0.0 M M M
10/31/2009 9:00 AM 0.32 M M M M
11/1/2009 8:00 AM 0.04 M M M M
11/2/2009 8:00 AM 0.00 0.0 M M M
11/3/2009 9:00 AM 0.01 M M M M
11/4/2009 9:00 AM 0.01 M M M M
11/5/2009 7:00 AM 0.04 M M M M
11/6/2009 7:00 AM 0.26 T M M M Heavy graupel/snow pellet shower 315 pm
11/7/2009 7:00 AM 0.00 0.0 M M M
11/8/2009 7:00 AM 0.00 0.0 M M M
11/9/2009 7:00 AM 0.00 0.0 M M M gorgeous November day (11/8)...max 68F clear skies, light winds.
11/10/2009 7:00 AM 0.00 0.0 M M M
11/11/2009 7:00 AM 0.00 0.0 M M M
11/12/2009 7:00 AM 0.00 0.0 M M M
11/13/2009 6:30 AM 0.00 0.0 M M M Heavy frost early.
11/14/2009 7:00 AM 0.00 0.0 M M M Friday was 3rd consecutive day with 100% sunshine...quite the rarity for November.
11/15/2009 7:00 AM 0.00 0.0 M M M
11/16/2009 7:00 AM 0.00 0.0 M M M
11/17/2009 7:00 AM 0.00 0.0 M M M
11/18/2009 7:00 AM 0.00 0.0 M M M
11/19/2009 7:00 AM 0.00 0.0 M M M
11/20/2009 7:00 AM 1.23 M M M M first rain since nov 5. Heaviest 7-9 am, 2-3 pm, 6-8 pm.
11/21/2009 7:00 AM 0.00 0.0 M M M
11/22/2009 7:00 AM 0.00 0.0 M M M
11/23/2009 7:00 AM 0.00 0.0 M M M
11/24/2009 7:00 AM 0.12 M M M M
11/25/2009 7:00 AM 0.01 M M M M Occasional Drizzle/mist 4 pm to 2 am.
11/26/2009 7:00 AM 0.23 M M M M
11/27/2009 9:00 AM 0.34 M M M M
11/28/2009 8:00 AM 0.06 M M M M
11/30/2009 9:00 AM 0.55 M M M M
12/1/2009 7:00 AM 0.19 1.6 0.19 1.5 0.19 wet snow...first measurable snow of season...2nd latest in 30 yrs.
12/2/2009 7:00 AM 0.00 0.0 M M M
12/3/2009 8:00 AM 0.75 M M M M
12/4/2009 8:00 AM 0.13 0.2 M T M mixed rain and snow grains.
12/5/2009 7:00 AM 0.23 1.7 0.23 1.5 0.20 lake effect snows 9 am to 1 pm, 1" 10-11 am.
12/6/2009 7:00 AM 0.00 0.0 M 1.0 0.14
12/7/2009 7:00 AM 0.01 T M 0.5 M
12/8/2009 7:00 AM 0.03 0.3 0.03 0.5 0.10
12/9/2009 8:00 AM 0.65 0.3 M T M mostly sleet midnight to 3 am, rain thereafter.
12/10/2009 5:00 AM 0.62 1.8 0.20 2.0 0.20 thunderstorm 2 pm; lake snows 1 am to 430 am.
12/11/2009 7:00 AM 0.08 1.2 0.08 2.5 0.20 lake snow band lifted into area 1-2 pm.
12/12/2009 7:00 AM 0.00 0.0 M 1.5 0.15
12/13/2009 7:00 AM 0.00 0.0 M 1.0 0.15
12/14/2009 7:00 AM 0.34 M M 0.5 M rain 9 am to 430 pm...a touch of freezing first hour.
12/15/2009 7:00 AM 0.10 M M 0.0 M bare ground
12/16/2009 7:00 AM 0.08 0.2 M T M
12/17/2009 9:00 AM 0.02 0.9 0.02 1.0 M
12/18/2009 7:00 AM T T M T M
12/19/2009 7:00 AM 0.00 0.0 M 0.0 M
12/20/2009 6:00 AM 0.00 0.0 M 0.0 M Bare ground
12/21/2009 9:00 AM T T M T M
12/22/2009 9:00 AM 0.02 0.4 0.02 0.5 M off/on flurries/light snow showers 2 pm to 8 am.
12/23/2009 9:00 AM 0.03 0.8 0.03 1.0 0.05
12/24/2009 7:00 AM T T M 0.5 M
12/25/2009 7:00 AM 0.00 0.0 M T M "Brown Christmas". just traces on ground.
12/26/2009 8:00 AM 0.77 M M 0.0 M steady rain 1 pm to 10 pm and again early this morning. no snow on ground.
12/27/2009 7:00 AM 0.24 T M 0.0 M heavy frost this morning.
12/28/2009 7:00 AM 0.20 2.8 0.20 2.5 0.20 lake effect snow showers (0.8") 1-4 pm sunday, synoptic snow (2.0) 10 pm to 5 am today.
12/29/2009 7:00 AM 0.16 2.5 0.16 4.0 0.30 heavy lake effect snowsqualls 230 to 430 pm. whiteout conditions.
12/30/2009 9:00 AM T T M 3.0 0.30
12/31/2009 7:00 AM 0.02 0.2 0.02 3.0 0.30
1/1/2010 9:00 AM 0.13 T M 1.0 0.20 mostly light rain 3 pm to 11 pm, wet snow overnight.
1/2/2010 8:00 AM 0.08 1.7 0.08 2.5 0.30
1/3/2010 8:00 AM 0.15 5.8 0.15 7.0 0.40 light to moderate snow 1 pm to present...primarily lk ontario based. 1.7" to 11 pm, 4.1" 11 pm to 8 am.
1/4/2010 8:00 AM 0.20 7.2 0.20 11.0 0.50 4.7" to 330 pm, 1.0" 330-11 pm, 1.5" 11pm-8 am. total 3 pm friday to 8 am monday: 14.4". SD 11".
1/5/2010 8:00 AM 0.06 2.6 0.06 11.0 0.74 near constant light fluffy snow... SWE measured.
1/6/2010 8:00 AM 0.07 0.9 0.07 11.0 0.80 Light snow 2 pm to 8 pm, freezing drizzle overnight.
1/7/2010 9:00 AM T T M 9.0 M First day without measurable snow this year!
1/8/2010 7:00 AM 0.15 1.8 0.15 9.0 0.85 steady snow 1130 pm to present
1/9/2010 8:00 AM 0.12 1.6 M 8.5 M steady snow to 1 pm, snow showwers thereafter.
1/10/2010 7:00 AM 0.00 0.0 M M M
1/11/2010 9:00 AM T T M 6.5 M Quite sunny. First day without meas snow this month.
1/12/2010 9:00 AM 0.06 0.7 0.06 6.0 0.92
1/13/2010 8:00 AM T T M 6.0 0.88 SWE core taken
1/14/2010 7:00 AM 0.00 0.0 M M M
1/15/2010 9:00 AM T M M 4.0 M Drizzle at ob time. Thaw started 11 am 1/14.
1/16/2010 7:00 AM 0.00 0.0 M 3.0 M
1/17/2010 7:00 AM 0.00 0.0 M 2.5 M
1/18/2010 9:00 AM 0.00 0.0 M 1.0 0.25 30-40% bare ground
1/19/2010 7:00 AM 0.00 0.0 M M M
1/20/2010 9:00 AM 0.06 0.8 M 1.5 0.20 0.5" fell 730-800 pm.
1/21/2010 7:00 AM 0.00 0.0 M 1.0 M
1/22/2010 6:00 AM 0.00 0.0 M 1.0 M
1/23/2010 7:00 AM 0.00 0.0 M T M 65% bare ground.
1/24/2010 7:00 AM 0.00 0.0 M T M 70-75% bare ground.
1/25/2010 9:00 AM 1.86 0.0 M 0.0 M Moderate rain 2 pm to 8 am.
1/26/2010 7:00 AM 0.01 0.1 M T M
1/27/2010 7:00 AM 0.08 1.1 M 1.0 M light lake effect snow 10 pm to 7 am.
1/28/2010 7:00 AM 0.40 5.4 0.40 6.0 0.50 2.2" 7 am to 2 pm wed, 3.2" 10 pm wed to 7 am thurs.
1/29/2010 8:00 AM 0.06 0.9 M 5.0 M 0.2 in squall 3 pm, 0.7 in lake snows 10p-mdnt.
1/30/2010 7:00 AM T T M 3.5 M
1/31/2010 7:00 AM 0.00 0.0 M M M
2/1/2010 7:00 AM 0.04 0.5 M 3.0 M
2/2/2010 7:00 AM 0.00 0.0 M 3.0 0.45
2/3/2010 7:00 AM 0.04 0.4 M 3.0 0.50 intermittent very light fine snow 6 pm on.
2/4/2010 7:00 AM T T M 3.0 M
2/5/2010 7:00 AM 0.00 0.0 M 2.5 M
2/6/2010 7:00 AM 0.00 0.0 M 2.5 M
2/7/2010 7:00 AM 0.01 0.2 M 2.5 M
2/8/2010 7:00 AM T T M 2.5 M
2/9/2010 7:00 AM 0.00 0.0 M 2.0 0.30
2/10/2010 7:00 AM 0.07 0.9 0.07 3.0 M
2/11/2010 7:00 AM 0.04 0.5 M 3.0 M grainy light snow till noon. "storm" total from east coast storm 1.4" !
2/12/2010 7:00 AM 0.00 0.0 M 2.5 0.37
2/13/2010 9:00 AM 0.02 0.6 M 3.0 M snow burst 815-830 am (0.5)
2/14/2010 8:00 AM 0.07 1.1 0.07 3.5 M
2/15/2010 9:00 AM 0.01 0.2 M 3.5 M
2/16/2010 9:00 AM 0.00 0.0 M 3.0 M
2/17/2010 8:00 AM 0.01 0.2 M 3.0 0.58 SWE 0.58 measured
2/18/2010 9:00 AM 0.18 2.1 0.18 5.0 M light to moderate snow 1 pm to 10 pm. melted on contact 1-4 pm.
2/19/2010 9:00 AM 0.03 0.5 M 5.5 M
2/20/2010 7:00 AM 0.00 0.0 M M M
2/21/2010 7:00 AM 0.00 0.0 M M M
2/22/2010 7:00 AM 0.00 0.0 M 4.0 M
2/23/2010 8:00 AM 0.26 1.5 M 5.5 M accumulating wet snow 3-4 pm and 8-10 pm. Drizzle overnight.
2/24/2010 8:00 AM T T M 5.5 1.32 SWE 1.31 measured.
2/25/2010 7:00 AM T T M 4.5 1.10 Very light snow at ob time.
2/26/2010 9:00 AM 0.24 2.7 0.24 6.0 M steady light grainy snow entire period. we "escape" another one.
2/27/2010 7:00 AM 0.23 2.9 0.23 10.0 M 2.5" noon to 6 pm 2/26...0.4" 4am to 7 am 2/27.
2/28/2010 7:00 AM 0.22 1.7 0.22 10.5 M 0.6 snow 5-6am.
3/1/2010 7:00 AM 0.04 T M 7.0 1.85 light rain/wet snow mix 7 pm to 1 am.
3/2/2010 7:00 AM 0.00 0.0 M 6.0 M
3/3/2010 6:00 AM 0.00 0.0 M 5.5 1.78 SWE measured 1.78" in a 5.5" snowpack.
3/4/2010 7:00 AM 0.00 0.0 M 4.5 M
3/5/2010 7:00 AM 0.00 0.0 M 3.5 M Beautiful day...full sunshine. snow continues to sublimate.
3/6/2010 7:00 AM 0.00 0.0 M 3.0 M
3/7/2010 9:00 AM 0.00 0.0 M 3.0 M
3/8/2010 7:00 AM 0.00 0.0 M 3.0 M
3/9/2010 9:00 AM 0.00 0.0 M 2.0 M 40% bare ground.
3/10/2010 9:00 AM 0.00 0.0 M T M 60% bare ground.
3/11/2010 7:00 AM 0.00 0.0 M T M 25% snow covered. 10th consec dry day.
3/12/2010 9:00 AM T 0.0 M 0.0 M 95% bare ground.
3/13/2010 9:00 AM 0.31 0.0 M 0.0 M
3/14/2010 6:00 AM 0.36 T M 0.0 M windy several rain bands, a bit of sleet and wet snow mixed 7-10 pm sat.
3/15/2010 7:00 AM 0.12 T M 0.0 M rain and a few wet flakes mixed to 10 am.
3/16/2010 7:00 AM 0.00 0.0 M M M
3/17/2010 7:00 AM 0.00 0.0 M M M
3/18/2010 7:00 AM 0.00 0.0 M M M
3/19/2010 7:00 AM 0.00 0.0 M M M
3/20/2010 7:00 AM 0.00 0.0 M M M
3/21/2010 7:00 AM 0.00 0.0 M M M
3/22/2010 9:00 AM 0.00 0.0 M M M
3/23/2010 9:00 AM 0.66 0.0 M 0.0 M
3/24/2010 9:00 AM 0.22 0.0 M M M
3/25/2010 7:00 AM 0.00 0.0 M M M
3/26/2010 9:00 AM 0.12 M M M M
3/29/2010 7:00 AM 0.28 0.0 M 0.0 M light rain 3 pm to 8 pm. some drizzle overnight. fog at daybreak.
3/30/2010 7:00 AM 0.00 0.0 M M M
3/31/2010 7:00 AM 0.00 0.0 M M M
4/1/2010 7:00 AM 0.00 0.0 M M M
4/2/2010 7:00 AM 0.00 0.0 M M M
4/3/2010 7:00 AM 0.00 0.0 M M M
4/4/2010 7:00 AM 0.00 0.0 M M M
4/5/2010 7:00 AM 0.00 0.0 M M M
4/6/2010 9:00 AM 0.36 M M M M
4/7/2010 7:00 AM 0.18 M M M M thundershower 330-415 pm
4/8/2010 9:00 AM 1.01 M M M M several rounds of showers and thunderstorms. 1/2" hail 10 am wed!
4/9/2010 7:00 AM 0.26 M M M M thunderstorm 3 pm
4/10/2010 7:00 AM T T M M M snow flurries 3-9 pm
4/11/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 7:00 AM 0.00 0.0 M M M
4/13/2010 7:00 AM 0.00 0.0 M M M
4/14/2010 7:00 AM 0.00 0.0 M M M
4/15/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/17/2010 7:00 AM 0.10 M M M M showers 11am-noon, 3-5pm. dense fog 6-8 pm.
4/18/2010 9:00 AM 0.02 T M M M spotty light rain showers...some graupel 8 pm sat.
4/19/2010 7:00 AM 0.00 0.0 M M M
4/20/2010 7:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.00 0.0 M M M
4/22/2010 7:00 AM 0.00 0.0 M M M
4/23/2010 7:00 AM 0.00 0.0 M M M
4/24/2010 7:00 AM 0.00 0.0 M M M
4/25/2010 9:00 AM 0.09 M M M M
4/26/2010 9:00 AM 0.41 M M M M
4/27/2010 7:00 AM 0.00 0.0 M M M
4/28/2010 7:00 AM 0.00 0.0 M M M
4/29/2010 7:00 AM 0.00 0.0 M M M
4/30/2010 7:00 AM 0.00 0.0 M M M
5/1/2010 7:00 AM 0.00 0.0 M M M
5/2/2010 7:00 AM 0.04 M M M M brief shower 1-2 pm.
5/3/2010 8:00 AM 0.08 M M M M shower 645-730 am.
5/4/2010 7:00 AM 0.00 0.0 M M M
5/5/2010 7:00 AM 0.08 M M M M thundershower 930 am tue
5/6/2010 7:00 AM 0.74 M M M M showers, thunderstorms 7 pm to 1 am.
5/7/2010 7:00 AM 0.00 0.0 M M M
5/8/2010 7:00 AM 0.64 M M M M thunderstorms 9-1130 pm. 0.45" in 20 mins 1050-1110pm
5/9/2010 7:00 AM 0.08 T M M M brief snow pellet shower 7 pm and 7 am. wind gusts 60 mph 11 am to 4 pm.
5/10/2010 7:00 AM T T M M M some flurries 7-10 am sunday.
5/11/2010 7:00 AM 0.00 0.0 M M M
5/12/2010 7:00 AM 0.19 M M M M
5/13/2010 7:00 AM 0.00 0.0 M M M
5/14/2010 9:00 AM 0.67 M M M M heavy thunderstorm 9 pm
5/15/2010 7:00 AM 0.00 0.0 M M M
5/16/2010 7:00 AM 0.00 0.0 M M M
5/17/2010 7:00 AM 0.00 0.0 M M M
5/18/2010 7:00 AM 0.00 0.0 M M M
5/19/2010 8:00 AM 0.09 M M M M light rain 1-4 pm
5/20/2010 7:00 AM 0.00 0.0 M M M
5/21/2010 7:00 AM 0.00 0.0 M M M
5/22/2010 9:00 AM T M M M M
5/23/2010 7:00 AM 0.10 M M M M occasional light showers much of the day.
5/24/2010 7:00 AM 0.00 0.0 M M M
5/25/2010 7:00 AM 0.00 0.0 M M M
5/26/2010 7:00 AM 0.00 0.0 M M M
5/27/2010 7:00 AM 0.00 0.0 M M M
5/28/2010 7:00 AM 0.00 0.0 M M M
5/29/2010 7:00 AM 0.00 0.0 M M M
5/30/2010 7:00 AM 0.00 0.0 M M M
5/31/2010 8:00 AM 0.00 0.0 M M M 8th consecutive day with temps in 80s. also 8th consec dry day.
6/1/2010 9:00 AM 0.59 M M M M heavy shower 530 am
6/2/2010 9:00 AM 0.00 0.0 M M M
6/3/2010 8:00 AM 0.23 M M M M thunderstorm 830 pm
6/4/2010 9:00 AM 0.35 M M M M thunderstorm 6 pm
6/5/2010 7:00 AM 0.75 M M M M heavy thunderstorm 1130 pm. 4th consec evening. 1.92" first 4 days of June in 4 storms.
6/6/2010 7:00 AM 1.54 M M M M Heavy rain 1 am to 7 am.
6/7/2010 7:00 AM 0.16 M M M M completion of overnight (1.70 inches tot/8 hrs)rainfall. 3.62" rain so far for first week of June...almost all fell in the overnight hours.
6/8/2010 7:00 AM 0.00 0.0 M M M
6/9/2010 7:00 AM T M M M M light rain just beginning at ob time..
6/10/2010 7:00 AM 0.39 M M M M 0.16 7 am to 2 pm. 0.23 10 minute tstm 1245 am. monthly total 4.01"!7
6/11/2010 7:00 AM 0.00 0.0 M M M
6/13/2010 7:00 AM 0.46 M M M M 3 brief downpours...630 pm (.08), 1030 pm (.12), 200 am (.24).
6/14/2010 7:00 AM 0.07 M M M M
6/15/2010 7:00 AM 0.03 M M M M
6/16/2010 6:00 AM 0.00 0.0 M M M
6/17/2010 7:00 AM 0.49 M M M M tstm 7 am (.38), showers 10 am (.07) and 8 pm (.04).
6/18/2010 7:00 AM 0.00 0.0 M M M
6/19/2010 7:00 AM 0.00 0.0 M M M
6/20/2010 7:00 AM 0.00 0.0 M M M
6/21/2010 7:00 AM 0.00 0.0 M M M
6/22/2010 7:00 AM 0.00 0.0 M M M
6/23/2010 7:00 AM 0.19 M M M M 0.04 930 am, 0.15 2 pm.
6/24/2010 9:00 AM 0.14 M M M M shower 630 pm, tshwr 3 am
6/25/2010 9:00 AM 0.15 M M M M tstorm 130 pm
6/26/2010 7:00 AM 0.00 0.0 M M M
6/27/2010 7:00 AM 0.00 0.0 M M M
6/28/2010 7:00 AM 0.66 M M M M 0.38 in 10 mins 830 pm
6/29/2010 7:00 AM 0.35 M M M M heavy shower 1230 pm
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 7:00 AM 0.00 0.0 M M M
7/3/2010 7:00 AM 0.00 0.0 M M M
7/4/2010 7:00 AM 0.00 0.0 M M M
7/5/2010 7:00 AM 0.00 0.0 M M M
7/6/2010 7:00 AM 0.00 0.0 M M M
7/7/2010 7:00 AM 0.00 0.0 M M M
7/8/2010 7:00 AM 0.00 0.0 M M M
7/9/2010 7:00 AM 0.00 0.0 M M M
7/10/2010 7:00 AM 0.95 M M M M heavy showers 1-3 pm. First rain in 10 days.
7/11/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 7:00 AM 0.00 0.0 M M M
7/13/2010 7:00 AM T M M M M
7/14/2010 7:00 AM 0.00 0.0 M M M
7/15/2010 7:00 AM 0.00 0.0 M M M
7/16/2010 8:30 AM T M M M M
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 7:00 AM 0.00 0.0 M M M
7/19/2010 7:00 AM 0.03 M M M M
7/20/2010 7:00 AM 0.00 0.0 M M M
7/21/2010 7:00 AM 0.00 0.0 M M M
7/22/2010 7:00 AM 0.00 0.0 M M M
7/23/2010 8:00 AM 0.94 M M M M heavy showers/tstms 4-6 am.
7/24/2010 7:00 AM 0.07 M M M M
7/25/2010 7:00 AM 0.55 M M M M 0.40" in 15 mins 445 pm, 0.15" 830 pm.
7/26/2010 7:00 AM 0.00 0.0 M M M
7/27/2010 7:00 AM 0.00 0.0 M M M
7/28/2010 7:00 AM 0.00 0.0 M M M
7/29/2010 7:00 AM 0.08 M M M M thundershower 630 pm
8/1/2010 7:00 AM 0.00 0.0 M M M
8/2/2010 7:00 AM 0.00 0.0 M M M
8/3/2010 7:00 AM 0.00 0.0 M M M
8/4/2010 7:00 AM 0.00 0.0 M M M
8/5/2010 7:00 AM T M M M M
8/6/2010 7:00 AM 0.06 M M M M shower 530 pm
8/7/2010 9:00 AM 0.22 M M M M showers 530-730 pm
8/8/2010 7:00 AM 0.00 0.0 M M M
8/9/2010 7:00 AM 0.00 0.0 M M M
8/10/2010 9:00 AM 0.66 M M M M heavy showers 530-730 pm
8/11/2010 7:00 AM 0.00 0.0 M M M
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 7:00 AM 0.00 0.0 M M M
8/14/2010 7:00 AM 0.00 0.0 M M M
8/15/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 7:00 AM 1.13 M M M M very heavy thunderstorm 1 am 0.92" in 20 mins.
8/17/2010 7:00 AM 0.00 0.0 M M M
8/18/2010 7:00 AM 0.00 0.0 M M M
8/19/2010 7:00 AM 0.00 0.0 M M M
8/20/2010 7:00 AM 0.09 M M M M thundershower 10 pm
8/21/2010 7:00 AM 0.00 0.0 M M M
8/22/2010 8:00 AM 0.90 M M M M
8/23/2010 7:00 AM 0.16 M M M M
8/24/2010 7:00 AM 0.00 0.0 M M M
8/25/2010 7:00 AM 0.00 0.0 M M M
8/26/2010 7:00 AM 0.18 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/24/2009 10/29/2009 11:00 PM 6 1.88 M M most fell overnight 23-24th.



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