Station Overview Station Location
Station Number CO-LR-862 Latitude 40.557327
Station Name Fort Collins 0.9 E Longitude -105.051107
County Larimer Elevation (ft) 4966



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 1.15 1.72 7 1.72 7 0.00 0 0 3 0 19.2 3 4
Nov 09 0.72 0.87 17 0.87 17 0.00 0 0 3 0 6.2 1 3
Dec 09 0.52 1.22 19 1.22 19 0.00 0 0 7 1 20.8 7 19
Jan 10 0.34 0.17 5 0.17 5 0.00 0 0 2 0 2.2 2 4
Feb 10 0.42 0.56 4 0.56 4 0.00 0 0 4 0 9.8 4 3
March 10 1.60 1.41 2 1.41 2 0.00 0 0 2 0 10.0 2 2
April 10 2.12 3.05 5 3.05 5 0.00 0 0 5 0 3.0 1 1
May 10 2.57 0.20 2 0.20 2 0.00 0 0 2 0 0.0 0 0
June 10 2.07 1.43 5 1.43 5 0.00 0 0 5 0 0.0 0 0
July 10 1.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 1.41 0.10 1 0.10 1 0.00 0 0 1 0 0.0 0 0
Sept 10 1.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 15.43" 10.73" 67 days 10.73" 67 0.00" 0 days 0 34 days 1 days 71.2" 20 days 36 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
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009 0.00
10/26/2009 0.00
10/27/2009 0.00
10/28/2009 0.95
10/29/2009 0.75
10/30/2009 0.02
10/31/2009 0.00
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.00
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 0.10
11/15/2009 0.75
11/16/2009 0.02
11/17/2009
11/18/2009 0.00
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009 0.08
12/3/2009 0.00
12/4/2009 0.00
12/5/2009 0.00
12/6/2009 0.25
12/7/2009 0.12
12/8/2009 0.16
12/9/2009 0.01
12/10/2009 T
12/11/2009 0.00
12/12/2009
12/13/2009
12/14/2009
12/15/2009 0.00
12/16/2009 0.00
12/17/2009 0.00
12/18/2009 0.00
12/19/2009
12/20/2009
12/21/2009
12/22/2009 0.00
12/23/2009 0.41
12/24/2009 0.19
12/25/2009 0.00
12/26/2009
12/27/2009
12/28/2009
12/29/2009 0.00
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.00
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010 0.11
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010 0.00
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010 0.06
1/29/2010 0.00
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010 0.02
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010 0.13
2/20/2010
2/21/2010 0.31
2/22/2010 0.10
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010 0.43
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010 0.98
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010 0.03
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010 1.28
4/23/2010 0.35
4/24/2010 0.65
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010 0.74
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010 0.10
5/27/2010 0.10
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010 0.08
6/9/2010
6/10/2010
6/11/2010
6/12/2010 0.60
6/13/2010 0.42
6/14/2010 0.23
6/15/2010 0.10
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010 0.10
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
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
10/25/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Partly Cloudy
10/26/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Sunny
10/27/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Partly Cloudy
10/28/2009 7:00 AM 0.95 4.0 0.95 4.0 M 2 hrs of rain followed by 12 hrs of wet snow
10/29/2009 7:00 AM 0.75 15.0 0.75 13.3 M Overcast
10/30/2009 7:00 AM 0.02 0.2 0.02 9.6 0.75 T=19 deg F Calm Partly Cloudy
10/31/2009 7:00 AM 0.00 0.0 0.00 5.3 0.53 Broken Altocumulas 28 deg F
11/1/2009 7:00 AM 0.00 0.0 0.00 3.0 0.44 Clear 29 deg F
11/2/2009 7:00 AM 0.00 0.0 0.00 T T 200 BKN 36 deg F
11/3/2009 6:30 AM 0.00 0.0 0.00 T T SCT Stratocumulus, 30 deg F
11/4/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Clear 28 deg F
11/5/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Sct CI 34 Deg F
11/6/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Sct CI 50 deg F
11/7/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 Sct CU 38 deg F
11/8/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 BKN AS 48 deg F
11/9/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 BKN AS 37 deg F
11/10/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 BKN AS CS 28 deg F
11/11/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 BKN AS AC OVC CS 29 Deg F
11/12/2009 6:30 AM 0.00 0.0 0.00 0.0 0.00 OVC AS 38 Deg F
11/13/2009 7:00 AM 0.00 0.0 0.00 0.0 0.00 BKN AS CS 36 Deg F Report submitted at 1500 13 Nov Drizzle started 1150 changing to snow at 1400 Trace snow and melted value at 1500
11/14/2009 6:30 AM 0.10 T 0.10 T 0.10 OVC AS , 28 Deg F
11/15/2009 7:00 AM 0.75 6.2 0.74 6.2 0.83 OVC ST 31 Deg F
11/16/2009 7:00 AM 0.02 T 0.02 4.0 0.46 CLR 13 deg F
11/18/2009 7:00 AM 0.00 0.0 M M M NO REPORT FROM NOW UNTIL 1 DEC 09
12/2/2009 7:00 AM 0.08 1.0 0.08 1.0 0.08 OVC ST, 19 deg F
12/3/2009 7:00 AM 0.00 0.0 0.00 0.5 0.04 SCT CI, 2 DEG F
12/4/2009 7:00 AM 0.00 0.0 0.00 0.5 0.04 CLR, 1 deg F
12/5/2009 7:00 AM 0.00 0.0 0.00 0.5 0.30 CLR, 10 deg F
12/6/2009 7:00 AM 0.25 7.5 0.25 8.0 0.28 OVC, 10 deg F
12/7/2009 7:00 AM 0.12 2.0 0.12 6.0 0.43 OVC ST, 5 deg F, RH 56%
12/8/2009 7:00 AM 0.16 2.5 0.16 6.5 0.63 OVV ST, 5 deg F, RH 67%
12/9/2009 7:00 AM 0.01 0.3 0.01 6.0 0.66 SCT CI, -15 Deg F, RH 67%
12/10/2009 7:00 AM T T T 6.0 0.65 CLR, -4 deg F, 67%
12/11/2009 7:00 AM 0.00 0.0 0.00 5.5 0.63 SCT CI, -3 deg F, RH 46%
12/15/2009 7:00 AM 0.00 0.0 0.00 4.0 0.66 SCT AC, 10 deg F, RH 97%
12/16/2009 7:00 AM 0.00 0.0 0.00 4.0 0.65 BKN AC AS, 29 deg F, RH 65%
12/17/2009 7:00 AM 0.00 0.0 0.00 3.5 0.70 BKN CU AC, 26 deg F RH 59%
12/18/2009 7:00 AM 0.00 0.0 0.00 3.5 0.65
12/22/2009 7:00 AM 0.00 0.0 0.00 2.5 0.57
12/23/2009 7:00 AM 0.41 5.0 0.41 7.5 0.98 OVC SCT, 26 deg F, RH 91%
12/24/2009 7:00 AM 0.19 2.5 0.19 7.5 1.24 SCT SC, AC, 6 deg F,
12/25/2009 7:00 AM 0.00 0.0 0.00 8.5 1.13 OVC ST, 19 deg F
12/29/2009 7:00 AM 0.00 0.0 0.00 6.5 1.14 BKN AC, 15 deg F, RH60%
1/1/2010 7:00 AM 0.00 0.0 0.00 6.0 0.97 SCT AS CI, 15 deg F, 67%
1/7/2010 9:00 AM 0.11 1.6 0.11 M M SCT AC, -5 deg F, RH 66%
1/17/2010 7:00 AM 0.00 0.0 0.00 3.0 1.06 BKN AS, 33 deg F, RH60%
1/28/2010 7:00 AM 0.06 0.6 0.05 5.0 0.86 OVC, 25 deg F. Patchy snowfield with 50% bare areas and 50% snow covered areas 5 in deep. The 5 in deep patches were measured for total snow and total water.
1/29/2010 7:00 AM 0.00 0.0 0.00 5.0 0.86 Fog, 24 deg F. Patchy snowfield with 50% bare areas and 50% snow covered areas 5 in deep. The 5 in deep patches were measured for total snow and total water.
2/14/2010 7:00 AM 0.02 0.5 0.02 0.0 0.00 CLR, 8 deg F, scattered old snow-ice clumps around yard accounting for about 30% of coverage. Snow-ice clumps date from mid-November
2/19/2010 7:00 AM 0.13 1.8 0.13 1.0 0.13 ovc - Before the new snowfall, patches of ice/snow crust scattered in shaded spots. These are not counted here in measurable snow on the ground.
2/21/2010 8:00 AM 0.31 5.5 0.31 6.0 0.37 OVC, Snowing Moderately, 20 deg F. This measurement is cum for 48 hrs. It is over 30% scattered patchy crusty snow that is from a Nov snowfall. Has snowed off/on the last 36 hours.
2/22/2010 7:00 AM 0.10 2.0 0.10 5.5 0.47 SCT CU, 8 deg F, RH 83%, Calm
3/19/2010 12:00 PM 0.43 4.5 0.43 4.5 0.43 Thin OVC. Light flurries stopped at noon. Very wet snow now melting on streets. 35 deg F. RH=70%
3/24/2010 7:00 AM 0.98 5.5 0.98 5.5 0.98 Thin OVC, 30 deg F, 97% RH, Heavy Spring Snow - Lots of compaction
4/7/2010 7:00 AM 0.03 T 0.03 T 0.03 Snow rain mix fell overnight, A trace of snow melted quickly at sunrise.
4/22/2010 7:00 AM 1.28 M M M M Low OVC, -F, 50 deg F, RH 98%
4/23/2010 7:00 AM 0.35 M M M M Low OVC, Fog Rain, 41 deg F, 98% RH
4/24/2010 7:00 AM 0.65 M M M M OVC, Windy, 51 deg F, 50% RH
4/29/2010 7:00 AM 0.74 3.0 0.74 3.0 0.74 OVC and Snowing, 34 deg F
5/26/2010 7:00 AM 0.10 M M M M Low OVC, 54 deg F 85% RH
5/27/2010 7:00 AM 0.10 M M M M 008 OVC thin layer and muggy, rain occurred previous afternoon
6/8/2010 7:00 AM 0.08 0.0 0.00 0.0 0.00 E25 OVC, -L, 59 deg F, RH 85%
6/12/2010 7:00 AM 0.60 M M M M Lo OVC, 59 deg F, 98% RH
6/13/2010 7:00 AM 0.42 M M M M OVC -R 49 deg F, 98% RH Raining lightly but rather steadily last 24 h
6/14/2010 7:00 AM 0.23 M M M M OVC, 50 deg F, 96%RH
6/15/2010 7:00 AM 0.10 M M M M CLR, Rain fell from TSTRM
8/2/2010 7:00 AM 0.10 M M M M Cloudy, 63 deg F



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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