Station Overview Station Location
Station Number WY-NT-25 Latitude 42.778599
Station Name Casper 10.7 ESE Longitude -106.131417
County Natrona Elevation (ft) 5276



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 11 1.28 2.72 11 2.72 11 0.00 0 0 7 0 0.0 0 0
Nov 11 0.75 0.69 29 0.69 12 0.00 17 2 5 1 6.3 3 0
Dec 11 0.67 0.93 28 0.93 5 0.00 23 3 4 1 13.6 4 2
Jan 12 0.39 0.88 24 0.88 5 0.00 19 2 5 0 9.6 5 0
Feb 12 0.66 1.09 9 1.09 9 0.00 0 0 8 0 13.0 7 2
March 12 0.97 0.21 31 0.21 2 0.00 29 3 2 0 3.3 2 0
April 12 1.51 0.72 30 0.72 12 0.00 18 3 11 0 0.4 1 0
May 12 2.29 2.20 29 2.20 12 0.00 17 1 10 0 0.0 0 0
June 12 1.65 0.11 19 0.11 5 0.00 14 2 2 0 0.0 0 0
July 12 1.24 0.19 14 0.19 14 0.00 0 0 9 2 0.0 0 0
Aug 12 0.93 0.09 5 0.09 5 0.00 0 0 2 2 0.0 0 0
Sept 12 1.12 1.12 22 0.99 12 0.13 10 2 7 1 0.0 0 0
Water Year Totals: 13.46" 10.95" 251 days 10.82" 104 0.13" 147 days 18 72 days 7 days 46.2" 22 days 4 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011 0.02
10/7/2011 1.07
10/8/2011 0.07
10/9/2011 0.88
10/10/2011
10/11/2011
10/12/2011 0.01
10/13/2011 0.00
10/14/2011 0.00
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 0.59
10/18/2011 0.08
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011 0.04
11/2/2011 0.30
11/3/2011 0.00
11/4/2011 0.00
11/5/2011 0.00
11/6/2011 0.01
11/7/2011 **
11/8/2011 **
11/9/2011 **
11/10/2011 **
11/11/2011 **
11/12/2011 0.00
11/13/2011 T
11/14/2011 0.00
11/15/2011 0.00
11/16/2011 0.01
11/17/2011 0.00
11/18/2011 0.33
11/19/2011 **
11/20/2011 **
11/21/2011 **
11/22/2011 **
11/23/2011 **
11/24/2011 **
11/25/2011 **
11/26/2011 **
11/27/2011 **
11/28/2011 **
11/29/2011 0.00
11/30/2011
12/1/2011 0.54
12/2/2011
12/3/2011
12/4/2011
12/5/2011 0.04
12/6/2011 **
12/7/2011 **
12/8/2011 **
12/9/2011 **
12/10/2011 **
12/11/2011 **
12/12/2011 **
12/13/2011 0.00
12/14/2011 T
12/15/2011 **
12/16/2011 **
12/17/2011 **
12/18/2011 **
12/19/2011 **
12/20/2011 0.00
12/21/2011 0.02
12/22/2011 0.33
12/23/2011 **
12/24/2011 **
12/25/2011 **
12/26/2011 **
12/27/2011 **
12/28/2011 **
12/29/2011 **
12/30/2011 **
12/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.14
1/2/2012 **
1/3/2012 **
1/4/2012 **
1/5/2012 **
1/6/2012 **
1/7/2012 **
1/8/2012 **
1/9/2012 **
1/10/2012 0.00
1/11/2012 0.44
1/12/2012 **
1/13/2012 **
1/14/2012 **
1/15/2012 **
1/16/2012 **
1/17/2012 **
1/18/2012 **
1/19/2012 **
1/20/2012 **
1/21/2012 0.00
1/22/2012 0.08
1/23/2012
1/24/2012 0.21
1/25/2012
1/26/2012
1/27/2012 0.01
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012 0.27
2/4/2012
2/5/2012
2/6/2012 0.00
2/7/2012 0.04
2/8/2012
2/9/2012
2/10/2012
2/11/2012 0.02
2/12/2012
2/13/2012 0.08
2/14/2012
2/15/2012 0.02
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012 0.34
2/21/2012
2/22/2012
2/23/2012 0.30
2/24/2012 0.02
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012 **
3/2/2012 **
3/3/2012 **
3/4/2012 **
3/5/2012 **
3/6/2012 0.00
3/7/2012 0.10
3/8/2012 **
3/9/2012 **
3/10/2012 **
3/11/2012 **
3/12/2012 **
3/13/2012 **
3/14/2012 **
3/15/2012 **
3/16/2012 **
3/17/2012 **
3/18/2012 **
3/19/2012 0.00
3/20/2012 0.11
3/21/2012 **
3/22/2012 **
3/23/2012 **
3/24/2012 **
3/25/2012 **
3/26/2012 **
3/27/2012 **
3/28/2012 **
3/29/2012 **
3/30/2012 **
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.00
4/2/2012 0.25
4/3/2012 0.05
4/4/2012 **
4/5/2012 **
4/6/2012 **
4/7/2012 **
4/8/2012 **
4/9/2012 **
4/10/2012 **
4/11/2012 **
4/12/2012 0.00
4/13/2012 0.03
4/14/2012 0.15
4/15/2012 0.07
4/16/2012 0.04
4/17/2012 **
4/18/2012 0.00
4/19/2012 0.02
4/20/2012 0.01
4/21/2012 **
4/22/2012 **
4/23/2012 **
4/24/2012 **
4/25/2012 **
4/26/2012 **
4/27/2012 0.00
4/28/2012 0.02
4/29/2012 0.07
4/30/2012 0.01
5/1/2012 **
5/2/2012 **
5/3/2012 **
5/4/2012 **
5/5/2012 **
5/6/2012 **
5/7/2012 **
5/8/2012 **
5/9/2012 **
5/10/2012 **
5/11/2012 **
5/12/2012 **
5/13/2012 **
5/14/2012 **
5/15/2012 **
5/16/2012 **
5/17/2012 0.00
5/18/2012
5/19/2012 0.48
5/20/2012 0.01
5/21/2012 0.00
5/22/2012
5/23/2012 0.24
5/24/2012 0.53
5/25/2012 0.42
5/26/2012 0.13
5/27/2012 0.35
5/28/2012 0.01
5/29/2012 0.01
5/30/2012 0.00
5/31/2012 0.02
6/1/2012 **
6/2/2012 **
6/3/2012 **
6/4/2012 **
6/5/2012 **
6/6/2012 **
6/7/2012 **
6/8/2012 **
6/9/2012 **
6/10/2012 **
6/11/2012 0.00
6/12/2012 0.00
6/13/2012
6/14/2012
6/15/2012
6/16/2012 0.03
6/17/2012 **
6/18/2012 **
6/19/2012 0.00
6/20/2012 0.08
6/21/2012
6/22/2012
6/23/2012 0.00
6/24/2012 0.00
6/25/2012
6/26/2012
6/27/2012
6/28/2012
6/29/2012
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012 T
7/3/2012
7/4/2012 0.00
7/5/2012 0.01
7/6/2012 0.02
7/7/2012 0.00
7/8/2012
7/9/2012
7/10/2012 0.02
7/11/2012 T
7/12/2012 0.02
7/13/2012
7/14/2012
7/15/2012 0.02
7/16/2012
7/17/2012
7/18/2012
7/19/2012
7/20/2012
7/21/2012
7/22/2012 0.02
7/23/2012 0.01
7/24/2012
7/25/2012 0.01
7/26/2012 0.06
7/27/2012 0.00
7/28/2012
7/29/2012
7/30/2012
7/31/2012
8/1/2012
8/2/2012
8/3/2012
8/4/2012
8/5/2012
8/6/2012
8/7/2012 0.08
8/8/2012
8/9/2012
8/10/2012
8/11/2012
8/12/2012 0.01
8/13/2012 0.00
8/14/2012
8/15/2012
8/16/2012
8/17/2012
8/18/2012
8/19/2012
8/20/2012
8/21/2012
8/22/2012
8/23/2012
8/24/2012
8/25/2012
8/26/2012
8/27/2012
8/28/2012 T
8/29/2012
8/30/2012
8/31/2012 T
9/1/2012 T
9/2/2012 0.00
9/3/2012
9/4/2012
9/5/2012 0.00
9/6/2012 **
9/7/2012 0.13
9/8/2012 0.01
9/9/2012
9/10/2012
9/11/2012
9/12/2012 0.04
9/13/2012 0.01
9/14/2012
9/15/2012
9/16/2012
9/17/2012 0.03
9/18/2012 **
9/19/2012 **
9/20/2012 **
9/21/2012 **
9/22/2012 **
9/23/2012 **
9/24/2012 **
9/25/2012 0.00
9/26/2012 0.68
9/27/2012 0.17
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.05



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/6/2011 8:00 AM 0.02 M M M M
10/7/2011 7:00 AM 1.07 M M M M Lost the top off the rain gauge due to the high winds last night.
10/8/2011 8:00 AM 0.07 M M M M
10/9/2011 8:00 AM 0.88 M M M M
10/12/2011 8:00 AM 0.01 M M M M
10/13/2011 8:00 AM 0.00 0.0 M M M
10/14/2011 8:00 AM 0.00 0.0 M M M
10/15/2011 8:00 AM 0.00 0.0 M M M
10/16/2011 8:00 AM 0.00 0.0 M M M
10/17/2011 8:00 AM 0.59 M M M M
10/18/2011 7:00 AM 0.08 M M M M
11/1/2011 7:00 AM 0.04 M M M M
11/2/2011 8:00 AM 0.30 2.6 0.29 M M
11/3/2011 8:00 AM 0.00 0.0 M M M
11/4/2011 8:00 AM 0.00 0.0 M M M
11/5/2011 8:00 AM 0.00 0.0 M M M
11/6/2011 8:00 AM 0.01 M M M M
11/13/2011 8:00 AM T M M M M
11/14/2011 8:00 AM 0.00 0.0 M M M
11/15/2011 8:00 AM 0.00 0.0 M M M
11/16/2011 8:00 AM 0.01 0.2 M M M
11/17/2011 8:00 AM 0.00 0.0 M M M
11/18/2011 8:00 AM 0.33 3.5 M M M
12/1/2011 7:00 AM 0.54 5.6 M M M Still snowing lightly
12/5/2011 8:00 AM 0.04 0.7 M M M
12/14/2011 8:00 AM T M M M M
12/21/2011 7:30 AM 0.02 1.1 M 1.1 M
12/22/2011 8:00 AM 0.33 6.2 M 6.7 M
1/1/2012 8:00 AM 0.14 1.1 M M M
1/11/2012 8:00 AM 0.44 5.2 M M M
1/22/2012 9:00 AM 0.08 0.4 M M M
1/24/2012 7:00 AM 0.21 2.7 M M M
1/27/2012 8:00 AM 0.01 0.2 M M M
2/3/2012 7:00 AM 0.27 3.5 M M M
2/6/2012 8:00 AM 0.00 0.0 M 2.0 M
2/7/2012 8:00 AM 0.04 1.5 M 2.0 M
2/11/2012 8:00 AM 0.02 0.4 M M M
2/13/2012 7:00 AM 0.08 0.8 M M M
2/15/2012 8:30 AM 0.02 0.2 M M M
2/20/2012 7:00 AM 0.34 4.1 M M M
2/23/2012 8:00 AM 0.30 2.5 M M M
2/24/2012 7:30 AM 0.02 M M M M
3/7/2012 8:00 AM 0.10 1.5 M M M
3/20/2012 7:30 AM 0.11 1.8 M M M
4/1/2012 8:00 AM 0.00 0.0 M M M
4/2/2012 7:00 AM 0.25 T M M M
4/3/2012 8:00 AM 0.05 M M M M
4/13/2012 7:30 AM 0.03 M M M M
4/14/2012 8:00 AM 0.15 M M M M
4/15/2012 8:00 AM 0.07 M M M M
4/16/2012 7:30 AM 0.04 0.4 M M M
4/19/2012 8:00 AM 0.02 M M M M
4/20/2012 8:00 AM 0.01 M M M M
4/28/2012 8:00 AM 0.02 M M M M
4/29/2012 8:00 AM 0.07 M M M M
4/30/2012 8:00 AM 0.01 M M M M
5/19/2012 8:00 AM 0.48 M M M M
5/20/2012 8:00 AM 0.01 M M M M
5/21/2012 8:00 AM 0.00 0.0 M M M
5/23/2012 8:00 AM 0.24 M M M M
5/24/2012 8:00 AM 0.53 M M M M
5/25/2012 8:00 AM 0.42 M M M M
5/26/2012 7:00 AM 0.13 M M M M
5/27/2012 8:00 AM 0.35 M M M M
5/28/2012 8:00 AM 0.01 M M M M
5/29/2012 8:00 AM 0.01 M M M M
5/30/2012 8:00 AM 0.00 0.0 M M M
5/31/2012 8:00 AM 0.02 M M M M
6/12/2012 8:00 AM 0.00 0.0 M M M
6/16/2012 8:00 AM 0.03 M M M M
6/20/2012 8:00 AM 0.08 M M M M
6/23/2012 8:00 AM 0.00 0.0 M M M
6/24/2012 8:00 AM 0.00 0.0 M M M
7/2/2012 5:00 PM T M M M M Only rain we've seen in a long time!
7/4/2012 8:00 AM 0.00 0.0 M M M
7/5/2012 9:00 AM 0.01 M M M M
7/6/2012 8:00 AM 0.02 M M M M
7/7/2012 8:00 AM 0.00 0.0 M M M
7/10/2012 8:00 AM 0.02 M M M M
7/11/2012 8:00 AM T M M M M
7/12/2012 8:00 AM 0.02 M M M M
7/15/2012 7:00 AM 0.02 M M M M
7/22/2012 8:00 AM 0.02 M M M M
7/23/2012 8:00 AM 0.01 M M M M
7/25/2012 8:00 AM 0.01 M M M M
7/26/2012 8:00 AM 0.06 M M M M
7/27/2012 8:00 AM 0.00 0.0 M M M
8/7/2012 8:00 AM 0.08 M M M M
8/12/2012 8:00 AM 0.01 M M M M
8/13/2012 8:00 AM 0.00 0.0 M M M
8/28/2012 8:00 AM T M M M M Yesterday evening had a few sprinkles
8/31/2012 8:00 AM T M M M M
9/1/2012 8:00 AM T M M M M
9/2/2012 8:00 AM 0.00 0.0 M M M
9/5/2012 8:00 AM 0.00 0.0 M M M
9/8/2012 8:00 AM 0.01 M M M M
9/12/2012 7:00 AM 0.04 M M M M
9/13/2012 8:00 AM 0.01 M M M M
9/17/2012 8:15 AM 0.03 M M M M
9/26/2012 8:00 AM 0.68 M M M M
9/27/2012 8:00 AM 0.17 M M M M
9/28/2012 8:00 AM 0.00 0.0 M M M
9/29/2012 8:00 AM 0.00 0.0 M M M
9/30/2012 8:00 AM 0.05 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/7/2011 11/12/2011 12:00 AM 6 0.00 M M
11/19/2011 11/29/2011 12:00 AM 11 0.00 M M
12/6/2011 12/13/2011 12:00 AM 8 0.00 M M
12/15/2011 12/20/2011 12:00 AM 6 0.00 M M
12/23/2011 12/31/2011 12:00 AM 9 0.00 M M
1/2/2012 1/10/2012 12:00 AM 9 0.00 M M
1/12/2012 1/21/2012 12:00 AM 10 0.00 M M
3/1/2012 3/06/2012 12:00 AM 6 0.00 M M
3/8/2012 3/19/2012 12:00 AM 12 0.00 M M
3/21/2012 3/31/2012 12:00 AM 11 0.00 M M
4/4/2012 4/12/2012 12:00 AM 9 0.00 M M
4/17/2012 4/18/2012 12:00 AM 2 0.00 M M
4/21/2012 4/27/2012 12:00 AM 7 0.00 M M
5/1/2012 5/17/2012 12:00 AM 17 0.00 M M
6/1/2012 6/11/2012 12:00 AM 11 0.00 M M
6/17/2012 6/19/2012 12:00 AM 3 0.00 M M
9/6/2012 9/07/2012 7:00 PM 2 0.13 M M
9/18/2012 9/25/2012 8:00 AM 8 0.00 M M



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
10/6/2011 3:10 PM This hail came from the south - unusual for us. NA 1/4" Pea Size NA Hard 10 2min minor leaf damage.shredded leaves False Before rain Same time as smaller hail 30-40
5/23/2012 8:00 PM NA Rice NA Mixed 15 3min Continuous False Same time as rain Same time as smaller hail
5/24/2012 3:00 PM NA Rice NA Soft 5 1min Continuous False Same time as rain