Station Overview Station Location
Station Number WY-SH-34 Latitude 44.87548828125
Station Name Dayton 0.2 NNW Longitude -107.264595031738
County Sheridan Elevation (ft) 3922



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 16 1.68 2.09 28 2.09 28 0.00 0 0 12 0 0.0 0 0
Nov 16 0.95 0.83 24 0.83 24 0.00 0 0 4 0 11.0 3 1
Dec 16 0.87 0.68 12 0.68 12 0.00 0 0 3 1 3.0 1 1
Jan 17 0.66 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 17 0.73 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 17 1.35 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 17 1.99 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 17 2.83 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 17 2.09 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 17 1.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 17 0.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 17 1.55 1.11 14 1.11 14 0.00 0 0 8 0 0.0 0 0
Water Year Totals: 16.79" 4.71" 78 days 4.71" 78 0.00" 0 days 0 27 days 1 days 14.0" 4 days 2 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
10/1/2016 0.00
10/2/2016 0.00
10/3/2016 0.02
10/4/2016 0.50
10/5/2016 0.05
10/6/2016 0.01
10/7/2016 0.05
10/8/2016 0.03
10/9/2016 0.00
10/10/2016 0.00
10/11/2016 0.07
10/12/2016 0.17
10/13/2016 0.00
10/14/2016
10/15/2016 0.00
10/16/2016
10/17/2016 0.00
10/18/2016 0.22
10/19/2016 0.00
10/20/2016 0.02
10/21/2016 0.00
10/22/2016 0.00
10/23/2016 0.00
10/24/2016 0.00
10/25/2016 0.00
10/26/2016 0.00
10/27/2016 0.00
10/28/2016
10/29/2016 0.73
10/30/2016 0.22
10/31/2016 0.00
11/1/2016
11/2/2016 0.00
11/3/2016 0.00
11/4/2016 0.00
11/5/2016 0.00
11/6/2016 0.00
11/7/2016 0.00
11/8/2016 0.00
11/9/2016 0.00
11/10/2016 0.00
11/11/2016
11/12/2016 0.00
11/13/2016 0.00
11/14/2016 0.00
11/15/2016
11/16/2016 0.00
11/17/2016 0.58
11/18/2016 M
11/19/2016 0.00
11/20/2016 0.00
11/21/2016 0.00
11/22/2016 0.05
11/23/2016 0.00
11/24/2016 0.02
11/25/2016 0.00
11/26/2016
11/27/2016
11/28/2016 0.00
11/29/2016 0.18
11/30/2016 0.00
12/1/2016
12/2/2016 0.00
12/3/2016 0.00
12/4/2016
12/5/2016 0.02
12/6/2016 0.00
12/7/2016 0.00
12/8/2016 0.00
12/9/2016 0.00
12/10/2016 0.16
12/11/2016
12/12/2016 0.00
12/13/2016 T
12/14/2016 0.50
12/15/2016 0.00
12/16/2016
12/17/2016
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016
12/24/2016
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017
3/25/2017
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017
4/7/2017
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017
6/24/2017
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017
7/3/2017
7/4/2017
7/5/2017
7/6/2017
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017
7/12/2017
7/13/2017
7/14/2017
7/15/2017
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017
7/30/2017
7/31/2017
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017
8/6/2017
8/7/2017
8/8/2017
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017
8/14/2017
8/15/2017
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017
8/22/2017
8/23/2017
8/24/2017
8/25/2017
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017
9/2/2017
9/3/2017
9/4/2017
9/5/2017
9/6/2017
9/7/2017
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017
9/14/2017
9/15/2017
9/16/2017 0.38
9/17/2017 0.02
9/18/2017
9/19/2017 0.00
9/20/2017 0.08
9/21/2017 0.00
9/22/2017 0.03
9/23/2017 0.15
9/24/2017 0.28
9/25/2017 0.07
9/26/2017 0.10
9/27/2017 0.00
9/28/2017 0.00
9/29/2017 0.00
9/30/2017 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2016 7:00 AM 0.00 0.0 M M M 48 degrees, clear skies
10/2/2016 7:00 AM 0.00 0.0 M M M 51 degtees patchy clouds, grey bank to the east, beautiful sunrise
10/3/2016 6:25 AM 0.02 M M M M
10/4/2016 6:45 AM 0.50 M M M M
10/5/2016 7:30 AM 0.05 M M M M Light drizzle
10/6/2016 6:35 AM 0.01 M M M M 32 degrees
10/7/2016 6:45 AM 0.05 M M M M 32 degrees, back porch very slick!
10/8/2016 7:14 AM 0.03 M M M M 40 degrees
10/9/2016 9:30 AM 0.00 0.0 M M M
10/10/2016 7:00 AM 0.00 0.0 M M M 46 degrees
10/11/2016 6:50 AM 0.07 M M M M 35 degrees, light snow. measurement in gauge had fallen as rain or snow melted in guage
10/12/2016 7:00 AM 0.17 M M M M 20 degrees. Sleet, snow, rain, variable over last 24 hours.
10/13/2016 6:45 AM 0.00 0.0 M M M 29 degrees, clear sky
10/15/2016 7:00 AM 0.00 0.0 M M M 48 degrees
10/17/2016 6:15 AM 0.00 0.0 M M M 45 degrees
10/18/2016 6:15 AM 0.22 M M M M Yestereday, intermittant rain, wind and sun. This morning 40 degrees, clear, moon and star lit.
10/19/2016 6:45 AM 0.00 0.0 M M M 40 degrees
10/20/2016 6:30 AM 0.02 M M M M Shower yesteray and gusty wind. Clear starlit morning. 32 degrees, walked over crunchy grass to rain gauge
10/21/2016 7:00 AM 0.00 0.0 M M M
10/22/2016 6:45 AM 0.00 0.0 M M M 38 degrees
10/23/2016 7:50 AM 0.00 0.0 M M M 32 degrees, clear. Yesterday sunny, breezy, fall color beautiful
10/24/2016 6:35 AM 0.00 0.0 M M M 38 degrees clear moon and starlight
10/25/2016 6:30 AM 0.00 0.0 M M M 40 degrees/ Yesterday overcast, 65 degrees
10/26/2016 7:10 AM 0.00 0.0 M M M 40 degrees. Yesterday brief, light drizzle around 8am, lasted maybe 5 minutes.
10/27/2016 7:40 AM 0.00 0.0 M M M 42 degrees overcast
10/29/2016 6:45 AM 0.73 M M M M Rain started between 5:30 and 8pm last night. Coming straight down this morning.
10/30/2016 7:00 AM 0.22 M M M M 40 degrees. Fog. Yesterday, rain decreasing to drizzle until about 11am. The rest of the day, mostly coudy with strips of blue sky.
10/31/2016 6:15 AM 0.00 0.0 M M M 60 degrees and clear, every fall morning constellation visible.
11/2/2016 6:45 AM 0.00 0.0 M M M 31 degrees, clear
11/3/2016 6:15 AM 0.00 0.0 M M M 32 degrees. clear
11/4/2016 7:00 AM 0.00 0.0 M M M 32 degrees, clear
11/5/2016 7:00 AM 0.00 0.0 M M M
11/6/2016 7:00 AM 0.00 0.0 M M M 30 degrees, clear
11/7/2016 5:29 AM 0.00 0.0 M M M 39 degrees, clear
11/8/2016 5:55 AM 0.00 0.0 M M M 32 degrees clear
11/9/2016 6:30 AM 0.00 0.0 M M M 32 degrees. clear
11/10/2016 6:15 AM 0.00 0.0 M M M 49 degrees clear
11/12/2016 6:15 AM 0.00 0.0 M M M 30 degrees
11/13/2016 6:50 AM 0.00 0.0 M M M 40 degrees. clear
11/14/2016 7:35 AM 0.00 0.0 M M M 38 degrees overcast
11/16/2016 7:00 AM 0.00 0.0 M M M 42 degrees. overcast
11/17/2016 6:15 AM 0.58 5.0 M M M 32 degrees, steady snowfall
11/18/2016 6:45 AM M 4.0 M 8.0 M Heavy, steady snowfall most of the day. By 5pm it was still steady but light. I noticed that the upper layers of snow were powder. Hard to measure.
11/19/2016 6:30 AM 0.00 0.0 M M M 14 degrees, mostly clear, scattered high clouds.
11/20/2016 7:30 AM 0.00 0.0 M M M 26 degrees, parly cloudy
11/21/2016 6:50 AM 0.00 0.0 M M M 31 degrees, cloudy, barometer falling.
11/22/2016 6:55 AM 0.05 M M M M 38 degrees, cloudy, barometer rising
11/23/2016 6:45 AM 0.00 0.0 M M M 28 degrees, cloudy, barometer rising
11/24/2016 7:10 AM 0.02 M M M M 38 degrees, cloudy, barometer falling, dusting of snow
11/25/2016 6:50 AM 0.00 0.0 M M M 28 degrees, cloudy, barometer steady
11/28/2016 7:00 AM 0.00 0.0 M M M 33 degrees, cloudy, the barometer has fallen dramatically since I was last able to check on Friday, Nov. 25. Not too much help but there you have it.
11/29/2016 7:00 AM 0.18 2.0 0.18 M M 30 degrees, cloudy, barometer rising. Verylight snow began to fall yesterday around 5pm, high winds and fine snow blowing and swirling by 9pm.
11/30/2016 6:40 AM 0.00 0.0 M M M 24 degrees, clear, barometer rising
12/2/2016 6:45 AM 0.00 0.0 M M M 30 degrees, clear, barometer rising
12/3/2016 7:00 AM 0.00 0.0 M M M 27 degrees, overcast, barometer falling
12/5/2016 6:45 AM 0.02 M 0.02 M M
12/6/2016 7:00 AM 0.00 0.0 M M M 14 degrees, clear barometer, falling
12/7/2016 6:25 AM 0.00 0.0 M M M 2 degrees, cloudy, barometer rising, fine snow flurries
12/8/2016 6:55 AM 0.00 0.0 M M M -9 degrees, clear, barometer slightly rising
12/9/2016 6:35 AM 0.00 0.0 M M M 10 degrees, slightly cloudy, barometer falling
12/10/2016 7:00 AM 0.16 3.0 M 5.0 M 12 degrees, cloudy, barometer falling
12/12/2016 6:45 AM 0.00 0.0 M M M 9 degrees, barometer steady, I was up for around an hour until 2:45 and it was 33 degrees.
12/13/2016 6:45 AM T M M M M 2 degrees, barometer rising
12/14/2016 6:50 AM 0.50 M 0.05 M M 6 degrees, barometer rising
12/15/2016 6:45 AM 0.00 0.0 M M M 20 degrees, cloudy, barometer falling
9/16/2017 7:00 AM 0.38 M M M M Accumulation since 11am 9/15/2017
9/17/2017 7:00 AM 0.02 M M M M
9/19/2017 7:00 AM 0.00 0.0 M M M
9/20/2017 6:30 AM 0.08 M M M M 40 degrees
9/21/2017 6:00 AM 0.00 0.0 M M M 47 degrees, barometer steady
9/22/2017 6:15 AM 0.03 M M M M light breeze, 46 degrees, barometer rising
9/23/2017 7:00 AM 0.15 M M M M rain, 42 degrees, barometer rising
9/24/2017 6:15 AM 0.28 M M M M 41 degrees, barometer steady, no wind,
9/25/2017 6:00 AM 0.07 M M M M Raining. 41 degrees, barometer rising slightly
9/26/2017 6:30 AM 0.10 M M M M 38 degrees, barometer steady
9/27/2017 6:30 AM 0.00 0.0 M M M 40 degrees, barometer rising
9/28/2017 7:00 AM 0.00 0.0 M M M 39 degrees, clear, barometer steady
9/29/2017 7:00 AM 0.00 0.0 M M M 40 degrees, barometer steady
9/30/2017 7:00 AM 0.00 0.0 M M M 46 degrees, barometer falling



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