Station Overview Station Location
Station Number WY-LM-177 Latitude 41.13882
Station Name Cheyenne 2.1 ESE Longitude -104.753044
County Laramie Elevation (ft) 6024



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 17 0.89 1.13 30 0.58 7 0.55 23 8 5 2 4.9 3 0
Nov 17 0.56 0.45 30 0.45 9 0.00 21 4 4 1 4.7 2 0
Dec 17 0.39 0.49 25 0.45 8 0.04 17 6 4 3 3.7 4 0
Jan 18 0.26 0.30 24 0.30 11 0.00 13 3 2 5 4.1 2 0
Feb 18 0.41 0.00 6 0.00 0 0.00 6 0 0 0 0.0 0 0
March 18 1.12 1.06 27 0.97 9 0.09 18 3 2 1 0.5 1 0
April 18 1.55 0.49 13 0.22 5 0.27 8 3 2 1 1.0 1 0
May 18 2.43 5.67 30 3.41 14 2.26 16 5 10 0 0.0 0 0
June 18 2.81 0.88 27 0.70 8 0.18 19 4 5 1 0.0 0 0
July 18 2.05 3.39 27 2.72 13 0.67 14 4 8 0 0.0 0 0
Aug 18 1.97 2.05 29 2.05 20 0.00 9 3 11 2 0.0 0 0
Sept 18 1.54 0.00 17 0.00 3 0.00 14 3 0 2 0.0 0 0
Water Year Totals: 15.98" 15.91" 285 days 11.85" 107 4.06" 178 days 46 53 days 18 days 18.9" 13 days 0 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
10/1/2017 **
10/2/2017 0.24
10/3/2017 **
10/4/2017 0.31
10/5/2017 T
10/6/2017 0.04
10/7/2017 **
10/8/2017 0.00
10/9/2017 0.42
10/10/2017 0.09
10/11/2017 **
10/12/2017 **
10/13/2017 **
10/14/2017 **
10/15/2017 0.00
10/16/2017 **
10/17/2017 **
10/18/2017 0.00
10/19/2017 **
10/20/2017 **
10/21/2017 **
10/22/2017 **
10/23/2017 0.00
10/24/2017 **
10/25/2017 **
10/26/2017 0.00
10/27/2017 T
10/28/2017
10/29/2017
10/30/2017 0.02
10/31/2017 0.01
11/1/2017 0.00
11/2/2017 0.00
11/3/2017 0.00
11/4/2017 0.00
11/5/2017 0.01
11/6/2017 0.04
11/7/2017 0.30
11/8/2017
11/9/2017 **
11/10/2017 **
11/11/2017 **
11/12/2017 **
11/13/2017 **
11/14/2017 0.00
11/15/2017 **
11/16/2017 **
11/17/2017 0.00
11/18/2017 0.10
11/19/2017 **
11/20/2017 0.00
11/21/2017 **
11/22/2017 **
11/23/2017 **
11/24/2017 T 0.00
11/25/2017 **
11/26/2017 **
11/27/2017 **
11/28/2017 **
11/29/2017 **
11/30/2017 **
12/1/2017 **
12/2/2017 0.00
12/3/2017
12/4/2017 T
12/5/2017 **
12/6/2017 0.00
12/7/2017 T
12/8/2017 **
12/9/2017 **
12/10/2017 **
12/11/2017 **
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 0.20
12/15/2017 **
12/16/2017 M
12/17/2017 **
12/18/2017 **
12/19/2017 0.04
12/20/2017
12/21/2017 0.08
12/22/2017
12/23/2017 T
12/24/2017 0.10
12/25/2017
12/26/2017 0.07
12/27/2017 **
12/28/2017 **
12/29/2017 0.00
12/30/2017 M
12/31/2017 M
Day of YearDaily PrcpMultiday Prcp
1/1/2018 T
1/2/2018 0.00
1/3/2018
1/4/2018
1/5/2018
1/6/2018
1/7/2018
1/8/2018
1/9/2018
1/10/2018 0.00
1/11/2018 T
1/12/2018 T
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 T
1/16/2018 **
1/17/2018 **
1/18/2018 **
1/19/2018 **
1/20/2018 0.00
1/21/2018 0.25
1/22/2018 0.05
1/23/2018 **
1/24/2018 **
1/25/2018 **
1/26/2018 **
1/27/2018 0.00
1/28/2018 T
1/29/2018 **
1/30/2018 **
1/31/2018 0.00
2/1/2018
2/2/2018
2/3/2018
2/4/2018
2/5/2018
2/6/2018
2/7/2018
2/8/2018
2/9/2018
2/10/2018
2/11/2018
2/12/2018
2/13/2018
2/14/2018
2/15/2018
2/16/2018
2/17/2018
2/18/2018
2/19/2018
2/20/2018
2/21/2018
2/22/2018
2/23/2018 **
2/24/2018 **
2/25/2018 **
2/26/2018 **
2/27/2018 **
2/28/2018 **
3/1/2018 **
3/2/2018 **
3/3/2018 **
3/4/2018 **
3/5/2018 **
3/6/2018 **
3/7/2018 **
3/8/2018 **
3/9/2018 **
3/10/2018 **
3/11/2018 **
3/12/2018 **
3/13/2018 **
3/14/2018 0.00
3/15/2018
3/16/2018 0.83
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 0.14
3/20/2018
3/21/2018
3/22/2018
3/23/2018 T
3/24/2018 0.00
3/25/2018 0.00
3/26/2018 **
3/27/2018 0.03
3/28/2018 **
3/29/2018 0.06
3/30/2018 0.00
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.13
4/2/2018 **
4/3/2018 **
4/4/2018 **
4/5/2018 0.00
4/6/2018 **
4/7/2018 0.23
4/8/2018
4/9/2018 0.09
4/10/2018 T
4/11/2018
4/12/2018 0.00
4/13/2018 **
4/14/2018 0.04
4/15/2018 0.00
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018 0.05
5/2/2018 0.27
5/3/2018 1.40
5/4/2018 0.15
5/5/2018 **
5/6/2018 **
5/7/2018 **
5/8/2018 **
5/9/2018 **
5/10/2018 **
5/11/2018 0.00
5/12/2018 1.20
5/13/2018 **
5/14/2018 0.52
5/15/2018 0.01
5/16/2018 **
5/17/2018 **
5/18/2018 0.00
5/19/2018 **
5/20/2018 0.99
5/21/2018 0.00
5/22/2018 0.00
5/23/2018 0.21
5/24/2018
5/25/2018 0.02
5/26/2018 0.00
5/27/2018 0.00
5/28/2018 0.03
5/29/2018 **
5/30/2018 0.75
5/31/2018 0.07
6/1/2018 0.00
6/2/2018 **
6/3/2018 0.00
6/4/2018 0.00
6/5/2018 **
6/6/2018 **
6/7/2018 **
6/8/2018 **
6/9/2018 **
6/10/2018 **
6/11/2018 **
6/12/2018 **
6/13/2018 **
6/14/2018 **
6/15/2018 0.00
6/16/2018 T
6/17/2018 0.42
6/18/2018 0.10
6/19/2018 0.07
6/20/2018 0.07
6/21/2018
6/22/2018
6/23/2018 0.04
6/24/2018 **
6/25/2018 0.18
6/26/2018
6/27/2018 **
6/28/2018 **
6/29/2018 **
6/30/2018 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.25
7/2/2018 0.00
7/3/2018 0.00
7/4/2018 0.05
7/5/2018 0.10
7/6/2018 **
7/7/2018 **
7/8/2018 **
7/9/2018 **
7/10/2018 **
7/11/2018 0.00
7/12/2018
7/13/2018 0.02
7/14/2018 0.00
7/15/2018 0.00
7/16/2018 0.41
7/17/2018
7/18/2018
7/19/2018 **
7/20/2018 **
7/21/2018 0.00
7/22/2018 0.52
7/23/2018 **
7/24/2018 0.34
7/25/2018
7/26/2018 0.89
7/27/2018 0.48
7/28/2018 **
7/29/2018 **
7/30/2018 0.33
7/31/2018 0.00
8/1/2018 0.00
8/2/2018 0.11
8/3/2018 0.01
8/4/2018 0.02
8/5/2018 0.07
8/6/2018 T
8/7/2018 0.09
8/8/2018 0.57
8/9/2018 0.00
8/10/2018
8/11/2018 0.00
8/12/2018 **
8/13/2018 0.00
8/14/2018 0.00
8/15/2018 1.04
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.00
8/19/2018 0.07
8/20/2018 T
8/21/2018 0.02
8/22/2018 0.02
8/23/2018
8/24/2018 0.03
8/25/2018 **
8/26/2018 **
8/27/2018 **
8/28/2018 **
8/29/2018 0.00
8/30/2018 **
8/31/2018 0.00
9/1/2018 T
9/2/2018 0.00
9/3/2018 T
9/4/2018 **
9/5/2018 **
9/6/2018 0.00
9/7/2018
9/8/2018
9/9/2018 **
9/10/2018 0.00
9/11/2018 **
9/12/2018 **
9/13/2018 **
9/14/2018 **
9/15/2018 **
9/16/2018 **
9/17/2018 **
9/18/2018 **
9/19/2018 0.00
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/5/2017 11:00 AM T M M M M
10/6/2017 11:00 AM 0.04 M M M M
10/9/2017 8:00 AM 0.42 4.7 0.42 M M
10/10/2017 10:00 AM 0.09 0.0 0.09 M M there was no new snow on the snowboard that I had put out although there was additional light snow for a short time after I took measurements. Must has blown off.
10/27/2017 9:30 AM T M M M M VERY LIGHT SNOW YESTERDAY LATE MORNING AND ALL AFTERNOON
10/30/2017 9:30 AM 0.02 0.1 0.02 M M Snow only covering porches and other cold surfaces. Accumulation on these surfaces about 1/8 inch.
10/31/2017 10:00 AM 0.01 0.1 M M M Light snow seen this morning on porch and stairs.
11/1/2017 10:00 AM 0.00 0.0 M M M
11/2/2017 10:00 AM 0.00 0.0 M M M
11/3/2017 10:00 AM 0.00 0.0 M M M
11/4/2017 10:00 PM 0.00 0.0 M M M
11/5/2017 10:00 AM 0.01 M M M M
11/6/2017 10:00 AM 0.04 M M M M fog during the late night and early morning.
11/7/2017 10:00 AM 0.30 4.5 0.30 M M snow beginning in evening of the 6th about 6:30.
11/18/2017 10:00 AM 0.10 0.2 M M M Mixture of rain and snow starting Fri and lasting through the early morning hours on Saturday.
11/24/2017 11:00 AM T M M M M
12/4/2017 8:00 AM T M M M M Rain on evening of Dec. 3. Snow twice during day no accumulation. Trace each time.
12/7/2017 10:00 AM T M M M M
12/13/2017 10:00 AM 0.00 0.0 M M M
12/14/2017 9:00 AM 0.20 M 0.02 M M BEGIN SNOWING ON THE EVENING OF THE 13. STILL SNOWING 11:58 THIS MORNING OF THE 14TH
12/21/2017 11:00 AM 0.08 1.5 0.08 M M
12/23/2017 10:00 AM T T T M M
12/24/2017 10:00 AM 0.10 1.8 0.10 M M
12/26/2017 10:00 AM 0.07 M M M M
12/30/2017 9:00 AM M 0.2 M M M 1/4 INCH OF NEW VERY LIGHT SNOW. FROZEN FOG ON TREES
12/31/2017 12:00 PM M 0.2 M M M light snow falling.
1/1/2018 11:00 AM T M M M M
1/2/2018 10:00 AM 0.00 0.0 M M M
1/10/2018 10:00 AM 0.00 0.0 M M M
1/11/2018 10:00 AM T M M M M rain shower yesterday afternoon. Lasting only a few minutes
1/12/2018 11:00 AM T M M M M snow shower this morning. very light. no lasting accummlation.
1/13/2018 10:00 AM 0.00 0.0 M M M
1/14/2018 10:00 AM 0.00 0.0 M M M
1/15/2018 10:00 AM T M M M M
1/21/2018 10:00 AM 0.25 4.0 M M M
1/22/2018 10:00 AM 0.05 0.1 0.05 M M
1/28/2018 10:00 AM T M M M M
3/16/2018 10:30 AM 0.83 M M M M Hard to tell amount of snow as this was a combination of rain and snow that fell from early evening on the 15th through to the 16th.
3/17/2018 11:00 AM 0.00 0.0 M M M
3/18/2018 11:00 AM 0.00 0.0 M M M
3/19/2018 11:00 AM 0.14 0.5 M M M Again rain and snow mix. Measured approx 1/2 in snow at time of measurement some melting already occurred.
3/23/2018 10:00 AM T M M M M THERE WERE RAIN SHOWERS THAT WERE NOT MEASURABLE.
3/24/2018 11:00 AM 0.00 0.0 M M M
3/25/2018 10:00 AM 0.00 0.0 M M M
3/30/2018 10:00 AM 0.00 0.0 M M M
3/31/2018 10:00 AM 0.00 0.0 M M M
4/1/2018 10:00 AM 0.13 1.0 M M M RAIN AND SNOW MIX. MELTED QUICKLY
4/9/2018 11:00 AM 0.09 M M M M snow during late night and early morning hours
4/10/2018 8:00 AM T M M M M Not really measurable. Snow in soft round balls for very short time. Some snowflakes during the day yesterday.
4/12/2018 11:00 AM 0.00 0.0 M M M
4/15/2018 11:00 AM 0.00 0.0 M M M
5/1/2018 10:30 AM 0.05 M M M M
5/2/2018 10:30 AM 0.27 M M M M
5/3/2018 10:30 AM 1.40 M M M M
5/4/2018 10:00 AM 0.15 M M M M
5/12/2018 11:00 AM 1.20 M M M M
5/15/2018 11:00 AM 0.01 M M M M
5/21/2018 10:30 AM 0.00 0.0 M M M
5/22/2018 7:30 AM 0.00 0.0 M M M We had 2 thunderheads move over during the afternoon. Both contained hail about 1/4 in diameter. However the hail was sparse and not long lasting. It was white and oddly enough was sometime angular,not round in shape.
5/23/2018 10:00 AM 0.21 M M M M
5/25/2018 10:00 AM 0.02 M M M M
5/26/2018 10:00 AM 0.00 0.0 M M M
5/27/2018 10:00 AM 0.00 0.0 M M M
5/28/2018 7:45 AM 0.03 M M M M
5/31/2018 10:00 AM 0.07 M M M M
6/1/2018 10:00 AM 0.00 0.0 M M M
6/4/2018 10:00 AM 0.00 0.0 M M M
6/16/2018 11:00 PM T M M M M
6/17/2018 9:00 AM 0.42 M M M M
6/18/2018 11:00 AM 0.10 M M M M
6/19/2018 7:45 AM 0.07 M M M M
6/20/2018 10:00 AM 0.07 M M M M
6/23/2018 9:30 AM 0.04 M M M M
7/1/2018 10:00 AM 0.25 M M M M
7/2/2018 10:00 AM 0.00 0.0 M M M
7/3/2018 10:00 AM 0.00 0.0 M M M
7/4/2018 10:00 AM 0.05 M M M M
7/5/2018 8:15 AM 0.10 M M M M This thunder storm started with small hail about rice size. It was light and not of long duration. This occurred about 7:30 pm.
7/13/2018 10:00 AM 0.02 M M M M
7/14/2018 10:00 AM 0.00 0.0 M M M
7/15/2018 10:00 AM 0.00 0.0 M M M
7/16/2018 10:00 AM 0.41 M M M M
7/22/2018 8:00 AM 0.52 M M M M
7/26/2018 9:45 AM 0.89 M M M M This is after thunderstorm, including hail, dropped .87 in of rain in a 4:15 storm yesterday afternoon.
7/27/2018 6:30 AM 0.48 M M M M This was a result of several thunderstorms that came through between early evening of the 26th and early morning on the 27.
7/31/2018 9:00 AM 0.00 0.0 M M M
8/1/2018 8:00 AM 0.00 0.0 M M M
8/2/2018 8:00 AM 0.11 M M M M Thunderstorm early evening 4:45 pm.
8/3/2018 8:30 AM 0.01 M M M M
8/4/2018 9:30 AM 0.02 M M M M
8/5/2018 10:00 AM 0.07 M M M M
8/6/2018 10:00 AM T M M M M
8/7/2018 7:00 AM 0.09 M M M M
8/8/2018 8:00 AM 0.57 M M M M This included a thunderstorm that passed over at about 4:10pm and dropped hail and rain amounting to .56 in of moisture. This morning there was another .01 in in the gage.
8/9/2018 10:00 AM 0.00 0.0 M M M
8/11/2018 10:00 AM 0.00 0.0 M M M
8/14/2018 10:00 AM 0.00 0.0 M M M
8/15/2018 10:00 AM 1.04 M M M M Thunderstorm on afternoon of the 14th. 1.02 in of rain in under 1 hour. Some hail but briefly, no accumulation on ground except in corners of garden.
8/16/2018 10:00 AM 0.00 0.0 M M M
8/17/2018 7:30 AM 0.00 0.0 M M M
8/18/2018 10:00 AM 0.00 0.0 M M M
8/19/2018 10:00 AM 0.07 M M M M
8/20/2018 10:00 AM T M M M M
8/21/2018 10:00 AM 0.02 M M M M
8/22/2018 10:00 AM 0.02 M M M M Moisture due to heavy fog.
8/24/2018 10:00 AM 0.03 M M M M
9/1/2018 11:00 PM T M M M M
9/2/2018 10:00 AM 0.00 0.0 M M M
9/3/2018 10:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2017 10/02/2017 10:00 AM 2 0.24 M M We are having precipitation in the form of little pin head type balls. Clear in color and very fine. It resembles hail but is much finer. It's not powder. Don't know what to call it. But it certainly is not flakes.
10/3/2017 10/04/2017 11:00 AM 2 0.31 M M
10/7/2017 10/08/2017 11:00 PM 2 0.00 M M
10/11/2017 10/12/2017 10:00 AM 2 0.00 M M
10/12/2017 10/15/2017 10:00 AM 4 0.00 M M
10/16/2017 10/18/2017 10:00 AM 3 0.00 M M
10/19/2017 10/23/2017 10:00 AM 5 0.00 M M Windy and dry. No rain for the last 13 days
10/24/2017 10/26/2017 10:00 AM 3 0.00 M M
11/9/2017 11/14/2017 10:00 AM 6 0.00 M M
11/15/2017 11/17/2017 10:00 AM 3 0.00 M M
11/19/2017 11/20/2017 9:15 AM 2 0.00 M M
11/21/2017 11/24/2017 10:00 AM 4 0.00 M M
11/25/2017 12/02/2017 10:00 AM 8 0.00 M M
12/5/2017 12/06/2017 10:00 AM 2 0.00 M M
12/8/2017 12/12/2017 10:00 AM 5 0.00 M M
12/15/2017 12/16/2017 10:00 AM 2 M M M Fog started late evening on the 16th.
12/17/2017 12/19/2017 10:00 AM 3 0.04 M M
12/27/2017 12/29/2017 9:00 AM 3 0.00 M M
1/16/2018 1/20/2018 10:00 AM 5 0.00 M M
1/23/2018 1/27/2018 10:00 AM 5 0.00 M M
1/29/2018 1/31/2018 10:00 AM 3 0.00 M M
2/23/2018 3/14/2018 11:00 PM 20 0.00 M M
3/26/2018 3/27/2018 10:30 AM 2 0.03 M M
3/28/2018 3/29/2018 11:00 AM 2 0.06 M M SNOW BOTH DAYS VERY LIGHT AND MOSTLY ON GRASSY AREAS OR ON CARS.
4/2/2018 4/05/2018 11:00 AM 4 0.00 M M
4/6/2018 4/07/2018 11:00 AM 2 0.23 M M
4/13/2018 4/14/2018 11:00 AM 2 0.04 M M this storm was very windy with accompanying light snow. Snow melted as it hit pavement but accumulated on grassy areas. By Sat. all was melted.
5/5/2018 5/11/2018 10:00 AM 7 0.00 M M
5/13/2018 5/14/2018 8:45 AM 2 0.52 M M
5/16/2018 5/18/2018 10:30 AM 3 0.00 M M
5/19/2018 5/20/2018 10:00 AM 2 0.99 M M
5/29/2018 5/30/2018 10:00 AM 2 0.75 M M
6/2/2018 6/03/2018 10:00 AM 2 0.00 M M
6/5/2018 6/15/2018 10:00 AM 11 0.00 M M
6/24/2018 6/25/2018 10:30 AM 2 0.18 M M
6/27/2018 6/30/2018 10:00 AM 4 0.00 M M
7/6/2018 7/11/2018 10:00 AM 6 0.00 M M
7/19/2018 7/21/2018 10:00 AM 3 0.00 M M
7/23/2018 7/24/2018 9:00 AM 2 0.34 M M
7/28/2018 7/30/2018 7:00 AM 3 0.33 M M Thunderstorm of short duration, beginning about 3:15 with short pause; next event was rain and hail, the largest of which was about 15mm in size. Hail had white core and clear outer layer. round. Storm lasted until 3:55.
8/12/2018 8/13/2018 10:00 AM 2 0.00 M M
8/25/2018 8/29/2018 10:00 AM 5 0.00 M M
8/30/2018 8/31/2018 11:00 PM 2 0.00 M M
9/4/2018 9/06/2018 10:00 AM 3 0.00 M M
9/9/2018 9/10/2018 10:00 AM 2 0.00 M M
9/11/2018 9/19/2018 10:00 AM 9 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