Station Overview Station Location
Station Number WY-SW-16 Latitude 41.507156
Station Name Rock Springs 7.1 SSE Longitude -109.155392
County Sweetwater Elevation (ft) 6750



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 0.95 0.09 24 0.09 24 0.00 0 0 3 2 1.4 2 2
Nov 17 0.66 0.92 26 0.92 26 0.00 0 0 6 4 7.5 6 10
Dec 17 0.49 0.61 26 0.61 26 0.00 0 0 6 3 9.7 7 22
Jan 18 0.47 0.77 28 0.77 28 0.00 0 0 7 2 10.0 7 28
Feb 18 0.48 0.48 26 0.48 26 0.00 0 0 4 4 11.0 7 13
March 18 0.72 0.73 29 0.73 29 0.00 0 0 10 0 7.5 8 15
April 18 1.03 0.73 27 0.25 23 0.48 4 1 8 1 0.9 3 3
May 18 1.41 2.58 27 2.58 27 0.00 0 0 10 3 0.0 0 0
June 18 0.89 0.20 27 0.20 25 0.00 2 0 4 1 0.0 0 0
July 18 0.77 0.30 33 0.30 25 0.00 8 3 2 2 0.0 0 0
Aug 18 0.66 0.31 29 0.20 9 0.11 20 1 3 0 0.0 0 0
Sept 18 1.02 0.00 27 0.00 15 0.00 12 0 0 0 0.0 0 0
Water Year Totals: 9.55" 7.72" 329 days 7.13" 283 0.59" 46 days 5 63 days 22 days 48.0" 40 days 93 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 0.02
10/3/2017 0.03
10/4/2017 0.00
10/5/2017 0.00
10/6/2017 0.00
10/7/2017
10/8/2017 0.00
10/9/2017 0.04
10/10/2017 0.00
10/11/2017
10/12/2017 0.00
10/13/2017 0.00
10/14/2017
10/15/2017 0.00
10/16/2017 0.00
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 T
10/22/2017 0.00
10/23/2017 0.00
10/24/2017 0.00
10/25/2017 0.00
10/26/2017
10/27/2017 T
10/28/2017
10/29/2017 0.00
10/30/2017
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 0.00
11/3/2017
11/4/2017 T
11/5/2017 0.07
11/6/2017 0.18
11/7/2017 0.04
11/8/2017 0.03
11/9/2017 0.00
11/10/2017
11/11/2017
11/12/2017 T
11/13/2017 0.00
11/14/2017 0.00
11/15/2017 T
11/16/2017 0.00
11/17/2017
11/18/2017 0.57
11/19/2017 0.00
11/20/2017 0.00
11/21/2017 T
11/22/2017 0.00
11/23/2017 0.00
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 0.00
11/27/2017 0.00
11/28/2017 0.03
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 T
12/2/2017
12/3/2017 0.00
12/4/2017 0.13
12/5/2017 0.12
12/6/2017 0.00
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 0.00
12/11/2017 0.00
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 0.01
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 T
12/18/2017
12/19/2017
12/20/2017 0.00
12/21/2017 0.12
12/22/2017 T
12/23/2017
12/24/2017 0.21
12/25/2017 0.02
12/26/2017 0.00
12/27/2017 0.00
12/28/2017 0.00
12/29/2017
12/30/2017 0.00
12/31/2017 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018
1/3/2018 0.00
1/4/2018
1/5/2018
1/6/2018 0.00
1/7/2018 0.20
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 T
1/11/2018 T
1/12/2018 0.01
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.00
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.10
1/21/2018 0.35
1/22/2018 0.04
1/23/2018 0.04
1/24/2018 0.00
1/25/2018 0.00
1/26/2018 0.03
1/27/2018 0.00
1/28/2018 0.00
1/29/2018 0.00
1/30/2018 0.00
1/31/2018 0.00
2/1/2018 0.00
2/2/2018 0.00
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.10
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.00
2/9/2018 0.00
2/10/2018
2/11/2018 0.00
2/12/2018 0.00
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 T
2/16/2018 T
2/17/2018 T
2/18/2018 0.00
2/19/2018 M
2/20/2018 0.30
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 0.00
2/24/2018 0.06
2/25/2018 0.02
2/26/2018 0.00
2/27/2018 0.00
2/28/2018 T
3/1/2018 0.00
3/2/2018 0.00
3/3/2018 0.00
3/4/2018 0.03
3/5/2018 0.07
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 0.00
3/9/2018 0.00
3/10/2018
3/11/2018 0.00
3/12/2018 0.00
3/13/2018 0.00
3/14/2018 0.00
3/15/2018 0.12
3/16/2018 0.03
3/17/2018
3/18/2018 0.09
3/19/2018 0.03
3/20/2018 0.00
3/21/2018 0.00
3/22/2018 0.00
3/23/2018 0.00
3/24/2018 0.00
3/25/2018 0.01
3/26/2018 0.28
3/27/2018 0.01
3/28/2018 0.00
3/29/2018 0.06
3/30/2018 0.00
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 T
4/2/2018 0.00
4/3/2018 0.02
4/4/2018 0.00
4/5/2018 0.00
4/6/2018 0.02
4/7/2018 **
4/8/2018 **
4/9/2018 **
4/10/2018 0.48
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.07
4/14/2018 0.00
4/15/2018 0.00
4/16/2018
4/17/2018 0.03
4/18/2018 0.02
4/19/2018 0.00
4/20/2018 0.01
4/21/2018 0.07
4/22/2018 0.00
4/23/2018 0.00
4/24/2018 0.01
4/25/2018
4/26/2018 0.00
4/27/2018
4/28/2018 0.00
4/29/2018 0.00
4/30/2018 0.00
5/1/2018 0.25
5/2/2018 0.01
5/3/2018 0.18
5/4/2018 0.00
5/5/2018 0.00
5/6/2018 0.00
5/7/2018
5/8/2018 0.00
5/9/2018 0.00
5/10/2018 0.00
5/11/2018 0.32
5/12/2018 1.23
5/13/2018 0.21
5/14/2018 0.02
5/15/2018 0.25
5/16/2018 0.00
5/17/2018
5/18/2018
5/19/2018
5/20/2018 0.01
5/21/2018 T
5/22/2018 T
5/23/2018 0.10
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 0.00
5/27/2018 0.00
5/28/2018 0.00
5/29/2018 T
5/30/2018 0.00
5/31/2018 0.00
6/1/2018 0.00
6/2/2018 0.00
6/3/2018
6/4/2018
6/5/2018 0.00
6/6/2018 0.00
6/7/2018 0.00
6/8/2018 0.00
6/9/2018 0.00
6/10/2018 0.00
6/11/2018 0.00
6/12/2018
6/13/2018 0.00
6/14/2018 0.00
6/15/2018 0.00
6/16/2018 0.03
6/17/2018 0.03
6/18/2018 0.06
6/19/2018 T
6/20/2018 0.08
6/21/2018 0.00
6/22/2018 0.00
6/23/2018 0.00
6/24/2018 0.00
6/25/2018 0.00
6/26/2018 0.00
6/27/2018 0.00
6/28/2018 0.00
6/29/2018 **
6/30/2018 **
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018
7/3/2018 0.00
7/4/2018 0.00
7/5/2018 0.00
7/6/2018 **
7/7/2018 **
7/8/2018 0.00
7/9/2018
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 0.00
7/13/2018 0.00
7/14/2018 0.00
7/15/2018 T
7/16/2018 0.00
7/17/2018 0.00
7/18/2018 0.00
7/19/2018 0.00 **
7/20/2018 0.00 **
7/21/2018 0.00 **
7/22/2018 T 0.00
7/23/2018 0.03
7/24/2018 0.00
7/25/2018 0.00
7/26/2018 0.00
7/27/2018 0.00
7/28/2018 0.27
7/29/2018 0.00
7/30/2018 0.00
7/31/2018 0.00
8/1/2018 **
8/2/2018 **
8/3/2018 **
8/4/2018 **
8/5/2018 **
8/6/2018 **
8/7/2018 **
8/8/2018 **
8/9/2018 **
8/10/2018 **
8/11/2018 **
8/12/2018 **
8/13/2018 **
8/14/2018 **
8/15/2018 **
8/16/2018 **
8/17/2018 **
8/18/2018 **
8/19/2018 **
8/20/2018 0.11
8/21/2018
8/22/2018 0.08
8/23/2018 0.09
8/24/2018 0.00
8/25/2018 0.03
8/26/2018 0.00
8/27/2018 0.00
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018
9/1/2018
9/2/2018 0.00
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 0.00
9/6/2018 0.00
9/7/2018 0.00
9/8/2018 0.00
9/9/2018 0.00
9/10/2018 0.00
9/11/2018 0.00
9/12/2018 0.00
9/13/2018 0.00
9/14/2018 0.00
9/15/2018 0.00
9/16/2018 0.00
9/17/2018
9/18/2018
9/19/2018 **
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
10/2/2017 8:00 AM 0.02 0.0 M 0.0 M Intermittent sleet and snow flurries in the afternoon and overnight. Little wind. Low: 24F @ 0500AM.
10/3/2017 8:00 AM 0.03 0.2 M 0.2 M Light rain followed by snow before midnight. High: 59F, Low: 22F
10/4/2017 8:00 AM 0.00 0.0 M 0.0 M Sunny with NE wind @ 15 mph. High: 54F @ 3:PM, Low: 29F @ 0500AM.
10/5/2017 8:00 AM 0.00 0.0 M 0.0 M High: 63F, Low: 27F.
10/6/2017 8:00 AM 0.00 0.0 M 0.0 M
10/8/2017 8:00 AM 0.00 0.0 M M M High: 58F, Very windy, West/Southwest @ 30-40 mph.
10/9/2017 8:00 AM 0.04 1.2 0.04 1.2 0.40 22F @ midnight.
10/10/2017 8:00 AM 0.00 0.0 M T M 23F @ 0430AM, no wind.
10/12/2017 8:00 AM 0.00 0.0 M 0.0 M Low: 43F.
10/13/2017 8:00 AM 0.00 0.0 M 0.0 M 17F @ 0600AM
10/15/2017 8:00 AM 0.00 0.0 M 0.0 M 22F @ 0400AM, SW wind @ 15-25 mph.
10/16/2017 8:00 AM 0.00 0.0 M 0.0 M 28F @ 0400AM, W/NW wind @ 20 mph.
10/17/2017 8:00 AM 0.00 0.0 M 0.0 M High: 61F, Low: 35F @ 0530AM, light westerly breeze @ 5-10 mph.
10/18/2017 8:00 AM 0.00 0.0 M 0.0 M High: 62F, Low: 38F, Light West wind. Dry!
10/19/2017 8:00 AM 0.00 0.0 M 0.0 M High: 64F, Low 24F @ 0600AM, not enough wind to fly the flag.
10/20/2017 8:00 AM 0.00 0.0 M 0.0 M Another windless day in the low 60's.
10/21/2017 8:00 AM T T M T M Scattered sleet and brief sprinkles. High 61F, temperature dropped 21 degrees in 45 minutes.
10/22/2017 8:00 AM 0.00 0.0 M 0.0 M Windy, High 41F, Low: 22F
10/23/2017 8:00 AM 0.00 0.0 M 0.0 M Windy
10/24/2017 8:00 AM 0.00 0.0 M 0.0 M Sunny and very windy.
10/25/2017 8:00 AM 0.00 0.0 M 0.0 M
10/27/2017 8:00 AM T T M M M High: 35F, Low: 13F. Wind NE switching to East @ 25-30 mph. Occasional sleet in the AM.
10/29/2017 8:00 AM 0.00 0.0 M 0.0 M
10/31/2017 8:00 AM 0.00 0.0 M 0.0 M Windy, low:18F, High: 35F.
11/1/2017 8:00 AM 0.00 0.0 M 0.0 M Very windy, 30-40mph with higher gusts.
11/2/2017 8:00 AM 0.00 0.0 M 0.0 M Very windy, lost house shingles!
11/4/2017 8:00 AM T 0.0 M 0.0 M Brief afternoon sprinkles. Moderate frost this AM.
11/5/2017 8:00 AM 0.07 0.7 0.07 0.5 0.07 High:53F, Low:27F, snow began @ 10:40PM with very light wind.
11/6/2017 8:00 AM 0.18 2.0 0.18 2.0 0.18 Light snow on and off all day with heavier accumulation after 10Pm. High: 34F, Low 27F.
11/7/2017 8:00 AM 0.04 0.5 0.04 1.0 M Of and on snow much of the day. No wind. Heavy fog this AM. High: 32F, Low: 14F @ 0600AM.
11/8/2017 8:00 AM 0.03 0.4 0.03 1.0 M Fog all day with snow flurries, ice crystals & no wind. Clear overnight with 12F @ 0500AM. High Tuesday 29F.
11/9/2017 8:00 AM 0.00 0.0 M 0.5 M High: 38F, Low: 18F @ 0500AM. Moderate frost, no wind.
11/12/2017 8:00 AM T T T T M Brief snow shower about 0830AM. High:44F, Low: 12F@ 0430AM, NW wind @ 15 mph.
11/13/2017 8:00 AM 0.00 0.0 M 0.0 M High: 47F, Low 19F. Frost with little wind.
11/14/2017 8:00 AM 0.00 0.0 M 0.0 M High: 55F, Low: 26F @ 0600AM. Windless day.
11/15/2017 8:00 AM T T M T M A few mid-day snow flurries. NW wind @ 25-35 mph. High: 44F, Low: 17F.
11/16/2017 8:00 AM 0.00 0.0 M 0.0 M Dead calm all day.H:54F, L:28F @ 0600AM.
11/18/2017 8:00 AM 0.57 3.5 M 3.5 M Moderate to heavy snowfall early in the AM and moderate throughout the day. Temperatures hoovered between 30F and 33F all day with wet snow. Late afternoon wind helped save tree damage by removing some heavy snow. 11F @ 0530AM.
11/19/2017 8:00 AM 0.00 0.0 M 2.5 M High: 27F, Low: +9F @ 0600AM, NW wind @ 25-30mph. Snow is crusted, so no blowing snow.
11/20/2017 8:00 AM 0.00 0.0 M 2.0 M High: 26F, Low: 14F @ midnight.
11/21/2017 8:00 AM T 0.0 M 1.0 M Evening shower. High: 36F, Low: 30F, SW wind.
11/22/2017 8:00 AM 0.00 0.0 M 0.0 M
11/23/2017 8:00 AM 0.00 0.0 M 0.0 M
11/24/2017 8:00 AM 0.00 0.0 M 0.0 M High: 58F, Low: 33F @0 630AM.
11/25/2017 8:00 AM 0.00 0.0 M 0.0 M Low: 27F@ 0600AM, light frost! Breezy day to 45 mph.
11/26/2017 8:00 AM 0.00 0.0 M 0.0 M Moderate frost with calm wind. 27F @ 0600AM
11/27/2017 8:00 AM 0.00 0.0 M 0.0 M Calm morning, breezy evening and overnight. 36F @ 0600AM.
11/28/2017 8:00 AM 0.03 0.4 0.03 0.5 M High: 50F, Low: 21F@ 0600AM, heavy frost.
11/29/2017 8:00 AM 0.00 0.0 M 0.0 M High: 35F, 11:00PM low of 19F. 23F @ 1630AM with a West breeze @ 15-20mph.
11/30/2017 8:00 AM 0.00 0.0 M 0.0 M High: 40F, Low: 14F @ 0400AM. Light frost. Some remaining snow in sheltered areas and shade.
12/1/2017 8:00 AM T 0.0 M 0.0 M The trace was in the form of a heavy mist lasting about an hour and a half (6:15AM to about 7:45AM).
12/3/2017 8:00 AM 0.00 0.0 M 0.0 M 30 mph wind @ 3:00AM, 38F @ 04:30AM.
12/4/2017 8:00 AM 0.13 1.7 0.13 4.0 M Very windy all day. Late afternoon sleet with snowfall and strong wind overnight. 17F @ 0700AM. Snow continues.
12/5/2017 8:00 AM 0.12 1.8 0.12 4.0 M Began snowing heavy about 8:15AM, snowed for an hour and 20 minutes with west wind. Broken skies from 10:30AM. Overnight low:8F.
12/6/2017 8:00 AM 0.00 0.0 M 3.5 M Snow is settling, +7F @ 0700AM.
12/7/2017 8:00 AM 0.00 0.0 M 3.0 M +8F @ 0600AM
12/8/2017 8:00 AM 0.00 0.0 M 2.5 M High: 25F, Low: 17F @ 0700AM.
12/9/2017 8:00 AM 0.00 0.0 M 1.5 M High: 35F, Low: 18F @ 0700AM
12/10/2017 8:00 AM 0.00 0.0 M 1.0 M High: 37F, Low: 27F @ 0700AM
12/11/2017 8:00 AM 0.00 0.0 M 0.5 M 80% snow cover with 4-6" drifts. High: 44F, Low: 26F.
12/12/2017 8:00 AM 0.00 0.0 M 0.5 M High: 45F, Low: 25F @ 630AM. Nice, sunny day like late September.
12/13/2017 8:00 AM 0.00 0.0 M 0.5 M High: 49F, Low: 28F, 10mph west wind. 20% snow cover.
12/14/2017 8:00 AM 0.01 0.3 0.01 0.5 M Light snowfall before midnight. High: 39F, Low: 14F @ 0430AM.
12/15/2017 8:00 AM 0.00 0.0 M 0.5 M Low: 18F, High: 38F.
12/16/2017 8:00 AM 0.00 0.0 M T M High:41F, Low: 24F @ 0430AM
12/17/2017 8:00 AM T 0.2 T 0.5 M High: 38F, Low: 19F @ 0500AM. Light snow from 1105PM until 1125PM.
12/20/2017 8:00 AM 0.00 0.0 M T M Very windy! Low: 29F
12/21/2017 8:00 AM 0.12 2.0 0.12 2.0 M Low: +7F @ 0600AM.
12/22/2017 8:00 AM T T T 2.0 M High: 21F, Low: +8F, S/SW wind @ 10-15mph.
12/24/2017 8:00 AM 0.21 3.5 0.21 5.5 M West wind @ 25-30 mph snowing hard at times. Drifts 24-30 inches. +4F @ 12:30AM.
12/25/2017 8:00 AM 0.02 0.2 0.02 4.0 M High Wind 19F @ 12.00AM.
12/26/2017 8:00 AM 0.00 0.0 0.00 4.0 M High wind until 4PM then calm throughout the night. Low: 28F @ 5:30AM.
12/27/2017 8:00 AM 0.00 0.0 M 3.5 M Breezy
12/28/2017 8:00 AM 0.00 0.0 M 3.5 M
12/30/2017 8:00 AM 0.00 0.0 M 2.0 M High: 47F, breezy
12/31/2017 8:00 AM 0.00 0.0 M 1.2 M +08F @ 0600AM.
1/1/2018 8:00 AM 0.00 0.0 M 1.0 M 17F @ 0200AM, light west breeze @ 5-10 mph. Happy New Year!
1/3/2018 8:00 AM 0.00 0.0 M 0.5 M +8F @ 0600AM, only a slight SW wind.
1/6/2018 8:00 AM 0.00 0.0 M 0.5 M
1/7/2018 8:00 AM 0.20 0.9 0.20 1.5 M Misty rain turning to very wet snow.
1/8/2018 8:00 AM 0.00 0.0 M 1.0 M
1/9/2018 8:00 AM 0.00 0.0 M 1.0 M Low: 23F @ 0500AM, no wind!
1/10/2018 8:00 AM T 0.0 M 0.5 M Misty rain just after daybreak, 32F most of the night.
1/11/2018 8:00 AM T 0.0 M 0.5 M Morning misty rain a few times, sidewalk is wet, not measurable in gauge. Windy afternoon to 45 mph. About 40% snow cover.
1/12/2018 8:00 AM 0.01 0.2 0.01 0.5 M Evening snow shower, breezy.
1/13/2018 8:00 AM 0.00 0.0 M 0.5 M
1/14/2018 8:00 AM 0.00 0.0 M 0.5 M 18F @ 0600AM, W/SW wind with gusts to 35+ mph.
1/15/2018 8:00 AM 0.00 0.0 M 0.5 M Moderate frost and low overcast with very light snowfall @ 0700AM. +18F @ 0600AM. Windy on Sunday.
1/16/2018 8:00 AM 0.00 0.0 M 0.5 M Moderate frost, East wind @ 5-10 mph on Monday, -2F @0600AM.
1/17/2018 8:00 AM 0.00 0.0 M 0.5 M Light frost, 15F overnight low.
1/18/2018 8:00 AM 0.00 0.0 M 0.5 M High 41F, overnight low: 19F
1/19/2018 8:00 AM 0.00 0.0 M 0.5 M High:41F, Low: 27F, sunny with W/SW wind @ 15-20 mph.
1/20/2018 8:00 AM 0.10 0.8 0.10 1.0 M Late evening snow which lasted an hour, then began again early morning. No wind.
1/21/2018 8:00 AM 0.35 6.4 0.35 7.5 M Snow continued for 24 hours through 1/20. No wind or drifting. Light and fluffy but gauge melted down to 0.35.
1/22/2018 8:00 AM 0.04 0.7 M 7.5 M Light snow until 2:30PM. Overnight low: +3F with 8-10 mph SW wind, but no drifting.
1/23/2018 8:00 AM 0.04 0.5 0.04 6.5 M Light snowfall from 1:15Pm until about 3:00PM, late afternoon and evening wind of 20 mph. Some drifting. Overnight low: +7F, High: 19F.
1/24/2018 8:00 AM 0.00 0.0 M 5.5 M High: 23F, overnight low +4F, no wind!
1/25/2018 8:00 AM 0.00 0.0 0.00 5.0 M Overnight low: 9F, +26F @ 8:00AM. Breezy overnight with wind S/SW @ 30 mph.
1/26/2018 8:00 AM 0.03 0.5 0.03 4.5 M Overnight low: +9F, High: 24F, breezy.
1/27/2018 8:00 AM 0.00 0.0 0.00 4.0 M Overnight low: 10F, high on Friday: 24F, Windy overnight.
1/28/2018 8:00 AM 0.00 0.0 0.00 3.5 M W/SW wind 33-35 mph with stronger gusts. Drifts to 3'. Low: 19F, High: 29F.
1/29/2018 8:00 AM 0.00 0.0 0.00 3.0 M Windy! High:34F, Low: 28F.
1/30/2018 8:00 AM 0.00 0.0 0.00 2.0 M High: 42F, Low: 29F, w/SW wind @ 10 mph.
1/31/2018 8:00 AM 0.00 0.0 0.00 1.0 M High:44F Low: 27F, light w/SW wind @ 8-15 mph. <20% bare ground.
2/1/2018 8:00 AM 0.00 0.0 0.00 0.5 M High: 34F, Low: 25F, breezy overnight, but calm this AM.
2/2/2018 8:00 AM 0.00 0.0 0.00 0.5 M Overcast and windy, high: 35F, low: 27F.
2/3/2018 8:00 AM 0.00 0.0 0.00 T M Snow drifts left behind shrubs , trees and gullies. High W/NW wind of 45+ mph. High: 40F, Low: 26F.
2/4/2018 8:00 AM 0.00 0.0 0.00 T M W/NW wind @ 30-45 mph, mostly overcast, High: 38F, Low: 30F.
2/5/2018 8:00 AM 0.10 0.9 0.10 1.0 M Strong west wind @ 25-40+ mph yesterday and overnight. High: 44F, Low: 28F. Wet snowfall sometime between 3AM and 7AM.
2/6/2018 8:00 AM 0.00 0.0 0.00 T M 75% bare ground, breezy to 31 mph. High:36F, Low:24F.
2/7/2018 8:00 AM 0.00 0.0 0.00 T M
2/8/2018 8:00 AM 0.00 0.0 0.00 T M High: 39F, Low: 29F, W wind @ 25-30 mph.
2/9/2018 8:00 AM 0.00 0.0 0.00 T M W/SW wind Thursday and overnight @ 20-35 mph. Have not been able to fly the flag in three weeks. 80% bare ground. High:43F, Low:29F.
2/11/2018 8:00 AM 0.00 0.0 0.00 T M North wind @ 20 mph, High: 33F, Low 12F.
2/12/2018 8:00 AM 0.00 0.0 0.00 T M High: 35F, Low: 12F, S/SW breeze @ 10-20 mph.
2/13/2018 8:00 AM 0.00 0.0 0.00 T M High: 26F, Low: +8F, east wind @ 12-20 mph, 80% bare ground.
2/14/2018 8:00 AM 0.00 0.0 0.00 T M Moderate frost, High: 35F, Low: 14F, light west wind @ 5-15 mph.
2/15/2018 8:00 AM T 0.2 T T M Light snowfall on and off throughout the night leaving only a trace of Precipitation. High:39F, Low:12F.
2/16/2018 8:00 AM T T T T M Heavy frost, West wind @ 20-25 mph, High:30F, Low: +8F. light snow overnight and sleet squalls until 2:30PM.
2/17/2018 8:00 AM T T T T M Late afternoon and evening snow flurries. Little accumulation. West wind @ 40+mph. High: 26F, Low: 20F.
2/18/2018 8:00 AM 0.00 0.0 0.00 T M Very windy! High Saturday 34F, but at midnight, temperature was 39F.
2/19/2018 8:00 AM M 5.5 M 6.0 M -4F @ 0800AM, E/NE wind @ 15-20mph. Drifting to 30". Total Precipitation will be reported Tuesday.
2/20/2018 8:00 AM 0.30 2.5 M 7.5 0.30 Precipitation is the two-day total for this storm. -18F @ 8:00AM. E/NE wind yesterday @ 15-20 mph. High only to zero!
2/21/2018 8:00 AM 0.00 0.0 M 6.0 M -18F @ 0600AM, High: +7F, no wind, moderate frost.
2/22/2018 8:00 AM 0.00 0.0 M 5.0 M High: 10F, Low: -4F, sunny & no wind. Moderate frost.
2/23/2018 8:00 AM 0.00 0.0 M 5.0 M High: 10F, Low: -7F, moderately heavy frost, no wind.
2/24/2018 8:00 AM 0.06 1.2 0.06 5.5 M High: 17F, Low -1F, West wind @ 15-25 mph with drifting.
2/25/2018 8:00 AM 0.02 0.5 0.02 5.5 M Windy all day and night, W/@ 15-30 mph. High: 17F, Low: +7F, much drifting.
2/26/2018 8:00 AM 0.00 0.0 0.00 5.0 M West wind @ 10-25 mph, High:20F, Low: +5F, more drifting!
2/27/2018 8:00 AM 0.00 0.0 0.00 5.0 M South wind @ 10-15 mph, high: 29F, low: +7F.
2/28/2018 8:00 AM T 0.2 T 4.5 M Early AM light snowfall w/ west wind @ 15 mph. High: 33F, Low: 14F.
3/1/2018 8:00 AM 0.00 0.0 0.00 4.0 M High: 32F, Low: +7F, SW wind # 15-20 mph
3/2/2018 8:00 AM 0.00 0.0 0.00 3.5 M High: 34F,Low: 19F, breezy.
3/3/2018 8:00 AM 0.00 0.0 0.00 2.0 M Very windy, S/SW @ 25-45 mph. High: 39F, Low: 28F. Mostly sunny.
3/4/2018 8:00 AM 0.03 0.6 0.03 4.5 M Windy all day and overnight. Clear sky until 6:00AM. Heavy wet snowfall until 0800AM.
3/5/2018 8:00 AM 0.07 1.0 0.07 M M Very strong SW wind all day and night. Much nearly bare ground and drifts knee to waist deep elsewhere. High: 23F, Low +8F. Total snowfall from the storm was just over 1.5 inches.
3/6/2018 8:00 AM 0.00 0.0 0.00 2.0 M
3/7/2018 8:00 AM 0.00 0.0 0.00 2.0 M
3/8/2018 8:00 AM 0.00 0.0 0.00 1.0 M
3/9/2018 8:00 AM 0.00 0.0 0.00 0.5 M
3/11/2018 8:00 AM 0.00 0.0 0.00 T M 80% bare ground, +10F @ 0600AM. Nearly windless Saturday!
3/12/2018 8:00 AM 0.00 0.0 0.00 T M Snow drifts scattered over 20% of the ground. Warm day of 45F with 15 mph East wind. Overnight low: 25F.
3/13/2018 8:00 AM 0.00 0.0 0.00 T M West wind @ 10-20 most of the day, 28F @ 0600AM, moderate frost.
3/14/2018 8:00 AM 0.00 0.0 0.00 T M
3/15/2018 8:00 AM 0.12 0.3 M 0.5 M Began as rain, windy, periodic rain during night, then early morning snow. Low: 27F.
3/16/2018 8:00 AM 0.03 T 0.03 T M Breezy, 24F @ 0500AM. Partly blustery, partly sunny day.
3/18/2018 8:00 AM 0.09 1.2 0.09 1.5 M light snow all night. Low: 26F @ 0600AM, breezy.
3/19/2018 8:00 AM 0.03 0.4 0.03 1.0 M Light snow off and on most of day. High 35F, Low 19F @ 0500AM. West wind @ 10-15 mph.
3/20/2018 8:00 AM 0.00 0.0 0.00 0.5 M West wind @ 20-25 mph, High: 36F, Low: 18F.
3/21/2018 8:00 AM 0.00 0.0 0.00 T M Snow flurries this morning @ 0700AM with 27F.
3/22/2018 8:00 AM 0.00 0.0 0.00 T M Breezy west wind @ 20-25 mph, High: 51F, Low: 30F @ 0700AM.
3/23/2018 8:00 AM 0.00 0.0 0.00 0.0 M South wind to 47 mph and cloudy. High: 58F, Low: 32F.
3/24/2018 8:00 AM 0.00 0.0 0.00 0.0 M Cloudy, windy, no Precipitation!
3/25/2018 8:00 AM 0.01 0.3 0.01 T M 1/4" of fluffy snow @ 11:15PM. Breezy, mostly sunny Saturday.
3/26/2018 8:00 AM 0.28 3.5 0.28 3.5 M Snow began about 10:00PM and by midnight, 3" had fallen with a 5 mph SW wind. High: 40F, Low: 15F @ 0600 AM.
3/27/2018 8:00 AM 0.01 0.2 0.01 1.0 M Light morning snow showers, High: 32F, Low: 14F @ 0400AM.
3/28/2018 8:00 AM 0.00 0.0 0.00 1.0 M Breezy all day with strong 35+ mph winds overnight. High:44F, Low: 20F.
3/29/2018 8:00 AM 0.06 0.0 M T M Snow showers, sometimes heavy all morning with SW wind @ 20-40 mph. Afternoon clearing. High: 42F, Low: 21F.
3/30/2018 8:00 AM 0.00 0.0 0.00 T M Very windy! High:42F, Low: 25F.
3/31/2018 8:00 AM 0.00 0.0 0.00 T M High:44F, Low: 34F @ 0700AM. Very windy to 45 mph.
4/1/2018 8:00 AM T 0.0 0.00 0.0 M Misty rain for a few minutes at 11:00PM, Overcast skies all night, High: 59F, Low: 27F @ 5:00AM.
4/2/2018 8:00 AM 0.00 0.0 0.00 0.0 M Very windy to 40 mph, High:61F, Low: 35F.
4/3/2018 8:00 AM 0.02 0.2 0.02 0.5 M Very windy. High 38F, Low: +9F. Mixed sleet and snow until late afternoon, clear and windy overnight.
4/4/2018 8:00 AM 0.00 0.0 0.00 T M Windy! High:41F, Low: 24F.
4/5/2018 8:00 AM 0.00 0.0 0.00 0.0 M Windy late in the afternoon, High:54F, Low:29F.
4/6/2018 8:00 AM 0.02 0.0 0.00 0.0 M Rain and fog this AM, still raining. High:49, Low: 29.
4/11/2018 8:00 AM 0.00 0.0 0.00 0.0 M
4/12/2018 8:00 AM 0.00 0.0 0.00 0.0 M Barometer is falling fast!
4/13/2018 8:00 AM 0.07 T M T M Mixture of sleet and snow from 1:00PM until evening, low: 19F.
4/14/2018 8:00 AM 0.00 0.0 0.00 0.0 M
4/15/2018 8:00 AM 0.00 0.0 0.00 0.0 M
4/17/2018 8:00 AM 0.03 0.4 0.03 0.5 M 27F with high wind and snowfall @ 0600AM. High south wind all day.
4/18/2018 8:00 AM 0.02 0.3 0.02 0.5 M S/SW wind @ 35+ mph, low: 17F @ 0500AM.
4/19/2018 8:00 AM 0.00 0.0 0.00 0.0 M Calm day with low temp of 29F @ 4:00 AM
4/20/2018 8:00 AM 0.01 T 0.01 T M Light wind E/SE & NE, light snowfall from %:30AM, Low: 29F.
4/21/2018 8:00 AM 0.07 T 0.07 T M Intermittent rain/snow through much of the day. Almost no wind, 30F @ 0500AM.
4/22/2018 8:00 AM 0.00 0.0 0.00 0.0 M
4/23/2018 8:00 AM 0.00 0.0 0.00 0.0 M Mostly calm and sunny with high of 64F.
4/24/2018 8:00 AM 0.01 0.0 0.00 0.0 M Overnight east wind @ 15 gusting to 24 mph. 25F @ 04:30AM.
4/26/2018 8:00 AM 0.00 0.0 0.00 0.0 M High: 58F, Low: 28F
4/28/2018 8:00 AM 0.00 0.0 0.00 0.0 M
4/29/2018 8:00 AM 0.00 0.0 0.00 0.0 M S/SW wind @23 gusting to 31. High: 67F, Low: 35F @ 05:30AM.
4/30/2018 8:00 AM 0.00 0.0 0.00 0.0 M
5/1/2018 8:00 AM 0.25 T M 0.0 M Rain, sleet, hail and snow much of the day. Overnight low: 25F, full moon and slight SW wind @ 9 mph. Frosty morning!
5/2/2018 8:00 AM 0.01 T 0.01 T M Moderate snowfall began about 0730AM today with 4 mph east wind. Low: 30F @ 0600AM.
5/3/2018 8:00 AM 0.18 T M T M Snow, sleet and rain Wednesday morning. Cool with little wind. Low: 34F @ 0600AM with heavy fog on the mountain.
5/4/2018 8:00 AM 0.00 0.0 M 0.0 M
5/5/2018 8:00 AM 0.00 0.0 M 0.0 M
5/6/2018 7:00 AM 0.00 0.0 M 0.0 M High: 71F, Low: 48 @ 0530AM, SW wind @ 14 W/ gusts to 22 mph.
5/8/2018 8:00 AM 0.00 0.0 M 0.0 M High: 71F, Low:49F
5/9/2018 8:00 AM 0.00 0.0 M 0.0 M
5/10/2018 8:00 AM 0.00 0.0 M 0.0 M High: 71F, Low: 47F
5/11/2018 8:00 AM 0.32 0.0 M 0.0 M Drizzle began shortly after noon until 7:00PM. Began again during the night. High: 61F, Low: 39F.
5/12/2018 8:00 AM 1.23 0.0 M 0.0 M Nice, slow drizzle until 9:00PM, w/no runoff. 35F @ 0400AM.
5/13/2018 8:00 AM 0.21 0.0 M 0.0 M Snow on the mountain this AM, 33F @ 04:30AM.
5/14/2018 8:00 AM 0.02 0.0 M 0.0 M Brief overnight shower. 33F @ 04:30AM.
5/15/2018 7:00 AM 0.25 0.0 M 0.0 M light frost with no wind and 31F @ 0630AM.
5/16/2018 8:00 AM 0.00 0.0 M 0.0 M Heavy dew and a chilly 36F @ 0600AM.
5/20/2018 8:00 AM 0.01 0.0 M 0.0 M Very brief daytime shower and a few sprinkles from passing clouds. 66F and 38F.
5/21/2018 8:00 AM T 0.0 M 0.0 M
5/22/2018 8:00 AM T 0.0 M 0.0 M
5/23/2018 8:00 AM 0.10 0.0 M 0.0 M
5/24/2018 8:00 AM 0.00 0.0 M 0.0 M Nice Spring day!
5/25/2018 8:00 AM 0.00 0.0 M 0.0 M
5/26/2018 8:00 AM 0.00 0.0 M 0.0 M
5/27/2018 8:00 AM 0.00 0.0 M 0.0 M
5/28/2018 8:00 AM 0.00 0.0 M 0.0 M
5/29/2018 8:00 AM T 0.0 M 0.0 M Lots of heavy clouds, lightning, but no precipitation.
5/30/2018 8:00 AM 0.00 0.0 M 0.0 M
5/31/2018 8:00 AM 0.00 0.0 M 0.0 M A warm 68F, partly overcast w/20mph W/SW wind gusting to 26.
6/1/2018 8:00 AM 0.00 0.0 M 0.0 M High of 69F, Windy w/gusts to 33 mph, 45F @ 0600AM.
6/2/2018 8:00 AM 0.00 0.0 M 0.0 M High: 59F, Low: 44F@ 04:30AM, SW wind gusting to 37mph @ 3:15PM.
6/5/2018 8:00 AM 0.00 0.0 M 0.0 M Scattered clouds, 81F w/light SW wind, humidity 13%.
6/6/2018 8:00 AM 0.00 0.0 M 0.0 M Very light SW wind w/ temperatures in the mid 80's. Range land is drying up--fast.
6/7/2018 8:00 AM 0.00 0.0 M 0.0 M
6/8/2018 8:00 AM 0.00 0.0 M 0.0 M 87F and breezy afternoon, 45F @ 05:30AM.
6/9/2018 8:00 AM 0.00 0.0 M 0.0 M Sunny, 83F w/very light wind. 49F @ 0500AM.
6/10/2018 8:00 AM 0.00 0.0 M 0.0 M Sunny, 82F and very windy to 31 mph. Barometer taking a nose dive!
6/11/2018 8:00 AM 0.00 0.0 M 0.0 M A cool 66F, S Wind @15, gusting to 28 mph. Frost overnight (32F @ 0400AM).
6/13/2018 8:00 AM 0.00 0.0 M 0.0 M
6/14/2018 8:00 AM 0.00 0.0 M 0.0 M Warm and windy w/13% humidity.
6/15/2018 8:00 AM 0.00 0.0 M 0.0 M
6/16/2018 8:00 AM 0.03 0.0 M 0.0 M Brief shower from 5:27AM to 5:34AM. Very windy w/S/SW gusts to 33mph Friday, switching to N/NE after 9PM.
6/17/2018 8:00 AM 0.03 0.0 M 0.0 M Brief early morning shower.
6/18/2018 8:00 AM 0.06 0.0 M 0.0 M Light showers on and off all day and overnight. Very windy to 31 mph in the late afternoon.
6/19/2018 8:00 AM T 0.0 M 0.0 M
6/20/2018 8:00 AM 0.08 0.0 M 0.0 M Cool, breezy day, 40F @ 0500AM.
6/21/2018 8:00 AM 0.00 0.0 M 0.0 M
6/22/2018 8:00 AM 0.00 0.0 M 0.0 M West wind gusting to 33 mph, High: 83F, 50F @ 0530AM
6/23/2018 8:00 AM 0.00 0.0 M 0.0 M West wind gusting to 31 mph much of Friday. H:72F, L:49F
6/24/2018 8:00 AM 0.00 0.0 M 0.0 M Very windy to 39 mph.
6/25/2018 8:00 AM 0.00 0.0 M 0.0 M
6/26/2018 8:00 AM 0.00 0.0 M 0.0 M Breezy!
6/27/2018 8:00 AM 0.00 0.0 M 0.0 M W/NW wind @ 28, gusting to 35 mph. Hi: 84F.
6/28/2018 8:00 AM 0.00 0.0 M 0.0 M High: 89F, Low: 61F, Breezy.
7/3/2018 8:00 AM 0.00 0.0 M 0.0 M Passing dry storms with micro-bursts of 37 mph winds.
7/4/2018 8:00 AM 0.00 0.0 M 0.0 M Typical Wyoming Day, thunderstorms with no rain, very windy then calm. Overnight low: 48F w/21% humidity. Happy 4th!
7/5/2018 8:00 AM 0.00 0.0 M 0.0 M
7/10/2018 8:00 AM 0.00 0.0 M 0.0 M
7/11/2018 8:00 AM 0.00 0.0 M 0.0 M Clouds, lightning, wind, but no rain. High:91F, Low:68F
7/12/2018 8:00 AM 0.00 0.0 M 0.0 M High: 91F, Low: 58F @ 0500AM. Cloudy, thunderstorms, no rain.
7/13/2018 8:00 AM 0.00 0.0 M 0.0 M H: 93F, L: 57F, partly cloudy PM w/lite to gusty winds.
7/14/2018 8:00 AM 0.00 0.0 M 0.0 M
7/15/2018 8:00 AM T 0.0 M 0.0 M Scattered raindrops, not enough to wet the sidewalk.
7/16/2018 8:00 AM 0.00 0.0 M 0.0 M
7/17/2018 8:00 AM 0.00 0.0 M 0.0 M
7/18/2018 8:00 AM 0.00 0.0 M 0.0 M
7/19/2018 8:00 AM 0.00 0.0 M 0.0 M
7/20/2018 8:00 AM 0.00 0.0 M 0.0 M
7/21/2018 8:00 AM 0.00 0.0 M 0.0 M
7/22/2018 8:00 AM T 0.0 M 0.0 M
7/23/2018 8:00 AM 0.03 0.0 M 0.0 M
7/24/2018 8:00 AM 0.00 0.0 M 0.0 M
7/25/2018 8:00 AM 0.00 0.0 M 0.0 M Dry & sunny with high: 90F, low: 59F.
7/26/2018 8:00 AM 0.00 0.0 M 0.0 M Mostly calm & partly cloudy, cool until afternoon. H:84F, L:49F.
7/27/2018 8:00 AM 0.00 0.0 M 0.0 M Hi:84F, low: 61F, sunny and mostly calm.
7/28/2018 8:00 AM 0.27 0.0 M 0.0 M Brief late afternoon shower with half-inch hail and strong gusty wind.
7/29/2018 8:00 AM 0.00 0.0 M 0.0 M High:84F, Low: 50F, breezy & smokey.
7/30/2018 8:00 AM 0.00 0.0 M 0.0 M E/SE breeze @ 17-23 mph, Hi:83F, Low: 44F. Clear sky except mega-column of smoke @ 2000(PM).
7/31/2018 8:00 AM 0.00 0.0 M 0.0 M Hi: 84F, Low: 52F, and smokey!
8/22/2018 8:00 AM 0.08 0.0 M 0.0 M
8/23/2018 8:00 AM 0.09 0.0 M 0.0 M Still dry and windy!
8/24/2018 8:00 AM 0.00 0.0 M 0.0 M Smokey and very windy to 41 mph. Minor wind damage. High: 78F, Low: 49F.
8/25/2018 8:00 AM 0.03 0.0 M 0.0 M
8/26/2018 8:00 AM 0.00 0.0 M 0.0 M Windy overnight.High: 77F, low: 59F.
8/27/2018 8:00 AM 0.00 0.0 M 0.0 M Very windy with high of 80F and low of 49F.
8/28/2018 8:00 AM 0.00 0.0 M 0.0 M
8/29/2018 8:00 AM 0.00 0.0 M 0.0 M Cool and calm. High:67F, Low:39. Morning haze, but gone by noon.
8/30/2018 8:00 AM 0.00 0.0 M M M
9/2/2018 8:00 AM 0.00 0.0 M 0.0 M
9/3/2018 8:00 AM 0.00 0.0 M 0.0 M
9/4/2018 8:00 AM 0.00 0.0 M 0.0 M Overnight low: 44F
9/5/2018 8:00 AM 0.00 0.0 M 0.0 M Evening low: 46F
9/6/2018 8:00 AM 0.00 0.0 M 0.0 M Overnight low:47F, little wind, clouds but no moisture.
9/7/2018 8:00 AM 0.00 0.0 M 0.0 M Nearly calm all day with partial cloud cover, high:81F, low:44F @ 6:30AM.
9/8/2018 8:00 AM 0.00 0.0 M 0.0 M Very lite wind and partly overcast day. A very few sprinkles late in the afternoon. 44F @ 0630, high of 76F.
9/9/2018 8:00 AM 0.00 0.0 M 0.0 M 09/08/18-High: 77F, Low: 49F, very light W/SW breeze and mostly overcast.
9/10/2018 8:00 AM 0.00 0.0 M 0.0 M Very Dry!
9/11/2018 8:00 AM 0.00 0.0 M 0.0 M
9/12/2018 8:00 AM 0.00 0.0 M 0.0 M Windy to 28mph most of day, High:83F w/10% humidity, Low: 51F @ 0600AM.
9/13/2018 8:00 AM 0.00 0.0 M 0.0 M Very windy to 36mph.Dry, high:83F, Low:50F.
9/14/2018 8:00 AM 0.00 0.0 M 0.0 M Warm, dry and smokey with SW breeze. High:80F, Low:38F @0630AM.
9/15/2018 8:00 AM 0.00 0.0 M 0.0 M
9/16/2018 8:00 AM 0.00 0.0 M 0.0 M H:84F, L:56F, south winds to 29mph. Dry!



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/7/2018 4/10/2018 8:00 AM 4 0.48 0.0 0.00 Rained Friday & Saturday. Snow from Point of Rocks to Wheatland.
6/29/2018 7/01/2018 8:00 AM 3 0.00 0.0 0.00
7/6/2018 7/08/2018 8:00 AM 3 0.00 0.0 0.00
7/19/2018 7/22/2018 8:00 AM 4 0.00 0.0 0.00
8/1/2018 8/20/2018 8:00 AM 20 0.11 0.0 0.00
9/19/2018 10/06/2018 8:00 AM 18 1.16 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