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 10 0.95 0.43 5 0.43 5 0.00 0 0 1 2 1.2 1 0
Nov 10 0.66 0.77 29 0.77 29 0.00 0 0 8 8 7.4 9 16
Dec 10 0.49 1.80 22 1.80 22 0.00 0 0 8 3 12.7 8 18
Jan 11 0.47 0.15 30 0.15 30 0.00 0 0 3 7 5.3 8 28
Feb 11 0.48 0.64 24 0.64 24 0.00 0 0 7 5 10.7 9 24
March 11 0.72 0.85 29 0.85 29 0.00 0 0 6 7 9.0 10 20
April 11 1.03 1.85 29 1.85 29 0.00 0 0 11 4 12.9 9 10
May 11 1.41 3.72 26 3.72 26 0.00 0 0 14 2 7.1 7 6
June 11 0.89 0.61 22 0.61 22 0.00 0 0 3 4 0.0 0 0
July 11 0.77 1.30 24 1.30 24 0.00 0 0 11 4 0.0 0 0
Aug 11 0.66 0.40 12 0.40 12 0.00 0 0 1 2 0.0 0 0
Sept 11 1.02 0.37 15 0.37 15 0.00 0 0 5 2 0.0 0 0
Water Year Totals: 9.55" 12.89" 267 days 12.89" 267 0.00" 0 days 0 78 days 50 days 66.3" 61 days 122 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
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010 0.43
10/26/2010 0.00
10/27/2010 T
10/28/2010 0.00
10/29/2010
10/30/2010
10/31/2010 T
11/1/2010 0.02
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.00
11/8/2010
11/9/2010 0.33
11/10/2010 0.02
11/11/2010 T
11/12/2010 T
11/13/2010 0.00
11/14/2010 T
11/15/2010 T
11/16/2010 T
11/17/2010 0.08
11/18/2010 0.00
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 0.09
11/22/2010 0.06
11/23/2010 T
11/24/2010 0.05
11/25/2010 T
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.00
11/29/2010 0.12
11/30/2010 T
12/1/2010
12/2/2010
12/3/2010 0.00
12/4/2010 0.03
12/5/2010 0.10
12/6/2010 T
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010 0.00
12/13/2010
12/14/2010 0.00
12/15/2010 0.19
12/16/2010 0.00
12/17/2010 0.00
12/18/2010 T
12/19/2010 0.21
12/20/2010 0.74
12/21/2010 0.33
12/22/2010 0.12
12/23/2010 0.00
12/24/2010 0.00
12/25/2010 0.00
12/26/2010 T
12/27/2010 0.00
12/28/2010 0.00
12/29/2010
12/30/2010 0.08
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.00
1/2/2011 T
1/3/2011
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 0.02
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.00
1/13/2011 0.00
1/14/2011 0.04
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.00
1/19/2011 T
1/20/2011 T
1/21/2011 0.00
1/22/2011 T
1/23/2011 0.00
1/24/2011 T
1/25/2011 T
1/26/2011 T
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.00
1/30/2011 0.00
1/31/2011 0.09
2/1/2011 0.18
2/2/2011 0.00
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.00
2/6/2011
2/7/2011 T
2/8/2011 0.05
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 0.00
2/12/2011
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011
2/17/2011 0.05
2/18/2011 0.00
2/19/2011
2/20/2011 0.17
2/21/2011 T
2/22/2011 T
2/23/2011 0.04
2/24/2011 T
2/25/2011 0.07
2/26/2011 0.08
2/27/2011 T
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 T
3/4/2011 0.24
3/5/2011 0.00
3/6/2011 T
3/7/2011 0.06
3/8/2011 0.19
3/9/2011 0.00
3/10/2011 0.00
3/11/2011 0.00
3/12/2011 0.00
3/13/2011 0.00
3/14/2011
3/15/2011 T
3/16/2011 0.00
3/17/2011 0.23
3/18/2011 0.00
3/19/2011
3/20/2011 0.07
3/21/2011 0.00
3/22/2011 T
3/23/2011 0.00
3/24/2011 0.00
3/25/2011 0.00
3/26/2011 0.06
3/27/2011 T
3/28/2011 T
3/29/2011 T
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.00
4/3/2011 0.38
4/4/2011 0.23
4/5/2011 0.00
4/6/2011 0.05
4/7/2011
4/8/2011 T
4/9/2011 T
4/10/2011 0.13
4/11/2011 0.00
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.09
4/15/2011 0.00
4/16/2011 0.00
4/17/2011 0.00
4/18/2011 0.42
4/19/2011 0.19
4/20/2011 0.00
4/21/2011 0.03
4/22/2011 0.08
4/23/2011 0.00
4/24/2011 0.00
4/25/2011 T
4/26/2011 0.00
4/27/2011 0.03
4/28/2011 0.00
4/29/2011 0.22
4/30/2011 T
5/1/2011 0.18
5/2/2011 T
5/3/2011 0.00
5/4/2011 0.03
5/5/2011 0.00
5/6/2011
5/7/2011 0.00
5/8/2011 0.00
5/9/2011 T
5/10/2011 0.10
5/11/2011 0.02
5/12/2011 0.11
5/13/2011 0.00
5/14/2011
5/15/2011 0.00
5/16/2011
5/17/2011 0.13
5/18/2011 0.33
5/19/2011 0.64
5/20/2011 0.07
5/21/2011 0.05
5/22/2011 0.00
5/23/2011 0.05
5/24/2011 0.18
5/25/2011 0.04
5/26/2011 0.00
5/27/2011 0.00
5/28/2011
5/29/2011
5/30/2011 1.79
5/31/2011 0.00
6/1/2011 0.00
6/2/2011 0.00
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.00
6/6/2011 0.00
6/7/2011 0.00
6/8/2011
6/9/2011 0.00
6/10/2011 T
6/11/2011
6/12/2011 T
6/13/2011 0.00
6/14/2011 0.19
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 T
6/18/2011 0.00
6/19/2011
6/20/2011 0.17
6/21/2011 0.00
6/22/2011
6/23/2011 0.00
6/24/2011 T
6/25/2011
6/26/2011 0.00
6/27/2011
6/28/2011
6/29/2011
6/30/2011 0.25
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.04
7/2/2011 0.00
7/3/2011
7/4/2011 T
7/5/2011 T
7/6/2011 T
7/7/2011 T
7/8/2011 0.10
7/9/2011
7/10/2011
7/11/2011 0.09
7/12/2011 0.00
7/13/2011 0.15
7/14/2011 0.30
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.20
7/19/2011 0.07
7/20/2011 0.16
7/21/2011 0.00
7/22/2011
7/23/2011
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.06
7/27/2011 0.09
7/28/2011 0.04
7/29/2011 0.00
7/30/2011
7/31/2011
8/1/2011
8/2/2011 0.00
8/3/2011
8/4/2011 0.00
8/5/2011 0.00
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011 0.40
8/17/2011 0.00
8/18/2011
8/19/2011
8/20/2011 0.00
8/21/2011
8/22/2011
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011
8/27/2011
8/28/2011
8/29/2011 T
8/30/2011 0.00
8/31/2011 T
9/1/2011 T
9/2/2011
9/3/2011
9/4/2011
9/5/2011 0.00
9/6/2011 0.06
9/7/2011 0.10
9/8/2011 0.00
9/9/2011
9/10/2011 0.00
9/11/2011
9/12/2011 0.00
9/13/2011 0.02
9/14/2011
9/15/2011 0.15
9/16/2011 0.00
9/17/2011 T
9/18/2011 0.04
9/19/2011 0.00
9/20/2011 0.00
9/21/2011 0.00
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/25/2010 8:00 AM 0.43 1.2 0.43 M M Precipitation was the sum of an early evening event of rain and an early (3:00 AM) morning event of mixed rain and snow. VERY stong winds.
10/26/2010 8:00 AM 0.00 0.0 M M M +20 degrees F @ 0600 AM, Windy.
10/27/2010 8:00 AM T M M M M +18 degrees F @ 0500 AM, dusting of snow.
10/28/2010 8:00 AM 0.00 0.0 M M M Hi: +31 Degrees @ 1600 (4:00PM), Lo:+10 degrees @ 0730 AM
10/31/2010 8:00 AM T M M M M +34 degrees F @ 0530 AM
11/1/2010 8:00 AM 0.02 M M M M +22 degrees F @ 0700 AM. Heavy frost.
11/2/2010 8:00 AM 0.00 0.0 M M M +30 degrees F. @ 0600 AM
11/3/2010 8:00 AM 0.00 0.0 M M M Hi: +47F @ 1530 PM, Low: +26F @ 0600 AM. Lite frost.
11/4/2010 8:00 AM 0.00 0.0 M M M Hi:+51F @ 1630, Lo:+19F @ 0600, moderate frost.
11/5/2010 8:00 AM 0.00 0.0 M M M Lo: +30 F @ 0700. Hi: +53 @ 1600
11/6/2010 8:00 AM 0.00 0.0 M M M Lo: +32F @ 0630, Hi: +59F @ 1530.
11/7/2010 8:00 AM 0.00 0.0 M M M Low: +39 F @ 0700.
11/9/2010 8:00 AM 0.33 0.8 M M M Lite rain from 1545 until 1900, then snow all night. Lo:+22 degrees @ 0700 AM.
11/10/2010 8:00 AM 0.02 M M 0.9 M Lo: +9F @ 0530, Hi: 31F @ 1530.
11/11/2010 8:00 AM T M M M M Hi:39F, Lo: +12F
11/12/2010 8:00 AM T M M 1.0 M Lo: +14F, Hi: 29F
11/13/2010 8:00 AM 0.00 0.0 M 0.5 M Lo: 19F, Hi: 34F, early AM snow flurries.
11/14/2010 8:00 AM T T M 0.5 M Lo: +22F
11/15/2010 8:00 AM T 0.4 M 1.0 M Lo: +25F @ 0500. Dry moisture? Not enough snow in the gauge to provide a measurement.
11/16/2010 8:00 AM T 0.0 M 0.0 M Lo: +27, Hi: 39. Snow squals throughout the late morning and afternoon with no accumulation.
11/17/2010 8:00 AM 0.08 0.7 M 0.5 M Lo: +19F, Hi: 34F.
11/18/2010 8:00 AM 0.00 0.0 M T M LO: +14F, Hi: 32F.
11/19/2010 8:00 AM 0.00 0.0 M T M Lo: 26F, Hi: 44F. Some residual snow under trees and behind buildings.
11/20/2010 8:00 AM 0.00 0.0 M T M
11/21/2010 8:00 AM 0.09 1.2 0.09 1.0 M Lo: 13F, H1: 37F
11/22/2010 8:00 AM 0.06 0.3 0.06 1.5 M Lo: 11F, Hi: 32F, variable high winds, occasional whiteout. Some drifting 8-10" depth.
11/23/2010 8:00 AM T 0.2 T 1.5 M LO: 10F, Hi: 22F
11/24/2010 8:00 AM 0.05 0.9 0.05 2.5 M LO: -13F, Hi +22F. High wind with drifted snow.
11/25/2010 8:00 AM T 0.2 T 2.5 M Lo: -9F, Hi: 22F, High winds, drifted snow.
11/26/2010 8:00 AM 0.00 0.0 M 2.5 M Lo: -4F, Hi: 9F
11/27/2010 8:00 AM 0.00 0.0 M 2.5 M Lo: 10F, Hi: 24F
11/28/2010 8:00 AM 0.00 0.0 M 2.5 M Lo: 8F, Hi: 26F
11/29/2010 8:00 AM 0.12 2.7 0.12 5.0 0.64 Lo: 11F, Hi: 21F, light fluffy snow with little wind.
11/30/2010 8:00 AM T 0.0 T 5.0 M Lo: 8F,Hi: 18F, wind all night drifted snow.
12/3/2010 8:00 AM 0.00 0.0 M 2.5 M
12/4/2010 8:00 AM 0.03 0.6 0.30 M M Drizzle and lite snow
12/5/2010 8:00 AM 0.10 0.3 M 0.5 0.31 Drizzle for a few hours early evening, then lite snow. Overnight 27F, early AM lite snow, fog and drizzle. +34F @ 0800.
12/6/2010 8:00 AM T 0.2 T 0.0 M Only a few drifts remain and snow under trees and in shade. Heavy fog from midnight.
12/12/2010 8:00 AM 0.00 0.0 M 0.0 M
12/14/2010 8:00 AM 0.00 0.0 M 0.0 M Hi: 49F, Lo: 31F
12/15/2010 8:00 AM 0.19 3.7 0.19 4.0 M
12/16/2010 8:00 AM 0.00 0.0 0.00 2.0 0.20 Lo:-5F @ 0745, Hi:+27F. Snow depth ranges from <1" to >4" with an average of 2". Two measurements in the 2" depth provided the melted value.
12/17/2010 8:00 AM 0.00 0.0 M 2.0 M Lo:-10F @ 0700 AM, Hi:+17F @ 1400 (PM).
12/18/2010 8:00 AM T T M 2.0 M Lite snow began just prior to 0800 AM on 12/18. Lo: -10F @ 0830 on 12/17. Hi: +11F @ 1530 (PM).
12/19/2010 8:00 AM 0.21 1.8 0.21 4.0 0.74 Intermittent snowfall throughout evening. Rising temperatures and wet snowfall early AM.
12/20/2010 8:00 AM 0.74 M 0.74 5.0 M Wet snow turning to rain and back to snow. Wind gusts in excess of 40 MPH most of night. Crusty, wet snow measured 5.2" average depth.
12/21/2010 8:00 AM 0.33 4.2 0.33 8.5 M About 3/4" ice under the snow. This is NOT included in the total (snow+ice).
12/22/2010 8:00 AM 0.12 0.7 0.12 8.5 M Lo: +12F @ 0100 AM, Hi: +24F, Heavy fog from 1210 AM until 0230 AM, visibility 400 ft.
12/23/2010 8:00 AM 0.00 0.0 M 8.5 M
12/24/2010 8:00 AM 0.00 0.0 M 8.0 M
12/25/2010 8:00 AM 0.00 0.0 M 8.0 M
12/26/2010 8:00 AM T T M 7.5 M Lite snowfall of large flakes for 20 minutes or so.
12/27/2010 8:00 AM 0.00 0.0 M 7.0 M
12/28/2010 8:00 AM 0.00 0.0 M 7.0 M Lo: 10F@ 0900 AM,
12/30/2010 8:00 AM 0.08 1.2 0.08 8.5 M West wind all night to 35 mph. Drifted snow to 26".
12/31/2010 8:00 AM 0.00 0.0 M 9.5 M Lo: -10 @ 0500 AM, West wind all night with significant drifting.
1/1/2011 8:00 AM 0.00 0.0 M 9.5 M
1/2/2011 8:00 AM T 0.3 T 9.5 M
1/4/2011 8:00 AM 0.00 0.0 M 9.0 M
1/5/2011 8:00 AM 0.00 0.0 M 9.0 M Srong winds to 36 mph, drifts to 42 inches. Whiteout most of the day.
1/6/2011 8:00 AM 0.00 0.0 M 8.5 M Wind has not stopped since five days ago. Snow depth 3" to 46".
1/7/2011 8:00 AM 0.00 0.0 M 8.0 M
1/8/2011 8:00 AM 0.00 0.0 M 8.5 M
1/9/2011 8:00 AM 0.02 0.3 0.02 8.0 M
1/10/2011 8:00 AM 0.00 0.0 0.00 8.5 1.87 Lo: -12F, Hi: +8F, Moderate frost this AM.
1/11/2011 8:00 AM 0.00 0.0 0.00 8.5 M Lo: -10F @ 0500AM, Hi: +7F, Wind W @ 8-10mph.
1/12/2011 8:00 AM 0.00 0.0 0.00 8.0 M Lo: -11F, Hi: +10F Snow is setteling, crusty with icy granules.
1/13/2011 8:00 AM 0.00 0.0 M 7.5 M Lo: +9F @ 0815 AM yesterday; Hi: 25F @ 0740 AM today.
1/14/2011 8:00 AM 0.04 2.3 0.04 8.0 M Nice wet snow with much wind. Drifted overnight.
1/15/2011 8:00 AM 0.00 0.0 0.00 7.5 M Warm and windy.
1/16/2011 8:00 AM 0.00 0.0 0.00 7.0 M
1/17/2011 8:00 AM 0.00 0.0 M 5.0 2.28
1/18/2011 8:00 AM 0.00 0.0 M 4.5 M windy chinook all day with Hi of 38F.
1/19/2011 8:00 AM T 0.2 T 4.0 M
1/20/2011 8:00 AM T 0.1 T 3.0 M Lo: +7F@ 0600 AM. The 3" total crusted snow depth is mostly ice.
1/21/2011 8:00 AM 0.00 0.0 M 3.5 M Very High wind until 0250 (AM), calm until 0545 (AM) then windy again. Lo: 12F, Hi 20F.
1/22/2011 8:00 AM T 0.5 T 3.5 M Wind with new snow piled 8-16" drifts on lee side of buildings and shrubs. Some bare ground showing. Maybe 1/4" snow in gauge.
1/23/2011 8:00 AM 0.00 0.0 M 3.5 M Relentless wind. Moved snow again.
1/24/2011 8:00 AM T 0.2 T 3.5 2.16 Lo: 10F @ 0600 AM, Hi: 22F. Light snow during the very early AM.
1/25/2011 8:00 AM T T T 3.5 M Light dusting of snow during night.
1/26/2011 8:00 AM T T T 4.0 M Lo: 12F @ 0600 AM. Lite snow for five hours yesterday, melted on bare ground but added to existing snow/ice.
1/27/2011 8:00 AM 0.00 0.0 0.00 4.0 M Lo: 14F, Hi: 26F
1/28/2011 8:00 AM 0.00 0.0 M 3.0 M Lo: 22F, Hi: 34F, windy.
1/29/2011 8:00 AM 0.00 0.0 M 0.0 3.00 Lo: 20F, Hi: 40F. Snow melting with little runoff.
1/30/2011 8:00 AM 0.00 0.0 M 0.0 3.00 Lo: 20F, Hi: 35F. About 20% bare ground but lots of drifts.
1/31/2011 8:00 AM 0.09 1.4 0.09 4.0 M Lo: 10F, Hi: 32F
2/1/2011 8:00 AM 0.18 3.7 0.18 7.0 M Lo: -20F @ 0700 AM, Hi: +12F. East wind all night, drifts to 32".
2/2/2011 8:00 AM 0.00 0.0 M 7.0 M Lo: -29F @ 0430AM, Hi: -11F @ 1445 (PM). East/Northeast wind. More drifts to 30".
2/3/2011 8:00 AM 0.00 0.0 M 6.0 M Lo:-11F, Hi 12F
2/4/2011 8:00 AM 0.00 0.0 M 6.0 M Snow is setteling although many 28-32" drifts remain.
2/5/2011 8:00 AM 0.00 0.0 M 5.5 M
2/7/2011 8:00 AM T 0.2 T 4.5 M
2/8/2011 8:00 AM 0.05 0.7 0.05 5.0 M Lo:-6F, Hi: 11F, East wind @ 22mph. Drifts to 30".
2/9/2011 8:00 AM 0.00 0.0 M 5.0 M LO: -20F @ 0630 AM, Hi: +11F
2/10/2011 8:00 AM 0.00 0.0 M 5.0 M Lo: +5F, Hi: +11F, winds to 30mph all night.
2/11/2011 8:00 AM 0.00 0.0 M 5.0 M Lo: +10F, Hi: +19F, Windy.
2/13/2011 8:00 AM 0.00 0.0 M 4.0 M Warm day with little wind. Hi:37F, Lo: 14F.
2/14/2011 8:00 AM 0.00 0.0 M 3.5 M Hi: 39F, Lo: 12F
2/15/2011 8:00 AM 0.00 0.0 M 2.5 M Lo: 16F @ 0630 AM, Hi: 40F.
2/17/2011 8:00 AM 0.05 0.8 0.05 3.5 M High winds with whiteout about 9 PM. New snow with old snow produced new 12-16" drifts.
2/18/2011 8:00 AM 0.00 0.0 M 3.5 M Light dusting of early morning snow, hardly a trace.
2/20/2011 8:00 AM 0.17 2.5 0.17 5.0 0.93 Windy, drifting snow.
2/21/2011 8:00 AM T 0.1 T 5.0 M Lo: 9F, Hi: 26F, windy
2/22/2011 8:00 AM T T T 5.0 0.94 Lo: 11F, Hi: 25F
2/23/2011 8:00 AM 0.04 0.6 0.04 5.5 M Lo: 10F, Hi: 29F
2/24/2011 8:00 AM T T T 5.0 M Lo: +4F, Hi: 24F, Show has not melted but settled.
2/25/2011 8:00 AM 0.07 0.8 0.07 5.0 M Lo: 14F, Hi: 24F. 12-14 mph wind SW early this AM. Despite new snow, old snow continues setteling.
2/26/2011 8:00 AM 0.08 1.3 0.08 4.5 M Lo: 18F, Hi: 31F.
2/27/2011 8:00 AM T T T 4.5 M Lo:18F, Hi: 31F, more drifting snow.
2/28/2011 8:00 AM 0.00 0.0 M 4.5 M Lo: 0 F @ 0600AM, Hi: 22F. Windy with drifting snow until dusk.
3/1/2011 8:00 AM 0.00 0.0 0.00 3.0 M L0 16F @ 0600AM, Hi 32F.
3/2/2011 8:00 AM 0.00 0.0 M 2.5 M Hi: 39F, Lo: 9F @ 0600 AM.
3/3/2011 8:00 AM T 0.2 T 3.0 M Lo: 26F, Hi: 33F. Lite snow prior to 0330AM.
3/4/2011 8:00 AM 0.24 2.0 0.24 3.0 0.76 Lo: 24F, Hi: 39F. Morning wet snow was evaporated from gauge by late afternoon. Amount is only an estimate.
3/5/2011 8:00 AM 0.00 0.0 M 2.5 M Hi: 40F, Lo 12F @ 0600AM. Moderate frost early.
3/6/2011 8:00 AM T T T 2.5 M Hi: 37F, Lo: 25F @ 0600AM
3/7/2011 8:00 AM 0.06 0.2 0.06 2.0 M Lo: 22F, Hi 37F. Lite snow and drizzle continuous over the past 24 hours.
3/8/2011 8:00 AM 0.19 2.2 0.19 4.0 M Lo: 19F, Hi 31F. ENE wind until midnight changing to SW. Drifting to 14".
3/9/2011 8:00 AM 0.00 0.0 M 3.5 M Lo: 20F, Hi 27F. Windy all night.
3/10/2011 8:00 AM 0.00 0.0 M 2.5 M Lo: 22F @0500AM, Hi: 35F. Wind <7mph.
3/11/2011 8:00 AM 0.00 0.0 M 2.0 M Lo: 29F. Hi 43F. Lots of runoff. Wetland gully running 4-6" deep and 8' wide. Windy. Lots of snow yet to melt.
3/12/2011 8:00 AM 0.00 0.0 M 1.5 M Hi: 35F, Lo: 23F @ 0530AM.
3/13/2011 8:00 AM 0.00 0.0 M 1.0 M Lo: 21F @ 0530 AM. Hi 35F, about 40% bare ground showing. Still lots of drifts.
3/15/2011 8:00 AM T 0.0 T 0.5 M Lo: 27F, Hi: 44F
3/16/2011 8:00 AM 0.00 0.0 M 0.0 M Many snow drifts remain in sheltered areas and behind snow fences.
3/17/2011 8:00 AM 0.23 2.0 0.23 2.0 M Very wet snow in the early evening with high wind.
3/18/2011 8:00 AM 0.00 0.0 M 1.5 M Lo: 11F @ 0600AM, Hi: 28F
3/20/2011 8:00 AM 0.07 1.0 0.07 1.0 M
3/21/2011 8:00 AM 0.00 0.0 M 0.0 M Hi: 44F, Lo: 27F. Lots of snow drifts to 24" remain in sheltered areas and under trees and brush.
3/22/2011 8:00 AM T 0.3 T 0.3 M
3/23/2011 8:00 AM 0.00 0.0 0.00 0.0 M Scattered snow drifts to 20". 80% bare ground.
3/24/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 21F, Hi: 37F, strong south winds.
3/25/2011 8:00 AM 0.00 0.0 M 0.0 M Early AM received 5 minutes of pebble sleet. Almost enough to turn the ground white. Barely a trace of moisture.
3/26/2011 8:00 AM 0.06 0.7 0.06 1.0 M
3/27/2011 8:00 AM T 0.2 T 0.5 M Lo: 26F, Hi: 37F
3/28/2011 8:00 AM T T T T M Hi: 35F, Lo: 22F.
3/29/2011 8:00 AM T 0.2 T 0.0 T Hi: 31F, Lo 21F.
3/30/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 24F, Hi: 39F
3/31/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 33F, Hi: 41F. Jet stream wind to 50+ mph.
4/1/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 39F Hi: 53F. Jet Stream Wind 50+ mph
4/2/2011 8:00 AM 0.00 0.0 M 0.0 M Lo 28F, Hi 54F, High winds...again.
4/3/2011 8:00 AM 0.38 4.3 0.38 4.5 M Lo: 22F, Hi: 62F, heavy, wet snow during night.
4/4/2011 8:00 AM 0.23 4.5 0.23 6.0 0.58 LO: 11F @ 0630AM, Hi: 28F
4/5/2011 8:00 AM 0.00 0.0 M 5.0 M Lo: 22F, Hi: 29F
4/6/2011 8:00 AM 0.05 0.6 0.05 0.5 M Lo: 26F, Hi: 36F Lite rain turning to big snowflakes about 8:30PM.
4/8/2011 8:00 AM T T T 0.0 M Lo: 31F, Hi: 44F, High south winds.
4/9/2011 8:00 AM T T T T M Lo: 28F
4/10/2011 8:00 AM 0.13 1.0 0.09 1.0 M Lo: 20F, Hi: 32F. High winds, intermittent snow/rain and overnight snow.
4/11/2011 8:00 AM 0.00 0.0 M T M Lo: 24F @ 0330AM, Hi: 35F, SW wind to 25 mph.
4/12/2011 8:00 AM 0.00 0.0 M T M Lo: 28F, Hi: 44F.
4/13/2011 8:00 AM 0.00 0.0 M T M Lo: 25F @ 0600 AM, Hi: 50F
4/14/2011 8:00 AM 0.09 0.7 0.09 1.0 M Lo: 25F, Hi 50F.
4/15/2011 8:00 AM 0.00 0.0 M 0.5 M Lo: 17F @ 0600AM, Hi: 32F. Very cold, strong wind all day.
4/16/2011 8:00 AM 0.00 0.0 M T M Lo 35F, Hi: 46F. Snow drifts remain in protected and shaded areas.
4/17/2011 8:00 AM 0.00 0.0 M T M Lo: 34F, Hi 45F.
4/18/2011 8:00 AM 0.42 0.0 M T M Lo: 33F Rain and drizzle off and on last 24 hrs. Gauge shows 0.42" precip.
4/19/2011 8:00 AM 0.19 0.0 M 0.0 M Lo:29F @ 0600 AM. Only a few snow drifts remain along road and in sheltered gullies.
4/20/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 22F @ 0500AM, wind W @ <20 mph.
4/21/2011 8:00 AM 0.03 0.0 M 0.0 M Lo: 30F @ 0600AM, Hi: 40F
4/22/2011 8:00 AM 0.08 0.5 0.08 0.5 M Lo: 19F @ 0600AM, Hi: 51F, Sleet, drizzle, pea hail and snow.
4/23/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 14F, Hi: 34F
4/24/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 26F, Hi 41F,
4/25/2011 8:00 AM T T T T M Lo: 27F, Hi 45F, Wind E <10 mph.
4/26/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 26F, Hi:43F, windy. Snow flurries on and off AM, hardly trace of moisture.
4/27/2011 8:00 AM 0.03 0.6 0.03 5.0 M Lo: 26F, Hi: 41 F, Early evening blizzard, lasted 15 minutes.
4/28/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 28F, Hi 45F.
4/29/2011 8:00 AM 0.22 0.5 0.22 0.5 M Lo:29F, Hi: 60F. Early AM snow and sleet to 1/4 inch.
4/30/2011 8:00 AM T 0.2 T 0.0 T Lo: 27F, Hi 34F. Light snow during the nite.
5/1/2011 8:00 AM 0.18 2.7 0.18 3.0 M Lo: 14F, Hi: 28F. Lightning & thunder minutes before pea size sleet. Followed shortly after by nearly vetical falling large snowflakes. Wind E/SE at <5 mph during storm.
5/2/2011 8:00 AM T T T T M Lo: 20F, Hi: 41F. Brief, heavy snowstorm.
5/3/2011 8:00 AM 0.00 0.0 0.00 0.0 M
5/4/2011 8:00 AM 0.03 T 0.03 0.0 M Lo: 30F, Hi: 51F Snow in the AM, hour-long drizzle in the PM.
5/5/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 26F, Hi: 49F
5/7/2011 8:00 AM 0.00 0.0 M 0.0 M
5/8/2011 8:00 AM 0.00 0.0 M 0.0 M
5/9/2011 8:00 AM T 0.0 M 0.0 M Light drizzle before daybreak. Overcast sky with early AM fog.
5/10/2011 8:00 AM 0.10 0.0 M 0.0 M Good rain yesterday AM of .08", then a shower of .02" overnight. 29F this morning.
5/11/2011 8:00 AM 0.02 0.0 M 0.0 M Drizzle and light rain on and off all afternoon.
5/12/2011 8:00 AM 0.11 0.2 M 0.0 M two and one-half hours of heavy wet snow (11:30-2:15 PM).
5/13/2011 8:00 AM 0.00 0.0 M 0.0 M 29F @ 05:30AM
5/15/2011 8:00 AM 0.00 0.0 M 0.0 M
5/17/2011 8:00 AM 0.13 0.7 M 0.7 M Lo: 30F @ 04:00 AM
5/18/2011 8:00 AM 0.33 0.1 M 0.1 M 30F @ 0430 AM.
5/19/2011 8:00 AM 0.64 0.2 M 0.2 M +29F @ 0400 AM. Snow melted by 0800 AM and 33F.
5/20/2011 8:00 AM 0.07 0.2 M 0.2 M 28F @ 0300 AM. Snowed late evening w/east wind @ 8-10 mph.
5/21/2011 8:00 AM 0.05 0.0 M 0.0 M 40F @ 0500AM, wind W @ 20+mph.
5/22/2011 8:00 AM 0.00 0.0 M 0.0 M
5/23/2011 8:00 AM 0.05 0.0 M 0.0 M
5/24/2011 8:00 AM 0.18 0.0 M 0.0 M Lo: 37F @ 0400 AM
5/25/2011 8:00 AM 0.04 0.0 M 0.0 M Lo: 34F, Hi:45F
5/26/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 34F, Hi: 58F Strong S Wind @ 28+ all night
5/27/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 27F @ 0500 AM, Hi: 53F
5/30/2011 8:00 AM 1.79 3.0 M 3.0 M This is cumulative total for Saturday, Sunday and Monday. 3" wet snow Saturday night/Sunday AM. The farm gauge is in a slightly sheltered area and read 2".
5/31/2011 8:00 AM 0.00 0.0 M 0.0 M
6/1/2011 8:00 AM 0.00 0.0 M 0.0 M
6/2/2011 8:00 AM 0.00 0.0 M 0.0 M Wind S @ 35+ mph.
6/3/2011 8:00 AM 0.00 0.0 M 0.0 M Very windy, SW @ 30+ mph.
6/4/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 34F @ 0430 AM
6/5/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 43F @ 0400 AM.
6/6/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 47F, Hi 80F, Wind SW @ 28-32 mph.
6/7/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 46F @ 0430 AM, Wind south @ 35 mph changing to W/NW early evening.
6/9/2011 8:00 AM 0.00 0.0 M 0.0 M Very windy and cool.
6/10/2011 8:00 AM T 0.0 M 0.0 M Lo: 28F @ 0500 AM, Hi: 51F @ 1700 (PM). Several short showers, just enough to get the sidewalk wet.
6/12/2011 8:00 AM T 0.0 M 0.0 M Numerous sprinkles throughout the day. Amounts to a few drops in the gauge.
6/13/2011 8:00 AM 0.00 0.0 M 0.0 M Lo 46F @ 0600 AM. Heavy dew or lite shower overnight, most everything is wet.
6/14/2011 8:00 AM 0.19 0.0 M 0.0 M Cool with several showers and gusty wind throughout afternoon and evening.
6/15/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 37F, Hi: 67F. Nice day w/lite wind @ 15mph from S, E, and W.
6/16/2011 8:00 AM 0.00 0.0 M M M Heavy clouds with lightning much of the night south toward Colo/Wyo border. No sprinkles here.
6/17/2011 8:00 AM T 0.0 M 0.0 M Lo: 39F @ 0430 AM. Lots of heavy clouds, little precipitation.
6/18/2011 8:00 AM 0.00 0.0 M 0.0 M Lo: 31F, Hi: 63F, W. wind 17-23 mph.
6/20/2011 8:00 AM 0.17 0.0 M 0.0 M Lo:42F
6/21/2011 8:00 AM 0.00 0.0 M 0.0 M
6/23/2011 8:00 AM 0.00 0.0 M M M
6/24/2011 8:00 AM T 0.0 M M M Microburst during very early AM. Very high wind for 8-12 minutes.
6/26/2011 8:00 AM 0.00 0.0 M M M
6/30/2011 8:00 AM 0.25 0.0 M M M Drizzle most of the night with lightning.
7/1/2011 8:00 AM 0.04 0.0 M M M
7/2/2011 8:00 AM 0.00 0.0 M M M Lo:48F, Hi:75F, little to zero wind.
7/4/2011 8:00 AM T 0.0 M M M
7/5/2011 8:00 AM T M M M M A few tall thunder clouds, but only a couple of sprinkles.
7/6/2011 8:00 AM T M M M M
7/7/2011 8:00 AM T M M M M A couple of "drizzles". very little air movement.
7/8/2011 8:00 AM 0.10 0.0 M M M
7/11/2011 8:00 AM 0.09 0.0 M M M Cool and cloudy
7/12/2011 8:00 AM 0.00 0.0 M M M A cool 59F @ 0600AM.
7/13/2011 8:00 AM 0.15 0.0 M M M 48F @ 0500AM Intermittent showers.
7/14/2011 8:00 AM 0.30 0.0 M M M Cool. Early evening shower of 18-20 minutes. High wind and heavy horizontal rain for 8-10 minutes. Lo: 47F @ 0500 AM.
7/15/2011 8:00 AM 0.00 0.0 M M M 45F @ 0530AM
7/16/2011 8:00 AM 0.00 0.0 M M M Windy, S/SW @ 18-30 mph. 52F @ 0430 AM.
7/17/2011 8:00 AM 0.00 0.0 M M M Lo: 57F @ 0500 AM
7/18/2011 8:00 AM 0.20 0.0 M M M Lo: 54F. A couple hours lite rain with God's fireworks. Precipitation ended @ 11:58PM
7/19/2011 8:00 AM 0.07 0.0 M M M Brief afternoon shower.
7/20/2011 8:00 AM 0.16 0.0 M M M Lo: 56F @ 0530AM. Nice early evening shower.
7/21/2011 8:00 AM 0.00 0.0 M M M Lo: 46F@ 0500AM. Hi: 79F, Few clouds, nice day!
7/24/2011 8:00 AM 0.00 0.0 M M M 46F @ 0500AM
7/25/2011 8:00 AM 0.00 0.0 M M M 57F @ 0530AM
7/26/2011 8:00 AM 0.06 0.0 M M M 59F during early morning shower @ 0420AM.
7/27/2011 8:00 AM 0.09 0.0 M M M Nice afternoon shower. Lo: 58F @ 0500AM.
7/28/2011 8:00 AM 0.04 0.0 M M M Lo:54F @ 05:30 AM
7/29/2011 8:00 AM 0.00 0.0 M M M Lo: 54F@ 0400AM, Hi: 82F @ 1530.
8/2/2011 8:00 AM 0.00 0.0 M M M 48F @ 0600 AM.
8/4/2011 8:00 AM 0.00 0.0 M M M 59F @ 0430AM. cloudy and cool yesterday, wind calm this AM.
8/5/2011 8:00 AM 0.00 0.0 M M M Lo: 48F @ 0600AM, Hi: 81F
8/16/2011 8:00 AM 0.40 0.0 M M M 51F @ 0500AM. Heavy rain at Wamsutter 11:15PM last night. Drove in modestly heavy squalls westbound until 11:40PM.
8/17/2011 8:00 AM 0.00 0.0 M M M
8/20/2011 8:00 AM 0.00 0.0 M M M
8/23/2011 8:00 AM 0.00 0.0 M M M
8/24/2011 8:00 AM 0.00 0.0 M M M 53F @ 0630AM
8/25/2011 8:00 AM 0.00 0.0 M M M Warm and dry. Warmest day this summer--Hi: 87F, Lo: 59F.
8/29/2011 8:00 AM T 0.0 M M M Brief shower overnight. Lo:52F, Hi: 76F
8/30/2011 8:00 AM 0.00 0.0 M M M
8/31/2011 8:00 AM T 0.0 M M M
9/1/2011 8:00 AM T 0.0 M M M Several sprinkles, much lightning, strong S/SW winds.
9/5/2011 8:00 AM 0.00 0.0 M M M
9/6/2011 8:00 AM 0.06 0.0 M M M
9/7/2011 8:00 AM 0.10 0.0 M M M 44F @ 0430 AM.
9/8/2011 8:00 AM 0.00 0.0 M M M Lo: 36F @ 0600 AM, Hi: 63F
9/10/2011 8:00 AM 0.00 0.0 M M M 20-25 mph east winds all day.
9/12/2011 8:00 AM 0.00 0.0 M M M 41F @ 0430AM, partly cloudy.
9/13/2011 8:00 AM 0.02 0.0 M M M
9/15/2011 8:00 AM 0.15 0.0 M M M 39F @ 0400AM, heavy fog with <1/4 mile visibility.
9/16/2011 8:00 AM 0.00 0.0 M M M 41F @ 0400AM, cisp fall day.
9/17/2011 8:00 AM T 0.0 M M M 43F @ 0600AM, Hi: 67F. Brief evening shower.
9/18/2011 8:00 AM 0.04 0.0 M M M 39F @ 0600AM. Morning drizzle and fog for two hours yesterday.
9/19/2011 8:00 AM 0.00 0.0 M M M 42F @ 0630 AM.
9/20/2011 8:00 AM 0.00 0.0 M M M 41F @ 0630AM
9/21/2011 8:00 AM 0.00 0.0 M M M 27F @ 0630 AM.



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