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National Snow Analyses

Snow ReportsModel Assimilation ScheduleSnow Survey Schedule

Click On Map for Regional Analyses
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Automated Model Discussion:
May 20, 2026
  Area Covered By Snow:3.9%
  Area Covered Last Month:5.5%
Snow Depth
  Average:0.5 in
  Minimum:0.0 in
  Maximum:3413.5 in
  Std. Dev.:6.2 in
Snow Water Equivalent
  Average:0.2 in
  Minimum:0.0 in
  Maximum:2045.9 in
  Std. Dev.:3.2 in
more... Metric Units...
Select Region and Date
Snow Water Equivalent
Thumbnail image of Modeled Snow Water Equivalent
Animate: Season --- Two weeks --- One Day 		Snow Depth
Thumbnail image of Modeled Snow Depth
Animate: Season --- Two weeks --- One Day 		Average Snowpack Temp
Thumbnail image of Modeled Average Snowpack Temp
Animate: Season --- Two weeks --- One Day
SWE Change
Thumbnail image of Modeled SWE Change
Animate: Season --- Two weeks --- One Day 		Snow Precipitation
Thumbnail image of Modeled Snow Precipitation
Animate: Season --- Two weeks --- One Day 		Snow Melt
Thumbnail image of Modeled Snow Melt
Animate: Season --- Two weeks --- One Day
Blowing Snow Sublimation
Thumbnail image of Modeled Blowing Snow Sublimation
Animate: Season --- Two weeks --- One Day 		Surface Sublimation
Thumbnail image of Modeled Surface Sublimation
Animate: Season --- Two weeks --- One Day 		Non-Snow Precipitation
Thumbnail image of Modeled Non-Snow Precipitation
Animate: Season --- Two weeks --- One Day

Snow Reports

Top Ten:Metric Units...
Station IDNameElevation
(feet)		Snowfall
(in)		Duration
(hours)		Report Date / Time(UTC)
42.7300_106.3200WY NATRONA 7 S CASPER MESONET (X4271063)808722.00024.0002026-05-19 17:36
42.5700_106.0900WY NATRONA 22 SE CASPER MESONET (X4251060)842518.00024.0002026-05-19 17:36
42.7701_108.7850WY FREMONT 5 SW LANDER COCORAHS (X4271087)597816.00024.0002026-05-19 17:36
WY-NT-101CASPER 7.4 S, WY803515.00024.0002026-05-19 12:00
42.7000_108.9000WY FREMONT 13 SW LANDER MESONET (X4271089)875014.00024.0002026-05-19 17:36
WY-AB-198LARAMIE 24.8 WSW, WY750714.00024.0002026-05-19 12:00
42.7630_108.7930WY FREMONT LANDER 6 SW COCORAHS (X4271087)605013.80024.0002026-05-19 17:36
42.5900_108.9000WY FREMONT 10 NNW SOUTH PASS CITY MESONET (X4251089)968512.00024.0002026-05-19 17:36
CO-LR-897LIVERMORE 9.9 WSW, CO756212.00024.0002026-05-19 14:00
42.6969_108.7050WY FREMONT 9 S LANDER COCORAHS (X4261087)599711.40024.0002026-05-19 17:36

Note: these data are unofficial and provisional.
Zip codes (where available) of observations will be included in text files after October 7, 2008.

Station Snowfall Reports
Station Snow Water Equivalent Reports
Station Snowdepth Reports

Interpolated Snowfall Products



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