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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:
April 18, 2025
  Area Covered By Snow:11.9%
  Area Covered Last Month:15.9%
Snow Depth
  Average:5.0 cm
  Minimum:0.0 cm
  Maximum:8081.6 cm
  Std. Dev.:27.6 cm
Snow Water Equivalent
  Average:1.9 cm
  Minimum:0.0 cm
  Maximum:4844.2 cm
  Std. Dev.:12.4 cm
more... English Units...
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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:English Units...
Station IDNameElevation
(meters)		Snowfall
(cm)		Duration
(hours)		Report Date / Time(UTC)
LDSW4LANDER SNOW OBS165712.7006.0002025-04-18 05:00
MYSM8MYSTIC LAKE200148.26024.0002025-04-17 22:00
AYTA2ALYESKA WEATHER TOP82545.72024.0002025-04-17 14:00
RELM8RED LODGE170439.37024.0002025-04-17 23:00
45.7478_111.3080MT GALLATIN CHURCH HILL TRAINED SPOTTER (X4571113)140313.97010.0002025-04-17 12:00
LDSW4LANDER SNOW OBS16578.3826.0002025-04-17 18:00
LDSW4LANDER SNOW OBS165730.73424.0002025-04-18 06:00
HSMM8HYSHAM 25 SSE94330.48024.0002025-04-17 14:00
CPSW4CASPER SNOW OBS16157.6206.0002025-04-18 06:00
LDSW4LANDER SNOW OBS16577.6206.0002025-04-17 23:00

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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