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Big Sandy Opening SNOTEL

No snow sat on the pillow at Big Sandy Opening at the start of October 4, 2026. The NRCS median first snow is October 18, and the median peak is 14.2 in around April 17.

as of

All values are from the start of the day, midnight Pacific Standard Time

Last 8 days

Start-of-day readings for Big Sandy Opening, last 8 days.
DateSWEMedianPercentDepthPrecip since Oct 1
Oct 40.0 inches0.0 inches0 inches0.0 inches
Oct 30.0 inches0.0 inches0 inches0.0 inches
Oct 20.0 inches0.0 inches0 inches0.0 inches
Oct 10.0 inches0.0 inches0 inches0.0 inches
Sep 300.0 inches0.0 inches0 inches22.7 inches
Sep 290.0 inches0.0 inches0 inches22.7 inches
Sep 280.0 inches0.0 inches0 inches22.4 inches
Sep 270.0 inches0.0 inches0 inches22.3 inches

The Natural Resources Conservation Service (USDA) created the figures on this page, which are works of the US government and therefore have no copyright under 17 U.S.C. 105. The notice that 17 U.S.C. 403 requires appears in this sentence. Neither NRCS nor USDA endorses or is affiliated with WeatherTotals. See: Data sources and attribution.

Records at Big Sandy Opening

Record values for Big Sandy Opening, from daily snowpack history.
Highest SWE on record24.1 inches, April 26, 1986
Deepest snow on record76 inches, February 28, 2017
Biggest season peak23.1 in, 2016-17 season, on April 29, 2017
Smallest season peak8.1 in, 1991-92 season, on March 28, 1992
Last season's peak10.8 in, 2025-26 season, on April 4, 2026

44 complete water years in the record, daily SWE since October 1, 1980

Station details

Elevation9,100 ft
CountySublette
Position42.6458, -109.2596
Record startsMarch 1, 1963
Median peak SWE14.2 in around April 17
Median first snowOctober 18
Median melt-outMay 27
NRCS station ID342:WY:SNTL

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