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Lewis Lake Divide SNOTEL

No snow sat on the pillow at Lewis Lake Divide at the start of October 4, 2026. The NRCS median first snow is October 24, and the median peak is 33.4 in around April 20.

as of

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

Last 8 days

Start-of-day readings for Lewis Lake Divide, 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 inches53.7 inches
Sep 290.0 inches0.0 inches0 inches53.7 inches
Sep 280.0 inches0.0 inches0 inches53.6 inches
Sep 270.0 inches0.0 inches0 inches53.6 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 Lewis Lake Divide

Record values for Lewis Lake Divide, from daily snowpack history.
Highest SWE on record61.4 inches, April 22, 1982
Deepest snow on record135 inches, April 26, 2011
Biggest season peak61.4 in, 1981-82 season, on April 22, 1982
Smallest season peak18.3 in, 1986-87 season, on March 30, 1987
Last season's peak30.2 in, 2025-26 season, on March 17, 2026

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

Station details

Elevation7,880 ft
CountyTeton
Position44.2086, -110.6663
Record startsSeptember 1, 1963
Median peak SWE33.4 in around April 20
Median first snowOctober 24
Median melt-outJune 10
NRCS station ID577:WY:SNTL

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