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Trinity Mtn. SNOTEL

Trinity Mtn. recorded 0.1 in of snow water equivalent at the start of October 4, 2026 and 1 in of snow on the ground.

as of

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

Last 8 days

Start-of-day readings for Trinity Mtn., last 8 days.
DateSWEMedianPercentDepthPrecip since Oct 1
Oct 40.1 inches0.0 inches1 inches0.1 inches
Oct 30.0 inches0.0 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 inches40.6 inches
Sep 290.0 inches0.0 inches0 inches40.6 inches
Sep 280.0 inches0.0 inches0 inches40.6 inches
Sep 270.0 inches0.0 inches0 inches40.6 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 Trinity Mtn.

Record values for Trinity Mtn., from daily snowpack history.
Highest SWE on record71.5 inches, April 27, 1997
Deepest snow on record150 inches, April 2, 2006
Biggest season peak71.5 in, 1996-97 season, on April 27, 1997
Smallest season peak20.7 in, 1991-92 season, on April 24, 1992
Last season's peak23.6 in, 2025-26 season, on April 17, 2026

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

Station details

Elevation7,790 ft
CountyElmore
Position43.6290, -115.4382
Record startsOctober 1, 1978
Median peak SWE37.8 in around April 21
Median first snowOctober 18
Median melt-outJune 22
NRCS station ID830:ID:SNTL

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