Snowpack

Snowpack

Snow water equivalent vs the 1991-2020 median, by state and river basin.

Data through Aug 12, 2026 · updated Aug 13, 2026

Snow season over

SNOTEL snow water equivalent melts out by early summer, so these readings are dormant, not a data gap. Percent of median stops being meaningful once the normal itself nears zero, so the pages report each season's peak until the snow returns. The 2027 snow year begins October 1.