Snowpack

Snowpack

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

Data through Oct 15, 2026 · updated Oct 17, 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 2028 snow year begins October 1.