Flood in Lassen County, California

Flood December 24, 2025 – December 25, 2025 · Lassen County, California

$1K

Crop damage

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Minor flooding of the Susan River in Susanville with some agricultural flooding and water over Cutoff road off Highway 395 near Standish. Water remained there and over Mapes and Capazzoli Roads near Standish and downstream impacts along the Susan continued through the end of the year, though were minor with the water reported to be slow and shallow. This water eventually drains into Honey Lake, which is a dry lake basin otherwise.

The wider storm

Liquid totals reached 3-6 across the Eastern Sierra, Tahoe Basin , and Northeast California from the series of storms. Snowfall in the Sierra from this multi-day event was generally 3-6 feet in areas above 7000 feet, with 1-2 feet down to lake level in the Tahoe Basin and along US-395 above 6000 feet in Mono County. Northeast CA received between 1-6' of snowfall, with 8-18' west of US-395 near and above 5000 feet in Lassen and Plumas counties.

Began near Standish (40.3496, -120.4437).

Source: NOAA Storm Events Database, event 1300907. Narratives are written by the National Weather Service forecast office that issued the report.

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