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Heavy Rain in Sierra County, California

Heavy Rain March 20, 2018 – March 23, 2018 · Sierra County, California

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

What the National Weather Service wrote

Mesonet station SMDC1, 2 miles east of Stampede Reservoir reported 1.48 inches of storm total rainfall from 20 March 0633PST to 23 March 0633PST.

The wider storm

The first part of this storm consisted of warm air advection precipitation that spread through the northern Sierra. Moist upslope flow brought precipitation into Mono County at the same time. The second part of this storm moved into the Sierra Nevada on the 21st and 22nd in the form of a fairly significant atmospheric river, tapping a deep plume of moisture moving in from the Eastern Pacific.

Began near Peavine (39.4711, -120.0870).

Source: NOAA Storm Events Database, event 748887. Narratives are written by the National Weather Service forecast office that issued the report.

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