Heavy Rain — Sierra, California

2018-03-20 to 2018-03-23 · near Peavine, Sierra, California

Event narrative

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.

Wider weather episode

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.

View location on OpenStreetMap → (39.4711, -120.0870)

Source: NOAA Storm Events Database, event_id 748887. Narrative written by the NWS forecast office that issued the report.