Heavy Rain — Sierra, California

2018-04-06 to 2018-04-07 · near Sierraville, Sierra, California

Event narrative

Mesonet station D9436, 1 mile southwest of Sierraville (elevation 5100 feet) reported 1.75 inches of rainfall in a 24 hour period from 6 April 0711PST to 7 April 0711PST.

Wider weather episode

A very warm and wet atmospheric river approached the west coast of the CONUS on the 5th, which brought gusty winds and significant rains to the Sierra and eastern California the 6th through the 7th. Rainfall totals during this event ranged from 1 to 2 inches in much of northeast California and the lower elevations of the northern Sierra. In the higher elevations, up to 4 inches of rain was reported. In Mono County, liquid totals were mainly less than two-thirds of an inch in the valleys, but the higher elevations of the Sierra saw from 1.50 inches to as much as 3 inches.

View location on OpenStreetMap → (39.5800, -120.3800)

Source: NOAA Storm Events Database, event_id 754093. Narrative written by the NWS forecast office that issued the report.