National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

RED FLAG WARNINGS in effect for much of Western Colorado and Portions of Northeastern Utah from 10 am to 10 pm Friday 

 

Temperatures will be cooler today but humidity will remain low, which when combined with windy conditions will result in a high fire danger for areas with dry vegetation. Existing fires and new fire starts will be very difficult to control. Any kind of open burning is strongly discouraged. 

 

Red Flag Warnings

Valid from 10 AM to 10 PM Friday

 


Maximum Wind Gusts

Map of the maximum wind gusts through Monday

Minimum Relative Humidity

Map of minimum Relative Humidity through Sunday

Forecast High Temperatures Today

Map of high temperatures for today

Forecast High Temperatures Friday

Map of high temperatures for Sunday