Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

With hot and dry conditions expected this weekend, along with breezy conditions, we wanted to explain a bit more about the Grassland Fire Danger product. Fire danger is a concern this weekend, especially with all the activities with fireworks. We've also included a short video from Darren Clabo, State Fire Meteorologist for South Dakota.

https://www.youtube.com/watch?v=jY5j_z4awCA

The current Grassland Fire Danger Index can be found here: https://www.weather.gov/unr/rfd

For a Fire Danger outlook beyond Day 2, visit the Graphical Hazardous Weather Outlook, then click on the "Grassland Fire Danger Index" and the appropriate days to view the current forecast.

https://www.weather.gov/crh/ghwo?sid=abr

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Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

Grassland Fire Danger Index Explained