National Weather Service United States Department of Commerce

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 >

Recreation Forecast


The Recreational Forecast contains forecasts and reports on conditions for resort and recreational areas. The forecast will be issued one per day between 4am LST and 6am LST and will include a site specific forecast for the following weather elements:

  • Maximum Temperatures
  • Minimum Temperatures
  • Sky/Weather
  • Wind Speed and Direction
  • Lightning
  • 2 Day Extended Forecast

The Recreational Forecast will be issued for the following areas (see graphic below):

  • Northern Lake Oahe in north-central South Dakota
  • Southern Lake Oahe and Lake Sharpe in south-central South Dakota
  • Glacial Lake Region of northeastern South Dakota
  • Big Stone Lake and Lake Traverse in west-central Minnesota
  • Lake Kampeska in eastern South Dakota

 

Recreation Forecast