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 >

This was the 2nd warmest opening to a first week of September in Duluth weather history. The average temperature for the first seven days of the month averaged 69.6 degrees.  The warmest such stretch occurred in 1971 with an average temperature of 71.1 degrees.