National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

December 2022 will go down in the books as having been cold and snowy, thanks in large part to a couple of potent winter storm systems in the middle and later parts of the month. Find all the details for select locations in the graphics below. Some of the highlights include: Pierre recorded their 4th wettest and 3rd snowiest December on record, Mobridge recorded their 5th wettest December on record, Sisseton recorded their 5th wettest and 2nd snowiest December on record, Kennebec recorded their 2nd wettest and 3rd snowiest December on record, Timber Lake recorded their 4th wettest and 3rd snowiest December on record, and Wheaton recorded their 2nd wettest December on record.