Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

A strong upper level low pressure area brought widespread heavy snowfall to central and parts of northeast South Dakota. This early spring storm brought 6 to 14 inches of heavy snow to the area. The heavy wet snow caused a lot of travel problems along with a few accidents. Some snowfall amounts included, 6 inches at Gann Valley, Kennebec, Ipswich, Turton, Mobridge, Roscoe, and McLaughlin; 7 inches at Pollock, Groton, McIntosh, Miller, Mission Ridge, and Mellette; 8 inches at Blunt, Onaka, Selby, Murdo, and Timber Lake; 9 inches at Claremont, Gettysburg, Bowdle, 9 NW Britton; 10 inches at Faulkton; 11 inches at Onida, Ree Heights, and Artas. Locations with a foot or more of snowfall included, 12 inches 12 SSW Harrold, 23 N Highmore, and Orient; 13 inches 14 NNE Isabel and Eureka with 14 inches at Eagle Butte.

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Prolonged Atmospheric River Will Impact the Northwest Early this Week

Snowfall Reports - April 15 & 16, 2011