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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 >

Overview

Scattered rain showers and some isolated thunderstorms spread across portions of the Red River Valley region, targeting the southern valley and specifically Ransom, Sargent, and Richland counties in southeast North Dakota. Many locations in the central and southern Red River Valley received less than an inch of rainfall, but some sites in the counties mentioned above received considerably more rainfall with event total rainfall values reaching 5 to 8 inches at isolated locations. Fortunately, impacts were limited due to a drier than normal summer and confined to mainly Ransom, Sargent, and Richland counties, where ditches were filled and water ponded in fields.
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