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Rare Southern U.S. Winter Storm; Dangerous Cold Weather For Much of the Eastern U.S.; Critical Fire Weather for Southern California

A rare winter storm impacting the Southern U.S. will move offshore Wednesday morning. Behind the storm, arctic air will continue encompassing the eastern two-thirds of the Nation with only a slow return to normal temperatures expected by the end of the week. Moderate to strong Santa Ana winds and low humidity will maintain Critical fire weather conditions in southern California into Thursday. Read More >

Overview

An area of low pressure lifting north-northeast across Northeastern South Dakota led to showers and thunderstorms across the region. As thunderstorms formed along a warm front stretching east into Minnesota, several tornadoes occurred across Day, Grant, and Roberts counties in South Dakota and Big Stone and Traverse counties in Minnesota. Find a map of where they occurred on the map at the right, or at this link

Radar Loop from 8 AM CDT to 7 PM CDT on June 14, 2016
Animated loop of the low moving across Northeast South Dakota Radar Loop from 8 AM CDT to 7 PM CDT on June 14, 2016 Radar Loop from 8 AM CDT to 7 PM CDT on June 14, 2016 Radar Loop from 8 AM CDT to 7 PM CDT on June 14, 2016
Animated loop of the low moving across Northeast South Dakota Radar Loop from 8 AM CDT to 7 PM CDT on June 14, 2016 Radar reflectivity at ~4pm CDT - tornadic storms Radar reflectivity at ~5pm CDT - warm and cold fronts
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