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Dangerous Cold Weather for Most of the Country; Rare Winter Storm for the South; Fire Weather Concerns for Southern California

Arctic air will filter south and east through early this week. As this cold air moves across the South, a rare winter storm is forecast to develop from Texas, Gulf Coast States into the Southeast through early this week. Several new daily record low temperatures are expected, including new record-low maximum temperatures. For Southern California, fire weather concerns increase this week. Read More >

A low pressure system is set to strengthen as it travels over the northern plains Tuesday night, and could result in areas of severe thunderstorms capable of producing large hail and damaging winds by early Tuesday evening and on through the overnight hours. An isolated tornado threat also exists.

Currently, if thunderstorms develop, they are timed to move into central and north central South Dakota Tuesday late afternoon/early evening and spread east to the border with Minnesota early Wednesday morning.