Another day and night of severe weather will be possible Wednesday for parts of the Midwest and upper and middle Mississippi Valley.  

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Severe storm threat

Severe storm threat (Credit; Fox News)

A strong cold front will crash into record-breaking warmth, bringing the threat of large hail, strong and damaging winds, heavy rain and tornadoes.  

Futuretrack

Futuretrack (Credit; Fox News)

Not far behind the front, snow and a wintry mix will fall for parts of the northern Plains and the temperatures will drop significantly as the cold air pushes to the southern and eastern U.S.  

Temperature shifts

Temperature shifts (Credit; Fox News)

Temperatures will be 25-40 degrees above average ahead of this storm system, with some cities feeling the warmest December temperatures of all time. 

Snow forecast for the West

Snow forecast for the West (Credit; Fox News)

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The West remains active with heavy snow for the mountains and rain along the coast, from the Northwest down into California.