Polar Vortex brings extreme cold to the U.S.
More than 170 million Americans face freezing temperatures. The displaced polar vortex will keep the air...
New winter storm in the Northeast
25 states will be threatened by a new winter storm and up to 1 foot of snow may accumulate
Severe storms for millions in the Southeast
The risk of severe storms increases considerably in the south of the country this Thursday and Friday.
Storms and flooding in California
Flood risk in California and heavy snow in the mountains
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