Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

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Last Map Update: Mon, Dec 29, 2025 at 7:42:15 am EST

Watches, Warnings & Advisories

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National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

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Small Craft Advisory

Special Weather Statement

Cold Front Before New Years Eve

Island Chain

Marine Winds

Wave Heights

Cold Frontal Passage for Year's End
Breezy conditions and lows in the 50s expected
A potent arctic air mass will surge south into the eastern US
A dry cold front is forecast to cross the Keys on Tuesday
Anticipate the coldest temperatures of the season so far across the island chain

MIDDLE AND LOWER KEYS
TODAY...Mostly sunny. Highs in the upper 70s. Northeast winds near 5 mph, becoming northwest this afternoon.
UPPER KEYS
TODAY...Mostly sunny. Highs in the upper 70s. Northwest winds near 5 mph, becoming west this afternoon.

Small Craft Advisory may be required tonight for the Outer Gulf!
TONIGHT...Northeast to east light to gentle breezes, with the direction becoming variable in the afternoon. Seas are 1 foot or less in the Outer Gulf and Bayside waters. Seas around 1 foot in Hawk Channel, Florida Straits, and nearshore waters north of the Lower Keys. Bay and Nearshore waters a smooth to a light chop.