Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73° N Lon: 81.05° W Elev: 13 ft.

Mostly Cloudy

79°F

26°C

Humidity 79%
Wind Speed SE 12 G 20 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Mar 8:53 am EDT
Detailed forecast for

Monroe Middle Keys

Today
Showers likely with a chance of thunderstorms. Some thunderstorms may contain strong winds. Highs in the lower to mid 80s. Southeast winds 10 to 15 mph, decreasing to near 10 mph. chance of rain 60 percent.
Tonight
Mostly cloudy with a chance of showers and thunderstorms. Some thunderstorms may contain strong winds. Lows in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.
Monday
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Southeast to south winds 10 to 15 mph, becoming southwest near 10 mph. Chance of rain 50 percent.
Monday Night
Showers likely with a chance of thunderstorms. Lows in the upper 60s. Southwest to west winds 10 to 15 mph, becoming west to northwest near 15 mph. Chance of rain 70 percent.
Tuesday
Cloudy with a chance of showers and thunderstorms. Breezy. Highs in the mid 70s. Northwest to north winds 15 to 20 mph, becoming north to northeast. Chance of rain 40 percent.
Tuesday Night
Cloudy with a chance of showers and thunderstorms. Windy with lows in the mid 60s. Chance of rain 50 percent.
Wednesday
Showers likely with a chance of thunderstorms. Windy. highs in the lower 70s. Chance of rain 60 percent.
Wednesday Night
Cloudy with a chance of showers and a slight chance of thunderstorms. Windy with lows in the mid 60s. Chance of rain 50 percent.
Thursday
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and a slight chance of thunderstorms. Windy with highs in the mid 70s. Chance of rain 40 percent.
Thursday Night
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of showers. Breezy with lows in the mid 60s. Chance of rain 20 percent.
Friday
Partly cloudy with a slight chance of showers. Breezy in the morning. Highs in the mid 70s. Chance of rain 10 percent.
Friday Night
Mostly clear. Lows in the mid 60s.
Saturday
Mostly sunny. Highs in the mid 70s.



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358 AM EDT Sun Mar 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database