Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32° N Lon: 76.55° W Elev: 144 ft.

Fair

23°F

-5°C

Humidity 36%
Wind Speed NW 8 mph
Barometer 30.08 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Feb 2:15 am EST
Detailed forecast for

Calvert County

Overnight
Clear. Lows around 16. Northwest winds 15 to 20 mph with gusts up to 35 mph.
Monday
Sunny. Highs in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as zero in the morning.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 17. West winds 5 to 10 mph.
Tuesday
Partly sunny. Highs in the upper 30s. West winds around 5 mph, becoming south around 5 mph in the afternoon.
Tuesday Night
Cloudy with snow likely. Lows in the upper 20s. Southeast winds around 5 mph. Chance of snow 60 percent.
Wednesday
Partly sunny. Highs in the mid 30s.
Wednesday Night
Partly cloudy. Lows 15 to 20.
Thursday
Sunny. Highs around 30.
Thursday Night
Partly cloudy. Lows 15 to 20.
Friday
Partly sunny with a 30 percent chance of snow. Highs in the upper 30s.
Friday Night
Partly cloudy. Cold with lows 10 to 15.
Saturday
Sunny. Highs in the mid 20s. Wind chill values as low as zero.
Saturday Night
Partly cloudy. Cold with lows around 10 above. Wind chill values as low as zero.
Sunday
Mostly sunny. Highs in the upper 20s. Wind chill values as low as 5 below.



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1256 AM EST Mon Feb 2 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database