Current conditions at

St Marys County Airport (K2W6)

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

Fair

51°F

11°C

Humidity 35%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 24°F (-4°C)
Visibility 9.00 mi
Last update 24 Dec 3:35 pm EST
Detailed forecast for

Calvert County

This Afternoon
Sunny. Highs in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
Tonight
Mostly cloudy. Lows in the mid 30s. North winds around 5 mph, becoming southeast after midnight.
Christmas Day
Partly sunny. A chance of rain showers in the morning. Highs in the lower 50s. Southwest winds 5 to 10 mph, becoming west in the afternoon. Chance of rain 30 percent.
Thursday Night
Partly cloudy. Lows in the upper 20s. North winds 5 to 10 mph with gusts up to 20 mph.
Friday
Mostly cloudy. Rain, sleet and freezing rain likely in the afternoon. Highs in the upper 30s. Northeast winds 5 to 10 mph, becoming east in the afternoon. Chance of precipitation 70 percent.
Friday Night
Rain. Lows in the lower 30s. Chance of rain 90 percent.
Saturday
Mostly cloudy. Highs in the lower 40s.
Saturday Night
Cloudy. Lows in the lower 30s.
Sunday
Cloudy with a 40 percent chance of rain. Highs in the upper 40s.
Sunday Night
Rain likely. Lows in the upper 30s. Chance of rain 60 percent.
Monday
Partly sunny with a 50 percent chance of rain. Highs in the lower 50s. Temperature falling into the lower 40s in the afternoon.
Monday Night
Mostly clear. Lows in the mid 20s.
Tuesday
Sunny. Highs in the upper 30s.



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1256 PM EST Wed Dec 24 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database