Severe Weather in the Central Plains; Fire Concerns in the Southern High Plains and Southwest; Late-Season Mountain Snow

Severe storms, including large hail, wind, and perhaps a couple of tornadoes, are possible in the central Plains. Dry, windy conditions and lightning from dry thunderstorms may produce hazardous fire conditions in the Southwest and southern High Plains. Late-season snow is expected in the Northwest and the Great Basin. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

St Marys County Airport (K2W6)

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

Fair

66°F

19°C

Humidity 69%
Wind Speed SW 3 mph
Barometer 30.04 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 May 3:55 am EDT
Detailed forecast for

Charles County

Overnight
Partly cloudy. Lows in the mid 60s. Southwest winds around 5 mph.
Sunday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Southwest winds around 5 mph. Chance of rain 20 percent.
Sunday Night
Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. South winds around 5 mph. Chance of rain 20 percent.
Monday
Sunny, hot with highs in the lower 90s. South winds 5 to 10 mph.
Monday Night
Mostly clear. Lows around 70. South winds 5 to 10 mph.
Tuesday
Sunny, hot with highs in the lower 90s.
Tuesday Night
Mostly clear. Lows in the lower 70s.
Wednesday
Mostly sunny with a chance of showers and thunderstorms. Hot with highs in the mid 90s. Chance of rain 50 percent.
Wednesday Night
Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 70 percent.
Thursday
Mostly cloudy with a chance of showers. Cooler with highs in the lower 70s. Chance of rain 50 percent.
Thursday Night
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s.
Friday
Showers likely. Highs in the mid 60s. Chance of rain 60 percent.
Friday Night
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s.
Saturday
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 40 percent.



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226 AM EDT Sun May 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database