National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

A Few Clouds

93°F

34°C

Humidity 40%
Wind Speed SW 7 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 21 Jun 12:52 pm EDT
Extended Forecast for

Charlotte Hall MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 90. Southwest wind around 6 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. South wind around 7 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 102. Southwest wind around 7 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Northwest wind 3 to 6 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 90. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 71. South wind around 7 mph.
Sunday
Sunny, with a high near 95. Heat index values as high as 102. Southwest wind around 7 mph.
Sunday Night
Mostly clear, with a low around 74. South wind around 5 mph.
Monday
Sunny and hot, with a high near 98. Northwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 96.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charlotte Hall MD
 38.48°N 76.78°W (Elev. 148 ft)
Last Update:
10:29 am EDT Jun 21, 2025
Forecast Valid:
1pm EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation