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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (KNUI)

Lat: 38.15°NLon: 76.42°WElev: 20ft.

Fair

76°F

24°C

Humidity 85%
Wind Speed SE 3 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Aug 9:53 pm EDT
Extended Forecast for

Tall Timbers MD

  • Tonight

    Tonight: Isolated showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 74. South wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 74 °F

    Isolated
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 40%.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 83. North wind around 7 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. East wind 3 to 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Tonight
Isolated showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 74. South wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 83. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 75. East wind 3 to 5 mph.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tall Timbers MD
 38.17°N 76.55°W (Elev. 0 ft)
Last Update:
10:00 pm EDT Aug 27, 2026
Forecast Valid:
10pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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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