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

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

Lat: 38.15°NLon: 76.42°WElev: 20ft.

Fair

78°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 30.01 in (1016.0 mb)
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index80°F (27°C)
Last update 14 Aug 8:53 pm EDT
Extended Forecast for

Tall Timbers MD

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 76. Light north wind. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 84. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. Southeast wind 5 to 7 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. South wind 5 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 78. South wind 11 to 14 mph becoming southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 76. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 76. Light north wind. Chance of precipitation is 40%.
Saturday
Sunny, with a high near 84. Northeast wind around 6 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 76. Southeast wind 5 to 7 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. South wind 5 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 78. South wind 11 to 14 mph becoming southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 76. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 77.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tall Timbers MD
 38.17°N 76.55°W (Elev. 0 ft)
Last Update:
7:53 pm EDT Aug 14, 2026
Forecast Valid:
9pm EDT Aug 14, 2026-6pm EDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation