Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

A Few Clouds

76°F

24°C

Humidity 64%
Wind Speed Calm
Barometer 30.11 in (1019.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Aug 9:54 am EDT
Extended Forecast for

Londontowne MD

  • Today

    Today: Mostly sunny, with a high near 85. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm. Some of the storms could be severe.  Partly sunny, with a high near 87. South wind 7 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    T-storms then
    Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Some of the storms could be severe.  Mostly cloudy, with a low around 69. South wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 85. Light and variable wind.  Chance of precipitation is 40%.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 85. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 72. South wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Showers and thunderstorms likely, mainly before 4pm. Some of the storms could be severe. Partly sunny, with a high near 87. South wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 69. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Light and variable wind. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Londontowne MD
 38.93°N 76.59°W (Elev. 49 ft)
7:52 am EDT Aug 26, 2026
10am EDT Aug 26, 2026-6pm EDT Sep 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database