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Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

A Few Clouds

77°F

25°C

Humidity 88%
Wind Speed Calm
Barometer 29.84 in (1010.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Jul 10:54 pm EDT
Extended Forecast for

3 Miles SE Cape Saint Claire MD

Flash Flood Watch July 28, 02:00pm until July 29, 02:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Tonight

    Tonight: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 76. Southwest wind around 8 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 76 °F

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall.  High near 81. Northwest wind 5 to 7 mph becoming southeast in the morning.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Heavy Rain

    High: 81 °F

  • Friday
    Night

    Friday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 71. East wind around 10 mph becoming north after midnight.  Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

    Heavy Rain

    Low: 71 °F

  • Saturday

    Saturday: Showers.  High near 76. North wind around 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Showers

    High: 76 °F

  • Saturday
    Night

    Saturday Night: Showers likely, mainly before 8pm.  Cloudy, with a low around 66. North wind 13 to 16 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    Low: 66 °F

  • Sunday

    Sunday: A chance of showers.  Mostly cloudy, with a high near 76. Chance of precipitation is 40%.

    Chance
    Showers

    High: 76 °F

  • Sunday
    Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 67 °F

  • Monday

    Monday: A chance of showers.  Partly sunny, with a high near 79. Chance of precipitation is 30%.

    Chance
    Showers

    High: 79 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 69.

    Partly Cloudy

    Low: 69 °F

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind around 8 mph. Chance of precipitation is 40%.
Friday
A chance of showers, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 81. Northwest wind 5 to 7 mph becoming southeast in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. East wind around 10 mph becoming north after midnight. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Saturday
Showers. High near 76. North wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely, mainly before 8pm. Cloudy, with a low around 66. North wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
3 Miles SE Cape Saint Claire MD
 39.02°N 76.4°W (Elev. 3 ft)
10:28 pm EDT Jul 27, 2017
11pm EDT Jul 27, 2017-6pm EDT Aug 3, 2017
 
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