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

Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Overcast

79°F

26°C

Humidity 77%
Wind Speed Calm
Barometer 29.89 in (1012.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 20 Sep 8:54 pm EDT
Extended Forecast for

Londontowne MD

Coastal Flood Advisory September 20, 09:15pm until September 21, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory September 20, 09:15pm until September 21, 06:00am

    NOW until 6:00am Mon

    Coastal Flood Advisory

  • Tonight

    Low: 69 °F

    Scattered
    Showers

  • Monday

    Monday: A chance of showers, mainly after 3pm. Mostly cloudy, with a high near 74. Northeast wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Cloudy, with a low around 65. Northeast wind 11 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 67. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 61. Breezy, with a northeast wind around 24 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers. Cloudy, with a low around 57. Breezy. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A slight chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 2am. Mostly cloudy, with a low around 69. Light and variable wind becoming north 5 to 10 mph in the evening. Chance of precipitation is 40%.
Monday
A chance of showers, mainly after 3pm. Mostly cloudy, with a high near 74. Northeast wind 10 to 13 mph. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Cloudy, with a low around 65. Northeast wind 11 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 67. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers likely. Cloudy, with a low around 61. Breezy, with a northeast wind around 24 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Cloudy, with a low around 57. Breezy. Chance of precipitation is 30%.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Friday
A slight chance of showers after 8am. Partly sunny, with a high near 70. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Londontowne MD
 38.93°N 76.53°W (Elev. 3 ft)
Last Update:
7:53 pm EDT Sep 20, 2026
Forecast Valid:
9pm EDT Sep 20, 2026-6pm EDT Sep 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation