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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Fair

68°F

20°C

Humidity 76%
Wind Speed SE 12 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 11:54 am EDT
Extended Forecast for

Londontowne MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. South wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated showers after 11pm. Increasing clouds, with a low around 66. South wind around 8 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    Showers

  • Friday

    Friday: Partly sunny, with a high near 80. Northwest wind 7 to 10 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Light northeast wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. East wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 41. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. South wind 9 to 13 mph, with gusts as high as 20 mph.
Tonight
Isolated showers after 11pm. Increasing clouds, with a low around 66. South wind around 8 mph becoming west after midnight. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 80. Northwest wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 59. Light northeast wind.
Saturday
Mostly sunny, with a high near 83. East wind 5 to 13 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 41. Chance of precipitation is 30%.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Londontowne MD
 38.95°N 76.55°W (Elev. 3 ft)
Last Update:
10:54 am EDT Apr 16, 2026
Forecast Valid:
12pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation