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

Briefing for Impacts from Hurricane Erin through Friday

Hurricane Erin is expected to bring several coastal and marine hazards to the coasts of New Jersey and Delaware through Friday. Widespread coastal flooding, high surf, high risk of rip currents, beach erosion, and dangerous marine conditions are forecast. View this briefing for details on these threats. Read More >

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Overcast

69°F

21°C

Humidity 81%
Wind Speed N 12 G 22 mph
Barometer 29.91 in (1013.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 21 Aug 3:54 pm EDT
Extended Forecast for

4 Miles SSE Grasonville MD

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 63. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 82. North wind around 10 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64. Calm wind becoming southeast around 5 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light south wind increasing to 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. South wind 5 to 10 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 63. North wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 82. North wind around 10 mph.
Friday Night
Clear, with a low around 64. Calm wind becoming southeast around 5 mph.
Saturday
Sunny, with a high near 82. Light south wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 67. South wind 5 to 10 mph.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Grasonville MD
 38.91°N 76.19°W (Elev. 3 ft)
Last Update:
4:10 pm EDT Aug 21, 2025
Forecast Valid:
4pm EDT Aug 21, 2025-6pm EDT Aug 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation