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Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

56°F

13°C

Humidity 69%
Wind Speed N 6 mph
Barometer 30.32 in (1027.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 24 Sep 5:55 am EDT
Extended Forecast for

Saint Charles MD

Coastal Flood Advisory September 24, 06:11am until September 25, 07:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory September 24, 06:11am until September 25, 07:00am

    NOW until 7:00am Fri

    Coastal Flood Advisory

  • Today

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 49. North wind 6 to 9 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. North wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind around 10 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Northwest wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 65. North wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 49. North wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 71. North wind 11 to 15 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 54. North wind around 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 74. Northwest wind 11 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MD
 38.61°N 76.93°W (Elev. 197 ft)
Last Update:
4:53 am EDT Sep 24, 2026
Forecast Valid:
6am EDT Sep 24, 2026-6pm EDT Sep 30, 2026
 
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