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

Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

63°F

17°C

Humidity 75%
Wind Speed NE 9 mph
Barometer 30.31 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Sep 7:15 pm EDT
Extended Forecast for

2 Miles S Barstow MD

Coastal Flood Advisory September 23, 07:36pm until September 25, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory September 23, 07:36pm until September 25, 08:00am

    NOW until 8:00am Fri

    Coastal Flood Advisory

  • Tonight

    Low: 58 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 67. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 26 mph.

    High: 67 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. Northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. North wind 13 to 16 mph, with gusts as high as 22 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 58. Northeast wind 14 to 17 mph, with gusts as high as 31 mph.
Thursday
Mostly cloudy, with a high near 67. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 54. Northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 71. North wind 13 to 16 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 56. North wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Barstow MD
 38.49°N 76.61°W (Elev. 98 ft)
Last Update:
4:53 pm EDT Sep 23, 2026
Forecast Valid:
7pm EDT Sep 23, 2026-6pm EDT Sep 30, 2026
 
Forecast Discussion
 
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Additional Resources

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