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

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

53°F

12°C

Humidity 39%
Wind Speed SE 13 mph
Barometer 30.23 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 25 Mar 5:35 pm EDT
Extended Forecast for

Barstow MD

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South wind around 9 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 2am. Increasing clouds, with a low around 54. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain, mainly after 8am. High near 68. Southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Rain Likely
    then Rain

  • Friday Night

    Friday Night: Rain, mainly before 8pm. Low around 34. North wind 7 to 9 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. South wind around 9 mph.
Thursday
Mostly sunny, with a high near 74. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
A slight chance of rain after 2am. Increasing clouds, with a low around 54. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday
Rain, mainly after 8am. High near 68. Southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 8pm. Low around 34. North wind 7 to 9 mph. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 49.
Saturday Night
Clear, with a low around 31.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 39.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Barstow MD
 38.51°N 76.63°W (Elev. 56 ft)
Last Update:
4:54 pm EDT Mar 25, 2026
Forecast Valid:
5pm EDT Mar 25, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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