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

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow and gusty winds, including some local blizzard conditions, will continue into Thanksgiving Day across the Great Lakes then lingering through Friday night for Lakes Erie and Ontario. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

46°F

8°C

Humidity 47%
Wind Speed Vrbl 3 mph
Barometer 29.96 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 27 Nov 1:35 am EST
Extended Forecast for

3 Miles S Barstow MD

  • Overnight

    Overnight: Mostly clear, with a low around 38. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Increasing clouds, with a high near 48. West wind 11 to 15 mph, with gusts as high as 21 mph.

    High: 48 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. West wind 13 to 15 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 44 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 27. West wind 8 to 11 mph.

    Low: 27 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Cloudy, with a high near 51. Chance of precipitation is 50%.

    High: 51 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 38. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.
Thanksgiving Day
Increasing clouds, with a high near 48. West wind 11 to 15 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 29. West wind 13 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 31 mph.
Friday Night
Clear, with a low around 27. West wind 8 to 11 mph.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A chance of rain after 1pm. Cloudy, with a high near 51. Chance of precipitation is 50%.
Sunday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 46.
Monday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Barstow MD
 38.46°N 76.61°W (Elev. 30 ft)
Last Update:
12:53 am EST Nov 27, 2025
Forecast Valid:
1am EST Nov 27, 2025-6pm EST Dec 3, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation