Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

40°F

4°C

Humidity 45%
Wind Speed SW 13 G 20 mph
Barometer 30.01 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 Jan 3:35 pm EST
Extended Forecast for

2 Miles SSW Issue MD

  • Tonight

    Tonight: Mostly clear, with a low around 24. Northwest wind 9 to 11 mph.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. West wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 39. South wind 5 to 15 mph, with gusts as high as 21 mph.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. South wind 11 to 15 mph, with gusts as high as 18 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Northwest wind 9 to 11 mph.
Tuesday
Sunny, with a high near 31. West wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 39. South wind 5 to 15 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 36. South wind 11 to 15 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 31.
Friday
Partly sunny, with a high near 38.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 21. Chance of precipitation is 50%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Issue MD
 38.27°N 76.87°W (Elev. 0 ft)
3:53 pm EST Jan 19, 2026
4pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database