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

Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

18°F

-8°C

Humidity 32%
Wind Speed W 12 G 20 mph
Barometer 30.37 in
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 20 Jan 10:15 am EST
Extended Forecast for

4 Miles SE Rising Sun MD

  • Today

    Today: Sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 23 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 9. West wind around 6 mph becoming light and variable after midnight.

    Low: 9 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. Light southeast wind becoming south 12 to 17 mph in the morning. Winds could gust as high as 26 mph.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. South wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Partly sunny, with a high near 18. Chance of precipitation is 30%.

    High: 18 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 9. West wind around 6 mph becoming light and variable after midnight.
Wednesday
Increasing clouds, with a high near 35. Light southeast wind becoming south 12 to 17 mph in the morning. Winds could gust as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 44. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Partly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A chance of snow after 1pm. Partly sunny, with a high near 18. Chance of precipitation is 30%.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 10. 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 9. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Rising Sun MD
 39.65°N 76.02°W (Elev. 404 ft)
Last Update:
9:53 am EST Jan 20, 2026
Forecast Valid:
10am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation