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

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fog

33°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 33°F (1°C)
Visibility 0.25 mi
Last update 17 Feb 10:35 pm EST
Extended Forecast for

Rising Sun MD

Dense Fog Advisory February 17, 10:59pm until February 18, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory February 17, 10:59pm until February 18, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Tonight

    Low: 34 °F

    Dense Fog

  • Wednesday

    Wednesday: A chance of rain, mainly between 1pm and 5pm. Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 51. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%.

    High: 51 °F

    Chance Rain
    and Dense Fog

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 39. Southwest wind around 6 mph becoming calm after midnight.

    Low: 39 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of rain after 1pm. Cloudy, with a high near 43. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 50%.

    High: 43 °F

    Cloudy then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. East wind around 6 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread dense fog. Otherwise, cloudy, with a low around 34. Calm wind.
Wednesday
A chance of rain, mainly between 1pm and 5pm. Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 51. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 39. Southwest wind around 6 mph becoming calm after midnight.
Thursday
A chance of rain after 1pm. Cloudy, with a high near 43. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 50%.
Thursday Night
Rain. Low around 36. East wind around 6 mph. Chance of precipitation is 80%.
Friday
Rain. High near 49. Chance of precipitation is 90%.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 49.
Saturday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
Rain and snow likely, mainly before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rising Sun MD
 39.7°N 76.07°W (Elev. 299 ft)
Last Update:
9:52 pm EST Feb 17, 2026
Forecast Valid:
10pm EST Feb 17, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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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