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

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

30°F

-1°C

Humidity 58%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 13 Mar 3:35 am EDT
Extended Forecast for

2 Miles WSW Jarrettsville MD

  • Overnight

    Overnight: Mostly clear, with a low around 29. West wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 49. Breezy, with a light south wind increasing to 18 to 23 mph in the morning. Winds could gust as high as 41 mph.

    High: 49 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. West wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. West wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Light and variable wind becoming northeast around 5 mph after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain Likely
    then Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 64. Breezy. Chance of precipitation is 100%.

    High: 64 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm before 8pm, then rain likely. Low around 30. Breezy. Chance of precipitation is 80%.

    Low: 30 °F

    Rain and
    Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 29. West wind around 5 mph.
Friday
Increasing clouds, with a high near 49. Breezy, with a light south wind increasing to 18 to 23 mph in the morning. Winds could gust as high as 41 mph.
Friday Night
Mostly clear, with a low around 37. West wind 13 to 16 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 52. West wind 13 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 37. Light and variable wind becoming northeast around 5 mph after midnight.
Sunday
Mostly cloudy, with a high near 54.
Sunday Night
Rain. Low around 48. Chance of precipitation is 90%.
Monday
Rain, with thunderstorms also possible after 2pm. High near 64. Breezy. Chance of precipitation is 100%.
Monday Night
Rain and possibly a thunderstorm before 8pm, then rain likely. Low around 30. Breezy. Chance of precipitation is 80%.
Tuesday
A chance of rain before 8am. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Jarrettsville MD
 39.59°N 76.5°W (Elev. 663 ft)
Last Update:
1:53 am EDT Mar 13, 2026
Forecast Valid:
3am EDT Mar 13, 2026-6pm EDT Mar 19, 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