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

Critical Fire Weather and Severe Thunderstorm Threats This Week

Gusty winds and low relative humidity will contribute to critical fire weather Monday over parts of the central and southern High Plains. Scattered to widespread severe thunderstorms may bring damaging winds, large hail, and tornadoes Monday through Thursday over the lower Mississippi River Valley and southern Plains into the Midwest and Ohio Valley. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

50°F

10°C

Humidity 55%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 9 Mar 4:15 am EDT
Extended Forecast for

3 Miles N Jarrettsville MD

  • Today

    Today: Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. Light south wind.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 71. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 71 °F

    Slight Chance
    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm. Mostly clear, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 45. Calm wind.
Tuesday
Sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 53. Light south wind.
Wednesday
A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 71. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Wednesday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Thursday
Rain likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 8pm. Mostly clear, with a low around 30. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Cloudy, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Jarrettsville MD
 39.63°N 76.46°W (Elev. 597 ft)
Last Update:
1:53 am EDT Mar 9, 2026
Forecast Valid:
4am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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