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

Dangerous Surf and Rip Currents Along East Coast Beaches; Hazardous Heat in the West

Tropical storm conditions, storm surge flooding and coastal flooding will continue into Thursday across the Outer Banks and into portions of the Mid-Atlantic coastline. Life-threatening rip currents and high surf will continue to impact much of the Atlantic shoreline through the end of the week. Hazardous, record heat will continue across the Western U.S. through the weekend. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Overcast

66°F

19°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 29.96 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 12:55 am EDT
Extended Forecast for

3 Miles WNW Jarrettsville MD

  • Overnight

    Overnight: Scattered showers, mainly before 2am. Cloudy, with a low around 64. Northeast wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers before 11am, then a slight chance of showers after 2pm. Cloudy, with a high near 72. Northeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 80. North wind around 6 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers, mainly before 2am. Cloudy, with a low around 64. Northeast wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Thursday
Isolated showers before 11am, then a slight chance of showers after 2pm. Cloudy, with a high near 72. Northeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind 6 to 8 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 80. North wind around 6 mph.
Friday Night
Mostly clear, with a low around 60. Calm wind.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Jarrettsville MD
 39.62°N 76.52°W (Elev. 699 ft)
Last Update:
10:29 pm EDT Aug 20, 2025
Forecast Valid:
1am EDT Aug 21, 2025-6pm EDT Aug 27, 2025
 
Forecast Discussion
 
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Additional Resources

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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