Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Overcast

60°F

16°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.21 in
Dewpoint 60°F (16°C)
Visibility 8.00 mi
Last update 4 Oct 4:55 am EDT
Extended Forecast for

4 Miles NNE Jarrettsville MD

  • Overnight

    Overnight: A slight chance of showers.  Mostly cloudy, with a low around 56. East wind around 5 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 8am and 1pm.  Cloudy, with a high near 64. East wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 67. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. Northwest wind 5 to 7 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers. Mostly cloudy, with a low around 56. East wind around 5 mph. Chance of precipitation is 20%.
Sunday
Showers likely, mainly between 8am and 1pm. Cloudy, with a high near 64. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 56. Calm wind.
Monday
Sunny, with a high near 67. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 44. Northwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Jarrettsville MD
 39.65°N 76.46°W (Elev. 505 ft)
4:52 am EDT Oct 4, 2026
5am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
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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