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

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

61°F

16°C

Humidity 100%
Wind Speed Vrbl 5 mph
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Oct 3:35 pm EDT
Extended Forecast for

Bel Air South MD

  • This Afternoon

    This Afternoon: Areas of drizzle with a chance of showers. Cloudy, with a high near 63. Northeast wind around 6 mph. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: Patchy fog before 1am. Otherwise, mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Patchy Fog

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Northwest wind around 6 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Northwest wind around 6 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Areas of drizzle with a chance of showers. Cloudy, with a high near 63. Northeast wind around 6 mph. Chance of precipitation is 30%.
Tonight
Patchy fog before 1am. Otherwise, mostly cloudy, with a low around 55. Calm wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Monday Night
Clear, with a low around 45. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 64. Northwest wind around 6 mph.
Tuesday Night
Clear, with a low around 46.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A slight chance of showers. Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bel Air South MD
 39.5°N 76.31°W (Elev. 240 ft)
Last Update:
2:23 pm EDT Oct 4, 2026
Forecast Valid:
3pm EDT Oct 4, 2026-6pm EDT Oct 11, 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