Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

67°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 9 Sep 4:35 am EDT
Extended Forecast for

Bel Air South MD

  • Today

    Today: Mostly sunny, with a high near 86. South wind 5 to 13 mph, with gusts as high as 18 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 71. South wind around 11 mph, with gusts as high as 22 mph.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86. West wind 6 to 8 mph.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am.  Mostly cloudy, with a low around 65. Northwest wind 3 to 5 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 81. North wind 5 to 7 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm.  Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 86. South wind 5 to 13 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 71. South wind around 11 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 86. West wind 6 to 8 mph.
Thursday Night
Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 65. Northwest wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 81. North wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Bel Air South MD
 39.51°N 76.34°W (Elev. 249 ft)
4:53 am EDT Sep 9, 2026
4am EDT Sep 9, 2026-6pm EDT Sep 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database