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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Overcast

74°F

23°C

Humidity 100%
Wind Speed S 12 mph
Barometer 29.76 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 18 Jun 12:55 am EDT
Extended Forecast for

Bel Air MD

  • Overnight

    Overnight: Cloudy, with a low around 69. South wind around 9 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Breezy, with a south wind 15 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 92 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. West wind 6 to 11 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Cloudy through mid morning, then gradual clearing, with a high near 83. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 83 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Northwest wind around 8 mph, with gusts as high as 18 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 69. South wind around 9 mph, with gusts as high as 20 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Breezy, with a south wind 15 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 66. West wind 6 to 11 mph, with gusts as high as 23 mph.
Juneteenth
Cloudy through mid morning, then gradual clearing, with a high near 83. West wind 7 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 61. Northwest wind around 8 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bel Air MD
 39.53°N 76.36°W (Elev. 331 ft)
Last Update:
10:53 pm EDT Jun 17, 2026
Forecast Valid:
1am EDT Jun 18, 2026-6pm EDT Jun 24, 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