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

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Mostly Cloudy

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 21 Aug 11:35 pm EDT
Extended Forecast for

Rising Sun MD

  • Overnight

    Overnight: A chance of showers, mainly after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 76. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. Light southeast wind. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 80. Calm wind becoming west 5 to 8 mph in the morning.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Light west wind.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

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

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 76. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. Light southeast wind. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 80. Calm wind becoming west 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 59. Light west wind.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rising Sun MD
 39.72°N 76.07°W (Elev. 436 ft)
Last Update:
10:53 pm EDT Aug 21, 2026
Forecast Valid:
12am EDT Aug 22, 2026-6pm EDT Aug 28, 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