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Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Overcast

69°F

21°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.11 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 28 Jun 9:45 am EDT
Extended Forecast for

Perryman MD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 90 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 67.
Independence Day
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perryman MD
 39.47°N 76.2°W (Elev. 30 ft)
Last Update:
7:30 am EDT Jun 28, 2025
Forecast Valid:
9am EDT Jun 28, 2025-6pm EDT Jul 4, 2025
 
Forecast Discussion
 
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Additional Resources

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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