Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies

A storm system moving eastward will bring widespread showers and thunderstorms over parts of the Northern Plains to the Southern Plains and Upper Great Lakes through Friday. Heavy snow will continue over parts of the Northern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

44°F

7°C

Humidity 87%
Wind Speed NW 5 mph
Barometer 30.02 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 16 Oct 5:15 am EDT
Extended Forecast for

Perryman MD

  • Today

    Today: Sunny, with a high near 62. North wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. North wind around 7 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64. North wind 7 to 9 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm.  Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 8pm and 2am.  Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 8am.  Mostly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. North wind 7 to 13 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 38. North wind around 7 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 64. North wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 43. Calm wind.
Saturday
Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 68.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Perryman MD
 39.47°N 76.2°W (Elev. 30 ft)
4:29 am EDT Oct 16, 2025
5am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
 
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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