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

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

A Few Clouds

61°F

16°C

Humidity 52%
Wind Speed N 10 mph
Barometer 30.18 in (1022.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 3 Oct 4:53 am EDT
Extended Forecast for

3 Miles SW McKnightstown PA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 68. Northeast wind 3 to 7 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A chance of light rain, mainly after 5am. Increasing clouds, with a low around 55. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Light Rain

  • Sunday

    Sunday: Light rain likely, mainly after 3pm. Cloudy, with a high near 64. Light east wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Light Rain
    Likely

  • Sunday Night

    Sunday Night: Areas of fog. Otherwise, cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Areas Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 68. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 68. Northeast wind 3 to 7 mph.
Tonight
A chance of light rain, mainly after 5am. Increasing clouds, with a low around 55. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Light rain likely, mainly after 3pm. Cloudy, with a high near 64. Light east wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Areas of fog. Otherwise, cloudy, with a low around 56. Calm wind.
Monday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 68. Light west wind becoming northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW McKnightstown PA
 39.84°N 77.35°W (Elev. 748 ft)
Last Update:
2:46 am EDT Oct 3, 2026
Forecast Valid:
5am EDT Oct 3, 2026-6pm EDT Oct 9, 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