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Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

27°F

-3°C

Humidity 61%
Wind Speed NW 13 mph
Barometer 30.00 in (1017.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 24 Feb 1:53 am EST
Extended Forecast for

Williamson PA

  • Overnight

    Overnight: Partly cloudy, with a low around 21. Northwest wind around 10 mph, with gusts as high as 24 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly after midnight. Increasing clouds, with a low around 27. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 27 °F

    Slight Chance
    Snow then
    Chance Snow

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. Northwest wind around 10 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 36. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of snow, mainly after midnight. Increasing clouds, with a low around 27. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 6 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
A chance of snow showers. Partly sunny, with a high near 35. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williamson PA
 39.86°N 77.78°W (Elev. 548 ft)
Last Update:
2:16 am EST Feb 24, 2026
Forecast Valid:
2am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation