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.

Fair

44°F

7°C

Humidity 38%
Wind Speed Vrbl 3 mph
Barometer 30.40 in (1030.9 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 24 Mar 1:53 pm EDT
Extended Forecast for

Williamson PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. Light south wind.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. South wind around 6 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. Light south wind.
Tonight
Mostly cloudy, with a low around 33. Calm wind.
Wednesday
Mostly cloudy, with a high near 57. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 45. South wind around 6 mph.
Thursday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Showers, mainly after 2am. Low around 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 8am. High near 57. Chance of precipitation is 80%.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamson PA
 39.86°N 77.81°W (Elev. 545 ft)
Last Update:
2:06 pm EDT Mar 24, 2026
Forecast Valid:
2pm EDT Mar 24, 2026-6pm EDT Mar 30, 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