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

50°F

10°C

Humidity 86%
Wind Speed SW 3 mph
Barometer 30.05 in (1018.8 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Last update 9 Jan 6:53 pm EST
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 10am. Patchy fog between 1pm and 5pm. High near 45. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain Likely
    then Rain and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of rain, mainly between 7pm and 1am. Patchy dense fog between 7pm and 2am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain
    and Patchy
    Dense Fog

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 40. West wind 7 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 40 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. West wind 8 to 10 mph, with gusts as high as 31 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Saturday
Rain, mainly after 10am. Patchy fog between 1pm and 5pm. High near 45. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of rain, mainly between 7pm and 1am. Patchy dense fog between 7pm and 2am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 40. West wind 7 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 27. West wind 8 to 10 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
4:16 pm EST Jan 9, 2026
Forecast Valid:
7pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
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Additional Resources

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Chance of Precipitation