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

Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

54°F

12°C

Humidity 40%
Wind Speed W 8 mph
Barometer 29.93 in (1014.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 2 May 2:53 pm EDT
Extended Forecast for

Chambersburg PA

Frost Advisory May 2, 11:00pm until May 3, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, sunny, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Light south wind.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 52. Light south wind. Chance of precipitation is 20%.

    Low: 52 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 8am. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

Detailed Forecast

Tonight
Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 42. Light south wind.
Monday
Mostly sunny, with a high near 73. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 52. Light south wind. Chance of precipitation is 20%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
Showers, mainly after 8am. High near 72. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 56. Chance of precipitation is 80%.
Thursday
Showers. High near 68. Chance of precipitation is 80%.
Thursday Night
Showers likely. Partly cloudy, with a low around 42. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
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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:
2:21 pm EDT May 2, 2026
Forecast Valid:
3pm EDT May 2, 2026-6pm EDT May 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