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

40°F

4°C

Humidity 70%
Wind Speed NW 6 mph
Barometer 29.95 in (1015.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 3 May 2:53 am EDT
Extended Forecast for

Chambersburg PA

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

    NOW until 9:00am Sun

    Frost Advisory

  • Overnight

    Low: 34 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 62 °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 6 to 9 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 54. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.

    High: 71 °F

    Showers

Detailed Forecast

Overnight
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 34. Light northwest wind.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 6 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 6 to 9 mph.
Monday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 54. South wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Wednesday
Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 43. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 62. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
2:21 am EDT May 3, 2026
Forecast Valid:
3am EDT May 3, 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