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

35°F

2°C

Humidity 93%
Wind Speed E 3 mph
Barometer 30.21 in (1024.5 mb)
Dewpoint 33°F (1°C)
Visibility 8.00 mi
Last update 20 Nov 5:53 am EST
Extended Forecast for

Chambersburg PA

Dense Fog Advisory November 20, 06:06am until November 20, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 20, 06:06am until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 47 °F

    Patchy Dense
    Fog then
    Cloudy

  • Tonight

    Tonight: Patchy fog between midnight and 4am. Otherwise, cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Cloudy then
    Patchy Fog

  • Friday

    Friday: A chance of rain, mainly after 1pm. Cloudy, with a high near 56. Light south wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Cloudy, with a low around 43. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A slight chance of rain before 1pm. Partly sunny, with a high near 53. North wind around 6 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Rain

  • Saturday Night

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

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Today
Patchy dense fog before 8am. Otherwise, cloudy, with a high near 47. Calm wind.
Tonight
Patchy fog between midnight and 4am. Otherwise, cloudy, with a low around 40. Calm wind.
Friday
A chance of rain, mainly after 1pm. Cloudy, with a high near 56. Light south wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 1am. Cloudy, with a low around 43. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A slight chance of rain before 1pm. Partly sunny, with a high near 53. North wind around 6 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Wednesday
Partly sunny, with a high near 62.
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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:
4:51 am EST Nov 20, 2025
Forecast Valid:
6am EST Nov 20, 2025-6pm EST Nov 26, 2025
 
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