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

7 Miles NNW Mc Knightstown PA

Dense Fog Advisory November 20, 06:15am until November 20, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 20, 06:15am until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 42 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 35. Calm wind becoming southwest around 5 mph after midnight.

    Low: 35 °F

    Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Cloudy, with a high near 50. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Cloudy, with a low around 39. Light and variable wind becoming north around 6 mph in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A slight chance of rain before 1pm. Partly sunny, with a high near 47. North wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Today
Cloudy, with a high near 42. Calm wind.
Tonight
Cloudy, with a low around 35. Calm wind becoming southwest around 5 mph after midnight.
Friday
A chance of rain after 1pm. Cloudy, with a high near 50. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 1am. Cloudy, with a low around 39. Light and variable wind becoming north around 6 mph in the evening. 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 47. North wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Mc Knightstown PA
 40°N 77.41°W (Elev. 1982 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

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation