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.

A Few Clouds

72°F

22°C

Humidity 64%
Wind Speed SW 6 mph
Barometer 29.98 in (1015.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 May 8:53 pm EDT
Extended Forecast for

3 Miles WNW Mc Knightstown PA

  • Tonight

    Tonight: A chance of showers before 11pm. Mostly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Light west wind. Chance of precipitation is 20%.

    High: 83 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Light south wind. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers before 11pm. Mostly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Light west wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 62. Calm wind.
Monday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Light south wind. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 56. Chance of precipitation is 80%.
Thursday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mc Knightstown PA
 39.93°N 77.39°W (Elev. 1260 ft)
Last Update:
8:06 pm EDT May 16, 2026
Forecast Valid:
9pm EDT May 16, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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