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Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Rain Fog/Mist

34°F

1°C

Humidity 97%
Wind Speed Calm
Barometer 29.99 in (1016.0 mb)
Dewpoint 33°F (1°C)
Visibility 2.50 mi
Last update 22 Feb 8:56 am EST
Extended Forecast for

Hummelstown PA

Winter Storm Warning until February 23, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until February 23, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • Today

    High: 38 °F

    Rain/Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Patchy blowing snow after 3am. Low around 31. North wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 31 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 7am. Patchy blowing snow before 11am. Cloudy, with a high near 37. Breezy, with a northwest wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Today
Snow, possibly mixed with rain. High near 38. Northeast wind 3 to 8 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. The snow could be heavy at times. Patchy blowing snow after 3am. Low around 31. North wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow likely, mainly before 7am. Patchy blowing snow before 11am. Cloudy, with a high near 37. Breezy, with a northwest wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 9 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
A chance of rain and snow showers before 1pm, then rain showers likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hummelstown PA
 40.26°N 76.7°W (Elev. 427 ft)
Last Update:
8:45 am EST Feb 22, 2026
Forecast Valid:
9am EST Feb 22, 2026-6pm EST Feb 28, 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