Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Snow Fog/Mist

28°F

-2°C

Humidity 88%
Wind Speed NW 18 G 33 mph
Barometer 29.62 in (1003.5 mb)
Dewpoint 25°F (-4°C)
Visibility 1.00 mi
Wind Chill15°F (-9°C)
Last update 1 Jan 3:56 am EST
Extended Forecast for

Hallam PA

Snow Squall Warning until January 1, 04:45am
Click here for hazard details and duration
Snow Squall Warning
  •  
    Snow Squall Warning until January 1, 04:45am

    NOW until 4:45am Thu

    Snow Squall Warning

  • Overnight

    Low: 24 °F

    Heavy Snow

  • New Year's Day

    New Year's Day: Mostly cloudy, then gradually becoming sunny, with a high near 27. Northwest wind 13 to 18 mph, with gusts as high as 31 mph.

    High: 27 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. West wind 6 to 8 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. West wind around 7 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow showers. The snow could be heavy at times. Low around 24. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
New Year's Day
Mostly cloudy, then gradually becoming sunny, with a high near 27. Northwest wind 13 to 18 mph, with gusts as high as 31 mph.
Thursday Night
Mostly cloudy, with a low around 21. West wind 6 to 8 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind 6 to 10 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 20. West wind around 7 mph.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Hallam PA
 40.02°N 76.6°W (Elev. 522 ft)
3:11 am EST Jan 1, 2026
4am EST Jan 1, 2026-6pm EST Jan 7, 2026
 
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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