National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Mostly Cloudy

75°F

24°C

Humidity 52%
Wind Speed W 7 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Apr 1:56 pm EDT
Extended Forecast for

Harrisburg International Airport PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Northwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Patchy fog after 2am. Low around 53. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers between 8am and 11am. Patchy fog before 11am. Otherwise, cloudy, with a high near 56. East wind 7 to 11 mph. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Cloudy

  • Thursday Night

    Thursday Night: A chance of showers between 7pm and 8pm. Cloudy, with a low around 48. East wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 77. Southeast wind 7 to 14 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Northwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Patchy fog after 2am. Low around 53. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 8am and 11am. Patchy fog before 11am. Otherwise, cloudy, with a high near 56. East wind 7 to 11 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers between 7pm and 8pm. Cloudy, with a low around 48. East wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 77. Southeast wind 7 to 14 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Sunday
Showers, mainly before 2pm. High near 68. Chance of precipitation is 80%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
2:21 pm EDT Apr 1, 2026
Forecast Valid:
2pm EDT Apr 1, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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