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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

41°F

5°C

Humidity 89%
Wind Speed Calm
Barometer 29.95 in (1014.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 1 May 4:56 am EDT
Extended Forecast for

4 Miles W Lawn PA

  • Today

    Today: A chance of rain, mainly after 5pm. Increasing clouds, with a high near 63. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Sunny then
    Chance Rain

  • Tonight

    Tonight: A chance of rain before 10pm, then a chance of showers between 10pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 43. West wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 60. Northwest wind around 8 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Northwest wind around 7 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly sunny, with a high near 78. Breezy. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

Detailed Forecast

Today
A chance of rain, mainly after 5pm. Increasing clouds, with a high near 63. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain before 10pm, then a chance of showers between 10pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 43. West wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 60. Northwest wind around 8 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Northwest wind around 7 mph.
Sunday
Sunny, with a high near 59. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 78. Breezy. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 71. Breezy. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 64. Breezy. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Lawn PA
 40.21°N 76.62°W (Elev. 489 ft)
Last Update:
4:38 am EDT May 1, 2026
Forecast Valid:
5am EDT May 1, 2026-6pm EDT May 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation