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

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

30°F

-1°C

Humidity 79%
Wind Speed SE 7 mph
Barometer 30.58 in (1036.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 2 Mar 11:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

Winter Weather Advisory March 3, 04:00am until March 3, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Snow and freezing rain likely, mainly after 5am. Cloudy, with a low around 27. Southeast wind around 6 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Wintry Mix
    Likely

  • Tuesday

    Tuesday: Rain, snow, freezing rain, and sleet, becoming all rain after 11am. High near 41. Southeast wind around 7 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.

    High: 41 °F

    Wintry Mix
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 1am. Low around 37. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 58. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow and freezing rain likely, mainly after 5am. Cloudy, with a low around 27. Southeast wind around 6 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Rain, snow, freezing rain, and sleet, becoming all rain after 11am. High near 41. Southeast wind around 7 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Tuesday Night
Rain, mainly before 1am. Low around 37. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 58. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain. Low around 45. Chance of precipitation is 80%.
Friday
Mostly cloudy, with a high near 62.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
A chance of showers after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
10:34 pm EST Mar 2, 2026
Forecast Valid:
12am EST Mar 3, 2026-6pm EDT Mar 9, 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