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

Excessive Rainfall Areas Today; Tropical Storm Jerry Forms

Heavy to excessive rainfall is possible today and tonight ahead of and along a cold front crossing portions of Kentucky, middle Tennessee, the Ohio Valley and New Mexico. Tropical Storm Jerry, the tenth named storm of the 2025 season, has formed over the central tropical Atlantic. Jerry is expected to be near or north of the northern Leeward Islands on Thursday and Friday. Read More >

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

76°F

24°C

Humidity 64%
Wind Speed S 9 G 17 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 7 Oct 6:56 pm EDT
Extended Forecast for

Marietta PA

  • Tonight

    Tonight: Showers. Low around 63. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 69. North wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers
    Likely then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. North wind 10 to 14 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 9 to 11 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. North wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers. Low around 63. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 69. North wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Mostly clear, with a low around 47. North wind 10 to 14 mph.
Thursday
Sunny, with a high near 61. North wind 9 to 11 mph.
Thursday Night
Clear, with a low around 41. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 46.
Saturday
Partly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 51.
Columbus Day
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta PA
 40.04°N 76.56°W (Elev. 299 ft)
Last Update:
2:05 pm EDT Oct 7, 2025
Forecast Valid:
7pm EDT Oct 7, 2025-6pm EDT Oct 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation