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Tropical Depression Nine Forms; Heavy Rainfall in the Southwest and Southeast this Weekend

Tropical Depression Nine has formed and will continue to slowly move to the north-northwest in the coming days. As the storm passes close to the east coast of Florida, tropical storm conditions are possible Sunday through Monday. Tropical Storm Watches have been issued. Significant uncertainty remains in the track and intensity, but chances for impacts to the Southeast are increasing. Read More >

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

70°F

21°C

Humidity 73%
Wind Speed N 5 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Sep 8:54 pm EDT
Extended Forecast for

South Williamsport PA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy dense fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 86. Light west wind.

    High: 86 °F

    Patchy Dense
    Fog then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Light north wind.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 58. Calm wind.
Sunday
Patchy dense fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 86. Light west wind.
Sunday Night
Mostly clear, with a low around 56. Light north wind.
Monday
Mostly sunny, with a high near 82. Calm wind.
Monday Night
Mostly cloudy, with a low around 57. Calm wind.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Williamsport PA
 41.24°N 76.99°W (Elev. 492 ft)
Last Update:
9:11 pm EDT Sep 27, 2025
Forecast Valid:
9pm EDT Sep 27, 2025-6pm EDT Oct 4, 2025
 
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