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

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

44°F

7°C

Humidity 83%
Wind Speed W 10 mph
Barometer 30.22 in (1023.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 6 Oct 8:54 am EDT
Extended Forecast for

South Williamsport PA

  • Today

    Today: Sunny, with a high near 63. West wind 3 to 5 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 71. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 73. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

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

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 63. West wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 39. Calm wind.
Wednesday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 71. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 48. Light and variable wind.
Thursday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 73. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 70.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Columbus Day
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Williamsport PA
 41.24°N 76.99°W (Elev. 492 ft)
Last Update:
8:31 am EDT Oct 6, 2026
Forecast Valid:
9am EDT Oct 6, 2026-6pm EDT Oct 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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