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

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

A Few Clouds

79°F

26°C

Humidity 54%
Wind Speed Vrbl 6 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 28 Aug 12:54 pm EDT
Extended Forecast for

Montoursville PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. North wind around 6 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. North wind around 5 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 79. Calm wind.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 59. Calm wind.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 80. North wind around 6 mph.
Tonight
Mostly clear, with a low around 53. North wind around 5 mph becoming calm after midnight.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 79. Calm wind.
Saturday Night
Increasing clouds, with a low around 59. Calm wind.
Sunday
Partly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montoursville PA
 41.26°N 76.93°W (Elev. 531 ft)
Last Update:
1:41 pm EDT Aug 28, 2026
Forecast Valid:
1pm EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
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