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

Heavy to Excessive Rainfall for the Southwest;

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

A Few Clouds

45°F

7°C

Humidity 80%
Wind Speed SW 3 mph
Barometer 30.33 in (1027.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 9 Oct 12:54 am EDT
Extended Forecast for

Montoursville PA

Freeze Watch October 9, 11:00pm until October 10, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: Mostly clear, with a low around 41. Northwest wind around 7 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60. North wind 7 to 11 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 4am. Otherwise, clear, with a low around 32. Northeast wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Clear then
    Frost

  • Friday

    Friday: Widespread frost before 9am. Otherwise, sunny, with a high near 63. Light and variable wind becoming south 6 to 11 mph in the afternoon.

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. South wind around 6 mph becoming calm after midnight.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Northwest wind around 7 mph.
Thursday
Sunny, with a high near 60. North wind 7 to 11 mph.
Thursday Night
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 32. Northeast wind around 5 mph becoming calm in the evening.
Friday
Widespread frost before 9am. Otherwise, sunny, with a high near 63. Light and variable wind becoming south 6 to 11 mph in the afternoon.
Friday Night
Mostly clear, with a low around 42. South wind around 6 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Columbus Day
A chance of showers before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 69.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montoursville PA
 41.26°N 76.93°W (Elev. 531 ft)
Last Update:
1:16 am EDT Oct 9, 2025
Forecast Valid:
1am EDT Oct 9, 2025-6pm EDT Oct 15, 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