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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Overcast

48°F

9°C

Humidity 58%
Wind Speed E 8 mph
Barometer 30.02 in (1016.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 Apr 3:54 am EDT
Extended Forecast for

Montoursville PA

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 66. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Scattered
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Light north wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 2am. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 66. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Thursday
Sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 46. Light north wind.
Friday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Saturday
Showers. High near 52. Chance of precipitation is 80%.
Saturday Night
Showers, mainly before 2am. Low around 42. Chance of precipitation is 80%.
Sunday
A chance of showers before 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 66.
Monday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Tuesday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
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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:
3:06 am EDT Apr 22, 2026
Forecast Valid:
4am EDT Apr 22, 2026-6pm EDT Apr 28, 2026
 
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