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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

48°F

9°C

Humidity 25%
Wind Speed Vrbl 5 mph
Barometer 30.48 in (1032.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 8 Apr 8:54 pm EDT
Extended Forecast for

Montoursville PA

  • Tonight

    Tonight: Widespread frost after 2am. Otherwise, clear, with a low around 30. Southeast wind 3 to 5 mph.

    Low: 30 °F

    Clear then
    Frost

  • Thursday

    Thursday: Widespread frost before 9am. Otherwise, mostly sunny, with a high near 58. South wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 58 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. South wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 70. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread frost after 2am. Otherwise, clear, with a low around 30. Southeast wind 3 to 5 mph.
Thursday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 58. South wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 38. South wind around 6 mph becoming calm in the evening.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 70. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 83.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
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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:
8:05 pm EDT Apr 8, 2026
Forecast Valid:
9pm EDT Apr 8, 2026-6pm EDT Apr 15, 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