Severe Thunderstorms in the Northern Plains; Heavy Rainfall in the Mississippi and Tennessee Valleys; Critical Fire Weather in the Southwest

Severe thunderstorms, with a significant wind threat, will continue through tonight across the northern Plains. Wind gusts of 60 to 100 mph are possible. Heavy rainfall will continue through tonight from Oklahoma into Missouri, and in the Tennessee Valley through Monday. Critical fire weather conditions continue in the Southwest through Tuesday. Read More >

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

59°F

15°C

Humidity 83%
Wind Speed Calm
Barometer 30.15 in (1020.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 8 Jun 4:54 am EDT
Extended Forecast for

Montoursville PA

  • Today

    Today: Patchy fog before 7am.  Otherwise, sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Southeast wind around 7 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. South wind 6 to 9 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely after 2am.  Mostly cloudy, with a low around 64. South wind 5 to 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 87. Southeast wind 5 to 7 mph becoming southwest in the afternoon.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny and hot, with a high near 95. Chance of precipitation is 60%.

    High: 95 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm.  Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the morning.
Tonight
Increasing clouds, with a low around 57. Southeast wind around 7 mph.
Tuesday
Mostly sunny, with a high near 87. South wind 6 to 9 mph.
Tuesday Night
Showers likely after 2am. Mostly cloudy, with a low around 64. South wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 87. Southeast wind 5 to 7 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 95. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 63.
Sunday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Montoursville PA
 41.23°N 76.93°W (Elev. 495 ft)
5:11 am EDT Jun 8, 2026
5am EDT Jun 8, 2026-6pm EDT Jun 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database