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

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Rain Fog/Mist

67°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in (1015.5 mb)
Dewpoint 65°F (18°C)
Visibility 3.00 mi
Last update 20 Aug 2:54 pm EDT
Extended Forecast for

3 Miles N Muncy PA

Flood Watch August 20, 03:23pm until August 20, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 20, 03:23pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Flood Watch

  • This Afternoon

    High: 71 °F

    Rain

  • Tonight

    Tonight: A chance of rain before 8pm. Patchy fog before 10pm, then patchy fog after 11pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 56. Light north wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly between 2am and 3am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers and
    Areas Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

This Afternoon
Rain. High near 71. Light northeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
A chance of rain before 8pm. Patchy fog before 10pm, then patchy fog after 11pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 56. Light north wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly sunny, with a high near 82. Calm wind.
Friday Night
A chance of showers, mainly between 2am and 3am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Muncy PA
 41.24°N 76.79°W (Elev. 548 ft)
Last Update:
2:41 pm EDT Aug 20, 2026
Forecast Valid:
3pm EDT Aug 20, 2026-6pm EDT Aug 27, 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