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

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

Overcast

73°F

23°C

Humidity 64%
Wind Speed E 6 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Aug 2:55 pm EDT
Extended Forecast for

Jonestown PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. East wind 3 to 7 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. Southeast wind around 7 mph.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 62. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Southeast wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. East wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 76. Southeast wind around 7 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 62. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Southeast wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jonestown PA
 40.41°N 76.47°W (Elev. 482 ft)
Last Update:
6:49 am EDT Aug 18, 2025
Forecast Valid:
3pm EDT Aug 18, 2025-6pm EDT Aug 25, 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