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.

Mostly Cloudy

43°F

6°C

Humidity 48%
Wind Speed W 12 G 20 mph
Barometer 29.85 in (1011.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 11 Jan 10:55 am EST
Extended Forecast for

Jonestown PA

  • Today

    Today: Scattered rain and snow showers between 2pm and 3pm. The snow could be heavy at times. Partly sunny, with a high near 42. Breezy, with a west wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Scattered
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Breezy, with a west wind 16 to 21 mph, with gusts as high as 34 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 42. West wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. West wind around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. West wind 5 to 9 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Scattered rain and snow showers between 2pm and 3pm. The snow could be heavy at times. Partly sunny, with a high near 42. Breezy, with a west wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 28. Breezy, with a west wind 16 to 21 mph, with gusts as high as 34 mph.
Monday
Mostly sunny, with a high near 42. West wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 28. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 46. West wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A chance of rain and snow showers before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jonestown PA
 40.39°N 76.47°W (Elev. 499 ft)
Last Update:
8:11 am EST Jan 11, 2026
Forecast Valid:
11am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation