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.

Light Rain Fog/Mist

59°F

15°C

Humidity 98%
Wind Speed E 3 mph
Barometer 30.08 in (1018.9 mb)
Dewpoint 58°F (14°C)
Visibility 2.75 mi
Last update 25 May 2:55 am EDT
Extended Forecast for

3 Miles SW Jonestown PA

  • Overnight

    Overnight: Showers. Low around 54. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers

  • Memorial Day

    Memorial Day: Showers likely before 11am, then a slight chance of showers after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 78. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Showers
    Likely and
    Patchy Fog
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog before midnight, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 54. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Memorial Day
Showers likely before 11am, then a slight chance of showers after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 78. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Patchy fog before midnight, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Calm wind.
Tuesday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 81. Calm wind.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Jonestown PA
 40.4°N 76.53°W (Elev. 430 ft)
Last Update:
2:21 am EDT May 25, 2026
Forecast Valid:
3am EDT May 25, 2026-6pm EDT May 31, 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