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.

Partly Cloudy

78°F

26°C

Humidity 69%
Wind Speed W 5 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 4 Sep 8:55 am EDT
Extended Forecast for

Annville PA

  • Today

    Today: Mostly sunny, with a high near 87. Northwest wind 6 to 10 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Calm wind becoming north 5 to 9 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. North wind around 6 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Northeast wind 5 to 7 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 87. Northwest wind 6 to 10 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming north 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 57. North wind around 6 mph.
Sunday
Sunny, with a high near 79. Northeast wind 5 to 7 mph.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 55.
Labor Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annville PA
 40.33°N 76.51°W (Elev. 404 ft)
Last Update:
8:06 am EDT Sep 4, 2026
Forecast Valid:
9am EDT Sep 4, 2026-6pm EDT Sep 10, 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