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

Hazardous Weather Conditions

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

Fair

44°F

7°C

Humidity 88%
Wind Speed Calm
Barometer 30.09 in (1019.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 6 Oct 10:55 pm EDT
Extended Forecast for

2 Miles NNW Mount Gretna PA

  • Overnight

    Overnight: Clear, with a low around 40. Calm wind.

    Low: 40 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. South wind 3 to 8 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Northwest wind 3 to 7 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 40. Calm wind.
Wednesday
Sunny, with a high near 71. Light south wind becoming southwest 6 to 11 mph in the morning.
Wednesday Night
Mostly clear, with a low around 52. South wind 3 to 8 mph.
Thursday
Sunny, with a high near 76. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 49. Northwest wind 3 to 7 mph.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Columbus Day
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Mount Gretna PA
 40.28°N 76.49°W (Elev. 499 ft)
Last Update:
12:11 am EDT Oct 7, 2026
Forecast Valid:
12am EDT Oct 7, 2026-6pm EDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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