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

80°F

27°C

Humidity 61%
Wind Speed W 6 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 14 Oct 4:58 pm EDT
Extended Forecast for

Palmyra PA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. North wind 7 to 9 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly before 5am. Low around 56. Southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 80. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 44. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Breezy.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Areas of frost after 1am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Areas Frost
    then Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 53. North wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 65. Northeast wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Showers, mainly before 5am. Low around 56. Southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 80. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 44. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 53. Breezy.
Saturday Night
Areas of frost after 1am. Otherwise, mostly clear, with a low around 34.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Palmyra PA
 40.31°N 76.6°W (Elev. 466 ft)
Last Update:
2:21 pm EDT Oct 14, 2026
Forecast Valid:
5pm EDT Oct 14, 2026-6pm EDT Oct 21, 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