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.

Mostly Cloudy

70°F

21°C

Humidity 87%
Wind Speed Calm
Barometer 30.11 in (1019.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 5 Aug 5:55 am EDT
Extended Forecast for

Palmyra PA

  • Today

    Today: Scattered showers before 1pm, then scattered showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Scattered
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Heat index values as high as 100. Southwest wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Slight Chance
    T-storms then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 69. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Scattered showers before 1pm, then scattered showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Heat index values as high as 100. Southwest wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon. 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 and thunderstorms between 8pm and 2am. Low around 69. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 90.
Monday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Palmyra PA
 40.31°N 76.6°W (Elev. 466 ft)
Last Update:
6:41 am EDT Aug 5, 2026
Forecast Valid:
6am EDT Aug 5, 2026-6pm EDT Aug 11, 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