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.

Overcast

82°F

28°C

Humidity 53%
Wind Speed S 7 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 Jul 1:55 pm EDT
Extended Forecast for

Grantville PA

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 83. Light south wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 8pm. Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Scattered
    T-storms then
    Patchy Fog

  • Monday

    Monday: Scattered showers and thunderstorms, mainly after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind. Chance of precipitation is 30%.

    High: 86 °F

    Patchy Fog
    then
    Scattered
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 66. Light southeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Scattered
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 7am and 8am, then showers and possibly a thunderstorm after 8am. High near 80. Southeast wind 5 to 9 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 80 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 83. Light south wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms before 8pm. Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Scattered showers and thunderstorms, mainly after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 66. Light southeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms between 7am and 8am, then showers and possibly a thunderstorm after 8am. High near 80. Southeast wind 5 to 9 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Grantville PA
 40.39°N 76.7°W (Elev. 495 ft)
Last Update:
2:21 pm EDT Jul 26, 2026
Forecast Valid:
2pm EDT Jul 26, 2026-6pm EDT Aug 1, 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