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

74°F

23°C

Humidity 55%
Wind Speed E 3 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 25 Jun 9:55 am EDT
Extended Forecast for

Williamstown PA

  • Today

    Today: Mostly sunny, with a high near 86. South wind 3 to 8 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers

  • Friday

    Friday: Partly sunny, with a high near 85. West wind 3 to 7 mph.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Increasing clouds, with a low around 61. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. East wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. South wind 3 to 8 mph.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 85. West wind 3 to 7 mph.
Friday Night
Showers likely, mainly after 2am. Increasing clouds, with a low around 61. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. East wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny and hot, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williamstown PA
 40.58°N 76.61°W (Elev. 699 ft)
Last Update:
8:36 am EDT Jun 25, 2026
Forecast Valid:
10am EDT Jun 25, 2026-6pm EDT Jul 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