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Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

Overcast

38°F

3°C

Humidity 88%
Wind Speed Calm
Barometer 30.10 in (1020.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 16 Feb 1:55 pm EST
Extended Forecast for

Williamstown PA

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy dense fog between 8pm and 3am. Otherwise, mostly cloudy, with a low around 32. Light south wind.

    Low: 32 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind around 5 mph becoming calm in the afternoon.

    High: 50 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Cloudy, with a high near 51. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain. High near 43. Chance of precipitation is 80%.

    High: 43 °F

    Rain

Detailed Forecast

Washington's Birthday
Mostly cloudy, with a high near 42. Calm wind.
Tonight
Patchy dense fog between 8pm and 3am. Otherwise, mostly cloudy, with a low around 32. Light south wind.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 36. Calm wind.
Wednesday
Rain likely, mainly after 1pm. Cloudy, with a high near 51. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly cloudy, with a high near 50.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Rain. High near 43. Chance of precipitation is 80%.
Friday Night
A chance of rain before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
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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:
2:26 pm EST Feb 16, 2026
Forecast Valid:
2pm EST Feb 16, 2026-6pm EST Feb 22, 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