Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles SE Williamstown PA

Frost Advisory until April 12, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory until April 12, 08:00am

    NOW until 8:00am Sun

    Frost Advisory

  • Today

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. South wind 8 to 10 mph, with gusts as high as 24 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly after 2pm.  Mostly cloudy, with a high near 73. South wind 7 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 55. West wind 6 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 79. Southwest wind 6 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 60. South wind 5 to 11 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 48. South wind 8 to 10 mph, with gusts as high as 24 mph.
Monday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 73. South wind 7 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 55. West wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 79. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 81.
Thursday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Williamstown PA
 40.56°N 76.59°W (Elev. 1447 ft)
6:21 am EDT Apr 12, 2026
6am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database