National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

48°F

9°C

Humidity 63%
Wind Speed S 5 mph
Barometer 29.97 in (1015.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Nov 8:54 am EST
Extended Forecast for

Westmont PA

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 61. Light west wind.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday

    Thursday: Rain, mainly before 2pm. High near 48. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely before 10pm, then a chance of rain and snow between 10pm and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 32. Northwest wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow showers before 1pm, then a chance of rain showers between 1pm and 4pm, then a chance of rain and snow showers after 4pm. Mostly cloudy, with a high near 40. Northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A chance of rain and snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 10pm, then a chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

Veterans Day
Partly sunny, with a high near 61. Light west wind.
Tonight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly before 2pm. High near 48. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely before 10pm, then a chance of rain and snow between 10pm and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 32. Northwest wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A chance of rain and snow showers before 1pm, then a chance of rain showers between 1pm and 4pm, then a chance of rain and snow showers after 4pm. Mostly cloudy, with a high near 40. Northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain and snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow showers before 10pm, then a chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westmont PA
 40.32°N 78.96°W (Elev. 1729 ft)
Last Update:
7:06 am EST Nov 11, 2026
Forecast Valid:
9am EST Nov 11, 2026-6pm EST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation