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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast and Breezy

17°F

-8°C

Humidity 64%
Wind Speed W 24 G 38 mph
Barometer 29.78 in (1012.0 mb)
Dewpoint 7°F (-14°C)
Visibility 7.00 mi
Wind Chill-1°F (-18°C)
Last update 30 Dec 11:54 am EST
Extended Forecast for

Revloc PA

Wind Advisory December 30, 12:42pm until December 30, 04:00pm
Winter Weather Advisory December 30, 12:42pm until December 30, 01:00pm
Click here for hazard details and duration
Wind Advisory
...
  •  
    Wind Advisory December 30, 12:42pm until December 30, 04:00pm
    Winter Weather Advisory December 30, 12:42pm until December 30, 01:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 21 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: A chance of snow showers, mainly after 1am. Cloudy, with a low around 17. West wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    Low: 17 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 5pm. Mostly cloudy, with a high near 25. West wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 1am. Low around 12. Wind chill values as low as zero. Breezy, with a west wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 12 °F

    Snow Showers
    and Breezy

  • New Year's Day

    New Year's Day: A slight chance of snow showers before 1pm. Partly sunny, with a high near 17. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 17 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of snow showers. Mostly cloudy, with a high near 21. Breezy, with a west wind 18 to 21 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.
Tonight
A chance of snow showers, mainly after 1am. Cloudy, with a low around 17. West wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Wednesday
Snow showers likely, mainly after 5pm. Mostly cloudy, with a high near 25. West wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow showers, mainly before 1am. Low around 12. Wind chill values as low as zero. Breezy, with a west wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
New Year's Day
A slight chance of snow showers before 1pm. Partly sunny, with a high near 17. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
A chance of rain and snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Revloc PA
 40.48°N 78.76°W (Elev. 2060 ft)
Last Update:
12:31 pm EST Dec 30, 2025
Forecast Valid:
12pm EST Dec 30, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation