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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Partly Cloudy

9°F

-13°C

Humidity 70%
Wind Speed W 10 mph
Barometer 30.04 in (1022.0 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 2 Feb 12:54 am EST
Extended Forecast for

Revloc PA

Cold Weather Advisory until February 2, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 2, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Overnight

    Low: 3 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 21. Wind chill values as low as -10. West wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 21 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. West wind around 6 mph.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 27. West wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 7. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 7 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 18.

    High: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 3. Wind chill values as low as -10. West wind around 10 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 21. Wind chill values as low as -10. West wind 7 to 10 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 14. West wind around 6 mph.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 27. West wind 6 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 7. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 19.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Mostly cloudy, with a high near 18.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Snow. High near 27. Chance of precipitation is 80%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0. Chance of precipitation is 30%.
Saturday
Partly sunny and cold, with a high near 9.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Mostly cloudy, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Revloc PA
 40.48°N 78.76°W (Elev. 2060 ft)
Last Update:
1:44 am EST Feb 2, 2026
Forecast Valid:
1am EST Feb 2, 2026-6pm EST Feb 8, 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