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

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

31°F

-1°C

Humidity 92%
Wind Speed NW 7 mph
Barometer 30.12 in (1021.8 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill24°F (-4°C)
Last update 20 Apr 6:54 am EDT
Extended Forecast for

Revloc PA

Freeze Warning April 21, 12:00am until April 21, 09:00am
Freeze Warning April 20, 07:24am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning
...
  •  
    Freeze Warning April 20, 07:24am until April 20, 09:00am

    NOW until 9:00am Mon

    Freeze Warning

  • Today

    High: 42 °F

    Isolated Snow
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Widespread frost after 5am. Otherwise, mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Sunny, with a high near 58. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 48. South wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 65. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Today
Isolated snow showers before 10am. Partly sunny, with a high near 42. Northwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tonight
Widespread frost after 5am. Otherwise, mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 58. Light southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 48. South wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 65. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 50.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Saturday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
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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:
2:21 am EDT Apr 20, 2026
Forecast Valid:
7am EDT Apr 20, 2026-6pm EDT Apr 26, 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