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

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fog

33°F

1°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 29.98 in (1017.3 mb)
Dewpoint 33°F (1°C)
Visibility 0.25 mi
Last update 16 Feb 5:54 am EST
Extended Forecast for

4 Miles WNW Gray PA

Dense Fog Advisory February 16, 06:37am until February 16, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory February 16, 06:37am until February 16, 11:00am

    NOW until 11:00am Mon

    Dense Fog Advisory

  • Washington's Birthday

    High: 43 °F

    Dense Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West wind 6 to 8 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. West wind 5 to 8 mph.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Cloudy, with a low around 40. South wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Cloudy then
    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 52. Southwest wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain after 1pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

Detailed Forecast

Washington's Birthday
Widespread dense fog, mainly before 8am. Otherwise, mostly cloudy, with a high near 43. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 34. West wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 49. West wind 5 to 8 mph.
Tuesday Night
A chance of rain after 1am. Cloudy, with a low around 40. South wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
Rain. High near 52. Southwest wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain after 1pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Gray PA
 40.23°N 79.12°W (Elev. 2635 ft)
Last Update:
3:52 am EST Feb 16, 2026
Forecast Valid:
6am EST Feb 16, 2026-6pm EST Feb 22, 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