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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Light Rain and Breezy

43°F

6°C

Humidity 86%
Wind Speed W 23 G 35 mph
Barometer 29.40 in (996.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 29 Dec 7:54 am EST
Extended Forecast for

2 Miles NW Loretto PA

Winter Weather Advisory December 29, 01:00pm until December 30, 01:00pm
High Wind Warning December 29, 08:28am until December 30, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
  •  
    High Wind Warning December 29, 08:28am until December 30, 04:00pm

    NOW until 4:00pm Tue

    High Wind Warning

  • Today

    High: 45 °F⇓

    Chance
    Rain/Snow and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: A chance of snow showers, mainly before 2am. Widespread blowing snow, mainly after 3am. Mostly cloudy, with a low around 16. Wind chill values as low as zero. Windy, with a west wind 26 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Chance Snow
    Showers and
    Blowing Snow

  • Tuesday

    Tuesday: A slight chance of snow showers between 7am and 1pm. Widespread blowing snow, mainly before 7am. Mostly cloudy, with a high near 22. Wind chill values as low as -5. Windy, with a west wind 22 to 26 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow Showers
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 17. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.

    Low: 17 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 27. Breezy, with a west wind 18 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Breezy.
    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 12 °F

    Snow Showers
    Likely

  • New Year's Day

    New Year's Day: A chance of snow showers before 1pm. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.

    High: 19 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of rain showers before 9am, then a chance of snow showers after 1pm. Patchy blowing snow after 5pm. Cloudy, with a temperature falling to around 23 by 5pm. Windy, with a west wind 23 to 30 mph, with gusts as high as 60 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow showers, mainly before 2am. Widespread blowing snow, mainly after 3am. Mostly cloudy, with a low around 16. Wind chill values as low as zero. Windy, with a west wind 26 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.
Tuesday
A slight chance of snow showers between 7am and 1pm. Widespread blowing snow, mainly before 7am. Mostly cloudy, with a high near 22. Wind chill values as low as -5. Windy, with a west wind 22 to 26 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 17. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Wednesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 27. Breezy, with a west wind 18 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
New Year's Day
A chance of snow showers before 1pm. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 22.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Loretto PA
 40.54°N 78.66°W (Elev. 1801 ft)
Last Update:
7:30 am EST Dec 29, 2025
Forecast Valid:
8am EST Dec 29, 2025-6pm EST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation