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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Heavy Snow Freezing Fog and Breezy

27°F

-3°C

Humidity 96%
Wind Speed W 25 G 38 mph
Barometer 29.85 in (1012.6 mb)
Dewpoint 26°F (-3°C)
Visibility 0.25 mi
Wind Chill12°F (-11°C)
Last update 11 Jan 10:54 am EST
Extended Forecast for

Cassandra PA

Wind Advisory until January 12, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until January 12, 01:00am

    NOW until 1:00am Mon

    Wind Advisory

  • Today

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Tonight

    Tonight: Snow showers likely, mainly before 10pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 24. Breezy, with a west wind 18 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 35. West wind 13 to 16 mph, with gusts as high as 29 mph.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

Today
Snow showers. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 33. Breezy, with a west wind 15 to 22 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before 10pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 24. Breezy, with a west wind 18 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 35. West wind 13 to 16 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 42. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after 1pm. Cloudy, with a high near 40. Chance of precipitation is 70%.
Wednesday Night
Rain showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cassandra PA
 40.4°N 78.65°W (Elev. 1699 ft)
Last Update:
8:11 am EST Jan 11, 2026
Forecast Valid:
11am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation