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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Light Snow

23°F

-5°C

Humidity 81%
Wind Speed NW 18 G 31 mph
Barometer 29.81 in (1012.4 mb)
Dewpoint 18°F (-8°C)
Visibility 3.00 mi
Wind Chill9°F (-13°C)
Last update 22 Feb 11:54 pm EST
Extended Forecast for

Cassandra PA

Winter Storm Warning February 23, 12:10am until February 24, 01:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 23, 12:10am until February 24, 01:00am

    NOW until 1:00am Tue

    Winter Storm Warning

  • Overnight

    Low: 27 °F

    Snow

  • Monday

    Monday: A chance of snow, mainly between 1pm and 2pm. Patchy blowing snow before 1pm. Cloudy, with a high near 32. Northwest wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 13. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 29. Wind chill values as low as zero. West wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 29 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers. Low around 23. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Snow Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: Rain and snow showers likely. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Snow. Low around 27. Northwest wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow, mainly between 1pm and 2pm. Patchy blowing snow before 1pm. Cloudy, with a high near 32. Northwest wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Monday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 13. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 29. Wind chill values as low as zero. West wind 8 to 14 mph, with gusts as high as 28 mph.
Tuesday Night
Snow showers. Low around 23. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Thursday
Rain and snow showers likely. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Sunny, with a high near 54.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cassandra PA
 40.4°N 78.65°W (Elev. 1699 ft)
Last Update:
7:06 pm EST Feb 22, 2026
Forecast Valid:
12am EST Feb 23, 2026-6pm EST Mar 1, 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