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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Snow Freezing Fog

26°F

-3°C

Humidity 96%
Wind Speed W 17 G 32 mph
Barometer 29.43 in (997.6 mb)
Dewpoint 25°F (-4°C)
Visibility 0.25 mi
Wind Chill13°F (-11°C)
Last update 16 Mar 8:54 pm EDT
Extended Forecast for

Cassandra PA

Winter Weather Advisory until March 17, 05:00pm
Wind Advisory March 16, 09:28pm until March 17, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
  •  
    Winter Weather Advisory until March 17, 05:00pm
    Wind Advisory March 16, 09:28pm until March 17, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 17 °F

    Breezy. Heavy
    Snow then
    Slight Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow showers after noon. Mostly cloudy, with a high near 27. Wind chill values as low as zero. West wind 15 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15. West wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. South wind 3 to 7 mph.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow. Mostly cloudy, with a low around 28. South wind around 6 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Snow likely, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 17. Breezy, with a west wind 18 to 20 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.
Tuesday
A slight chance of snow showers after noon. Mostly cloudy, with a high near 27. Wind chill values as low as zero. West wind 15 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 15. West wind 6 to 10 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 35. South wind 3 to 7 mph.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 28. South wind around 6 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Friday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
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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:
9:16 pm EDT Mar 16, 2026
Forecast Valid:
9pm EDT Mar 16, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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