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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 Fog/Mist

25°F

-4°C

Humidity 88%
Wind Speed W 20 mph
Barometer 29.85 in (1013.7 mb)
Dewpoint 22°F (-6°C)
Visibility 5.00 mi
Wind Chill11°F (-12°C)
Last update 22 Feb 7:54 pm EST
Extended Forecast for

Summerhill PA

Winter Storm Warning February 22, 08:15pm until February 24, 01:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 22, 08:15pm until February 24, 01:00am

    NOW until 1:00am Tue

    Winter Storm Warning

  • Tonight

    Low: 27 °F

    Snow

  • Monday

    Monday: Snow likely, mainly before noon. Patchy blowing snow between 11am and 1pm. Mostly cloudy, with a high near 33. Northwest wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A slight chance of snow. Mostly cloudy, with a low around 14. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Wind chill values as low as zero. West wind 8 to 13 mph, with gusts as high as 26 mph.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers. Low around 23. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust 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 41. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °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 46. Chance of precipitation is 70%.

    High: 46 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow. Low around 27. Northwest wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before noon. Patchy blowing snow between 11am and 1pm. Mostly cloudy, with a high near 33. Northwest wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 14. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 30. Wind chill values as low as zero. West wind 8 to 13 mph, with gusts as high as 26 mph.
Tuesday Night
Snow showers. Low around 23. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust 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 41. 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 46. 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 42.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 56.
Saturday Night
A chance of rain and snow showers. Partly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerhill PA
 40.37°N 78.77°W (Elev. 1542 ft)
Last Update:
7:06 pm EST Feb 22, 2026
Forecast Valid:
8pm EST Feb 22, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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