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Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

28°F

-2°C

Humidity 34%
Wind Speed SW 15 G 25 mph
Barometer 30.02 in (1018.9 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 22 Jan 4:54 pm EST
Extended Forecast for

Summerhill PA

Winter Storm Watch January 24, 10:00pm until January 26, 01:00pm
Extreme Cold Watch January 23, 06:00pm until January 24, 10:00am
Click here for hazard details and duration
Winter Storm Watch
Extreme Cold Watch
  • Tonight

    Tonight: Partly cloudy, with a low around 18. West wind around 10 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a temperature rising to near 22 by 11am, then falling to around 12 during the remainder of the day. Wind chill values as low as -5. West wind 13 to 17 mph, with gusts as high as 33 mph.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -3. Wind chill values as low as -15. Northwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 26 mph.

    Low: -3 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 12. Wind chill values as low as -5. Light and variable wind.  Chance of precipitation is 20%.

    High: 12 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times.  Low around 8. Light east wind becoming southeast 5 to 10 mph in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 8 °F

    Heavy Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times.  High near 20. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 20 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow.  Low around 11. Chance of precipitation is 90%.

    Low: 11 °F

    Snow

  • Monday

    Monday: A chance of snow.  Mostly cloudy, with a high near 17. Chance of precipitation is 50%.

    High: 17 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 18. West wind around 10 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a temperature rising to near 22 by 11am, then falling to around 12 during the remainder of the day. Wind chill values as low as -5. West wind 13 to 17 mph, with gusts as high as 33 mph.
Friday Night
Partly cloudy, with a low around -3. Wind chill values as low as -15. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 26 mph.
Saturday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 12. Wind chill values as low as -5. Light and variable wind. Chance of precipitation is 20%.
Saturday Night
Snow. The snow could be heavy at times. Low around 8. Light east wind becoming southeast 5 to 10 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 20. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Sunday Night
Snow. Low around 11. Chance of precipitation is 90%.
Monday
A chance of snow. Mostly cloudy, with a high near 17. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around -2.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
A chance of snow. Mostly cloudy, with a high near 21. Chance of precipitation is 30%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 5. Chance of precipitation is 30%.
Thursday
A chance of snow. Mostly cloudy, with a high near 16. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Summerhill PA
 40.37°N 78.77°W (Elev. 1542 ft)
4:41 pm EST Jan 22, 2026
5pm EST Jan 22, 2026-6pm EST Jan 29, 2026
 
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