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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

41°F

5°C

Humidity 89%
Wind Speed N 12 G 21 mph
Barometer 30.09 in (1019.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Oct 4:54 am EDT
Extended Forecast for

Chest Springs PA

Freeze Warning October 18, 01:00am until October 18, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 47. North wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 47 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Widespread frost, mainly after 1am. Otherwise, clear, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Clear then
    Frost

  • Sunday

    Sunday: Widespread frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 2am. Otherwise, clear, with a low around 31. Calm wind.

    Low: 31 °F

    Clear then
    Areas Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 62. Calm wind becoming east around 5 mph in the afternoon.

    High: 62 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 47. North wind 10 to 13 mph, with gusts as high as 22 mph.
Tonight
Widespread frost, mainly after 1am. Otherwise, clear, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Widespread frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind.
Sunday Night
Areas of frost after 2am. Otherwise, clear, with a low around 31. Calm wind.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 62. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Areas of frost before 9am. Otherwise, sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chest Springs PA
 40.58°N 78.6°W (Elev. 1896 ft)
Last Update:
4:06 am EDT Oct 17, 2026
Forecast Valid:
5am EDT Oct 17, 2026-6pm EDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation