Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

26°F

-3°C

Humidity 69%
Wind Speed SE 10 G 21 mph
Barometer 29.98 in (1018.1 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 26 Dec 9:54 am EST
Extended Forecast for

Lilly PA

Ice Storm Warning until December 27, 07:00am
Click here for hazard details and duration
Ice Storm Warning
  •  
    Ice Storm Warning until December 27, 07:00am

    NOW until 7:00am Sat

    Ice Storm Warning

  • Today

    High: 29 °F

    Chance
    Freezing Rain
    then Wintry
    Mix

  • Tonight

    Tonight: Freezing rain and sleet, becoming all freezing rain after 8pm, then gradually ending.  Low around 27. Southeast wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible.  Little or no sleet accumulation expected.

    Low: 27 °F

    Wintry Mix
    then Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 36. Northwest wind 3 to 7 mph.

    High: 36 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Southeast wind 3 to 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 1pm.  High near 42. Southeast wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers.  Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers

  • Monday

    Monday: Rain showers before 1pm, then a chance of snow showers.  High near 52. Breezy.  Chance of precipitation is 90%.

    High: 52 °F

    Showers then
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A chance of snow showers.  Mostly cloudy, with a low around 18. Windy.  Chance of precipitation is 40%.

    Low: 18 °F

    Chance Snow
    Showers and
    Windy

Detailed Forecast

Today
A chance of freezing rain before noon, then freezing rain and sleet likely between noon and 2pm, then freezing rain after 2pm. High near 29. Southeast wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total daytime ice accumulation of 0.1 to 0.2 of an inch possible. Little or no sleet accumulation expected.
Tonight
Freezing rain and sleet, becoming all freezing rain after 8pm, then gradually ending. Low around 27. Southeast wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. Little or no sleet accumulation expected.
Saturday
Mostly cloudy, with a high near 36. Northwest wind 3 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 28. Southeast wind 3 to 7 mph.
Sunday
Showers, mainly after 1pm. High near 42. Southeast wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers. Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain showers before 1pm, then a chance of snow showers. High near 52. Breezy. Chance of precipitation is 90%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Windy. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 23. Windy.
Tuesday Night
Mostly cloudy, with a low around 19. Breezy.
Wednesday
Mostly cloudy, with a high near 27. Breezy.
Wednesday Night
Mostly cloudy, with a low around 16.
New Year's Day
Mostly cloudy, with a high near 23.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Lilly PA
 40.42°N 78.62°W (Elev. 1906 ft)
7:06 am EST Dec 26, 2025
10am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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