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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

46°F

8°C

Humidity 83%
Wind Speed S 3 mph
Barometer 29.53 in (1000.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 12 Nov 4:54 am EST
Extended Forecast for

South Fork PA

  • Today

    Today: Rain, mainly before 4pm. High near 48. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain then
    Rain Likely

  • Tonight

    Tonight: A chance of rain before 3am, then a chance of snow. Cloudy, with a low around 33. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of snow between 9am and 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 37. Northwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 38. West wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 38 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.

    High: 41 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain, mainly before 4pm. High near 48. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A chance of rain before 3am, then a chance of snow. Cloudy, with a low around 33. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of snow between 9am and 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 37. Northwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 29. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Saturday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 38. West wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly cloudy, with a high near 43.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Fork PA
 40.35°N 78.81°W (Elev. 2100 ft)
Last Update:
1:21 am EST Nov 12, 2026
Forecast Valid:
5am EST Nov 12, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation