National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Mostly Cloudy

49°F

9°C

Humidity 93%
Wind Speed W 8 mph
Barometer 29.69 in (1005.0 mb)
Dewpoint 47°F (8°C)
Visibility 7.00 mi
Wind Chill46°F (8°C)
Last update 8 Nov 2:54 am EST
Extended Forecast for

South Fork PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. West wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. West wind 5 to 9 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly between 1am and 5am. Mostly cloudy, with a low around 43. Calm wind. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 7am. High near 59. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: Rain showers likely before 10pm, then rain and snow showers likely between 10pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 30. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Snow Showers
    Likely

  • Veterans Day

    Veterans Day: A chance of snow showers before 1pm. Mostly cloudy, with a high near 35. Breezy. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 58. West wind 5 to 9 mph.
Saturday Night
A chance of rain, mainly between 1am and 5am. Mostly cloudy, with a low around 43. Calm wind. Chance of precipitation is 30%.
Sunday
Rain, mainly after 7am. High near 59. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain showers likely before 10pm, then rain and snow showers likely between 10pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 30. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
A chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Veterans Day
A chance of snow showers before 1pm. Mostly cloudy, with a high near 35. Breezy. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 46. Breezy. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Fork PA
 40.35°N 78.78°W (Elev. 1683 ft)
Last Update:
1:41 am EST Nov 8, 2025
Forecast Valid:
3am EST Nov 8, 2025-6pm EST Nov 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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