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

Heavy Rainfall and Severe Thunderstorms in the Southern Plains

A slow moving front combined with tropical moisture will maintain the threat of locally considerable flash/urban flooding across much of Texas and Oklahoma through Friday. Isolated severe storms capable of mainly severe wind gusts appear possible over portions of Kansas, Oklahoma, and Texas this afternoon and evening. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

68°F

20°C

Humidity 65%
Wind Speed SW 8 mph
Barometer 30.14 in (1019.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Oct 9:54 am EDT
Extended Forecast for

South Fork PA

  • Today

    Today: Partly sunny, with a high near 79. West wind 5 to 9 mph.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southwest wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly after 3pm. High near 73. Southwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 64. East wind 3 to 5 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 79. West wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around 64. Southwest wind around 6 mph.
Friday
Showers, mainly after 3pm. High near 73. Southwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 64. East wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Patchy frost. Otherwise, sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Areas of frost. Otherwise, sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Fork PA
 40.37°N 78.8°W (Elev. 1572 ft)
Last Update:
8:06 am EDT Oct 1, 2026
Forecast Valid:
10am EDT Oct 1, 2026-6pm EDT Oct 7, 2026
 
Forecast Discussion
 
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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