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

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

29°F

-2°C

Humidity 49%
Wind Speed Calm
Barometer 30.44 in (1033.7 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 8 Apr 8:54 am EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Today

    Today: Sunny, with a high near 49. Southeast wind 7 to 11 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 32. Southeast wind around 11 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. South wind around 10 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. South wind 7 to 9 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 69. West wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 69 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 49. Southeast wind 7 to 11 mph.
Tonight
Mostly clear, with a low around 32. Southeast wind around 11 mph.
Thursday
Sunny, with a high near 63. South wind around 10 mph.
Thursday Night
Mostly clear, with a low around 44. South wind 7 to 9 mph.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 69. West wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 45. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
8:06 am EDT Apr 8, 2026
Forecast Valid:
9am EDT Apr 8, 2026-6pm EDT Apr 14, 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