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

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

60°F

16°C

Humidity 53%
Wind Speed SW 7 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 7 Oct 6:54 pm EDT
Extended Forecast for

Geistown PA

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 64. West wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. West wind 5 to 7 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. West wind 3 to 8 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. Light and variable wind.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers, mainly after 2am. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 60. Chance of precipitation is 90%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 2am. Cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 52. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 64. West wind 6 to 15 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 45. West wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 62. West wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 48. Light and variable wind.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Showers, mainly after 2am. Low around 53. Chance of precipitation is 90%.
Sunday
Showers. High near 60. Chance of precipitation is 90%.
Sunday Night
Showers likely before 2am. Cloudy, with a low around 56. Chance of precipitation is 70%.
Columbus Day
Mostly cloudy, with a high near 64.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Tuesday
Showers likely. Partly sunny, with a high near 60. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Geistown PA
 40.27°N 78.85°W (Elev. 2244 ft)
Last Update:
7:46 pm EDT Oct 7, 2026
Forecast Valid:
7pm EDT Oct 7, 2026-6pm EDT Oct 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