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.

Fair

74°F

23°C

Humidity 56%
Wind Speed SW 7 mph
Barometer 30.17 in (1019.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 May 12:54 am EDT
Extended Forecast for

Geistown PA

  • Overnight

    Overnight: Partly cloudy, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. West wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am. High near 76. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Northwest wind 5 to 8 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers before 2pm. Partly sunny, with a high near 65. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 86. West wind 6 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 76. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 46. Northwest wind 5 to 8 mph.
Thursday
A slight chance of showers before 2pm. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
Showers. Low around 50. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 66. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Geistown PA
 40.29°N 78.87°W (Elev. 1896 ft)
Last Update:
12:54 am EDT May 19, 2026
Forecast Valid:
1am EDT May 19, 2026-6pm EDT May 25, 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