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

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

70°F

21°C

Humidity 93%
Wind Speed SW 8 mph
Barometer 30.13 in (1018.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 2 Sep 5:54 am EDT
Extended Forecast for

4 Miles NW Imler PA

  • Today

    Today: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 3am. Some of the storms could be severe. Mostly cloudy, with a low around 68. Southwest wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Severe
    Thunderstorms

  • Thursday

    Thursday: A chance of thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 82. West wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 67. West wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. Northwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly after 3am. Some of the storms could be severe. Mostly cloudy, with a low around 68. Southwest wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 82. West wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 67. West wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. Northwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Imler PA
 40.29°N 78.58°W (Elev. 2306 ft)
Last Update:
3:41 am EDT Sep 2, 2026
Forecast Valid:
6am EDT Sep 2, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation