Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

60°F

16°C

Humidity 80%
Wind Speed S 8 mph
Barometer 29.91 in (1012.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Mar 5:54 am EDT
Extended Forecast for

Portage PA

  • Today

    Today: Showers and thunderstorms likely before 10am, then showers and possibly a thunderstorm between 10am and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe.  High near 72. South wind 6 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible.  Low around 31. Southwest wind 13 to 15 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 31 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 39. Northwest wind around 17 mph, with gusts as high as 40 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow before 11am, then a slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm.  Mostly cloudy, with a high near 51. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain before 11pm, then a slight chance of snow between 11pm and 2am.  Partly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers and thunderstorms likely before 10am, then showers and possibly a thunderstorm between 10am and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. High near 72. South wind 6 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 31. Southwest wind 13 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 39. Northwest wind around 17 mph, with gusts as high as 40 mph.
Thursday Night
Mostly clear, with a low around 29. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.
Friday
A slight chance of snow before 11am, then a slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm. Mostly cloudy, with a high near 51. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of rain before 11pm, then a slight chance of snow between 11pm and 2am. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
Showers, mainly after 2am. Low around 36. Breezy. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 48. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
Portage PA
 40.39°N 78.68°W (Elev. 1621 ft)
4:11 am EDT Mar 11, 2026
6am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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