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.

Overcast

24°F

-4°C

Humidity 81%
Wind Speed SE 7 mph
Barometer 30.39 in (1032.7 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 2 Mar 6:54 pm EST
Extended Forecast for

Portage PA

Winter Weather Advisory March 3, 01:00am until March 3, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Freezing rain likely, mainly after 4am. Mostly cloudy, with a low around 27. Southeast wind around 8 mph. Chance of precipitation is 70%. Total nighttime ice accumulation of less than a 0.1 of an inch possible.

    Low: 27 °F

    Mostly Cloudy
    then Freezing
    Rain Likely

  • Tuesday

    Tuesday: Rain or freezing rain, becoming all rain after 10am. High near 42. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.

    High: 42 °F

    Rain/Freezing
    Rain then
    Rain

  • Tuesday Night

    Tuesday Night: Showers. Low around 42. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Cloudy, with a high near 53. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 48. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Friday

    Friday: A chance of showers before 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Freezing rain likely, mainly after 4am. Mostly cloudy, with a low around 27. Southeast wind around 8 mph. Chance of precipitation is 70%. Total nighttime ice accumulation of less than a 0.1 of an inch possible.
Tuesday
Rain or freezing rain, becoming all rain after 10am. High near 42. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.
Tuesday Night
Showers. Low around 42. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, mainly after 1pm. Cloudy, with a high near 53. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Low around 48. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers. Low around 54. Chance of precipitation is 80%.
Friday
A chance of showers before 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage PA
 40.39°N 78.68°W (Elev. 1621 ft)
Last Update:
7:06 pm EST Mar 2, 2026
Forecast Valid:
7pm EST Mar 2, 2026-6pm EDT Mar 9, 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