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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

58°F

14°C

Humidity 90%
Wind Speed S 12 G 21 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Mar 8:54 am EDT
Extended Forecast for

2 Miles NW Loretto PA

  • Today

    Today: Showers and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. High near 72. Southwest wind 8 to 16 mph, with gusts as high as 28 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 30. Southwest wind 15 to 18 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 30 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 18 mph, with gusts as high as 43 mph.

    High: 38 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 28 °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 chance of rain after 2pm. Mostly cloudy, with a high near 50. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A chance of rain before 11pm, then a slight chance of snow between 11pm and 2am. Partly cloudy, with a low around 27. Breezy. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow and
    Breezy then
    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 8am. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 30%.

    High: 55 °F

    Chance Snow
    Showers then
    Mostly Cloudy
    and Breezy

Detailed Forecast

Today
Showers and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. High near 72. Southwest wind 8 to 16 mph, with gusts as high as 28 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 30. Southwest wind 15 to 18 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 18 mph, with gusts as high as 43 mph.
Thursday Night
Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 22 mph.
Friday
A slight chance of snow before 11am, then a slight chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 50. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 30%.
Friday Night
A chance of rain before 11pm, then a slight chance of snow between 11pm and 2am. Partly cloudy, with a low around 27. Breezy. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
A chance of snow showers before 8am. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 30%.
Sunday Night
Showers, mainly after 2am. Low around 35. Breezy. Chance of precipitation is 90%.
Monday
Rain and snow showers. High near 46. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Breezy. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Loretto PA
 40.54°N 78.66°W (Elev. 1801 ft)
Last Update:
8:46 am EDT Mar 11, 2026
Forecast Valid:
9am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation