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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

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 50%
Wind Speed SE 9 G 22 mph
Barometer 30.35 in (1028.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 10 Oct 2:54 pm EDT
Extended Forecast for

Saint Michael-Sidman PA

Wind Advisory October 10, 08:00pm until October 11, 02:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Rain likely, mainly after 3am. Cloudy, with a low around 55. Southeast wind 10 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain. High near 60. East wind 14 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 57. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 66. Northwest wind 7 to 10 mph.

    High: 66 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Southwest wind 3 to 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 3am. Cloudy, with a low around 55. Southeast wind 10 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 60. East wind 14 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 57. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Mostly cloudy, with a high near 66. Northwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 56. Southwest wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 64.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Michael-Sidman PA
 40.33°N 78.75°W (Elev. 1696 ft)
Last Update:
2:21 pm EDT Oct 10, 2026
Forecast Valid:
3pm EDT Oct 10, 2026-6pm EDT Oct 17, 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