Shady Plain, Pennsylvania Weather
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Click for Hazardous Weather Outlook for Shady Plain, Pennsylvania
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Weather Forecast for Shady Plain, Pennsylvania : Armstrong County
Issued: 7:02 am EDT Sep 3, 2025 Latitude: 40.6120098 Longitude: -79.4380973 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Sunny on Today Mostly Clear on Tonight 100% chance of thunderstorms on Thursday Mostly Sunny on Friday 40% chance of rain on Saturday Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday
High: 80°F Low: 59°F High: 70°F High: 78°F High: 67°F High: 68°F High: 71°F High: 73°F
Low: 55°F Low: 56°F Low: 47°F Low: 44°F Low: 48°F  
Sunny Mostly Clear Thunderstorms Mostly Sunny Rain Sunny Sunny Mostly Sunny
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Current Conditions at
STEWART FIELD - (KIDI)
52°
Clear
as of 7:55 AM EDST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
5 MPH
090° East
Cloud Level(s): Clear
Current Conditions at
LATROBE - (KLBE)
52°
Clear
as of 7:52 AM EDST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BUTLER COUNTY - (KBTP)
54°
Mostly Clear
as of 7:56 AM EDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 7500ft
Current Conditions at
JOHNSTOWN - (KJST)
55°
Clear
as of 7:54 AM EDST
Rel. Humidity: 76%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 59. South wind around 7 mph.
100% chance of thunderstorms Thursday Thursday... Showers, with thunderstorms also possible after 11am. High near 70. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 78. Southwest wind 6 to 15 mph.
50% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
40% chance of rain Saturday Saturday... A chance of showers before 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 47.
Sunny on Sunday Sunday... Sunny, with a high near 68.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 44.
Sunny on Monday Monday... Sunny, with a high near 71.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 48.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 73.
Current Radar Image


Sun Almanac for Shady Plain, Pennsylvania
Sunrise: 06:47 AM
Sunset: 7:47 PM
Civil Sunrise:06:19 AM
Civil Sunset: 8:14 PM
Nautical Sunrise: 05:46 AM
Nautical Sunset: 8:48 PM
Astro Sunrise: 05:12 AM
Astro Sunset: 9:22 PM
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