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Fosters Mills, Pennsylvania Weather Forecast
Fosters Mills, Pennsylvania Weather
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Weather Forecast for Fosters Mills, Pennsylvania : Armstrong County
Issued: 5:26 am EST Jan 23, 2026 Latitude: 40.905064 Longitude: -79.6339365 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Partly Sunny on Today Cloudy on Tonight Partly Sunny on Saturday 100% chance of snow on Sunday 60% chance of snow on Monday Mostly Cloudy on Tuesday Mostly Cloudy on Wednesday Mostly Cloudy on Thursday
High: 6 °F Low: -4°F High: 12°F High: 21°F High: 18°F High: 15°F High: 18°F High: 14°F
Low: 7 °F Low: 12°F Low: -2°F Low: 4°F Low: 0°F  
Partly Sunny Cloudy Partly Sunny Snow Snow Mostly Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
BUTLER COUNTY - (KBTP)
21°
Feels like 5°F
Clear
as of 4:56 AM EST
Rel. Humidity: 53%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 28 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
STEWART FIELD - (KIDI)
23°
Feels like 7°F
Mostly Cloudy
as of 5:15 AM EST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
22 MPH
Gust: 31 MPH
250° West
Cloud Level(s): Broken at 3900ft, Broken at 4700ft
Current Conditions at
FRANKLIN - (KFKL)
Clear
as of 4:56 AM EST
Visibility: 10 Miles
Flight Rule: VFR
Wind Data
Calm
Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
23°
Feels like 10°F
Clear
as of 4:53 AM EST
Rel. Humidity: 53%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, with a temperature falling to around 6 by 5pm. Wind chill values as low as -9. West wind 11 to 14 mph, with gusts as high as 26 mph.

Cloudy on Tonight Tonight... Partly cloudy, with a low around -4. Wind chill values as low as -15. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.

Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 12. Wind chill values as low as -11. Light and variable wind.

90% chance of snow Saturday Night Saturday Night... Snow, mainly after 1am. Low around 7. Wind chill values as low as -4. East wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

100% chance of snow Sunday Sunday... Snow. The snow could be heavy at times. High near 21. East wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

90% chance of snow Sunday Night Sunday Night... Snow. Low around 12. Chance of precipitation is 90%.

60% chance of snow Monday Monday... Snow likely, mainly before 1pm. Mostly cloudy, with a high near 18. Chance of precipitation is 60%.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around -2.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy and cold, with a high near 15.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 4.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 18.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 0.

Mostly Cloudy on Thursday Thursday... Mostly cloudy and cold, with a high near 14.

Current Radar Image


Sun Almanac for Fosters Mills, Pennsylvania
Sunrise: 07:36 AM
Sunset: 5:25 PM
Civil Sunrise:07:07 AM
Civil Sunset: 5:54 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:28 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 7:00 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.