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Allison Heights, Pennsylvania Weather Forecast
Allison Heights, Pennsylvania Weather
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Weather Forecast for Allison Heights, Pennsylvania : Fayette County
Issued: 10:49 am EST Dec 15, 2025 Latitude: 39.986186 Longitude: -79.8786581 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
20% chance of snow on Today Cloudy on Tonight Increasing Clouds on Tuesday Partly Sunny on Wednesday 40% chance of rain on Thursday Mostly Cloudy on Friday Partly Sunny on Saturday 30% chance of rain on Sunday
High: 22°F Low: 12°F High: 36°F High: 43°F High: 53°F High: 34°F High: 47°F High: 43°F
Low: 26°F Low: 26°F Low: 26°F Low: 20°F Low: 33°F  
Snow Cloudy Increasing Clouds Partly Sunny Rain Mostly Cloudy Partly Sunny Rain
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Current Conditions at
MORGANTOWN - (KMGW)
10°
Clear
as of 10:53 AM EST
Rel. Humidity: 66%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.46 in.
Flight Rule: VFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
WASHINGTON - (KAFJ)
12°
Feels like -1°F
Mostly Clear
Light Snow
as of 11:04 AM EST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 6 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Few at 12000ft
Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
12°
Feels like -1°F
Clear
as of 10:53 AM EST
Rel. Humidity: 72%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.41 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Clear
20% chance of snow Today Today... A chance of flurries before 2pm, then a slight chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 22. Southwest wind around 8 mph. Chance of precipitation is 20%.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 12. Southwest wind around 6 mph.

Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 36. South wind 5 to 9 mph.

Increasing Clouds on Tuesday Night Tuesday Night... Increasing clouds, with a low around 26. South wind 7 to 11 mph, with gusts as high as 23 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 43. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 26.

40% chance of rain Thursday Thursday... A chance of rain after 1pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.

100% chance of rain Thursday Night Thursday Night... Rain. Low around 26. Chance of precipitation is 100%.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 34.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 20.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 47.

30% chance of rain Saturday Night Saturday Night... A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

30% chance of rain Sunday Sunday... A chance of rain. Partly sunny, with a high near 43. Chance of precipitation is 30%.

Sun Almanac for Allison Heights, Pennsylvania
Sunrise: 07:34 AM
Sunset: 4:55 PM
Civil Sunrise:07:04 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:30 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:57 AM
Astro Sunset: 6:33 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.