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Atlantic, Pennsylvania Weather Forecast
Atlantic, Pennsylvania Weather
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Weather Forecast for Atlantic, Pennsylvania : Westmoreland County
Issued: 3:41 am EST Dec 27, 2025 Latitude: 40.3575694 Longitude: -79.3194803 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday New Year's Day Friday
Morning Fog on Today Patchy Fog on Tonight 80% chance of rain on Sunday 80% chance of rain & snow on Monday 40% chance of snow on Tuesday 40% chance of snow on Wednesday 40% chance of snow on New Year's Day Mostly Sunny on Friday
High: 39°F Low: 29°F High: 58°F High: 55°F High: 27°F High: 32°F High: 28°F High: 22°F
Low: 51°F Low: 20°F Low: 20°F Low: 20°F Low: 10°F  
Morning Fog Patchy Fog Rain Rain & Snow Snow Snow Snow Mostly Sunny
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Current Conditions at
LATROBE - (KLBE)
37°
Cloudy
as of 6:15 AM EST
Rel. Humidity: 93%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: MVFR
Wind Data
7 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 1600ft
Current Conditions at
STEWART FIELD - (KIDI)
34°
Cloudy
Mist
as of 6:15 AM EST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 4 Miles
Pressure: 29.97 in.
Flight Rule: IFR
Wind Data
8 MPH
290° West
Cloud Level(s): Broken at 700ft, Solid Overcast at 1000ft
Current Conditions at
JOHNSTOWN - (KJST)
32°
Feels like 22°F
Cloudy
Mist
as of 6:15 AM EST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 3 Miles
Pressure: 29.90 in.
Flight Rule: LIFR
Wind Data
14 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
BUTLER COUNTY - (KBTP)
34°
Cloudy
Unknown Precip Mist
as of 5:56 AM EST
Rel. Humidity: 100%
Dew Point: 34°F
Visibility: 5 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
6 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 500ft
Morning Fog on Today Today... Patchy fog between 9am and noon. Otherwise, mostly cloudy, with a high near 39. West wind around 6 mph becoming calm in the morning.
Patchy Fog on Tonight Tonight... Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 29. Light east wind.
80% chance of rain Sunday Sunday... Rain, mainly after 1pm. High near 58. Southeast wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Sunday Night Sunday Night... Rain. Low around 51. Southwest wind 8 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain & snow Monday Monday... Rain before 1pm, then snow likely. High near 55. Windy, with a west wind 21 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
80% chance of snow Monday Night Monday Night... Snow. Low around 20. Windy. Chance of precipitation is 80%.
40% chance of snow Tuesday Tuesday... A chance of snow before 1pm. Mostly cloudy, with a high near 27. Windy. Chance of precipitation is 40%.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 20.
40% chance of snow Wednesday Wednesday... A chance of snow. Mostly cloudy, with a high near 32. Breezy. Chance of precipitation is 40%.
50% chance of snow Wednesday Night Wednesday Night... A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
40% chance of snow New Year's Day New Year's Day... A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 10.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 22.
Current Radar Image


Sun Almanac for Atlantic, Pennsylvania
Sunrise: 07:39 AM
Sunset: 4:58 PM
Civil Sunrise:07:09 AM
Civil Sunset: 5:29 PM
Nautical Sunrise: 06:34 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 6:36 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.