South Greensburg, Pennsylvania Weather
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Weather Forecast for South Greensburg, Pennsylvania : Westmoreland County
Issued: 1:04 pm EDT Jul 3, 2025 Latitude: 40.2784029 Longitude: -79.5447619 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday
20% chance of thunderstorms on This Afternoon Mostly Clear on Tonight Morning Fog on Independence Day Sunny on Saturday Sunny on Sunday 30% chance of thunderstorms on Monday 40% chance of thunderstorms on Tuesday 30% chance of on Wednesday
High: 85°F Low: 59°F High: 85°F High: 90°F High: 91°F High: 90°F High: 86°F High: 86°F
Low: 60°F Low: 66°F Low: 69°F Low: 68°F Low: 66°F  
Thunderstorms Mostly Clear Morning Fog Sunny Sunny Thunderstorms Thunderstorms Partly Sunny
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Current Conditions at
STEWART FIELD - (KIDI)
81°
Partly Cloudy
as of 1:35 PM EDST
Rel. Humidity: 57%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
7 MPH
Gust: 17 MPH
Cloud Level(s): Few at 4400ft, Few at 6500ft, Scattered at 7500ft
20% chance of thunderstorms This Afternoon This Afternoon... Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 85. West wind around 9 mph. Chance of precipitation is 20%.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.
Morning Fog on Independence Day Independence Day... Patchy fog before 7am. Otherwise, sunny, with a high near 85. Light and variable wind.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 60. Calm wind.
Sunny on Saturday Saturday... Sunny and hot, with a high near 90. Calm wind.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 66.
Sunny on Sunday Sunday... Sunny and hot, with a high near 91.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 69.
30% chance of thunderstorms Monday Monday... Scattered showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 30%.
30% chance of thunderstorms Monday Night Monday Night... Scattered showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
40% chance of thunderstorms Tuesday Tuesday... Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.
30% chance of thunderstorms Tuesday Night Tuesday Night... Scattered showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
30% chance of Wednesday Wednesday... Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Sun Almanac for South Greensburg, Pennsylvania
Sunrise: 05:54 AM
Sunset: 8:52 PM
Civil Sunrise:05:21 AM
Civil Sunset: 9:24 PM
Nautical Sunrise: 04:39 AM
Nautical Sunset: 10:06 PM
Astro Sunrise: 03:51 AM
Astro Sunset: 10:54 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.