Active Weather Alerts
Severe Thunderstorm Warning
Issued: 4:21 PM Aug. 10, 2026 – National Weather Service
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1 PM EDT FOR SOUTHEASTERN ALLEGHENY, EAST CENTRAL WASHINGTON AND SOUTHWESTERN WESTMORELAND COUNTIES... At 1221 PM EDT, a severe thunderstorm was located over Clairton, or near McKeesport, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Law enforcement reported. Trees were reported down near Clairton. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Greensburg, McKeesport, Jeannette, Gastonville, West Mifflin, South Park Township, Jefferson Hills, Pleasant Hills, White Oak, Clairton, Donora, Glassport, Mount Pleasant, Monongahela, Irwin, Manor, Youngwood and West Newton. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm has produced damaging winds and is capable of producing large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...1.00 IN; WIND THREAT...OBSERVED; MAX WIND GUST...60 MPH
Flash Flood Warning
Issued: 3:58 PM Aug. 10, 2026 – National Weather Service
The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Southern Allegheny County in southwestern Pennsylvania... Central Washington County in southwestern Pennsylvania... Western Westmoreland County in southwestern Pennsylvania... * Until 300 PM EDT. * At 1158 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 1 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Pittsburgh, Mount Lebanon, Bethel Park, McMurray, McKeesport, Canonsburg, Gastonville, West Mifflin, Baldwin, Upper St. Clair, Scott Township, Whitehall, South Park Township, Munhall, Cecil-Bishop, Jefferson Hills, North Versailles, Brentwood and Dormont. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED
Severe Thunderstorm Watch
Issued: 3:39 PM Aug. 10, 2026 – National Weather Service
SEVERE THUNDERSTORM WATCH 552 REMAINS VALID UNTIL 3 PM EDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN OHIO THIS WATCH INCLUDES 7 COUNTIES IN EAST CENTRAL OHIO BELMONT GUERNSEY HARRISON JEFFERSON OH MONROE MUSKINGUM NOBLE IN PENNSYLVANIA THIS WATCH INCLUDES 10 COUNTIES IN SOUTHWEST PENNSYLVANIA ALLEGHENY FAYETTE GREENE WASHINGTON WESTMORELAND IN WEST CENTRAL PENNSYLVANIA ARMSTRONG CLARION INDIANA JEFFERSON PA IN WESTERN PENNSYLVANIA BEAVER IN WEST VIRGINIA THIS WATCH INCLUDES 4 COUNTIES IN THE NORTHERN PANHANDLE OF WEST VIRGINIA BROOKE HANCOCK MARSHALL OHIO THIS INCLUDES THE CITIES OF ALIQUIPPA, AMBRIDGE, BEAVER FALLS, BROOKVILLE, CADIZ, CALDWELL, CAMBRIDGE, CANONSBURG, CLARION, CONNELLSVILLE, FOLLANSBEE, FORD CITY, GREENSBURG, INDIANA, KITTANNING, LATROBE, MARTINS FERRY, MASONTOWN, MONACA, MOUNDSVILLE, MURRYSVILLE, NEW KENSINGTON, PITTSBURGH METRO AREA, PUNXSUTAWNEY, ST. CLAIRSVILLE, STEUBENVILLE, UNIONTOWN, WASHINGTON, WAYNESBURG, WEIRTON, WELLSBURG, WHEELING, WOODSFIELD, AND ZANESVILLE.
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