Active Weather Alerts
Severe Thunderstorm Warning
Issued: 9:37 PM Aug. 22, 2026 – National Weather Service
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 6 PM EDT FOR NORTHEASTERN ALLEGHENY, SOUTHWESTERN ARMSTRONG AND SOUTHERN BUTLER COUNTIES... At 537 PM EDT, a severe thunderstorm was located near Sarver, or 11 miles south of Butler, moving northeast at 30 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Butler, Harrison Township, Homeacre-Lyndora, Shanor-Northvue, Meridian, Meadowood, Oak Hills, Sarver, Evans City, Freeport, Saxonburg, Russellton, Nixon, Curtisville, East Butler, Connoquenessing and Crooked Creek Lake Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...<1.00 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
Flash Flood Warning
Issued: 9:28 PM Aug. 22, 2026 – National Weather Service
The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Northern Allegheny County in southwestern Pennsylvania... Southern Butler County in west central Pennsylvania... Southern Beaver County in western Pennsylvania... * Until 830 PM EDT. * At 528 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.5 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... McCandless Township, Cranberry, Franklin Park, Aliquippa, Beaver Falls, Monaca, Hampton Township, Harrison Township, Economy, Ambridge, Wexford, New Brighton, Beaver, Tarentum, Baden, Natrona Heights, Rochester, Brackenridge and Harmony Township. 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: 9:23 PM Aug. 22, 2026 – National Weather Service
PA . PENNSYLVANIA COUNTIES INCLUDED ARE ALLEGHENY ARMSTRONG BEAVER BUTLER CLARION CRAWFORD ELK ERIE FAYETTE FOREST GREENE INDIANA JEFFERSON LAWRENCE MCKEAN MERCER VENANGO WARREN WASHINGTON WESTMORELAND
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