Active Weather Alerts
Severe Thunderstorm Warning
Issued: 7:53 PM Aug. 16, 2026 – National Weather Service
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR EASTERN ALLEGHENY, NORTHWESTERN WESTMORELAND, SOUTHWESTERN ARMSTRONG AND SOUTHERN BUTLER COUNTIES... At 353 PM EDT, severe thunderstorms were located along a line from over Butler to over McKeesport, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Law enforcement reported. At 330 PM law enforcement reported trees and powerlines down across the Zelienople area of Butler County. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Pittsburgh, Penn Hills, Mount Lebanon, Bethel Park, Monroeville, Greensburg, McKeesport, Butler, Jeannette, Vandergrift, Kittanning, Apollo, Shaler Township, Plum, West Mifflin, North Side Pittsburgh, Baldwin, Upper St. Clair and Murrysville. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. These storms have produced damaging winds. Intense thunderstorm lines can produce brief tornadoes and widespread significant wind damage. Although a tornado is not immediately likely, it is best to move to an interior room on the lowest floor of a building. These storms may cause serious injury and significant property damage. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...0.00 IN; WIND THREAT...OBSERVED; MAX WIND GUST...60 MPH
Severe Thunderstorm Watch
Issued: 7:49 PM Aug. 16, 2026 – National Weather Service
SEVERE THUNDERSTORM WATCH 586 REMAINS VALID UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN PENNSYLVANIA THIS WATCH INCLUDES 15 COUNTIES IN NORTHWEST PENNSYLVANIA FOREST MERCER VENANGO IN SOUTHWEST PENNSYLVANIA ALLEGHENY FAYETTE GREENE WASHINGTON WESTMORELAND IN WEST CENTRAL PENNSYLVANIA ARMSTRONG BUTLER CLARION INDIANA JEFFERSON PA IN WESTERN PENNSYLVANIA BEAVER LAWRENCE IN WEST VIRGINIA THIS WATCH INCLUDES 4 COUNTIES IN NORTHEAST WEST VIRGINIA PRESTON TUCKER IN NORTHERN WEST VIRGINIA MARION MONONGALIA THIS INCLUDES THE CITIES OF ALIQUIPPA, AMBRIDGE, BEAVER FALLS, BROOKVILLE, BUTLER, CANONSBURG, CLARION, CONNELLSVILLE, DAVIS, ELLWOOD CITY, FAIRMONT, FORD CITY, FRANKLIN, GREENSBURG, GROVE CITY, HERMITAGE, INDIANA, KINGWOOD, KITTANNING, LATROBE, MASONTOWN, MONACA, MORGANTOWN, MURRYSVILLE, NEW CASTLE, NEW KENSINGTON, OIL CITY, PARSONS, PITTSBURGH METRO AREA, PUNXSUTAWNEY, SHARON, TERRA ALTA, THOMAS, TIONESTA, UNIONTOWN, WASHINGTON, AND WAYNESBURG.
Special Weather Statement
Issued: 5:36 PM Aug. 16, 2026 – National Weather Service
...STRONG TO SEVERE THUNDERSTORMS THIS AFTERNOON... A line of thunderstorms will continue to move east across the region this afternoon. Some of these storms could contain wind gusts up to 50 mph. There is also a potential for severe storms with damaging wind gusts of 60 mph. The storms should approach the Pittsburgh area between 3:30 and 4 pm. Severe thunderstorm warnings may be needed. In addition, a Severe Thunderstorm Watch is in effect until 8 PM.
Flood Watch
Issued: 3:45 PM Aug. 16, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of east central Ohio, including the following areas, Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison, Jefferson OH, Monroe, Muskingum, Noble and Tuscarawas, Pennsylvania, including the following areas, Allegheny, Beaver, Fayette, Greene, Higher Elevations of Fayette, Higher Elevations of Westmoreland, Washington and Westmoreland, and West Virginia, including the following areas, Brooke, Eastern Preston, Eastern Tucker, Hancock, Marion, Marshall, Monongalia, Ohio, Preston, Ridges of Eastern Monongalia and Northwestern Preston, Western Tucker and Wetzel. * WHEN...Through Monday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - An additional 1.0 to 1.5 inches of rain is possible with thunderstorms this afternoon, with isolated higher totals. With soil still wet from recent rainfall, such rain totals could lead to new and/or renewed flash flooding, especially in locations that see multiple thunderstorms. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
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