Active Weather Alerts
Flood Warning
Issued: 9:59 PM Aug. 7, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...REPLACES FLASH FLOOD WARNING... * WHAT...Urban areas and small streams flooding caused by excessive rainfall is ongoing. * WHERE...Southeastern Allegheny County in southwestern Pennsylvania... Northwestern Westmoreland County in southwestern Pennsylvania... * WHEN...Until 900 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS... - At 555 PM EDT, local law enforcement reported roadway flooding and rapid rises in creeks and streams bringing them out of their banks. This is resulting in inundation of structures. Flooding is ongoing or expected to begin shortly. Between 1 and 2 inches of rain have fallen. - Some locations that will experience flooding include... Monroeville, Greensburg, McKeesport, Jeannette, Plum, West Mifflin, Murrysville, North Versailles, White Oak, Clairton, Duquesne, Turtle Creek, North Braddock, Glassport, Irwin and Pitcairn. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. &&
Flash Flood Warning
Issued: 9:45 PM Aug. 7, 2026 – National Weather Service
The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Northeastern Fayette County in southwestern Pennsylvania... Southeastern Westmoreland County in southwestern Pennsylvania... * Until 845 PM EDT. * At 545 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. 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... Ligonier, Seven Springs, Laurel Mountain, Donegal, Champion, Loyalhanna Gorge, Jones Mills, Laurel Mountain State Park and Acme. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED; EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
Flash Flood Warning
Issued: 9:21 PM Aug. 7, 2026 – National Weather Service
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR NORTH CENTRAL FAYETTE AND SOUTHWESTERN WESTMORELAND COUNTIES... At 521 PM EDT, local law enforcement reported thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Law enforcement reported flooded roadways in Greensburg. 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... Greensburg, Latrobe, Mount Pleasant, Scottdale, McChesneytown-Loyalhanna, Youngwood, Derry, West Newton, Lawson Heights, New Stanton, Perryopolis, Calumet-Norvelt, Everson, New Alexandria, Smithton, Madison, Arona, Youngstown, Hunker and Crabtree. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...OBSERVED; EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR
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