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Home Return to list Severe Thunderstorm Warning 0150 Issued by the Pittsburgh Forecast Office
Action: New Issued At: 2026-06-20 13:30:23 329 WUUS51 KPBZ 201829 SVRPBZ PAC019-073-085-121-201915- /O.NEW.KPBZ.SV.W.0150.260620T1829Z-260620T1915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Pittsburgh PA 229 PM EDT Sat Jun 20 2026 The National Weather Service in Pittsburgh has issued a * Severe Thunderstorm Warning for... Southern Mercer County in northwestern Pennsylvania... Southwestern Venango County in northwestern Pennsylvania... Northwestern Butler County in west central Pennsylvania... Northeastern Lawrence County in western Pennsylvania... * Until 315 PM EDT. * At 229 PM EDT, a severe thunderstorm was located near Hermitage, moving southeast at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Hermitage, Grove City, Slippery Rock, Mercer, Harrisville, Plain Grove Township, Clark, Fredonia, West Liberty, Jackson Center, Barkeyville, Volant, Cherry Valley and Boyers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. && LAT...LON 4122 8048 4137 8038 4116 7980 4094 7996 TIME...MOT...LOC 1829Z 299DEG 27KT 4127 8038 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ Miller Action: Continued Issued At: 2026-06-20 13:55:24 011 WWUS51 KPBZ 201855 SVSPBZ Severe Weather Statement National Weather Service Pittsburgh PA 255 PM EDT Sat Jun 20 2026 PAC019-073-085-121-201915- /O.CON.KPBZ.SV.W.0150.000000T0000Z-260620T1915Z/ Butler PA-Lawrence PA-Mercer PA-Venango PA- 255 PM EDT Sat Jun 20 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT FOR SOUTHEASTERN MERCER, SOUTHWESTERN VENANGO, NORTHWESTERN BUTLER AND NORTHEASTERN LAWRENCE COUNTIES... At 255 PM EDT, a severe thunderstorm was located near Grove City, moving southeast at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Grove City, Slippery Rock, Mercer, Harrisville, Plain Grove Township, West Liberty, Jackson Center, Barkeyville, Cherry Valley and Boyers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. && LAT...LON 4117 8033 4132 8024 4116 7980 4094 7996 TIME...MOT...LOC 1829Z 297DEG 27KT 4125 8037 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ Miller Action: Continued Issued At: 2026-06-20 14:06:54 350 WWUS51 KPBZ 201906 SVSPBZ Severe Weather Statement National Weather Service Pittsburgh PA 306 PM EDT Sat Jun 20 2026 PAC019-073-085-121-201915- /O.CON.KPBZ.SV.W.0150.000000T0000Z-260620T1915Z/ Butler PA-Lawrence PA-Mercer PA-Venango PA- 306 PM EDT Sat Jun 20 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT FOR SOUTHEASTERN MERCER, SOUTHWESTERN VENANGO, NORTHWESTERN BUTLER AND NORTHEASTERN LAWRENCE COUNTIES... At 306 PM EDT, a severe thunderstorm was located near Slippery Rock, or near Grove City, moving southeast at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Grove City, Slippery Rock, Harrisville, Plain Grove Township, West Liberty, Jackson Center, Barkeyville, Cherry Valley and Boyers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. && LAT...LON 4111 8021 4128 8013 4116 7980 4094 7996 TIME...MOT...LOC 1855Z 297DEG 27KT 4116 8014 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ Miller Action: Expired Issued At: 2026-06-20 14:13:25 709 WWUS51 KPBZ 201913 SVSPBZ Severe Weather Statement National Weather Service Pittsburgh PA 313 PM EDT Sat Jun 20 2026 PAC019-073-085-121-201923- /O.EXP.KPBZ.SV.W.0150.000000T0000Z-260620T1915Z/ Butler PA-Lawrence PA-Mercer PA-Venango PA- 313 PM EDT Sat Jun 20 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 315 PM EDT FOR SOUTHEASTERN MERCER, SOUTHWESTERN VENANGO, NORTHWESTERN BUTLER AND NORTHEASTERN LAWRENCE COUNTIES... The Severe Thunderstorm Warning that was previously in effect has been reissued for Butler and Venango Counties and is in effect until 400 PM EDT. Please refer to that bulletin for the latest severe weather information. && LAT...LON 4111 8021 4128 8013 4116 7980 4094 7996 TIME...MOT...LOC 1906Z 297DEG 27KT 4112 8004 $$ Miller | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||