But the physical processes responsible for the deviant motion of supercells relative to the mean flow --- and their sustenance in relatively "hostile" thermodynamic environments such as that present (at least the surface) over north central Pennsylvania --- were not widely known. At 21Z (5:00 pm EDT), the cold front was in western Ontario (Figure 10). On May 31, 1985, many Pennsylvania residents faced injury, property damage, and even death due to a huge tornado outbreak, the largest and most intense tornado outbreak ever to hit this area of the country. I stayed at the weather station a good decision. Six hundred buildings were destroyed, and some areas were swept clean of all debris. A cold front extended south from the low across the western Great Lakes and then through Illinois and Missouri. One entire farm was swept completely away. Do you have stories, photos, videos about this tornado? A closer view of the surface analysis of the warm sector, the area between the cold front and the warm front, at 7PM (23 UTC) Friday evening (courtesy Paul Markowski), shows how warm and especially how moist the airmass ahead of the cold front had become. Philly is under a tornado watch and there are confirmed tornados in Delaware. Another was carried for 200yd (600ft). After causing considerable damage there, the tornado slammed into Albion leveling the town. Looking back, it all started the evening ofMay 31st1985. Back on May 31st 1985, the state of Pennsylvania was the epicenter of a severe tornado outbreak, the deadliest in our state's history. The question in our minds was: will the air mass heat enough to break the cap? I was to work from the church. Radar images dont show the actual tornadoes themselves (see the videos in the next section for that), but instead show structures or signatures within the storms that produce tornadoes. The work of tornado expert Thomas P. Grazulis revealed the existence of several dozen likely F5 tornadoes between 1880 and 1995. Pulled from flatten homes. ), For casualties, Brooks said, you have to have tornadoes, you have to have people..
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