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were completely destroyed and others were so severely damaged to require razing. The tornado caused heavy residential losses with about 100 frame houses destroyed and an additional 300 damaged; 50 trailers were destroyed and another 100 were damaged. Two people were killed at Horton's Mobile Home Manor on the eastern side of town. Sixty-nine people were injured, of which 14 required hospitalization and 45 were treated and released.
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in intensity. It is thought that a microburst may be responsible for breaking up the first tornado. A continuous damage swath connected the events regardless. Conversely, another microburst seems to have caused the tornado to intensify on the eastern side of Canton and coincided with the two deaths. The most intense pure tornadic damage width was 0.5 miles (0.80 km).
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the year before was also significant in their conceptual development), covered a very large area; these as well as a continuous series of smaller but very intense microbursts were responsible for the meandering course of the tornadoes (although the average of the path was linear) and for some changes
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Canton and surrounding areas were devastated by an earlier tornado on June 18, 1835. Touching down around 10 p.m., it decimated rural farms, killing four; before it traversed through Canton, killing four in town, including the town's founder and his young son. Injuries totaled forty. This tornado
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This tornado roared into Canton with a damage path 1.5 miles (2.4 km) wide, essentially destroying or heavily damaging the southern half of the town. It devastated much of the downtown area, destroying or damaging 127 businesses concentrated within a five block swath. Many of these buildings
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Before that tornado lifted, a second tornado touched down to the left of the first tornado at 4:45 p.m. on the east side of Fiatt, and it too in conjunction with intense downburst winds proceeded in a meandering path roughly eastward roughly along Route 9. There was no break in the damage
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Widespread significantly severe damaging wind occurred in many areas across eastern Iowa and the northwestern third of
Illinois. Many corn fields were flattened, trees were downed, and light structural damage occurred. Power was cut to thousands across the western and northwestern suburbs of
345:. A grain elevator was leveled and blown about 0.75 miles (1.21 km) away. Total damages were around $ 250,000. A University of Chicago team headed by Ted Fujita surveyed the damage path as 1.5 miles (2.4 km) wide at times and suction spot crop damage indicated a
265:, following a left-curving path, before lifting 1 mile (1.6 km) south of Toulon, leaving crop damage. It was rated F0 with a path length of 0.5 miles (0.80 km) and width of 20 yards (18 m). A wind gust of 85 miles per hour (137 km/h) was measured near
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390:. All stores except for those selling food were forced to close, most perishable food required trashing, and the town was immediately closed to non-residents not on official business.
305:. Trees were uprooted and structural damage varied with windows broken and buildings partially unroofed. A funnel cloud was spotted at 4:01 pm about 3 miles (4.8 km) south of
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for a total path length of 14 miles (23 km). Total tornado area was 37.5 sq mi (97 km) with a very high destruction potential index (DPI) – integrating
386:). Power was not restored to some areas for a week. The National Guard was deployed, and the damage was so immense and overwhelming that the city was declared a
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It was first thought to be a single tornado event of over 25 miles (40 km), but a meticulous damage survey by the renowned severe weather expert
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421:, and tornadoes, and much was learned meteorologically from this event. Downbursts, a recent concept by Fujita at the time (the
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from downbursts inflicted less intense damage across the remainder of town. Total damages amounted to around $ 25 million (1975
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also damaged several houses and buildings. One woman was killed when venturing outside to close her car windows and a six-story
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Farms also suffered substantial damage to crops and buildings with agricultural losses over $ 3 million. The high-end
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damaged or destroyed about fifty buildings in Canton with a total damage width of about 0.25 miles (0.40 km).
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tornado continued for approximately another 6 miles (9.7 km) to about 1 mile (1.6 km) north of
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because of the proximity of the tornadoes and the accompanying exceptionally intense downburst activity.
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681:. 19th Conference Severe Local Storms. Minneapolis, Minnesota: American Meteorological Society.
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301:. On several farms, broad convergent and cyclonic crop damage exhibited evidence of the parent
261:. Around 5:05 pm, a rope-like tornado with multiple funnels was sighted on a farm southwest of
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714:. St. Johnsbury, Vermont: The Tornado Project of Environmental Films. pp. 1177–1178.
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for 11.1 miles (17.9 km) before ending about 3 miles (4.8 km) southeast of
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touched down at 4:30 p.m. about 14 miles (23 km) west of the small city of
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675:"The Destruction Potential Index – A Method for Comparing Tornado Days"
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Significant
Tornadoes 1680–1991, A Chronology and Analysis of Events
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636:(1978). "Manual of downburst identification for Project NIMROD".
553:(7). Asheville, North Carolina: National Climatic Data Center: 19
501:"SPC Historical Severe Weather Database Browser (SeverePlot 3.0)"
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333:) and immediately grew to very large size in agrarian central
579:. National Weather Service Central Illinois WFO. 2011-08-30.
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thunderstorm first showed evidence in the damage survey near
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warehouse was ignited into a large fire in Canton, Illinois.
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Thompson, Richard L.; Vescio, Michael D. (September 1998).
615:. National Weather Service Central Illinois WFO. 2011-09-11
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List of North
American tornadoes and tornado outbreaks
540:"Storm Data and Unusual Weather Phenomena, July 1975"
417:documented the complex interactions of downbursts,
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186:on the afternoon and evening of July 23, 1975.
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317:The first tornado of a complex combination of
174:event which occurred as part of a significant
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361:Detailed tornado and downburst track map by
838:1975 natural disasters in the United States
644:. Chicago, Illinois: University of Chicago.
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609:"Fulton County Tornadoes, 1951 to 2010"
405:, path length, and width—value of 150.
329:(or 3 miles (4.8 km) southwest of
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573:"Stark County Tornadoes, 1951 to 2010"
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848:July 1975 events in the United States
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732:"Tornado Kills Three in Illinois".
679:19th Conference Severe Local Storms
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168:Canton, Illinois Tornadoes of 1975
16:Tornado event in the United States
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685:from the original on 11 July 2007
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156:Most severe tornado damage; see
583:from the original on 2011-11-16
479:from the original on 2014-08-10
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473:"Tornado Kills 3 in Illinois"
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182:across northern and central
176:severe thunderstorm outbreak
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178:concentrated from eastern
128:2+ fatalities, 69 injuries
52:Canton, Illinois tornadoes
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771:Tornado outbreaks of 1975
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634:Fujita, Tetsuya Theodore
195:Confirmed tornadoes by
823:Fulton County, Illinois
454:forward flank downdraft
347:multiple vortex tornado
283:International Harvester
72:July 23, 1975 4:45 p.m.
655:FEMA: Illinois TORNADO
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828:Tornadoes in Illinois
388:federal disaster area
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450:Rear flank downdraft
736:; Jul 24, 1975; A7.
734:The Washington Post
708:Grazulis, Thomas P.
638:SMRP Research Paper
430:1835 Canton tornado
423:1974 Super Outbreak
380:Straight-line winds
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136:$ 25 million (1975)
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818:Tornadoes of 1975
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367:Gregory S. Forbes
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409:Science benefits
339:Illinois Route 9
289:Canton tornadoes
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813:F3 tornadoes
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782:January 9–12
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687:. Retrieved
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617:. Retrieved
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481:. Retrieved
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321:and extreme
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307:Prairie City
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271:funnel cloud
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158:Fujita scale
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557:25 February
419:microbursts
40: /
807:Categories
619:2012-02-10
587:2012-02-25
547:Storm Data
510:2024-04-04
483:2012-02-10
460:References
415:Ted Fujita
363:Ted Fujita
323:downbursts
125:Fatalities
403:intensity
295:supercell
279:Lightning
275:Groveland
91:confirmed
89:Tornadoes
710:(1993).
683:Archived
658:Archived
581:Archived
477:Archived
439:See also
299:Bushnell
190:Outbreak
184:Illinois
792:July 23
787:May 6–7
689:22 July
259:Chicago
172:tornado
108:tornado
28:90°02′W
25:40°33′N
718:
399:Banner
331:Blyton
327:Canton
269:and a
267:Peoria
224:Total
149:Canton
133:Damage
102:rating
69:Formed
543:(PDF)
343:Fiatt
716:ISBN
691:2007
559:2012
452:and
365:and
293:The
180:Iowa
166:The
100:Max.
642:156
384:USD
221:F5
218:F4
215:F3
212:F2
209:F1
206:F0
203:FU
809::
699:^
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551:17
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519:^
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395:F3
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250:3
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241:2
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229:0
106:F3
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