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debris, including an entire vehicle, into the suddenly exposed space. Two other vehicles near the house were moved 40 yards (37 m) and 300 yards (270 m) northeast respectively. One lost its engine. Nearby trees were denuded, stubbed, snapped, and lofted long distances. The homestead was judged by the
National Weather Service to be the tornado's point of maximum intensity, with estimated wind speeds of at least 170 miles per hour (270 km/h) and a damage rating of EF4.
261:
30-year-old man, had been taking videos of the tornado on
Snapchat as it approached him and his colleague. His colleague sheltered by hanging on to the underside of a tractor in the machine shop, and survived. The National Weather Service rated the damage to the newly built machine shop EF3, with winds estimated to have been between 136–165 miles per hour (219–266 km/h).
260:
before touching down on the other side at EF2 intensity. As the tornado crossed County Road 82, it quickly intensified to EF3 strength and reached its maximum width of 650 yards (590 m). Here, a machine shop was completely destroyed and swept off its foundation, killing one person. The victim, a
268:
As it crossed County Road 117 the tornado produced significant damage to trees and crops, ranging from EF2 to EF3 in intensity. As the tornado began to dissipate, its movement became erratic, turning due north before turning due east and then again turning due north. While dissipating, the tornado
264:
As the tornado continued northeast, it struck a well-built two-story house on a rural homestead along 120th Street, which was decimated and completely swept off its foundation with debris widely scattered. Two people sheltered in the basement and survived with injuries after the tornado hurled
503:
On July 8, a rapidly developing late-afternoon supercell thunderstorm across west-central
Minnesota led to the development of a nine-mile-path tornado across Interstate 94 and parts of Grant and Otter Tail Counties. It produced EF-4 damage at its peak and resulted in a fatality. At least 10
279:, making it remarkably visible. Multiple storm chasers captured photographs and footage of the photogenic tornado, which at times dwindled to just 10 feet (3.0 m) in width. A photograph of the Ashby–Dalton tornado was used in the cover for the 2021 disaster film
827:
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248:. The tornado initially moved southeast before turning northeast. After traveling two miles (3.2 km), the tornado intensified to at least EF1 intensity as it entered
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likely maintained its strong-to-violent intensity, causing deep ground scouring. The tornado finally dissipated between 145th Street and County Road 12.
633:
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In total, the tornado killed one person, injured two others, and caused over $ 1.8 million (2020 USD) in damage along its nine-mile (14 km) path.
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171:. The National Weather Service in Grand Forks, North Dakota rated the worst of the damage from the tornado EF4 on the
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On the afternoon of July 8, 2020, a violent and deadly drillbit tornado struck the area between the towns of
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The tornado touched down at EF0 to EF1 intensity, approximately six miles (9.7 km) west of Ashby, in
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828:"Twister's path: Oklahoma-made tornado movie '13 Minutes' stars Anne Heche, Amy Smart and more"
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observing the storm passed on information to the local
National Weather Service office as a
718:"WDTD SOTM (August 12, 2020): Stories from Remote Quick Response Team (QRT) Damage Surveys"
8:
596:
252:, where it turned due north before again turning to the northeast. The tornado briefly
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364:"Review of the damaging EF-4 tornado across west central Minnesota on July 8th, 2020"
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p.m. the day of, which had mooted the risk of "a tornado or two" occurring. The
589:"Deadly Minnesota Tornado Rated EF4; Buildings Swept off Foundations, NWS Says"
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49:
26:
850:
805:"Deadly Minnesota tornado featured on cover of upcoming movie '13 Minutes'"
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farmsteads were impacted, with three homes and multiple sheds destroyed.
276:
690:"Man who died in Otter Tail County tornado was married father of four"
523:
National
Weather Service in Grand Forks, North Dakota (10 July 2020).
275:
The tornado spawned from a low-precipitation thunderstorm with a high
240:
Debarked trees and low-end EF4 damage to a home near Ashby, Minnesota.
785:. Minnesota Department of Natural Resources' State Climatology Office
694:
205:
168:
175:. The tornado was also used as the cover for the 2021 disaster film
558:
626:"Destructive 'drill bit' tornado carves deadly path in Minnesota"
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thunderstorm that spawned the tornado developed just before 5:00
555:"'Violent' Minnesota tornado packed 170 mph winds, NWS says"
476:"The 2020 Tornado Season: Active and Quiet in the Same Year"
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353:
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The Ashby–Dalton tornado occurred in an area covered by a
439:"Minnesota Event Report: EF4 Tornado (Otter Tail County)"
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331:
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779:"Minnesota DNR reveals its top 5 weather events of 2020"
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National
Weather Service in Grand Forks, North Dakota.
324:
300:
List of North
American tornadoes and tornado outbreaks
752:"One Dead, Two Injured in Tornado Near Dalton, Ashby"
509:
228:
developed and would become the Ashby–Dalton tornado.
407:"Minnesota Event Report: EF4 Tornado (Grant County)"
688:Saucedo, Estefan; Austin, Jennifer (July 9, 2020).
531:. National Oceanic and Atmospheric Administration.
366:. National Oceanic and Atmospheric Administration.
212:p.m., and was rotating strongly enough to garner a
1040:
587:Dolce, Chris; Erdman, Jonathan (July 10, 2020).
467:
668:National Oceanic and Atmospheric Administration
447:National Oceanic and Atmospheric Administration
415:National Oceanic and Atmospheric Administration
16:2020 EF4 tornado in the U.S. state of Minnesota
525:"NWS DAMAGE SURVEY FOR 07/08/20 TORNADO EVENT"
435:National Centers for Environmental Information
403:National Centers for Environmental Information
880:
866:
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728:Warning Decision Training Division. 14:42.
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395:
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310:List of F4 and EF4 tornadoes (2020–present)
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826:McDonnell, Brandy (October 29, 2021).
777:Turtinen, Melissa (31 December 2020).
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421:from the original on 13 January 2023
807:. Bring Me The News. 4 October 2021
13:
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624:Cappucci, Matthew (July 9, 2020).
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60:July 8, 2020, 5:39 p.m.
44:July 8, 2020, 5:08 p.m.
14:
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716:LaDue, Jim (August 18, 2020).
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474:Guyer, Jared (23 April 2021).
1:
492:10.1080/00431672.2021.1896937
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1069:Otter Tail County, Minnesota
305:List of F4 and EF4 tornadoes
141:Otter Tail County, Minnesota
99:170 mph (270 km/h)
7:
664:"Damage Assessment Toolkit"
288:
10:
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529:Iowa Environmental Mesonet
128:$ 1.855 million (2020 USD)
888:
882:Tornado outbreaks of 2020
191:severe thunderstorm watch
151:tornado outbreaks of 2020
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20:2020 Ashby–Dalton tornado
758:. KXRA (AM). 9 July 2020
726:National Weather Service
662:DATians (15 July 2020).
195:National Weather Service
1064:Grant County, Minnesota
198:Storm Prediction Center
1059:Tornadoes in Minnesota
241:
35:Meteorological history
239:
173:Enhanced Fujita scale
89:Enhanced Fujita scale
443:Storm Event Database
411:Storm Event Database
756:Voice of Alexandria
630:The Washington Post
597:The Weather Channel
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96:Highest winds
19:
1054:Tornadoes of 2020
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783:Bring Me The News
250:Otter Tail County
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962:Hurricane Isaias
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437:(October 2020).
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222:Weather spotters
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997:Hurricane Sally
993:September 16–18
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232:Tornado summary
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104:Overall effects
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893:January 10–11
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1049:F4 tornadoes
1003:October 8–11
978:August 26–28
952:
898:February 5–7
837:. Retrieved
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246:Grant County
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226:funnel cloud
188:
176:
158:
149:
148:Part of the
137:Grant County
86:
1028:December 16
1023:November 30
1013:November 10
948:April 22–23
943:April 19–20
933:April 12–13
923:March 30–31
918:March 28–29
913:March 18–19
839:October 10,
811:7 September
789:7 September
762:7 September
673:7 September
593:weather.com
565:7 September
539:8 September
497:7 September
480:Weatherwise
457:7 September
425:7 September
374:7 September
81:EF4 tornado
1043:Categories
958:August 3–4
736:October 2,
701:October 1,
640:October 1,
602:October 1,
318:References
282:13 Minutes
277:cloud base
185:Background
178:13 Minutes
109:Fatalities
76:31 minutes
57:Dissipated
988:August 30
973:August 14
968:August 10
928:April 7–9
903:March 2–3
724:(Video).
486:(3): 41.
206:supercell
169:Minnesota
66:UTC−06:00
50:UTC−06:00
730:Archived
634:Archived
559:Fox News
533:Archived
451:Archived
419:Archived
368:Archived
289:See also
117:Injuries
73:Duration
722:Youtube
254:skipped
216:by 5:08
200:at 4:10
87:on the
953:July 8
218:
210:
202:
165:Dalton
139:&
125:Damage
41:Formed
256:over
220:p.m.
161:Ashby
937:List
841:2022
813:2023
791:2023
764:2023
738:2023
703:2023
695:KARE
675:2023
642:2023
604:2023
567:2023
541:2023
499:2023
459:2023
427:2023
376:2023
258:I-94
163:and
488:doi
62:CDT
46:CDT
1045::
830:.
781:.
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