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2007 Elie tornado
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F5 tornado in Manitoba, Canada
2007 Elie tornado frameless|300px The tornado approaching the town of Elie, Manitoba, around 6:50 p.m. CDT June 22, 2007, 6:25 p.m. CDT (UTC–05:00) 35 minutes June 22, 2007, 7:00 p.m. CDT (UTC–05:00) F5 >261 mph km/h onCanada's Top Ten Weather Stories for 2007 https://ec.gc.ca/meteo-weather/default.asp?lang=En&n=07580648-1 Environment Canada Archived 30 December 2009 Environment Canada 13 November 2015 12 March 2013 https://web.archive.org/web/20130312065945/https://ec.gc.ca/meteo-weather/default.asp?lang=En&n=07580648-1 dead None $57.88 million CAD(As of September 2026; adjusted for inflation) Elie, Manitoba, Canada 2007 Southern Manitoba tornado outbreak and Tornadoes of 2007
The 2007 Elie tornado was a small, but extremely powerful and erratic tornado that occurred in Manitoba, Canada, during the evening hours of Friday, June 22, 2007. The powerful F5 tornado that struck the town of Elie (40 km mi on west of Winnipeg) is known for its unusual path, behaviour, its rope to cone structure (as opposed to a "wedge" structure), and how unique it is compared to other F5/EF5 tornadoes.Elie tornado upgraded to highest level on damage scale - Canada's first official F5 tornado http://archive.newswire.ca/en/story/99261/elie-tornado-upgraded-to-highest-level-on-damage-scale-canada-s-first-official-f5-tornado CNW Archive Environment Canada 13 November 2015 https://web.archive.org/web/20151117021045/http://archive.newswire.ca/en/story/99261/elie-tornado-upgraded-to-highest-level-on-damage-scale-canada-s-first-official-f5-tornado 17 November 2015 dead It was part of a small two-day tornado outbreak that occurred in the southern Manitoba region, which featured other significant (F2+) tornadoes. The tornado reached a maximum width of 150 yd m and had a path length of about 6 km (3.7 mi). It was unusual because it caused extreme damage during its "roping-out" stage at a mere 35 yd m in width, all while moving extremely slowly and unpredictably. The tornado tracked primarily southeast, as opposed to the usual northeasterly motion of tornadoes, and it made multiple loops and sharp turns.P9.10 Elie, Manitoba, Canada, June 22, 2007: Canada's first F5 tornado (2008 - 24SLS_24sls) https://ams.confex.com/ams/24SLS/techprogram/paper_141718.htm 2022-03-31 ams.confex.comAssessing tornado damage: EF-scale vs. F-scale https://web.archive.org/web/20130427003723/http://www.theweathernetwork.com/news/storm_watch_stories3%26stormfile%3DAssessing_tornado_damage__EF-scale_vs._F-scale_19_04_2013?ref=ccbox_homepage_topstories April 27, 2013
While several houses were leveled, no one was injured or killed by the tornado. A well-built, anchored home in Elie was swept off of its foundation, with the entire house being lofted by the tornado and disintegrated midair, justifying an F5 rating. One of the strongest tornadoes in the modern era, it is one of only eleven to be rated F5/EF5 since the 1999 Bridge Creek-Moore tornado. Damage costs were estimated at $39 million ($57.88 million in 2026).
As of 2026, this is the most recent tornado to be rated F5 on the Fujita Scale, before the introduction of the Enhanced Fujita ScaleUS Department of Commerce NOAA The Enhanced Fujita Scale (EF Scale) https://www.weather.gov/oun/efscale 2026-09-28 www.weather.gov NOAA's National Weather Service EN-US as the United States had switched to using the Enhanced Fujita Scale earlier that year, followed by Canada in 2013.Fujita Tornado Damage Scale http://www.spc.noaa.gov/faq/tornado/f-scale.html www.spc.noaa.govA look back at Canada's largest tornado: A night that changed Elie https://pembinavalleyonline.com/articles/a-look-back-at-canadas-largest-tornado-a-night-that-changed-elie 2025-12-04 PembinaValleyOnline
Meteorological synopsis
thumb|Elie Tornado Radar CXWL scan as it hit the town of Elie|213x213px
thumb|213x213px|Radar image of the group of storms that produced the tornado2007 Southern Manitoba tornado outbreak#Meteorological synopsis
Prior to the event, 1200 UTC 500-mb mesoscale analysis revealed the presence of a building upper ridge over the southern Prairies region of Canada, specifically in the southern Alberta and Saskatchewan regions, with a minor shortwave trough accompanying this ridge over Alberta. A thermal ridge was also noted in the southern Saskatchewan area, preventing storm formation and increasing heating in the upper atmosphere. Winds contained within a jet max at 800 hPa reached 10-15 m s⁻¹ (22-34 mph) as they rounded the western half of a high pressure ridge situated over the High Plains. This intense jet stream continually advected moisture from the Gulf of Mexico, allowing any developing storms to have access to large amounts of inflow. The directional and magnitudinal change of wind with height, known as wind shear, was also observed during this time, further contributing to an environment favorable for storm development.Hobson Justin J. 2011 Meteorological Analysis of the 22 June 2007 F5 Tornado in Elie, Manitoba https://mspace.lib.umanitoba.ca/server/api/core/bitstreams/8b42fd59-5357-45a2-9d21-dd665e085ec4/content University of Manitoba July 19, 2026
At the surface, multiple disconnected lows were present, with one surface low over southern Saskatchewan featuring a warm front that extended to the east, into the Interlake region of the province of Manitoba. Due to this low, warm temperatures and high dew point values were advected into the region, increasing instability in the atmosphere. By 1800 UTC, this surface low had moved east and positioned itself directly over Dauphin Lake, with surrounding temperatures reaching 26-28°C (79-82°F), and dew points skyrocketing to 18-20°C (64-68°F). At this time, a significant elevated mixed layer (EML) remained over the area, preventing convection and storm activity but allowing for instability to continue to rise. By 2100 UTC, the area of low pressure had finally migrated to the southern basin of Lake Manitoba, and remained quasi-stationary for hours, with the Elie tornado initiating off of a dry line ahead of a cold front that extended from the low. It is noted that a cold pool and gravity waves may have affected the development of the Elie tornado, as well as other tornadoes in the surrounding area.
Tornado summary
thumb|220px|Funnel cloud that would produce the Elie tornado|left
The tornado initially touched down north of the Trans-Canada Highway at around 6:25 p.m. CDT (23:25 UTC)Government of Canada Environment and Climate Change Canada 2009-12-30 Environment and Climate Change Canada - Weather and Meteorology - Canada's Top Ten Weather Stories for 2007 - Canada's First F5 Tornado https://ec.gc.ca/meteo-weather/default.asp?lang=En&n=07580648-1 2022-03-28 ec.gc.ca and slowly moved southeast, where it picked up and overturned a semi-trailer and a tractor trailer. The tornado gradually turned east, took a sharp turn south, and then took another sharp turn east, all within roughly 1 mi km. The tornado made another turn south and made an extremely slow loop over the town's flour mill at F2 intensity, causing over $1 million in damage. Multiple semi trucks were overturned and damaged and building walls buckled inward. At this point, the tornado was producing F1 to F2 level damage and had grown to a width of 50 m yd on. From there, it headed south parallel to Janzen Road at F0 intensity. It also continued to grow in width, reaching its peak width of about 140 m (153 yd). After reaching the intersection of Janzen Road and Road 61 North, the tornado turned east directly towards the southwest edge of Elie. It quickly intensified to F4 strength while it made a loop over Elie Street, as it began to severely damage multiple homes along this street. One of these homes, which was described as well-built and bolted to its foundation, was completely removed from its foundation and lofted into the air by the tornado, where it then collapsed into pieces as it was thrown around the tornado's funnel, justifying F5 intensity. The tornado also sheared some sill plates from this home and snapped off the bolts that supported these sill plates. Trees were debarked as well. Two other houses sustained F4 level damage, with both of them being almost completely swept from their foundations. One other house to the west also sustained F2-F3 level damage, with the entire roof torn off and multiple exterior walls collapsed. The tornado also flipped and threw multiple cars, including a car that was tossed over 100 meters, and even tossed one homeowner's Chrysler Fifth Avenue onto a neighbor's roof.Reported on page B1 in the Windsor Star, Windsor, Ontario, June 23, 2007Tornado cleanup begins in southern Manitoba https://www.theglobeandmail.com/news/national/tornado-cleanup-begins-in-southern-manitoba/article1088041/ 2022-03-31 The Globe and Mail 23 June 2007 https://web.archive.org/web/20250120141047/https://www.theglobeandmail.com/news/national/tornado-cleanup-begins-in-southern-manitoba/article1088041/ 2025-01-20 live en-CA The tornado lingered over this area of Elie for approximately four minutes before it exited Elie to the southwest and rapidly dissipated.
thumb|225x225px|Path of the tornado, showing sporadic loops and turns
The tornado traveled about 6 km mi on and was 150 yd m wide at its widest during its 35-minute lifespan. The tornado repeatedly struck the same area of town, destroying most of the structures and vehicles in the area. A video of the tornado shows an entire two-story home being wiped off of its foundation and tossed 75 ft m in the air, before rotating around the tornado and then being destroyed. Also seen on the video was a three-quarters-of-a-ton (1,500 LB) GM van filled with drywall that was lofted by the tornado and tossed hundreds of feet. At least three houses are seen being destroyed on the video, along with many more structures and vehicles being damaged. In other videos, the flour mill in Elie is also shown being damaged by the tornado, with bins and roofs being destroyed.F5 Tornado in Elie, MB From Different Vantage Point https://www.youtube.com/watch?v=3ScKKYV8u6E en 2022-03-31
Aftermath
thumb|225x225px|F5 damage to a well built home in Elie
Since residents in Elie were prepared and took the necessary precautions during the event, there were no injuries or deaths reported. The following day, Environment Canada sent out a storm damage survey team from the Prairie and Arctic Storm Prediction Centre to assess the damage caused by the tornado. On September 18, 2007, the tornado was upgraded to F5 on the Fujita scale from the original F4 rating based on video analysis of the tornado and reassessment of the damage. This was the first tornado in Canada to be officially rated as such, making it the strongest confirmed tornado in Canadian history. It was one of only two F5/EF5 tornadoes that year (the other being a large and destructive EF5 tornado that struck Greensburg, Kansas on May 4), and it is one of only eleven tornadoes to be rated F5/EF5 since the 1999 Bridge Creek-Moore tornado. At the time, Canada had not adopted the Enhanced Fujita scale, which explains why the tornado received an F5 rating despite happening after the release of the Enhanced Fujita scale in the United States.10 years later, Canada's only F5 tornado remains in a class of its own en-US Washington Post https://www.washingtonpost.com/news/capital-weather-gang/wp/2017/06/22/10-years-later-canadas-only-f5-tornado-remains-in-a-class-of-its-own/ 2022-03-31 0190-8286 It was mentioned by surveyors, however, that the Elie tornado was an EF5-equivalent tornado and could have received an EF5 rating if the enhanced scale were in use in Canada at the time.Staff of the American Meteorological Society and Environment Canada Elie, Manitoba, Canada, June 22, 2007: Canada's first F5 tornado https://ams.confex.com/ams/24SLS/techprogram/paper_141718.htma 24th Conference on Severe Local Storms American Meteorological Society 9 January 2024 https://web.archive.org/web/20240109023508/https://ams.confex.com/ams/24SLS/techprogram/paper_141718.htm 9 January 2024 Savannah, Georgia Academic conference 29 October 2008 The preliminary damage assessment pointed to F5 (EF5) damage. live
F4 vs F5 rating
Disagreements on the intensity of tornadoes
In 2008, at the American Meteorological Society's 24th Conference on Severe Local Storms, Patrick J. McCarthy, along with D. Carlsen and J. Slipec, submitted a paper for and hosted a presentation on the Elie tornado.McCarthy Patrick J. Carlsen D. Slipec J. Elie, Manitoba, Canada, June 22, 2007: Canada's first F5 tornado The American Meteorological Society's 24th Conference on Severe Local Storms 29 October 2008 24 P9.10 1–7 Prairie and Arctic Storm Prediction Centre (PASPC), Meteorological Service of Canada (MSC), Environment Canada (EC) At the conference, it was discussed that some of the damage did point to an F5 rating. However, the survey team was concerned that the tornado was weaker than F5 strength, and only caused the extreme damage due to moving slowly, where it could have "relentlessly pounded the houses into a higher level of destruction". After further investigation using video evidence captured by those watching the tornado, the surveyors determined that, "The structural failures were quick. The structural assessments indicated that the homes were well-built and generally well-secured." In particular, one of the destroyed homes met all of the requirements for the highest damage rating," being equipped with 2x6 sill plates, larger-than-usual washers, and J-bolts.
Significance
The Elie tornado was also significant due to its appearance at F5 intensity, where it was reaching the end of its life span and was in its "roping-out"/decaying stage. Some meteorologists suggest that the extreme intensity of the tornado was a result of the rapid implosion of the tornado's wind field, which caused it to quickly accelerate for a brief period of time. This theory aligns with the physical principle of conservation of angular momentum, where a constricted radius results in acceleration. This is similar to a figure skater pulling in his or her arms to spin more quickly.
See also
2007 Southern Manitoba tornado outbreak
Tornadoes of 2007
List of Canadian tornadoes and tornado outbreaks (since 2001)
List of F5, EF5, and IF5 tornadoes
1997 Jarrell tornado – Another slow-moving, erratic, and extremely intense tornado that impacted the town of Jarrell, Texas in May 1997
List of notable media in the field of meteorology
References
External links
Video of tornado
Popular Manitoba tornado video
The Elie, Manitoba F5 Tornado
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