June 11th St. Charles Tornado

Overview

On the evening of June 11th, 2014, a supercell thunderstorm tracked along a warm front in central lower Michigan. The supercell thunderstorm spawned a tornado 6 miles southwest of St. Charles. The tornado intensified to EF-1 along Fordney Road between Brant and Fergus Roads. Several Large trees were uprooted, along with minor to moderate structural damage.

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Radar

Radar loop courtesy of Iowa Environmental Mesonet (IEM). Storm-based tornado warning is shown with a red box and yellow boxes are severe thunderstorm warnings..

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Local Storm Reports

Image courtesy of Iowa Environmental Mesonet (IEM). Red box is a tornado warning. Local Storm Reports (LSR) are also shown plotted on the map.

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Storm Suvey

Above image displays the damage tracks. Interactive Google Map, including points, can be viewed by either clicking on the image or here.

NOUS43 KDTX 121445
PNSDTX
MIZ047>049-053>055-060>063-068>070-075-076-082-083-130245-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1045 AM EDT THU JUN 12 2014

...NWS DAMAGE SURVEY FOR 06/11/14 TORNADO EVENT...

.BRANT TOWNSHIP / ST CHARLES TORNADO...

RATING: EF-1
ESTIMATED PEAK WIND: 90-100 MPH
PATH LENGTH /STATUTE/: 5 MILES
PATH WIDTH /MAXIMUM/: 300 YARDS
FATALITIES: 0
INJURIES: 1

START DATE: JUNE 11...2014
START TIME: 5:55 PM EDT
START LOCATION: 6 SW ST CHARLES / SAGINAW COUNTY / MI
START LAT/LON: 43.24 / -84.21

END DATE: JUNE 11...2014
END TIME: 6:08 PM EDT
END LOCATION: 1 S ST CHARLES / SAGINAW COUNTY / MI
END_LAT/LON: 43.29 / -84.13

SURVEY SUMMARY: U.S. NATIONAL WEATHER SERVICE METEOROLOGISTS SURVEYED
A TORNADO DAMAGE PATH NEAR ST. CHARLES MICHIGAN. THE DAMAGE WAS CONSISTENT
WITH EF-1 TORNADO DAMAGE WITH ESTIMATED PEAK WIND VALUES OF 90-100 MPH.

INITIAL EF-0 DAMAGE WAS OBSERVED NEAR THE INTERSECTIONS OF MARION AND
RAUCHOLZ ROADS...APPROXIMATELY 6 MILES SOUTHWEST OF ST. CHARLES. THE
DAMAGE CONSISTED OF MAINLY TREE LIMBS. DAMAGE INTENSITY INCREASED TO
EF-1 ALONG FORDNEY ROAD BETWEEN BRANT AND FERGUS ROADS AND CONTINUED
TO THE VICINITY OF RING AND OAKLEY ROADS. SEVERAL LARGE TREES WERE
UPROOTED AND MANY MORE WERE DAMAGED SEVERELY...SOME OF WHICH FELL ON
ADJACENT DWELLINGS. SOME MINOR TO MODERATE STRUCTURAL DAMAGE WAS ALSO
OBSERVED...CONSISTING MAINLY OF PARTIALLY LOST ROOFS...BLOWN OUT GARAGE
DOORS AND DESTRUCTION OF OUT BUILDINGS. ADDITIONAL EF-0 DAMAGE WAS
OBSERVED ACROSS M-52 NORTH OF RING ROAD AND CONTINUED TO NEAR SHARON
ROAD ON THE FAR SOUTH SIDE OF ST CHARLES.

EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES
TORNADOES INTO THE FOLLOWING CATEGORIES.

EF0...WEAK......65 TO 85 MPH
EF1...WEAK......86 TO 110 MPH
EF2...STRONG....111 TO 135 MPH
EF3...STRONG....136 TO 165 MPH
EF4...VIOLENT...166 TO 200 MPH
EF5...VIOLENT...>200 MPH

NOTE:
THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT AND PUBLICATION IN NWS
STORM DATA.

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SPC Products (More details can be found by clicking on the images)

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