Storm Damage Survey of tornadoes from July 1, 2011

...DAMAGE ASSESSMENT RESULTS FROM PIPESTONE AND LINCOLN COUNTIES IN
MINNESOTA...

A SUPERCELL THUNDERSTORM MOVED ACROSS SOUTHWESTERN MINNESOTA ON THE
AFTERNOON OF JULY 1. IN ADDITION TO WIDESPREAD THUNDERSTORM WIND
DAMAGE ACROSS SEVERAL COUNTIES...BRIEF TORNADO TOUCHDOWNS OCCURRED.

ONE TORNADO TOUCHED DOWN ON THE SOUTHWESTERN SIDE OF TYLER MINNESOTA
AROUND 3:57 PM CDT...AND TRACKED NORTHEAST ACROSS THE TOWN. IN
ADDITION TO DEMOLISHING SEVERAL OUTBUILDINGS AND STORAGE
FACILITIES...NUMEROUS STRUCTURES EXPERIENCED TOTAL ROOF LOSS AND
DAMAGE TO EXTERIOR SIDING. THE MOST SIGNIFICANT DAMAGE WAS NOTED IN
A PATH FROM NEAR THE INTERSECTION OF COUNTY ROAD 8 AND HIGHWAY
14...NORTHEAST TOWARD MAPLE AND LINCOLN STREETS...WHERE THE TORNADO
WAS RATED A LOW-END EF2 WITH ESTIMATED WINDS AROUND 115 MPH. THE
TORNADO WAS AT ITS WIDEST IN THIS AREA...WHERE IT WAS APPROXIMATELY
ONE QUARTER MILE WIDE. THE TORNADO HAD A PATH LENGTH OF
APPROXIMATELY 3 MILES. WIDESPREAD TREE DAMAGE AND TREE-TOP DEBARKING
WAS ALSO DISCOVERED.

ANOTHER TORNADO TOUCHED DOWN IN PIPESTONE COUNTY AROUND 3:50 PM CDT
JUST SOUTHWEST OF THE TOWN OF RUTHTON. THIS TORNADO TRACKED
NORTHEAST ACROSS THE TOWN OF RUTHTON TOWARD THE INTERSECTION OF
NORTHWESTERN MURRAY AND SOUTHERN LYON COUNTIES. THE MOST SIGNIFICANT
DAMAGE OCCURRED ON THE SOUTH SIDE OF RUTHTON JUST WEST OF HIGHWAY
23...WHERE SEVERAL GARAGES WERE DAMAGED...AND ONE WAS
COMPLETELY CLEARED OFF THE FOUNDATION. THE TORNADO WAS RATED A HIGH
END EF1...WITH ESTIMATED WINDS OF 100-110 MPH. THE TORNADO WAS
APPROXIMATELY ONE EIGHTH OF A MILE WIDE...AND HAD A PATH LENGTH OF
APPROXIMATELY 4 MILES.

ADDITIONAL INFORMATION ABOUT THESE TORNADOES AND THE EXTENSIVE WIND
DAMAGE...INCLUDING PICTURES...WILL BE POSTED TO OUR WEB SITE AT
WEATHER.GOV/SIOUXFALLS EARLY NEXT WEEK.



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