Little Sioux Scout Camp EF3 Tornado... June 11, 2008


EF3 TORNADO IN BURT...HARRISON AND MONONA COUNTIES
LOCATION...FROM 4.5 MILES WEST OF LITTLE SIOUX IOWA TO 2 MILES
SOUTHWEST OF MOORHEAD IOWA
ESTIMATED TIME...625 PM CDT TO 645 PM CDT
EF-SCALE RATING...EF3
PATH WIDTH...0.25 MILE
PATH LENGTH...AROUND 14 MILES

THE TORNADO STARTED 4.5 MILES WEST OF LITTLE SIOUX IOWA IN BURT
COUNTY WHERE CENTER PIVOT IRRIGATION SYSTEMS WERE TIPPED OVER AND
TREES SUSTAINED DAMAGE.  THE STORM TRACKED NORTHEAST ACROSS THE
MISSOURI RIVER AND INTERSTATE 29 NEAR MILE MARKER 97.  THIS IS WHERE
A SEMI-TRUCK FLIPPED ON ITS SIDE.  HEADING NORTHEAST...THE TWISTER
SNAPPED POWER POLES AND THEN ENTERED THE LITTLE SIOUX SCOUT RANCH.
THE TORNADO DESTROYED THE RANGERS HOME NEAR THE ENTRANCE OF THE PARK
AND WAS RATED A SOLID EF-3.  THE STORM THEN BLEW DOWN TREES AND
STRUCK THE BUNK HOUSE WHERE THE FOUR FATALITIES OCCURRED.  THE STORM
CONTINUED NORTHEAST INTO PREPARATION CANYON STATE PARK AND CONTINUED
TO TOPPLE TREES.  PRIOR TO ENTERING THE PARK...A FARMSTEAD SUSTAINED
DAMAGE.  THE TORNADO THEN HIT ANOTHER FARMSTEAD APPROXIMATELY 2.5
MILES SOUTHWEST OF MOORHEAD.  TREES WERE BLOWN DOWN AND SHEDS WERE
DAMAGED ON THE FARMSTEAD.  THE TORNADO THEN BEGAN TO WEAKEN AND
LIFTED 2 MILES SOUTHWEST OF MOORHEAD.

THE TORNADO RESULTED IN 48 CONFIRMED INJURIES AND 4 FATALITIES.

ENHANCED FUJITA SCALE
EF0...65 TO 85 MPH
EF1...86 TO 110 MPH
EF2...111 TO 135 MPH
EF3...136 TO 165 MPH
EF4...166 TO 200 MPH
EF5...201+ MPH
Click on photo to enlarge.


Aerial View

Aerial View #2

Tornado Path

Tornado Path #2

BunkHouse #1

BunkHouse #2


Ranger's Home

Ranger's Home #2

Damaged SUV

North Shelter Before

North Shelter After

Storm Cell


Visable Satellite

Trees Down
>
Big Tree

Reflectivity Loop

Storm Relative Motion

OverView

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