Tornadoes in Washington and Monona Counties

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY
1000 PM CDT FRI MAY 30 2008

...STORM SURVEYS VERIFY TORNADO ACTIVITY...

NUMEROUS POST-STORM DAMAGE ASSESSMENT SURVEYS WERE CONDUCTED
THROUGHOUT THE DAY ACROSS EASTERN NEBRASKA AND WESTERN IOWA. THE
SURVEYS WERE IN RESPONSE TO SEVERE STORMS THAT MOVED THROUGH THE
AREA DURING THE EVENING OF MAY 29, 2008.

EF1 TORNADO IN WASHINGTON COUNTY NEBRASKA.
LOCATION...3 TO 5 MILES EAST OF WINSLOW
ESTIMATED TIME...755 PM
EF-SCALE RATING...EF1
ESTIMATED WIND SPEED...95 MPH
PATH WIDTH...25 YARDS OR LESS
PATH LENGTH...AROUND 2 MILES

THE TORNADO TOUCHED DOWN AT TWO RESIDENCES ALONG ROUTE 12. TREE AND
OUTBUILDING DAMAGE WAS NOTED AT A CHURCH PARSONAGE...AND HALF OF A
MACHINE SHED WAS DESTROYED AT A SECOND RESIDENCE ALONG WITH TREE
DAMAGE.

EF1 TORNADO IN MONONA COUNTY IOWA.
LOCATION...4 MILES SOUTHWEST TO 4 MILES SOUTH OF MOORHEAD
ESTIMATED TIME...800-810 PM
EF-SCALE RATING...EF1
ESTIMATED WIND SPEED...105 MPH
PATH WIDTH...100 TO 200 YARDS IN A COUPLE OF SPOTS
PATH LENGTH...AROUND 3.5 MILES

THE TORNADO TOUCHED DOWN IN A GROVE OF TREES IN A RURAL AREA
SOUTHWEST OF MOORHEAD...THEN DID DAMAGE AT A PRIVATE RESIDENCE WHERE
A GROVE OF WALNUT TREES WERE SNAPPED WITH OTHER DAMAGE NOTED TO THE
HOUSE AND AREA OUTBUILDINGS. THE TORNADO THEN DID MORE DAMAGE TO TWO
SEPARATE GROVES OF COTTONWOOD TREES...AND DID ADDITIONAL TREE DAMAGE
AT A SECOND PRIVATE RESIDENCE ALONG WITH A CHICKEN COOP BEING
DESTROYED. A 3 FOOT DIAMETER OAK TREE WAS SNAPPED AT ITS BASE IN ONE
LOCATION.

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



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