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PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
500 PM CDT TUE SEP 26 2006

...UPDATED...PRELIMINARY DAMAGE SURVEY RESULTS FOR THE MADISON
COUNTY MISSOURI TORNADO...

A DETAILED DAMAGE ASSESSMENT WAS CONDUCTED ON SATURDAY ACROSS PARTS
OF NORTHERN MADISON COUNTY MISSOURI. THE DAMAGE WAS DUE TO A TORNADO
WHICH PRODUCED MULTIPLE FUNNELS AND DAMAGE TRACKS.

TORNADIC DAMAGE WAS LOCATED ON HIGHWAY K APPROXIMATELY 1 MILE NORTH
OF HIGHWAY 72. THE TORNADO CROSSED THIS HIGHWAY AT 3:30 PM CDT.
SEVERAL LARGE TREE LIMBS AND A FEW TREES WERE DOWN OVER THIS AREA.
DAMAGE WIDTH WAS APPROXIMATELY 30 YARDS WHILE DAMAGE INTENSITY WAS
RATED F(0) ON THE FUJITA SCALE.

THE TORNADO SKIPPED ACROSS THE NORTHERN PART OF MADISON AND CAUSED
ADDITIONAL TREE DAMAGE ALONG HIGHWAY H APPROXIMATELY 4 MILES NORTH
FREDRICKTOWN. SEVERAL LARGE TREES AND TREE LIMBS WERE DAMAGED WITHIN
A 50 YARDS WIDE AREA. DAMAGE INTENSITY WAS RATED F(0). THE TORNADO
THEN MOVED ACROSS U.S. HIGHWAY 67 AT APPROXIMATELY 3:40 PM CDT. AGAIN
SEVERAL TREES AND LARGE LIMBS WERE DAMAGED ON BOTH SIDES OF THE
HIGHWAY. THE DAMAGE WIDTH AT THIS POINT WAS APPROXIMATELY 50 YARDS
AND DAMAGE INTENSITY WAS RATED F(0).

THE FIRST SIGNS OF MULTIPLE TORNADO DAMAGE TRACKS OCCURRED 1 MILE
WEST OF THE FREDRICKTOWN MUNICPAL AIRPORT ALONG COPPER MINES ROAD.
TWO TORNADIC DAMAGE TRACKS WERE UNCOVERED ACROSS A LAKE WEST OF
HIGHWAY OO ALONG COUNTY ROADS 271 ABD 272. OVER 20 HOMES...MOBILE
HOMES...AND MACHINE SHEDS SUSTAINED VARYING DEGREES OF DAMAGE.
SEVERAL WITNESSES OBSERVED TWIN TORNADOES MERGING INTO ONE LARGE
TORNADO OVER THIS AREA. THE DAMAGE WIDTH OF THE NORTHERN TRACK WAS
APPROXIMATELY 150 YARDS WIDE WHILE THE SOUTHERN DAMAGE DAMAGE WIDTH
WAS 100 YARDS WIDE. THE DAMAGE INTENSITY RANGED FROM F(1) TO F(2) ON
THE FUJITA SCALE.

BOTH FUNNELS MERGED INTO ONE LARGE FUNNEL AS IT CROSSED HIGHWAY OO
AT APPROXIMATELY 3:40 PM CDT. FIVE HOMES...FOUR MOBILE HOMES AND
SEVERAL MACHINE SHED SUSTAINED VARING DEGREES OF DAMAGE. NUMEROUS
LARGE TREES AND LARGE LIMBS WERE DOWN BY THE TORNADO. THE DAMAGE
WIDTH ALONG HIGHWAY OO WAS 300 YARDS. DAMAGE INTENSITY WAS MAINLY
HIGH END F(1).

THE TORNADO CONTINUED TO MOVE EAST ALONG AND NORTH OF COUNTY ROAD
217. AGAIN NUMEROUS LARGE TREES WERE SNAPPED OR UPROOTED BY THE
TORNADO. FOUR HOMES NORTH OF COUNTY ROAD 217 AND WEST OF COUNTY ROAD
215 SUSTAINED F(1) TO F(2) DAMAGE. DEBRIS FROM TWO OF THE FOUR HOMES
WERE TOSSED BETWEEN 50 TO 100 YARDS TO THE EAST. THE DAMAGE WIDTH
OVER THIS AREA WAS APPROXIMATELY 250 YARDS.

THE TWO TORNADIC DAMAGE TRACKS WERE AGAIN UNCOVEREDED 1/2 TO 1 MILE
NORTH OF THE INTERSECTION OF COUNTY ROADS 215 AND 217 OVER A SECOND
LAKE. FOUR HOMES SUSTAINED VARYING DEGREES OF DAMAGE WHILE ONE
MOBILE HOME WAS COMPLETELY DESTROYED. ONE PERSON WAS CRITICALLY
INJURED NEAR THE DESTROYED MOBILE HOME. DEBRIS FROM THE MOBILE HOME
WAS TOSSED OVER 150 YARDS TO THE EAST. THE WIDTH OF THE NORTHERN
DAMAGE TRACK WAS APPROXIMATELY 150 YARDS WIDE WHILE THE WIDTH OF THE
SOUTHERN DAMAGE TRACK WAS 50 YARDS. THE DAMAGE INTENSITY WAS RATED
THE HIGH END OF F(1).

WITNESSES OBSERVED THE TWIN TORNADOES MERGING AGAIN INTO ONE LARGE
FUNNEL AS IT CROSS A SECOND SMALL LAKE NORTH OF COUNTY ROAD 217.
FOUR HOMES AND SEVERAL MACHINE SHEDS AROUND THE SECOND LAKE
SUSTAINED VARYING DEGREES OF DAMAGE. OVER A THOUSAND TREES AROUND
THE LAKE WERE SNAPPED OR UPROOTED. THE WIDTH OF THE DAMAGE AREA WAS
1/4 MILE WIDE WHILE DAMAGE INTENSITY WAS RATED F(1) TO LOWER END OF
F(2).

A SEPARATE SATELLITE TORNADIC DAMAGE TRACK WAS UNCOVERED 3/4 MILE
SOUTH OF THE PRIMARY DAMAGE TRACK ALONG COUNTY ROAD 217 SOUTH OF THE
SECOND LAKE.

THE TORNADO CONTINUED EASTWARD INTO NORTHEAST MADISON CROSSING
COUNTY ROAD 291...JUST SOUTH OF THE ST. FRANCOIS COUNTY LINE. THE WIDTH
OF THE DAMAGE TRACK WAS 1/2 MILE OVER THIS AREA. THREE HOMES
SUSTAINED VARYING DEGREES OF DAMAGE WHILE THREE MACHINE SHEDS WERE
COMPLETELY DESTROYED. SIMILAR TO EXTENSIVE TREE DAMAGE AROUND THE
SECOND SMALL LAKE EAST OR MINE LA MOTTE, THOUSANDS OF LARGE TREES
WERE UPROOTED OR SNAPPED NEAR THE BASE OF THE TRUNK ALONG AND WEST
OF COUNTY ROAD 291. THE DAMAGE INTENSITY OVER THIS AREA WAS RATED F2.

THE TORNADO CONTINUED EAST AND CROSSED MARTIN ROAD IN EXTREME
NORTHEAST MADISON COUNTY AND CLIPPED EXTREME SOUTHEAST ST. FRANCOIS
COUNTY AT APPROXIMATEY 3:48 PM CDT. THE TORNADIC DAMAGE PATH
NARROWED TO 0.2 MILES AT MARTIN ROAD. ONE HOME IN ST. FRANCOIS
COUNTY SUSTAINED ROOF AND GARAGE DAMAGE WHILE A SMALL MACHINE SHED
WAS COMPLETELY DESTROYED. NUMEROUS LARGE TREES WERE DOWN OR SNAPPED
WITHIN THIS AREA. THE DAMAGE INTENSITY WAS RATED F1. FROM THIS
LOCATION THE TORNADO CONTINUED INTO PERRY COUNTY MISSOURI ALONG AND
NORTH OF COUNTY ROAD 738. THE TORNADO EXITED MADISON COUNTY AT
APPROXIMATELY 3:49 PM CDT.

THE TORNADIC DAMAGE PATH ASSOCIATED WITH THE MADISON COUNTY
TORNADO WAS 18 MILES.

IT SHOULD BE POINTED OUT THAT SEVERAL PEOPLE OVER THE DAMAGE
AREA EXPERIENCED DAMAGE FROM THE LONG TRACK TORNADO ON MARCH 11
2006.

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