Viewd : 205088
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212s
Description :
... DAMAGE SURVEY REPORT ON THE HALLAM NEBRASKA TORNADO ...
A SURVEY WAS CONDUCTED BY THE NATIONAL WEATHER SERVICE IN VALLEY,NE
OF THE TORNADO THAT STRUCK HALLAM ON SATURDAY,MAY 22ND. THE
FOLLOWING IS AN OVERVIEW OF DAMAGE ALONG THE TRACK.
THE TORNADO STARTED 2 MILES NORTH OF DAYKIN,NE AND TRAVELED
EAST-NORTHEAST TO ABOUT 1 MILE SOUTH OF WESTERN AND CONTINUED TO
ABOUT 2 MILES NORTH OF SWANTON. THE TORNADO WAS RATED F0 TO F1 ON
THE FUJITA DAMAGE SCALE IN THIS SECTION. MUCH OF THE DAMAGE WAS DUE
TO FARM OUTBUILDINGS,GRAIN BINS AND TREES. THE TORNADO REMAINED F0
TO F1 UNTIL IT STRUCK THE SOUTHERN PORTIONS OF WILBER WHERE IT
STRENGHTHENED TO F2. ROOFS BLOWN OFF OF HOMES OCCURRED JUST
SOUTHEAST OF WILBER.
THE TORNADO FROM WILBER TO NORTH OF CLATONIA TO HALLAM GREW TO ITS
MOST INTENSE STAGE. THE TORNADO'S PATH WIDTH ALSO INCREASED TO AN
UNPRECIDENTED TWO AND ONE-HALF MILES. THE F-SCALE RATING FOR THE
STORM WAS F4 FROM ABOUT CLATONIA TO HALLAM. MANY WELL-BUILT HOMES
WERE DEMOLISHED. GRAIN BINS,FARM SHEDS AND OUTBUILDINGS,AND TREES
WERE DEMOLISHED ALONG THIS SECTION OF THE PATH. HALLAM ITSELF
ESCAPED THE STRONGEST WINDS OF THE STORM,WHICH WERE SOUTH OF THE
TOWN. NEVERTHELESS,MANY OF THE STRUCTURES IN HALLAM WERE RATED F2
TO F3. THE STORM ALSO TOPPLED HOPPER CARS FROM A FREIGHT TRAIN ON
THE WEST SIDE OF THE TOWN.
THE TORNADO THEN TRACKED EAST FOR SEVERAL MILES PRIOR TO TURNING
NORTHEAST AGAIN. THE STORM NARROWED TO ABOUT A MILE WIDE AS IT
PASSED JUST NORTH OF CORTLAND AND ABOUT 2 MILES NORTH OF FIRTH. THE
NORRIS SCHOOLS NORTH OF FIRTH RECEIVED SEVERE DAMAGE WITH THE ROOF
OF THE MIDDLE SCHOOL AUDITORIUM COLLAPSED AND SEVERAL WALLS CAVED
IN. SCHOOL BUSSES WERE TOSSED. SEVERAL HOMES NORTHEAST OF THE
SCHOOLS WERE FLATTENED WHERE THE STORM WAS AGAIN RATED F4.
DAMAGE CONTINUED NORTHEAST TO HOLLAND AND 2 MILES NORTH OF PANAMA.
THE TORNADO WAS SLGHTLY WEAKER IN THIS SECTION (F2 AT THE MOST) AND
BEGAN TO NARROW. THE TRACK THEN CURVED MORE TO THE NORTH, JUST TO
THE SOUTH OF BENNET WHERE SOME HOMES RECEIVED F3 DAMAGE. AFTER
PASSING TO THE SOUTH OF BENNET, THE STORM MOVED BACK TO THE
NORTHEAST AND BEGAN TO WEAKEN TO F0 TO F1 STRENGTH. THE TRACK ALSO
WAS BECOMING NARROWER. THE TORNADO THEN DISSIPATED 1 MILE WEST OF
PALMYRA.
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