Saturday, October 20, 2007

Thursday's Severe Weather Summary

...NATIONAL WEATHER SERVICE STORM SURVEYS FIND EF0 TORNADO AND STRAIGHT LINE WIND DAMAGE...

AN NWS STORM SURVEY CREW WAS SENT TO MARION AND WINSTON COUNTIES.THEY SURVEYED AN AREA IN MARION COUNTY APPROXIMATELY 2.7 MILES SOUTHWEST OF HALEYVILLE. THE PATH LENGTH WAS 0.06 MILES AND THE PATHWIDTH WAS 50 YARDS. TREES AND POWERLINES WERE DOWNED ON HWY 129 AND THERE WAS DAMAGE TO A HOUSE ALONG THE PATH. SOME DEBRIS WAS ALSO THROWN 300 FT BEYOND THE END OF THE PATH. THE ESTIMATED WIND SPEED WAS 80 MPH...MAKING THIS AN EF0 TORNADO.

A SECOND AREA WAS SURVEYED IN THE TOWN OF PEBBLE ABOUT 5.9 MILES NORTHEAST OF HALEYVILLE. APPROXIMATELY A DOZEN SHINGLES WERE BLOWN OFF OF A ROOF...ONE CEDAR TREE AND SEVERAL LARGE LIMBS WERE ALSO BLOWN DOWN. THE DAMAGE WAS CONFINED TO AN AREA 300 YARDS LONG BY 300YARDS WIDE..AND WAS CAUSED BY STRAIGHT LINE WINDS. WIND SPEED WAS ESTIMATED AT 60 MPH.

THE EF1 TORNADO THOUGHT TO HAVE INITIATED IN WINSTON COUNTY WAS DISCOVERED TO BE EXCLUSIVELY IN LAWRENCE COUNTY ALABAMA. THIS IS LOCATED IN THE NATIONAL WEATHER SERVICE HUNTSVILLE COUNTY WARNING AREA.

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