Friday, April 22, 2011

Orange County, IN Tornadoes April 19-20


Orange County Tornadoes and Straight Line Wind Damage
DAMAGE TYPE: TORNADO #1

BEGIN TIME: 11:39 PM EDT
   END TIME: 11:40 PM EDT

BEGIN POINT: ROLAND
  END POINT: 1 MILE EAST OF ROLAND

   EF SCALE: EF-2
WIND SPEED: 115 MPH

PATH LENGTH: 1 MILE (THOUGH DIFFICULT TO TELL IN RUGGED COUNTRY)
PATH WIDTH: 200 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: THIS TORNADO STARTED AT THE MARTIN COUNTY LINE JUST ON
THE OTHER SIDE OF ROUTE 150 FROM ROLAND...THEN CROSSED ROUTE 150
INTO ROLAND AND ONTO WEST CR275N. NUMEROUS TREES WERE UPROOTED AND
SNAPPED IN A CONVERGENT PATTERN. IN ONE CONCENTRATED SPOT TWO DOZEN
TREES WERE SNAPPED OFF. A HOUSE HAD ITS WINDOWS BLOWN IN ON ITS
SOUTHWEST SIDE. A WELL CONSTRUCTED LOG CABIN LOST SHINGLES. A VERY
WELL CONSTRUCTED LARGE BARN HAD ITS METAL ROOFING TORN OFF AND
WRAPPED INTO TREE TOPS 100 TO 200 YARDS DOWNWIND. A WOOD SHED
OUTBUILDING WAS DESTROYED. THOUGH THE WIDTH OF THE DAMAGE PATH FROM
THIS TORNADO WAS 200 YARDS...STRAIGHTLINE WINDS NEAR THE TORNADO
MADE THE TOTAL DAMAGE WIDTH 0.5 TO 0.6 MILE WIDE.

DAMAGE TYPE: TORNADO #2

BEGIN TIME: 11:40 PM EDT
   END TIME: 11:41 PM EDT

BEGIN POINT: 7.7 MILES SOUTH OF FRENCH LICK
  END POINT: 7.7 MILES SSE OF FRENCH LICK

   EF SCALE: EF-1
WIND SPEED: 95-100 MPH

PATH LENGTH: 1 TO 1.5 MILES
PATH WIDTH: 100 TO 125 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: THIS TORNADO TOUCHED DOWN JUST WEST OF TONYS MARINA NEAR
ROUTE 145. TREES WERE UPROOTED AND SNAPPED. A LARGE METAL BARN WITH
CINDER WALLS WAS DESTROYED. THE TORNADO THEN CROSSED ROUTE 145 AND
MOVED INTO TONYS MARINA. THREE METAL OUTBUILDINGS WERE DAMAGED OR
DESTROYED. ONE OF THE BUILDINGS HAD ITS DOORS BLOWN IN...ON ANOTHER
THE METAL ROOF WAS PEELED BACK...AND THE THIRD WAS LEVELED AND BLOWN
300 YARDS DOWNWIND. TREES WERE UPROOTED IN A CONVERGENT PATTERN,
SOME OF WHICH FELL ON POWER LINES CAUSING THE POLES TO SNAP. A
PONTOON BOAT WAS FLIPPED OVER.



DAMAGE TYPE: TORNADO #3

BEGIN TIME: 11:40 PM EDT
   END TIME: 11:41 PM EDT

BEGIN POINT: 5.6 MILES SOUTH OF FRENCH LICK
  END POINT: 5.6 MILES SSE OF FRENCH LICK

   EF SCALE: EF-1
WIND SPEED: 110 MPH

PATH LENGTH: 0.5 TO 0.75 MILE
PATH WIDTH: 50 TO 75 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: THIS TORNADO BEGAN NEAR THE INTERSECTION OF BASE LINE
ROAD AND ROUTE 145. IT WAS 50 YARDS WIDE AT ITS INCEPTION AND
DESTROYED A METAL ROOFED BARN. TREES WERE UPROOTED AND SNAPPED. A
HOUSE ON BASE LINE ROAD NEAR ROUTE 145 HAD ITS FRONT PORCH RIPPED
OFF AND THROWN OVER THE HOUSE INTO THE BACK YARD. ABOUT 100 YARDS
FROM THE INTERSECTION OF BASE LINE ROAD AND ROUTE 145 A CLUSTER OF
LARGE TALL EVERGREENS WAS SNAPPED OFF AND STREWN CHAOTICALLY IN ALL
DIRECTIONS. THE TORNADO DISSIPATED JUST EAST OF ROUTE 145.



DAMAGE TYPE:  TORNADO #4

BEGIN TIME: 11:47 PM EDT
   END TIME: 11:47 PM EDT

BEGIN POINT: 5 SSW PAOLI
  END POINT: 5 SSW PAOLI

   EF SCALE: EF-0
WIND SPEED: 80 MPH

PATH LENGTH: 0.5 MILE
PATH WIDTH: 100 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: SEVERAL TREES WERE UPROOTED ALONG WEST CR390S. A COUPLE
OF TREES WERE SNAPPED. A METAL ROOF WAS PEELED OF OF A SMALL
OUTBUILDING.



DAMAGE TYPE:  STRAIGHT-LINE WINDS

BEGIN TIME: 11:49 PM EDT
   END TIME: 11:51 PM EDT

BEGIN POINT: 5 SSE PAOLI
  END POINT: 5 SSE PAOLI

WIND SPEED: 90 MPH

PATH LENGTH: ONE TO TWO MILES
PATH WIDTH:  100 TO 200 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: SEVERAL TREES WERE UPROOTED...A COUPLE SOFT PINES WERE
SNAPPED. HALF OF A METAL ROOF WAS REMOVED FROM A HOUSE. SPORADIC
TREE DAMAGE WAS FOUND OVER A WIDE AREA.

Dubois County, IN Tornadoes April 19-20


Dubois County Tornadoes
DAMAGE TYPE: TORNADO #1

BEGIN TIME: 11:22 PM EDT
   END TIME: 11:25 PM EDT

BEGIN POINT: 2.2 MILES NORTHWEST OF IRELAND
  END POINT: 2.6 MILES NORTH-NORTHEAST OF IRELAND

   EF SCALE: EF-1
WIND SPEED: 100-105 MPH

PATH LENGTH: 3.1 MILES
PATH WIDTH: 100-200 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY TEAM CONFIRMS AN EF-1 TORNADO
NORTHWEST OF IRELAND IN DUBOIS COUNTY. A WELL CONSTRUCTED 75 FT TALL
GRAIN SILO HAD THE TOP 40 FT PORTION SHEARED OFF. A 40 FT BY 50 FT
OUTBUILDING WAS DESTROYED IN THE VICINITY OF THE GRAIN SILO...WITH
SIDING BEING THROWN 400-500 YARDS DOWNWIND. ADDITIONALLY...STRAIGHT
LINE WIND DAMAGE WAS OBSERVED PRECEDING AND FOLLOWING THE TORNADO
PATH. THESE WINDS DESTROYED TWO HOG BUILDINGS AND CAUSED A GRAIN
SILO TO SHIFT ON IT/S FOUNDATION.


DAMAGE TYPE: TORNADO #2

BEGIN TIME: 11:22 PM EDT
   END TIME: 11:22 PM EDT

BEGIN POINT: 3 MILES NORTH OF HUNTINGBURG
  END POINT: 3.1 MILES NORTH OF HUNTINGBURG

   EF SCALE: EF-0
WIND SPEED: 80 MPH

PATH LENGTH: 0.3 MILES
PATH WIDTH: 200 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY TEAM CONFIRMS A VERY BRIEF EF-0
TORNADO NORTH OF HUNTINGBURG IN DUBOIS COUNTY. A LARGE SWATH OF
HARDWOOD TREES WERE SNAPPED AND UPROOTED. ADDITIONALLY...STRAIGHT
LINE WIND DAMAGE WAS OBSERVED ON EITHER SIDE OF THE TORNADO
PATH...WITH WIND SPEEDS OF 70-75 MPH.

DAMAGE TYPE: TORNADO #3

  BEGIN TIME: 11:26 PM EDT
    END TIME: 11:29 PM EDT

BEGIN POINT: 1.5 MILES NORTH OF BRETZVILLE
   END POINT: 1.8 MILES NORTH OF ST. ANTHONY

    EF SCALE: EF-2
  WIND SPEED: 115-120 MPH

PATH LENGTH: 3.3 MILES
  PATH WIDTH: 300 YARDS

    INJURIES: 0
  FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY TEAM CONFIRMS AN EF-2 TORNADO
THAT INITIATED NORTH OF BRETZVILLE AND TRACKED TO THE NORTHEAST
ENDING NORTH OF ST. ANTHONY. A LARGE NUMBER OF HARDWOOD TREES WERE
SNAPPED AND UPROOTED...WITH SEVERAL BARNS AND OUTBUILDINGS BEING
DESTROYED AS WELL.


DAMAGE TYPE: TORNADO #4

  BEGIN TIME: 11:26 PM EDT
    END TIME: 11:26 PM EDT

BEGIN POINT: 0.9 MILES SOUTHWEST OF ST. ANTHONY
   END POINT: 0.6 MILES SOUTHWEST OF ST. ANTHONY

    EF SCALE: EF-1
  WIND SPEED: 95 MPH

PATH LENGTH: 0.4 MILES
  PATH WIDTH: 100 YARDS

    INJURIES: 0
  FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY TEAM CONFIRMS A VERY BRIEF EF-1
TORNADO SOUTHWEST OF ST. ANTHONY. HARDWOOD TREES WERE SNAPPED AND
UPROOTED. ALSO...STRUCTURAL DAMAGE TO A RESIDENCE NORTH OF HIGHWAY
64 WAS OBSERVED.

Clark County, IN EF-0 Tornado April 19-20


Clark County EF-0
DAMAGE TYPE: TORNADO

BEGIN TIME: 12:28 AM EDT
   END TIME: 12:28 AM EDT

BEGIN POINT: 3.3 MILES NORTH OF JEFFERSONVILLE
   END POINT: 3.4 MILES NORTH OF JEFFERSONVILLE

      EF SCALE: EF-0
WIND SPEED: 70-75 MPH

PATH LENGTH: 0.1 MILE
PATH WIDTH: 75 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY CONFIRMS A BRIEF EF-0 TORNADO ON
THE NORTH SIDE OF JEFFERSONVILLE.  THE TORNADO SNAPPED TREES AND
DAMAGED A SHED AS WELL AS SHINGLES ALONG THE SHORT TENTH OF A MILE
PATH. THE TORNADO BEGAN ON THE EAST SIDE OF THE SUNSET TRAILER PARK
AND ENDED AT CHARLESTOWN PIKE. WINDS WERE ESTIMATED TO BE BETWEEN

Clark County, IN EF-1 Tornado April 19-20


Clark County EF-1
DAMAGE TYPE: TORNADO

BEGIN TIME: 12:28 AM EDT
   END TIME: 12:29 AM EDT

BEGIN POINT: 3.3 MILES NORTH OF JEFFERSONVILLE
  END POINT: 3.9 MILES NORTHEAST OF JEFFERSONVILLE

   EF SCALE: EF-1
WIND SPEED: 80-90 MPH

PATH LENGTH: 1.2 MILES
PATH WIDTH: 100-200 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY CONFIRMS AN EF-1 TORNADO ON THE
NORTH SIDE OF JEFFERSONVILLE.  THE TORNADO STARTED IN SUNSET TRAILER
PARK WHERE 90 MPH WINDS DAMAGED 20 TO 25 TRAILERS ALONG A 160 YARD
PATH.  SEVERAL TRAILERS WERE MOVED OFF THEIR FOUNDATIONS AND HAD
ROOF DAMAGE.  ONE TRAILER ROOF WAS THROWN 65 YARDS!  TREES AND
POWERLINES WERE DAMAGED AS WELL.

THE TORNADO THEN WEAKENED SLIGHTLY TO 80 MPH AS IT MOVED NORTHEAST
INTO A SUBDIVISION DAMAGING SEVERAL SMALLER TREES...SHEDS...AND ROOF
SHINGLES.  ALSO A TRAMPOLINE WAS THROWN AND WRAPPED AROUND A SHED
AND TREE IN THIS SUBDIVISION.

WINDS BECOME MORE STRAIGHTLINE IN NATURE BEFORE MORE TORNADO DAMAGE
WAS FOUND AT THE END OF A SUBDIVISION RIGHT BEHIND A CHURCH OFF OF
HOLMANS LANE.  THE CHURCH SUFFERED THE MOST DAMAGE AS THE SOUTH SIDE
OF THE CHURCH WAS COMPLETELY BLOWN OUT.  SHEDS WERE ALSO DESTROYED
AND TREES UPROOTED IN THE AREA.  INSULATION WAS THROWN FROM NORTH TO
SOUTHEAST.  ESTIMATED WIND SPEEDS NEAR THE CHURCH WERE 90 MPH WITH A
DAMAGE PATH WIDTH OF 200 YARDS.

AS THE TORNADO CONTINUED NORTHEAST CROSSING HOLMANS LANE...IT
WEAKENED TO 80 MPH DAMAGING TREES AND SHINGLES.  THE TORNADO FINALLY
LIFTED NEAR HIGHWAY 62 ABOUT 3.9 MILES NORTHEAST OF JEFFERSONVILLE.

Harrison County, IN EF-0 Tornado April 19-20


Harrison County EF-0
DAMAGE TYPE: TORNADO

BEGIN TIME: 12:09 AM EDT
   END TIME: 12:09 AM EDT

BEGIN POINT: 1.8 MILES NORTHEAST OF CORYDON
  END POINT: 2.2 MILES NORTHEAST OF CORYDON

   EF SCALE: EF-0
WIND SPEED: 65 MPH

PATH LENGTH: 0.3 MILES
PATH WIDTH: 50 YARDS

   INJURIES: 0
FATALITIES: 0

NARRATIVE: NWS STORM DAMAGE SURVEY TEAM CONFIRMS A VERY BRIEF EF-0
TORNADO NORTHEAST OF CORYDON IN HARRISON COUNTY.  NUMEROUS HARDWOOD
AND SOFTWOOD TREES WERE SNAPPED AND UPROOTED ALONG THE NORTHERN BANK
OF INDIAN CREEK.  WIND SPEEDS WERE ESTIMATED AT 65 MPH ALONG THE
THREE TENTHS OF A MILE TRACK.  PATH WIDTH WAS ABOUT 50 YARDS.