Public Information Statement
Issued by NWS La Crosse, WI

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NOUS43 KARX 201945
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IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-210745-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
245 PM CDT MON JUL 20 2015

...NWS DAMAGE SURVEY FOR 07/13/15 TORNADO EVENT...
...LONE ROCK TORNADO...

.OVERVIEW...A SUPERCELL THUNDERSTORM MOVED THROUGH RICHLAND
COUNTY ON MONDAY JULY 13 2015. A MAJORITY OF THE DAMAGE CAUSED
BY THE STORM WAS STRAIGHT LINE WIND DAMAGE FROM RICHLAND
CENTER...SOUTHWEST TO LONE ROCK. HOWEVER...A VERY ISOLATED AREA
OF TORNADO DAMAGE OCCURRED IN LONE ROCK...BELIEVED TO BE ON THE
REAR FLANK DOWNDRAFT AND INFLOW INTERFACE. A PHOTO WAS TAKEN BY
THE PUBLIC OF A FUNNEL OVER LONE ROCK.

.TORNADO #1...

RATING:                 EF-0
ESTIMATED PEAK WIND:    75 MPH
PATH LENGTH /STATUTE/:  0.10 MILES
PATH WIDTH /MAXIMUM/:   50 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             JUL 13 2015
START TIME:             533 PM
START LOCATION:         LONE ROCK
START LAT/LON:          43.1812 / -90.1957


END DATE:               JUL 13 2015
END TIME:               535 PM
END LOCATION:           LONE ROCK
END_LAT/LON:            43.1811 / -90.1948

SURVEY_SUMMARY: ONE PROPERTY SUSTAINED ROOF DAMAGE AND SUBSTANTIAL
TREE DAMAGE WITH TWO 3 FOOT MATURE HICKORY TREES DOWNED ONTO HOUSE.
HOUSE HAD VEGETATION DEBRIS ON ALL SIDES. SOME TREES WERE SNAPPED
ABOUT 20 FEET UP OFF THE GROUND. ONE OTHER PROPERTY ALSO SUSTAINED
TREE DAMAGE IMMEDIATELY TO THE NORTHWEST ACROSS THE STREET.
THE TOUCHDOWN WAS BRIEF AND DAMAGE VERY ISOLATED.

EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES
TORNADOES INTO THE FOLLOWING CATEGORIES.

EF0...WEAK......65 TO 85 MPH
EF1...WEAK......86 TO 110 MPH
EF2...STRONG....111 TO 135 MPH
EF3...STRONG....136 TO 165 MPH
EF4...VIOLENT...166 TO 200 MPH
EF5...VIOLENT...>200 MPH

NOTE:
THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT AND PUBLICATION IN
NWS STORM DATA.

$$

BAUMGARDT


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