Public Information Statement
Issued by NWS Des Moines, IA

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PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
431 PM CDT MON MAY 11 2015


...NWS DAMAGE SURVEY FOR 05/10/15 TORNADO EVENT - UPDATE 1...

.OVERVIEW...A TORNADO TOUCHED DOWN NORTH OF LIDDERDALE AND
CONTINUED NORTH NORTHEASTWARD THROUGH LAKE CITY...THE WEST SIDE
OF ROCKWELL CITY AND LIFTED A FEW MILES NORTH OF ROCKWELL CITY.
PRELIMINARY ESTIMATE OF WIDTH AND LENGTH ARE LISTED BELOW.

.LAKE CITY TORNADO...

RATING:                 EF-1
ESTIMATED PEAK WIND:    100 MPH
PATH LENGTH /STATUTE/:  20 MILES
PATH WIDTH /MAXIMUM/:   1/4 MILE OR 440 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             MAY 10 2015
START TIME:             713 PM CDT
START LOCATION:         2.2 MILES NNW OF LIDDERDALE
START LAT/LON:          42.16667 / -94.78723

END DATE:               MAY 10 2015
END TIME:               757 PM CDT
END LOCATION:           2 MILES N OF ROCKWELL CITY
END_LAT/LON:            42.42779 / -94.64095

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.

$$

MJB



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