Public Information Statement
Issued by NWS Quad Cities, IA IL

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968
NOUS43 KDVN 190015
PNSDVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-200015-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
715 PM CDT Sun Aug 18 2019

...NWS DAMAGE SURVEY FOR 08/18/19 TORNADO EVENT...

.GRAND MOUND IA TORNADO...

RATING:                 EF-0
ESTIMATED PEAK WIND:    85 MPH
PATH LENGTH /STATUTE/:  0.1 MILES
PATH WIDTH /MAXIMUM/:   20 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             08/18/2019
START TIME:             540 AM CDT
START LOCATION:         2.8 SSW GRAND MOUND / CLINTON / IA
START LAT/LON:          41.7858 / -90.6632

END DATE:               08/18/2019
END TIME:               541 AM CDT
END LOCATION:           2.7 SSW GRAND MOUND / CLINTON / IA
END LAT/LON:            41.7861 / -90.6613

A CONVERGENT DOWNBURST OCCURRED ON THE WEST END OF A FARMSTEAD
THAT CAUSED A BRIEF SPIN UP TORNADO ON THE EASTERN EDGE OF THE
PROPERTY. NUMEROUS TREE BRANCHES WERE DOWN AND ONE TREE WAS
UPROOTED. THE HOME HAD TRIM AND SHINGLE DAMAGE AND ONE WINDOW
BROKEN. GRASS WAS SPLATTERED ON THE GARAGE AND WIND DRIVEN HAIL
WAS ALSO SEEN ON WEST SIDE OF HOME AND GARAGE.

EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO THE
FOLLOWING CATEGORIES BASED ON THE DAMAGE THEY CAUSE.

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.

$$

GROSS/MCCLURE/PIERCE



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