Public Information Statement
Issued by NWS Quad Cities, IA IL

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NOUS43 KDVN 242048
PNSDVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-252100-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
348 PM CDT Wed May 24 2017


...NWS DAMAGE SURVEY FOR 05/23/17 TORNADO EVENT

Funnel clouds were reported across northwestern Illinois on 5/23/17.
Eyewitness reports along with radar data confirmed one briefly
touchdown.

.Tornado 1...

RATING: EF-0
ESTIMATED PEAK WIND: Unknown
PATH LENGTH /STATUTE/: Unknown
PATH WIDTH /MAXIMUM/: Unknown
FATALITIES: 0
INJURIES: 0

START DATE:             05/23/2017
START TIME:             255 PM CDT
START LOCATION:         4 Miles WNW Prophetstown, IL
START LAT/LON:          41.6885N/-90.003

END DATE:               05/23/2017
END TIME:               255 PM CDT
END LOCATION:           4 Miles WNW Prophetstown, IL
END LAT/LON:            41.6885N/-90.003

A tornado was observed by eyewitnesses along with radar debris
signature.  Eyewitness said that they had to slow down and wait for the
tornado to pass in front of them on the road.  The point above is the point
where this occurred. A survey found no damage, however most of the area
was farm fields.  Radar suggests a path that is likely longer than the
was actually on the ground.

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.

$$

Gibbs/Wolf



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