Public Information Statement
Issued by NWS La Crosse, WI

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NOUS43 KARX 201916
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IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-210730-

Public Information Statement
National Weather Service La Crosse WI
216 PM CDT Thu Jul 20 2017

...NWS DAMAGE SURVEY FOR 07/19/2017 TORNADO EVENT...

.OVERVIEW...A strong wind producing system moved through
northeast Iowa on the afternoon of July 20, 2017. Very
isolated tornadoes occurred in association with this
system.

A Tornado Warning was issued for northern Clayton county
including McGregor, IA at 5:54 pm.

.McGregor Iowa Tornado

Rating:                 EF-1
Estimated peak wind:    110 mph
Path length /Statute/:  5.7 miles
Path width /Maximum/:   400 yards
Fatalities:             0
Injuries:               2 - minor

Start date:             Jul 19 2017
Start time:             6:08 pm
Start location:         5 miles west of McGregor, IA

End date:               Jul 19 2017
End time:               6:16 pm
End location:           McGregor, IA

Damage path details can be seen at:
http://apps.dat.noaa.gov/StormDamage/DamageViewer/

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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