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Public Information Statement
National Weather Service Des Moines IA
400 PM CST Wed Mar 9 2022

...NWS Damage Survey for 3/5/22 Tornado Event #5...

.Update...Four new tornadoes added and additional tracks 
edited, based on new video evidence. The four new tornadoes
are listed here. 


..Corning Tornado...

Rating:                 EF-U
Estimated Peak Wind:    0 mph
Path Length /statute/:  1.5 miles
Path Width /maximum/:   0.0 yards
Fatalities:             0
Injuries:               0

Start Date:             03/05/2022
Start Time:             03:38 PM CST
Start Location:         4 SSW Corning / Adams County / IA

End Date:               03/05/2022
End Time:               03:40 PM CST
End Location:           3 SSW Corning / Adams County / IA

Survey Summary:
Video evidence confirmed a brief tornado near Corning. No damage
indicators were available to provide a rating. 


..Cromwell Tornado...

Rating:                 EF-0
Estimated Peak Wind:    0 mph
Path Length /statute/:  3.4 miles
Path Width /maximum/:   0.0 yards
Fatalities:             0
Injuries:               0

Start Date:             03/05/2022
Start Time:             04:01 PM CST
Start Location:         4 NNW Cromwell / Adams County / IA

End Date:               03/05/2022
End Time:               04:06 PM CST
End Location:           5 N Cromwell / Union County / IA

Survey Summary:
Video evidence confirmed a brief tornado near Cromwell.


..Derby Tornado...

Rating:                 EF-1
Estimated Peak Wind:    0 mph
Path Length /statute/:  3.6 miles
Path Width /maximum/:   0.0 yards
Fatalities:             0
Injuries:               0

Start Date:             03/05/2022
Start Time:             05:26 PM CST
Start Location:         2 ENE Derby / Lucas County / IA

End Date:               03/05/2022
End Time:               05:31 PM CST
End Location:           2 SSW Derby / Lucas County / IA

Survey Summary:
This tornado occurred simultaneously with another tornado to its
southeast.  The path remained in rural southern Lucas county just
to the south and east of Derby. EF-1 damage as noted east of
Derby to an outbuilding prior to the dissipation of the tornado.


..Chariton Satellite Tornado...

Rating:                 EF-0
Estimated Peak Wind:    0 mph
Path Length /statute/:  1.9 miles
Path Width /maximum/:   0.0 yards
Fatalities:             0
Injuries:               0

Start Date:             03/05/2022
Start Time:             05:40 PM CST
Start Location:         3 SSW Chariton / Lucas County / IA

End Date:               03/05/2022
End Time:               05:42 PM CST
End Location:           3 S Chariton / Lucas County / IA

Survey Summary:
This was a satellite tornado observed via storm chasing video
that developed and rotated around the original tornado about
1 1/2 times before become absorbed into the original circulation.


&&

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 events and publication in NWS
Storm Data.

$$

CURTIS