Preliminary Storm Survey Results from May 17 Tornadoes

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
841 PM CDT SUN MAY 19 2019 /741 PM MDT SUN MAY 19 2019/

...NWS DAMAGE SURVEY FOR 05/17/19 TORNADO EVENT (UPDATED)...

.OVERVIEW...A SUPERCELL THUNDERSTORM MOVED THROUGH FRONTIER 
COUNTY WHERE IT PRODUCED FIVE TORNADOES AND ONE BRIEF TORNADO IN 
CUSTER COUNTY. THE GREATEST DAMAGE OCCURRED 9 MILES NORTHEAST OF 
STOCKVILLE WITH A PRELIMINARY EF-3 RATING ON THE ENHANCED FUJITA 
SCALE. 

.TORNADO #1: 3 MILES NORTHEAST OF STOCKVILLE...

RATING:                 EF-0 
ESTIMATED PEAK WIND:    70 MPH
PATH LENGTH /STATUTE/:  .5 MILES
PATH WIDTH /MAXIMUM/:   315 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             05/17/2019 
START TIME:             655 PM CDT
START LOCATION:         3 MILES NORTHEAST OF STOCKVILLE
END DATE:               05/17/2019
END TIME:               656 PM CDT
END LOCATION:           3.5 MILES NORTHEAST OF STOCKVILLE

SURVEY SUMMARY: SEVERAL 1400 POUND ROUND HAY BALES WERE MOVED NORTHEAST 
DAMAGING TWO FENCE LINES AND POSTS. 

.TORNADO #2: 5 MILES NORTHEAST OF STOCKVILLE... 

RATING:                 EF-2
ESTIMATED PEAK WIND:    118 MPH
PATH LENGTH /STATUTE/:  .56 MILES
PATH WIDTH /MAXIMUM/:   178 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             05/17/2019 
START TIME:             658 PM CDT
START LOCATION:         5 MILES NORTHEAST OF STOCKVILLE|

END DATE:               05/17/2019
END TIME:               700 PM CDT
END LOCATION:           5.6 MILES NORTHEAST OF STOCKVILLE


SURVEY SUMMARY: NUMEROUS 1400 POUND ROUND HAY BALES WERE ROLLED 
ACROSS THE ROAD INTO DITCHES. TWELVE POWER POLES WERE SNAPPED.

.TORNADO #3: 8 MILES NORTHEAST OF STOCKVILLE...

RATING:                 EF-3
ESTIMATED PEAK WIND:    158 MPH
PATH LENGTH /STATUTE/:  2.12 MILES
PATH WIDTH /MAXIMUM/:   400 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             05/17/2019 
START TIME:             705 PM CDT
START LOCATION:         8 MILES NORTHEAST OF STOCKVILLE

END DATE:               05/17/2019
END TIME:               709 PM CDT
END LOCATION:           10.1 MILES NORTHEAST OF STOCKVILLE

SURVEY SUMMARY: THE TORNADO TOUCHED DOWN 8 MILES NORTHEAST OF
STOCKVILLE AND PRODUCED UP TO EF-2 OR 118 MPH. THE TORNADO
CONTINUED TO MOVE NORTHEAST FOR TWO MILES AND PRODUCED EXTENSIVE
DAMAGE AT A FARM WITH WINDS ESTIMATED TO 158 MPH OR EF-3 DAMAGE. TWO
BUILDINGS WERE DESTROYED WITH EXTENSIVE DAMAGE TO MULTIPLE 
STRUCTURES.

.TORNADO #4: 14 MILES NORTHEAST OF STOCKVILLE...

RATING:                 EF-0
ESTIMATED PEAK WIND:    73 MPH
PATH LENGTH /STATUTE/:  .25 MILES
PATH WIDTH /MAXIMUM/:   40 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             05/17/2019 
START TIME:             712 PM CDT
START LOCATION:         14 MILES NORTHEAST OF STOCKVILLE

END DATE:               05/17/2019
END TIME:               713 PM CDT
END LOCATION:           14.3 MILES NORTHEAST OF STOCKVILLE

SURVEY SUMMARY: BRIEF TORNADO TOUCHED DOWN AND PRODUCED TREE 
DAMAGE INCLUDING A TWISTED CEDAR TRUNK AND BROKE LARGE TREE 
LIMBS.

.TORNADO #5: 9 MILES WEST OF EUSTIS...

RATING:                 EF-0
ESTIMATED PEAK WIND:    70 MPH
PATH LENGTH /STATUTE/:  .2 MILES 
PATH WIDTH /MAXIMUM/:   360 YARDS 
FATALITIES:             0 
INJURIES:               0

START DATE:             05/17/2019 
START TIME:             715 PM CDT
START LOCATION:         9 MILES WEST OF EUSTIS

END DATE:               05/17/2019
END TIME:               716 PM CDT
END LOCATION: TORNADO MOVED NORTHEAST INTO DAWSON COUNTY WHERE IT
              CONTINUED MOVING NORTHEAST. 

SURVEY SUMMARY: THE TORNADO DOWNED LARGE TREE LIMBS. 

.TORNADO #6: 7 MILES SOUTHEAST OF OCONTO... 

RATING:                 EF-1
ESTIMATED PEAK WIND:    107 MPH
PATH LENGTH /STATUTE/:  .1 MILES
PATH WIDTH /MAXIMUM/:   92 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             05/17_2019 
START TIME:             830 PM CDT 
START LOCATION:         7 MILES SOUTHEAST OF OCONTO

END DATE:               05/17/2019 
END TIME:               831 PM CDT 
END LOCATION:           7.1 MILES SOUTHEAST OF OCONTO

SURVEY/SUMMARY: A TORNADO TOUCHED DOWN IN A FIELD AND MOVED 
NORTH. A POLE BARN WAS DAMAGED, A TREE TRUNK SNAPPED, AND PRODUCED
MINOR PORCH DAMAGE TO A HOME. A HORSE TRAILER WAS ROLLED OVER TWO
WOODEN FENCES AND A METAL FENCE PRIOR TO LANDING IN A HORSE 
CORRAL.

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. 

$$

KECK/JURGENSEN/SNIVELY/TAYLOR