978
NOUS43 KDVN 181814
PNSDVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-190615-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA/IL
114 PM CDT THU APR 18 2024
..NWS DAMAGE SURVEY FOR 04/16/24 TORNADO EVENT UPDATE # 3
.QUASQUETON/WINTHROP, IOWA TORNADO
RATING: EF1
ESTIMATED PEAK WIND: 110 MPH
PATH LENGTH /STATUTE/: 10.48 MILES
PATH WIDTH /MAXIMUM/: 125 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/16/2024
START TIME: 03:02 PM CDT
START LOCATION: CEDAR ROCK STATE PARK / BUCHANAN COUNTY / IA
START LAT/LON: 42.4061 / -91.7937
END DATE: 04/16/2024
END TIME: 03:15 PM CDT
END LOCATION: 2 NW WINTHROP GOLF COURSE / BUCHANAN COUNTY / IA
END LAT/LON: 42.5281 / -91.6763
SURVEY SUMMARY:
A HIGH END EF-1 TORNADO TOUCHED DOWN NORTHWEST OF QUASQUETON, IA
NEAR THE PINE CREEK WILDLIFE AREA, DAMAGING SEVERAL TREES ALONG
262ND ST. THE TORNADO CONTINUED TO TRACK TO THE NORTHEAST,
UPROOTING AND SNAPPING SEVERAL HEALTHY HARDWOOD TREES AT THE PINE
CREEK CEMETERY. SEVERAL INDIVIDUALS WHO LIVED NEAR THE CEMETERY
OBSERVED THE TORNADO AT THIS TIME. THE TORNADO CONTINUED MOVING
TO THE NNE, UPROOTING SEVERAL MORE TREES, DAMAGING A FARM
OUTBUILDING AND OVERTURNING A SEMI ALONG HIGHWAY 20 BEFORE
LIFTING ABOUT 4 MILES NORTHEAST OF WINTHROP, IA. THANK YOU TO
BUCHANAN COUNTY EMA FOR PROVIDING ADDITIONAL CONTRIBUTIONS TO
THIS SURVEY.
HOUGHTON-NEW LONDON, IOWA TORNADO
RATING: EF2
ESTIMATED PEAK WIND: 130 MPH
PATH LENGTH /STATUTE/: 42.03 MILES
PATH WIDTH /MAXIMUM/: 600 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/16/2024
START TIME: 04:25 PM CDT
START LOCATION: 2 NW MT HAMILL / LEE COUNTY / IA
START LAT/LON: 40.7666 / -91.6411
END DATE: 04/16/2024
END TIME: 05:21 PM CDT
END LOCATION: 1 ENE TOOLESBORO / LOUISA COUNTY / IA
END LAT/LON: 41.1567 / -91.0415
SURVEY SUMMARY:
AN NWS SURVEY TEAM CONFIRMED A LONG-TRACK EF2 TORNADO TUESDAY
AFTERNOON IN SOUTHEAST IOWA. THE TORNADO DEVELOPED JUST SOUTHWEST
OF HOUGHTON, IOWA IN LEE COUNTY. SIGNIFICANT DAMAGE TO HOMES,
TREES, AND OUTBUILDINGS WAS OBSERVED. THE WORST DAMAGE OCCURRED
AT A FARMSTEAD NORTH OF NEW LONDON IN HENRY COUNTY, WHERE THE
ROOF WAS REMOVED FROM A BRICK HOUSE, ONE OF THE EXTERIOR WALLS
COLLAPSED, AND THE GARAGE WAS DESTROYED. NUMEROUS OUT BUILDINGS
WERE ALSO DESTROYED AT NEARBY FARMSTEADS. MAXIMUM WINDS WERE
ESTIMATED AROUND 130 MPH. THE TORNADO CONTINUED INTO NORTHWEST
DES MOINES COUNTY AND CAUSED ADDITIONAL DAMAGE AT SEVERAL
FARMSTEADS SOUTHEAST OF YARMOUTH. PUBLIC VIDEO CONFIRMED THAT THE
TORNADO CONTINUED NORTHEAST INTO LOUISA COUNTY, WHERE A VEHICLE
WAS BLOWN OFF THE ROAD JUST EAST OF MORNING SUN. THE TORNADO THEN
DAMAGED TREES NEAR THE PORT LOUISA NATIONAL WILDLIFE REFUGE, AND
FINALLY LIFTED NEAR THE CONFLUENCE OF THE IOWA AND MISSISSIPPI
RIVERS. THE TORNADO HAD A MAXIMUM PATH WIDTH AROUND 600 YARDS.
THE TORNADO PATH LENGTH WAS AROUND 42 MILES. THERE WERE NO
INJURIES. NUMEROUS EMERGENCY MANAGERS PROVIDED VALUABLE
ASSISTANCE TO NWS QUAD CITIES DURING THE SURVEY.
EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO THE
FOLLOWING CATEGORIES:
EF0.....65 TO 85 MPH
EF1.....86 TO 110 MPH
EF2.....111 TO 135 MPH
EF3.....136 TO 165 MPH
EF4.....166 TO 200 MPH
EF5.....>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.
RK/MF/ZU/PS/MW
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