888
NOUS43 KDVN 082346
PNSDVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-091200-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA/IL
646 PM CDT SAT AUG 8 2026
..NWS DAMAGE SURVEY FOR 08/07/2026 TORNADO EVENT
OVERVIEW
SEVERAL SUPERCELL THUNDERSTORMS MOVED THROUGH
NORTHEAST AND EASTERN IOWA FRIDAY AFTERNOON AND EVENING, PRODUCING
SWATHS OF SIGNIFICANT WIND DAMAGE, WIND DRIVEN HAIL DAMAGE, AND A
FEW TORNADOES.
..RURAL FAIRBANK TORNADO
RATING: EF2
ESTIMATED PEAK WIND: 120 MPH
PATH LENGTH /STATUTE/: 5.00 MILES
PATH WIDTH /MAXIMUM/: 150 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 08/07/2026
START TIME: 04:12 PM CDT
START LOCATION: 2 SE FAIRBANK / BUCHANAN COUNTY / IA
START LAT/LON: 42.6143 / -92.0283
END DATE: 08/08/2026
END TIME: 04:20 PM CDT
END LOCATION: 3 NE LITTLETON / BUCHANAN COUNTY / IA
END LAT/LON: 42.5563 / -91.9743
SURVEY SUMMARY:
A WELL DOCUMENTED, LARGE SPATIALLY, HP SUPERCELL LOW-LEVEL
MESOCYCLONE PRODUCED AN EF2 TORNADO ALONG ITS 5 MILE PATH. MOST
OF THE DAMAGE WAS EF1 DAMAGE TO STRUCTURES AND TREES. IT IS
LIKELY THAT THIS TORNADO HAD NUMEROUS SHORT-LIVED VORTICES ON THE
GROUND LEADING TO THE DAMAGE OBSERVED. TOWARDS THE END OF IT'S
PATH. THE TORNADO SNAPPED A WOODEN H FRAME POWER POLE AT ITS
BASE, AND ALSO PULLED FOUR OTHER H FRAMES FROM THE GROUND. THE
DAMAGE TO THE POWER POLES SUGGESTS WINDS AT LEAST UP TO 120 MPH.
..RURAL PRAIRIEBURG TORNADO
RATING: EF1
ESTIMATED PEAK WIND: 100 MPH
PATH LENGTH /STATUTE/: 0.35 MILES
PATH WIDTH /MAXIMUM/: 25 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 08/08/2026
START TIME: 05:11 PM CDT
START LOCATION: 2 WNW PRAIRIEBURG / LINN COUNTY / IA
START LAT/LON: 42.2567 / -91.4683
END DATE: 08/08/2026
END TIME: 05:12 PM CDT
END LOCATION: 2 WNW PRAIRIEBURG / LINN COUNTY / IA
END LAT/LON: 42.252 / -91.4656
SURVEY SUMMARY:
A SHORT LIVED EF1 TORNADO WITH MAX WINDS TO 100 MPH HIT A
FARMSTEAD CAUSING DAMAGE TO AN OUTBUILDING. A PIECE OF THE ROOF
OF THAT BUILDING WAS SHOT THROUGH THE WALL OF THE HOUSE. THE
HOMESTEAD THEN EXPERIENCED 2 TO 3 MINUTES OF 80 TO 90 MPH
STRAIGHT-LINE WINDS. WIDESPREAD STRAIGHT-LINE WIND AND HAIL, IMPACTED
MUCH OF THE AREA NEAR PRAIRIEBURG.
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.
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