537
NOUS43 KMKX 161513
PNSMKX
WIZ046-047-051-052-056>060-062>072-170315-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1013 AM CDT THU APR 16 2026
..NWS DAMAGE SURVEY FOR 4/14/26 TORNADO EVENTS
OVERVIEW
TWO SEVERE WEATHER EVENTS OCCURRED ON TUESDAY,
APRIL 14TH IN SOUTHERN WISCONSIN. THE FIRST WAS EARLY ON
TUESDAY MORNING WHICH WAS MAINLY WIDESPREAD DAMAGING WINDS,
BUT SOME EMBEDDED TORNADOES LIKELY HAPPENED. WE'VE BEEN ABLE
TO DOCUMENT ONE BRIEF TORNADO SOUTH OF BEAVER DAM, BUT MORE
AREAS NEED TO BE CHECKED ON. REGARDLESS, WIDESPREAD 60 TO 70
MPH WINDS OCCURRED ACROSS MUCH OF SOUTHERN WISCONSIN IN THESE
EARLY MORNING HOURS.
A SECOND SEVERE WEATHER EVENT OCCURRED IN THE EVENING HOURS OF
TUESDAY, APRIL 14TH WITH NUMEROUS SUPERCELL THUNDERSTORMS WHICH
TRANSITIONED TO A SQUALL LINE WITH EMBEDDED TORNADOES. VERY
LARGE HAIL TO THE SIZE OF SOFTBALLS WERE RECORDED IN THE MADISON
AREA. TORNADO-WISE, THERE HAVE BEEN 4 TORNADOES DOCUMENTED SO
FAR IN SOUTHEAST WISCONSIN SO FAR BUT SURVEYS ARE ONGOING.
BEAVER DAM
RATING: EF0
ESTIMATED PEAK WIND: 85 MPH
PATH LENGTH /STATUTE/: 0.27 MILES
PATH WIDTH /MAXIMUM/: 50 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/14/2026
START TIME: 12:44 AM CDT
START LOCATION: 3 S BEAVER DAM / DODGE COUNTY / WI
START LAT/LON: 43.4134 / -88.8432
END DATE: 04/14/2026
END TIME: 12:45 AM CDT
END LOCATION: 3 S BEAVER DAM / DODGE COUNTY / WI
END LAT/LON: 43.4117 / -88.83840000000001
SURVEY SUMMARY:
BRIEF TORNADO STARTED SOUTH OF BEAVER DAM AND WENT THROUGH A
GARAGE NEAR SHAW HILL RD, WEST OF THE SHAW MARSH WILDLIFE AREA.
OTHER WIND DAMAGE WAS NOTED ON THE SOUTHERN SIDE OF THE TORNADO
PATH, ATTRIBUTED TO STRAIGHT LINE WINDS.
LISBON/SUSSEX
RATING: EF2
ESTIMATED PEAK WIND: 120 MPH
PATH LENGTH /STATUTE/: 3.12 MILES
PATH WIDTH /MAXIMUM/: 150 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/14/2026
START TIME: 06:24 PM CDT
START LOCATION: 2 ENE MERTON / WAUKESHA COUNTY / WI
START LAT/LON: 43.1466 / -88.2827
END DATE: 04/14/2026
END TIME: 06:28 PM CDT
END LOCATION: 1 NNW SUSSEX / WAUKESHA COUNTY / WI
END LAT/LON: 43.1459 / -88.221
SURVEY SUMMARY:
TORNADO APPEARED TO DEVELOP IN THE LISBON OAKS SUBDIVISION,
CAUSING MAINLY TREE DAMAGE BEFORE INTENSIFYING CLOSER TO HIGHWAY
164. TORNADO WAS AT IT'S MOST INTENSE NEAR INDIAN GRASS LANE
WHERE IT CAUSED DAMAGE AT MULTIPLE BUSINESSES. THE STRONGEST
DAMAGE WAS TO A INSURANCE CAR SHOP PORT THAT HAD A WELL ANCHORED
ROOF THAT WAS COMPLETELY BLOWN OFF AND FOUND APPROXIMATELY 3-
4 BLOCKS TO THE EAST NEAR HIGHWAY 164. DAMAGE THEN OCCURRED TO A
CHURCH NEAR WILDWOOD WAY AND MULTIPLE HOMES ALONG CONSERVANCY
COURT. TORNADO APPEARED TO END AROUND OR JUST TO THE EAST OF THE
BUTLER NATURE PRESERVE.
ENDEAVOR
RATING: EF1
ESTIMATED PEAK WIND: 109 MPH
PATH LENGTH /STATUTE/: 4.87 MILES
PATH WIDTH /MAXIMUM/: 0 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/14/2026
START TIME: 06:26 PM CDT
START LOCATION: 5 E BIG SPRING / MARQUETTE COUNTY / WI
START LAT/LON: 43.6504 / -89.5391
END DATE: 04/14/2026
END TIME: 06:32 PM CDT
END LOCATION: 2 S ENDEAVOR / MARQUETTE COUNTY / WI
END LAT/LON: 43.691 / -89.465
SURVEY SUMMARY:
TORNADO STARTED NEAR GROUSE RD EAST OF BRIGGSVILLE AND THEN
TRACKED TO THE NORTHEAST. THE WORST DAMAGE WAS TO AN ONION FARM
SOUTH OF COUNTY ROAD O. THE TORNADO THEN CROSSED I-39 AND
DISSIPATED NEAR COUNTY RD CX. STORM CHASER VIDEO AND PHOTOS
CONFIRM THE TORNADO.
EAST TROY
RATING: EF1
ESTIMATED PEAK WIND: 100 MPH
PATH LENGTH /STATUTE/: 7.36 MILES
PATH WIDTH /MAXIMUM/: 75 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/14/2026
START TIME: 08:26 PM CDT
START LOCATION: 5 NNE ELKHORN / WALWORTH COUNTY / WI
START LAT/LON: 42.7395 / -88.4862
END DATE: 04/14/2026
END TIME: 08:34 PM CDT
END LOCATION: 4 SE EAST TROY / WALWORTH COUNTY / WI
END LAT/LON: 42.7443 / -88.3423
SURVEY SUMMARY:
TORNADO STARTED NW OF COUNTY RD ES, WEST OF I-43 SOUTH OF EAST
TROY WHERE IT HEAVILY DAMAGED TWO BARNS. CORN STUBBLE WAS NOTED
TO BE DEPOSITED FROM THE CORN FIELD TO THE WEST ALL ALONG A PATH
THROUGH A CEMETERY UP TO I-43. SOME TREE DAMAGE WAS NOTED AT THE
ALPINE VALLEY GOLF COURSE. THE TORNADO THEN MOVED ALONG COUNTY
ROAD D AND CAUSED ADDITIONAL DAMAGE TO SOME BARNS AND
OUTBUILDINGS ALONG WITH TREES. TORNADO ENDED SOMEWHERE SOUTH OF
COUNTY RD D AND NORTHWEST OF VALLEY VIEW RD.
WATERFORD
RATING: EF1
ESTIMATED PEAK WIND: 100 MPH
PATH LENGTH /STATUTE/: 5.23 MILES
PATH WIDTH /MAXIMUM/: 75 YARDS
FATALITIES: 0
INJURIES: 0
START DATE: 04/14/2026
START TIME: 08:38 PM CDT
START LOCATION: 3 SE POTTER LAKE / RACINE COUNTY / WI
START LAT/LON: 42.7822 / -88.302
END DATE: 04/14/2026
END TIME: 08:44 PM CDT
END LOCATION: 1 E WATERFORD / RACINE COUNTY / WI
END LAT/LON: 42.763 / -88.2034
SURVEY SUMMARY:
TORNADO DEVELOPED NW OF HONEY CREEK RD AND THEN HIT A BARN ALONG
THE ROAD, SHIFTING IT OFF OF THE FOUNDATION. THE TORNADO THEN
CONTINUED SOUTHEAST TOWARD WATERFORD, REMOVING SHEET METAL FROM A
SHED ALONG BUENA PARK RD. THE TORNADO THEN CONTINUED THROUGH THE
NORTH SIDE AND DOWNTOWN WATERFORD WHERE MOST OF THE DAMAGE WAS TO
TREES AND HOUSES FROM THE TREES FALLING ON THEM. A FEW TREES
WERE NOTED TO HAVE BEEN LOFTED AND DROPPED INTO THE FOX RIVER.
THE TORNADO THEN CONTINUED THROUGH THE EAST SIDE OF WATERFORD
BEFORE ENDING NEAR HIGHWAY 36.
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.
HALBACH/HEEREN/BMILLER/CRONCE
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