09 NOUS43 KDMX 031837 PNSDMX IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-081>086- 092>097-041845- PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 137 PM CDT WED OCT 3 2007 ...FINAL DAMAGE RATING FOR BRIEF TORNADOES IN DOWNTOWN DES MOINES AND SEYMOUR IN WAYNE COUNTY... THE FOLLOWING IS A FINAL ASSESSMENT FOR THE DAMAGE THAT OCCURRED OVER DOWNTOWN DES MOINES ON 2 OCTOBER 2007. * EVENT DATE: 2 OCTOBER 2007 * ESTIMATED START TIME: 440 PM CDT * EVENT TYPE: EF1 TORNADO * EVENT LOCATION: DOWNTOWN DES MOINES ALONG MULBERRY STREET BETWEEN 13TH STREET AND 6TH AVENUE. * PEAK WIND: EF1 TORNADO WITH POSSIBLE WIND SPEEDS UP TO 110 MPH FOR A VERY BRIEF DURATION AND OVER A VERY SMALL AREA. * MAXIMUM PATH WIDTH: 20 YARDS WITH NO DAMAGE OVER MOST OF PATH. * PATH LENGTH: 8 BLOCKS OR ABOUT 0.6 MILE WITH INTERMITTENT DAMAGE. * INJURIES: NONE * FATALITIES: NONE * DISCUSSION/DAMAGE: TWO POWER POLES SNAPPED AND POWER LINES DOWN AT 13TH AND MULBERRY. AT 6TH AND MULBERRY...TWO VEHICLES FLIPPED INCLUDING ONE SUV THAT WAS LIKELY FLIPPED NOSE DOWN DUE TO ENGINE WEIGHT. SUV SLID ABOUT 30 FEET. EYEWITNESS SAW A SMALL 10 FOOT TREE LIFTED INTO THE CIRCULATION AND ROTATING AROUND BRIEFLY. MEDIA REPORTED SOME ROOF DEBRIS ON THE SW 9TH OVERPASS AT MARTIN LUTHER KING PARKWAY...BUT NO BUILDING DAMAGE IS EVIDENT AT THIS TIME. SOME BUILDINGS IN THE AREA MULTI STORY AND ROOF DAMAGE WOULD BE DIFFICULT TO SEE FROM THE STREET. THE LAST CONFIRMED TORNADO WITHIN THE CITY LIMITS OF DES MOINES OCCURRED FROM THE NORTHEAST SECTION OF DES MOINES INTO ALTOONA ON 30 MAY 2000. THAT TORNADO WAS RATED EF1 AND PRODUCED MINIMAL DAMAGE ALONG AN INTERMITTENT PATH. DAMAGE THAT OCCURRED AT THE SOUTH ECONOMY PARKING LOT AT THE DES MOINES AIRPORT AROUND 447 PM CDT ON 2 OCTOBER 2007 HAS BEEN ATTRIBUTED TO A MICROBURST...OR LOCAL STRAIGHT LINE WIND DAMAGE ASSOCIATED WITH A SMALL THUNDERSTORM IN THE AREA. NO OTHER DAMAGE OCCURRED AT THE AIRPORT OR IN THE SURROUNDING NEIGHBORHOOD. THE FOLLOWING IS A FINAL ASSESSMENT FOR THE DAMAGE THAT OCCURRED IN THE TOWN OF SEYMOUR, WAYNE COUNTY ON 2 OCTOBER 2007. * EVENT DATE: 2 OCTOBER 2007 * ESTIMATED START TIME: 535 PM CDT * EVENT TYPE: EF1 TORNADO * EVENT LOCATION: SEYMOUR * PEAK WIND: EF1 WITH PEAK WIND AROUND 95 MPH. * AVERAGE PATH WIDTH: 20 YARDS INTERMITTENT DAMAGE PATH. * PATH LENGTH: 1 MILE OVER THE SOUTH AND EAST PARTS OF SEYMOUR. * INJURIES: NONE * FATALITIES: NONE * DISCUSSION/DAMAGE: FARMER REPORTED SEEING A TORNADO TOUCH DOWN JUST SOUTHWEST OF SEYMOUR. THE TORNADO TORE METAL ROOFING OFF HIS SHED. THE TORNADO CURVED THROUGH TOWN...BLOWING OPEN DOORS AT A SCHOOL BUT CAUSING LITTLE DAMAGE TO THE SCHOOL. WINDOWS WERE BLOWN OUT OF A CHURCH AND A LARGE TREE FEEL TO THE WEST...KNOCKING OUT POWER. A FABRIC ROOF WAS PARTIALLY TORN OFF A HOOP STORAGE SHED AT THE ELEVATOR IN TOWN. A FEW TREES WERE ALSO TOPPED. PATH WAS VERY NARROW AND INTERMITTENT. NO OTHER DAMAGE IN THE COUNTY. INFORMATION AND PHOTOS WERE PROVIDED BY THE WAYNE COUNTY EMERGENCY MANAGER. && FOR REFERENCE...THE FUJITA TORNADO SCALE CLASSIFIES TORNADOES INTO THE FOLLOWING CATEGORIES: EF0...WIND SPEEDS 65 TO 85 MPH. EF1...WIND SPEEDS 86 TO 110 MPH. EF2...WIND SPEEDS 111 TO 135 MPH. EF3...WIND SPEEDS 136 TO 165 MPH. EF4...WIND SPEEDS 166 TO 200 MPH. EF5...WIND SPEEDS GREATER THAN 200 MPH. $$ JUNGBLUTH