1 tornado, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Twin Cities, MN wrote its last area forecast discussion before the first event at Sep 23, 2:35 AM CST, 10 hours 59 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 335 AM CDT SAT SEP 23 2006 .DISCUSSION...TODAY THROUGH MONDAY NIGHT WATER VAPOR SATELLITE IMAGERY SHOWING UPPER CIRCULATION/CLOSED LOW OVER THE UPPER MIDWEST. CANT SEE MUCH MOVEMENT IN THIS TODAY...AS RIDGING AMPLIFYING SOMEWHAT WEST AND HOLDING FIRM ON THE EAST COAST. WILL FOLLOW A SLOWER NAMWRF MOVEMENT OF SYSTEM. CURRENTLY AT THE SURFACE...FRONTAL BOUNDARY/LOW OVER NORTHERN CWA. LIGHT RAIN/DRIZZLE ASSOCIATED. THIS BOUNDARY SAGS CLOSE TO A KRCX-KRCK-KJYG LINE BY 18Z. WILL GO CATEGORICAL AS BOUNDARY SAGS SOUTH DURING THE DAY. FORCING REMAINS ACROSS THE AREA AS CIRCULATION MOVES EAST. 300K ISENTROPIC FORECAST INDICATES SATURATION CONTINUING INTO THE COMING EVENING OVER MUCH OF THE AREA. SOME HIT OF INSTABILITY REMAINS OVER THE EASTERN CWA THIS AFTERNOON. NAMWRF SHOWING SOME SFC BASED CAPE AROUND 700 J/KG OVER THE FAR EAST DURING THE AFTERNOON. K INDICES IN THE LOWER 30S AS WELL. THIS SHOULD BE ENOUGH FOR ISOLATED THUNDER THIS AFTERNOON OVER THE EASTERN CWA. TEMPERATURES SHOULD WARM CLOSE TO MAV VALUES TODAY. SYSTEM FORECAST TO EXIT THE REGION TONIGHT. THIS TREND VERIFIES WELL WITH BOTH NAMWRF AND GFS...ALTHOUGH GFS A LITTLE FASTER. WILL REMOVE CHANCE POPS OVER THE WEST AFTER MIDNIGHT AND OVER THE FAR EAST SUNDAY MORNING. CLOUDS MAY DEVELOP REMAIN AS THE WEAK RIDGE BUILDS ACROSS THE DAKOTAS/MN. TEMPERATURES MAY BE LIMITED SOME BY THIS SUNDAY. OTHERWISE...CLOUDS SHOULD CLEAR OUT FOR MONDAY AS WARMER ENSUES AHEAD OF NEXT STRONG COLD FRONT. MAV TEMPERATURES MAY NOT BE WARM ENOUGH THEN. LONGER TERM...TUESDAY THROUGH SATURDAY TUESDAY STILL LOOKS LIKE A MILD DAY AHEAD OF CD FNT. TREND OF LAST FEW GFS MODEL RUNS HAS BEEN TO SLOW THE E PROGRESSION OF THIS FRONT BUT ECMWF NOT QUITE AS SLOW. UKMET LOOKS LIKE IT COULD BE SIMILAR TO ECMWF. WILL BACK UP THE FRONT A LITTLE. BETTER FORCING ALONG THE FRONT LOOKS TO BE IN NORTHERN MN BUT WILL UP POPS A BIT N CWA LATE TUESDAY NIGHT. AFTER THIS FRONTAL PASSAGE..SEEMS TO BE AGREEMENT IN DEVELOPING FAIRLY STRONG NW FLOW. LOOKS COOL WITH GFS ENSEMBLE SHOWING AN 850 MB NEG ANOM OVER UPPER MIDWEST AND GREAT LAKES. WILL LOWER TEMPS A BIT. LOOKS LIKE A WAVE IN NW FLOW /CLIPPER/ MAY BRING A CHANCE OF LIGHT RAIN IN SATURDAY TIME FRAME. THIS SUGGESTED BY BOTH GFS AND ECMWF...BUT WILL JUST PLACE POPS IN EASTERN HALF OF CWA FOR NOW. && .MPX WATCHES/WARNINGS/ADVISORIES... MN...NONE. WI...NONE. && DWE/JPR
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 349 AM CDT SAT SEP 23 2006 MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 241200- DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- 349 AM CDT SAT SEP 23 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTH CENTRAL MINNESOTA...AND WEST CENTRAL WISCONSIN. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED.
The Minneapolis radar (KMPX), 77 km away, was scanning. The volume nearest the first event began at 19:35 UTC.
1 tornado. Local standard time, as filed.
Brief tornado touched down in farm field. No damage reported.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2006Every state in 2006This day in weather historyThe tornado archive for Wisconsin, 2006Warnings in Wisconsin, September 2006
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5534401.