Thunderstorm Wind, Mitchell
- When
- July 19, 11:10 PM CST
- Where
- Mitchell County, 3 mi W of Osage
- Measured
- 52 kt (60 mph) estimated gust
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 43.283, -92.883
Damaging Winds in Iowa, July 19 to 20, 2006
Thunderstorm winds gusting as high as 70 mph were reported by the public, storm spotters and law enforcement officials. Near Guttenberg, Monona and McGregor (Clayton County), swaths of trees were blown down and corn was flattened.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $21,000
- Crop damage
- $22,000
- Events
- 11
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.
What happened
The episode as NWS ARX wrote it up.
Thunderstorm winds gusting as high as 70 mph were reported by the public, storm spotters and law enforcement officials. Near Guttenberg, Monona and McGregor (Clayton County), swaths of trees were blown down and corn was flattened. In addition, KIMT-TV reported a large tree was blown down onto a car in Osage (Mitchell County).
What forecasters said that day
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 La Crosse, WI wrote its last area forecast discussion before the first event at Jul 19, 8:22 PM CST, 2 hours 48 minutes earlier.
Area forecast discussion, Jul 19, 8:22 PM CST, 2 hours 48 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LA CROSSE WI 922 PM CDT WED JUL 19 2006 .UPDATE...AS OF 02Z...OLD OUTFLOW BOUNDARY FROM TODAYS EARLIER CONVECTION STILL DRAPED FROM NORTHWEST IL INTO CENTRAL AND NORTHWEST IOWA. MEANWHILE...SURFACE COLD FRONT EXTENDED FROM NORTHERN MN TO LOW PRESSURE IN EASTERN NEBRASKA. PER LATEST RUC AND NAM/WRF...850MB MOISTURE TRANSPORT BEGINNING TO INCREASE WITH INCREASE IN LOW LEVEL JET. AS A RESULT...CONVECTION OVER PARTS OF SOUTHERN MN AND NORTHERN IOWA HAS BEGUN TO INTENSIFY. EVEN THOUGH SURFACE BASED INSTABILITY HAS BEEN BEST TO OUR SOUTH AND WEST...ELEVATED INSTABILITY REMAINS SUFFICIENT FOR SEVERE STORMS. LARGE HAIL AND DAMAGING WINDS APPEARS TO BE THE PRIMARY THREAT INTO THE EARLY MORNING HOURS OF THURSDAY. SEE LATEST HAZARDOUS WEATHER OUTLOOK. NO MAJOR CHANGES ANTICIPATED TO CURRENT DATA BASE WITH RESPECT TO RAIN PROBABILITIES. WILL PROBABLY NEED TO ADD SEVERE POTENTIAL IF CONVECTION CONTINUES TO INTENSIFY AND PROPAGATE EASTWARD. COORDINATED WITH SPC AND SEVERE WEATHER WATCH APPEARS PROBABLE. && .ARX WATCHES/WARNINGS/ADVISORIES... WI...NONE. MN...NONE. IA...NONE. && THOMPSON
Hazardous weather outlook, Jul 19, 7:24 PM CST, 3 hours 46 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 824 PM CDT WED JUL 19 2006 IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-032>034- 041>044-053>055-061-201100- ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CLARK-CLAYTON-CRAWFORD-DODGE- FAYETTE-FILLMORE-FLOYD-GRANT-HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE- MITCHELL-MONROE-MOWER-OLMSTED-RICHLAND-TAYLOR-TREMPEALEAU-VERNON- WABASHA-WINNESHIEK-WINONA- 824 PM CDT WED JUL 19 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST IOWA... SOUTHEAST MINNESOTA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT A COLD FRONT APPROACHING FROM THE WEST SHOULD TRIGGER ADDITIONAL THUNDERSTORMS. AT THIS TIME...SEVERE STORMS ARE STILL POSSIBLE...WITH LARGE HAIL AND DAMAGING WINDS THE PRIMARY THREAT...MAINLY ALONG AND SOUTH OF A CLAREMONT MINNESOTA...TO TOMAH AND ADAMS WISCONSIN LINE. ANY TORNADO THREAT APPEARS TO BE CONFINED MAINLY TO PORTIONS OF NORTHEAST IOWA AND ADJACENT AREAS OF SOUTHWEST WISCONSIN. IN ADDITION...LOCALLY HEAVY RAIN IS POSSIBLE...WHICH COULD CAUSE RUNOFF PROBLEMS...ESPECIALLY IN URBAN AREAS AND STEEP TERRAIN. THE BEST TIME FOR SEVERE STORMS SHOULD BE UNTIL AROUND 3 AM THURSDAY MORNING. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY ANOTHER SYSTEM WILL MOVE INTO THE AREA FOR SUNDAY NIGHT AND MONDAY... BRINGING A CHANCE FOR THUNDERSTORMS. WHILE SEVERE WEATHER IS CURRENTLY NOT ANTICIPATED WITH THIS SYSTEM...IT IS STILL TOO EARLY TO DETERMINE WITH CONFIDENCE THE SEVERE POTENTIAL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY STILL BE NEEDED TONIGHT AND SPOTTER GROUPS ARE ADVISED TO CONTINUE MONITORING THE LATEST WEATHER INFORMATION. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. THOMPSON
In the hours before
Local storm report, Jul 19, 10:00 PM CST, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1100 PM CDT WED JUL 19 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1058 PM HAIL 7 W ORONOCO 44.16N 92.68W
07/19/2006 E0.75 INCH DODGE MN FIRE DEPT/RESCUE
&&
SHEALocal storm report, Jul 19, 10:13 PM CST, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1113 PM CDT WED JUL 19 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1109 PM HAIL 3 S KELLOGG 44.26N 92.00W
07/19/2006 E0.88 INCH WABASHA MN PUBLIC
&&
SHEALocal storm report, Jul 19, 11:00 PM CST, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1200 AM CDT THU JUL 20 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1155 PM TSTM WND DMG 3 NW WAUMANDEE 44.33N 91.74W
07/19/2006 BUFFALO WI LAW ENFORCEMENT
TREES DOWN NEAR HIGHWAY 88 AND COUNTY ROAD E.
&&
SHEALocal storm report, Jul 19, 11:04 PM CST, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1204 AM CDT THU JUL 20 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1155 PM HAIL CONCEPTION 44.26N 92.10W
07/19/2006 E0.50 INCH WABASHA MN TRAINED SPOTTER
1155 PM HAIL KELLOGG 44.31N 92.00W
07/19/2006 E0.88 INCH WABASHA MN AMATEUR RADIO
1155 PM HAIL LAKE CITY 44.45N 92.28W
07/19/2006 E0.25 INCH WABASHA MN AMATEUR RADIO
&&
BREESERThe radar
The La Crosse radar (KARX), 149 km away, was scanning. The volume nearest the first event began at 05:09 UTC.
Event by event
11 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Mitchell
- When
- July 19, 11:15 PM CST
- Where
- Mitchell County, Osage
- Measured
- 61 kt (70 mph) estimated gust
- Property damage
- $8,000
- Crop damage
- $3,000
- Reported by
- GENERAL PUBLIC
- Coordinates
- 43.283, -92.817
Thunderstorm Wind, Howard
- When
- July 19, 11:20 PM CST
- Where
- Howard County, Riceville
- Measured
- 61 kt (70 mph) measured gust
- Crop damage
- $3,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.367, -92.550
Thunderstorm Wind, Howard
- When
- July 19, 11:35 PM CST
- Where
- Howard County, 3 mi S of Cresco
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $2,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 43.333, -92.117
Thunderstorm Wind, Winneshiek
- When
- July 20, 12:00 AM CST
- Where
- Winneshiek County, Decorah
- Measured
- 57 kt (66 mph) estimated gust
- Property damage
- $800
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 43.300, -91.800
Thunderstorm Wind, Fayette
- When
- July 20, 12:12 AM CST
- Where
- Fayette County, 6 mi N of Oran
- Measured
- 60 kt (69 mph) estimated gust
- Property damage
- $3,000
- Crop damage
- $2,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 42.783, -92.083
Thunderstorm Wind, Fayette
- When
- July 20, 12:40 AM CST
- Where
- Fayette County, Oelwein
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $1,000
- Crop damage
- $2,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 42.683, -91.900
Thunderstorm Wind, Clayton
- When
- July 20, 12:55 AM CST
- Where
- Clayton County, Elkader
- Measured
- 58 kt (67 mph) estimated gust
- Property damage
- $2,000
- Crop damage
- $3,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 42.850, -91.400
Thunderstorm Wind, Clayton
- When
- July 20, 1:15 AM CST
- Where
- Clayton County, 4 mi E of Monona
- Measured
- 56 kt (64 mph) estimated gust
- Property damage
- $2,000
- Crop damage
- $5,000
- Reported by
- FIRE DEPT/RESCUE SQUAD
- Coordinates
- 43.050, -91.317
Thunderstorm Wind, Clayton
- When
- July 20, 1:15 AM CST
- Where
- Clayton County, Guttenburg
- Measured
- 60 kt (69 mph) estimated gust
- Property damage
- $3,000
- Crop damage
- $2,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 42.783, -91.100
Thunderstorm Wind, Clayton
- When
- July 20, 1:30 AM CST
- Where
- Clayton County, 2 mi S of Mc Gregor
- Measured
- 61 kt (70 mph) estimated gust
- Property damage
- $1,000
- Crop damage
- $3,000
- Reported by
- FIRE DEPT/RESCUE SQUAD
- Coordinates
- 42.983, -91.183
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Damaging Wind in Missouri, July 19, 2006
- Heat in Missouri, July 19 to 21, 2006
- Lightning Strikes in Colorado, July 19, 2006
- Damaging Winds in Wisconsin, July 19 to 20, 2006
- Hail and Damaging Winds in Virginia, July 19, 2006
- Damaging Wind and Lightning Strike in Louisiana, July 19, 2006
- Hail and Damaging Winds in Iowa, July 19, 2006
- Hail and Damaging Winds in Illinois, July 19, 2006
- Damaging Wind and Lightning Strike in Mississippi, July 19, 2006
- Heat in Kentucky, July 19 to 21, 2006
- Hail and Damaging Winds in Iowa, July 19 to 20, 2006
- Hail and Damaging Winds in Mississippi, July 19, 2006
More
Every storm in Iowa in 2006Every state in 2006This day in weather historyWarnings in Iowa, July 2006
Sources
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: 5516246, 5516248, 5516247, 5516252, 5516253, 5516249, 5516254, 5516255, 5516250, 5516256, 5516251.