1 thunderstorm wind, 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 Omaha, NE wrote its last area forecast discussion before the first event at Aug 10, 12:59 AM CST, 2 hours 2 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 159 AM CDT THU AUG 10 2006 .DISCUSSION... FORECAST CONCERNS WILL CONTINUE TO BE CONVECTION THROUGH THURSDAY NIGHT AND THEN THUNDERSTORMS SATURDAY NIGHT THROUGH MONDAY...AND POTENTIAL WEDNESDAY AND THURSDAY. ARE STARTING OUT THIS MORNING WITH A TSRA WATCH WITH CONVECTION OVR CNTRL NEBRASKA...WHICH IS EXPECTED TO SHIFT EASTWARD DURING THE EARLY MORNING. ELEVATED CONVECTION STARTING TO GO ALONG THE WARMFRONT EASTWARD ACRS LANCASTER INTO OTOE COUNTY AND SOUTH FM THE LOW ALONG THE FNT INTO KS. THE LATEST MSAS OBJECTIVE SFC ANALYSIS HAD THE SFC LOW OVR SE NEB WITH A SECONDARY LOW IN NRN SD. THE OAX 00Z SOUNDING HAD DRIED OUT CONSIDERABLY FM THE 18Z SOUNDING...BUT WAS STILL MOIST WITH 1.47 PW WHICH WAS 134% OF NORMAL. THE MONSOONAL MOISTURE WAS THIS EVIDENT ON THE WATER VAPOR IMAGERY. SEVERAL RIPPLES IN THE NORTHWEST FLOW ALOFT WILL PROGRESS FROM THE NORTHERN PLAINS SOUTHEASTWARD INTO THE CENTRAL PLAINS AND GREAT LAKES...WITH SUBSEQUENT SHORT WAVE TROF PASSAGES THROUGH FRIDAY. WHILE THE MID LEVEL RIDGE BUILDS IN BEHIND THE TROFS...IT IS SHORTLIVED...AS THE RIDGE FLATTENS OUT WITH ANOTHER POTENT TROF TRACKING ACRS CANADA...WITH EMBEDDED WAVES FARTHER SOUTH. THERE ARE SOME TIMING ISSUES WITH THE NAM HAVING THE FNT OVR CNTRL AND NE NEB BY 12Z SUN AND THE GFS IS SLOWER WITH THE FNT STILL BACK IN SD...PASSING THRU THE ENTIRE CWA 18Z MON. MID LEVEL RIDGING AGAIN ENSUES TUES AND HAS A WAVE IN THE SW FLOW WED. TODAY...WILL ADJUST WX/POP GRIDS BASED ON LATEST TRENDS. THE LOW LEVEL JET IS FORECAST TO VEER AND WEAKEN DURING THE MORNING WITH THE WRM MID LEVEL TEMPS RETURNING. SFC LOW PRES IS FORECAST TO MOVE ALONG THE FNT INTO MO...WITH A TRAILING AREA OF LOW PRES INTO NRN KS DURING THE DAY. THE CONVECTION SHOULD PUSH INTO IA...HOWEVER...WITH STEEP LAPSE RATES AND A COLD POOL NOTED OVR WRN NEB BY BOTH THE GFS/NAM...THERE COULD BE ADDITIONAL STORMS. RE-DEVELOPMENT IS EXPECTED AGAIN IN THE AFTERNOON AND EVENING WITH COMPLEX SURFACE...MID AND UPR LEVEL FEATURES IN PLACE. THE ISENTROPIC LIFT ON THE 315K SFC SHIFTS AND IS MORE EXPANSIVE SWD INTO KS WITH TIME TONIGHT...WITH THE SFC FNT IN KS BEING PUSHED TOWARD OK. AGAIN THERE ARE DIFFERENCES WITH THE NAM/GFS FOR FRI AND WILL NOT INTRODUCE POPS AT THIS TIME. HOT AND HUMID WX CONTINUES TODAY...BUT NOT AS HOT AS WEDNESDAY AS THE THERMAL RIDGE IS FARTHER S. FRIDAY SHOULD BE CLOSER TO NORMAL. SFC DEWPOINTS WILL REMAIN HIGH TODAY WITH HI VALUES 100 TO 105 IN SPOTS TODAY. A LITTLE LOWER...BUT STILL IN THE 70S FOR DEWPOINTS FRIDAY. IN THE EXTENDED...STILL MOSTLY DRY SATURDAY WITH HIGHS IN THE LOWER 90S. SAT NIGHT THE LOW LEVEL JET INCREASES AND VEERS WITH STRONG THETA-E ADVECTION INTO THE DAKOTAS. DAYSHIFT WILL HAVE TO LOOK AT TIMING...HOWEVER LEFT EXTENDED POPS IN SAT NIGHT THROUGH SUN NIGHT. NO SIG CHGS TO THE EXTENDED AT THIS TIME. && .OAX WATCHES/WARNINGS/ADVISORIES... NE...NONE. IA...NONE. && ZAPOTOCNY
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 251 AM CDT THU AUG 10 2006 IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034- 042>045-050>053-065>068-078-088>093-101100- ANTELOPE-BOONE-BURT-BUTLER-CASS-CEDAR-COLFAX-CUMING-DODGE-DOUGLAS- FREMONT IA-GAGE-HARRISON IA-JEFFERSON-JOHNSON-KNOX-LANCASTER-MADISON- MILLS IA-MONONA IA-MONTGOMERY IA-NEMAHA-OTOE-PAGE IA-PAWNEE-PIERCE- PLATTE-POTTAWATTAMIE IA-RICHARDSON-SALINE-SARPY-SAUNDERS-SEWARD- SHELBY IA-STANTON-THURSTON-WASHINGTON-WAYNE- 251 AM CDT THU AUG 10 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NEBRASKA AND SOUTHWEST IOWA. .DAY ONE...THE REST OF TONIGHT AND THURSDAY SEVERE THUNDERSTORMS WILL LIKELY CONTINUE THROUGH 7 AM...MAINLY NORTH OF INTERSTATE 80 AND EAST OF THE WAYNE...NORFOLK AND COLUMBUS AREAS. DAMAGING WINDS WILL BE THE MAIN HAZARD ACROSS THURSTON AND BURT COUNTIES IN NEBRASKA...THROUGH MONONA...HARRISON AND SHELBY COUNTIES IN IOWA. THERE IS A SLIGHT CHANCE STORMS COULD INTENSIFY IN THE OMAHA AND COUNCIL BLUFFS METRO AREA AS WELL...PRODUCING LARGE HAIL AND DAMAGING WINDS. MORE THUNDERSTORMS ARE POSSIBLE THURSDAY AFTERNOON ACROSS ALL OF THE OUTLOOK AREA. SOME OF THESE STORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. .DAYS TWO THROUGH SEVEN...THURSDAY NIGHT THROUGH WEDNESDAY THE CHANCE FOR THUNDERSTORMS WILL LINGER INTO THURSDAY NIGHT...BUT THE STORMS SHOULD WEAKEN AFTER DARK. THERE IS ANOTHER CHANCE FOR THUNDERSTORMS SATURDAY NIGHT THROUGH SUNDAY NIGHT AS A COLD FRONT CROSSES THE AREA. THE SEVERE WEATHER POTENTIAL WILL DEPEND ON THE TIMING AND LOCATION OF THE FRONT. .SPOTTER INFORMATION STATEMENT... STORM SPOTTERS WILL LIKELY BE NEEDED ACROSS FAR NORTHEAST NEBRASKA AND WEST CENTRAL IOWA THIS MORNING. THEN THERE IS SLIGHT CHANCE THAT SPOTTERS WILL BE NEEDED AFTER 4 PM THIS AFTERNOON ACROSS ALL OF THE OUTLOOK THE AREA. DERGAN
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
137 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 AM TSTM WND GST NEWMAN GROVE 41.75N 97.78W
08/10/2006 E60 MPH MADISON NE LAW ENFORCEMENT
&&
CHERMOKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
202 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0156 AM TSTM WND GST NORFOLK 42.03N 97.42W
08/10/2006 M58 MPH MADISON NE ASOS
50 KNOT GUST MEASURED BY NORFOLK ASOS.
&&
CHERMOKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
209 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0206 AM TSTM WND GST NORFOLK 42.03N 97.42W
08/10/2006 M60 MPH MADISON NE ASOS
MEASURED WIND GUST OF 52 KNOTS AT THE NORFOLK AIRPORT
ASOS.
&&
CHERMOKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
259 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0241 AM TSTM WND GST WISNER 41.99N 96.91W
08/10/2006 E70.00 MPH CUMING NE LAW ENFORCEMENT
60 TO 70 MPH WINDS ALSO REPORTED IN BEEMER AND WEST POINT
BETWEEN 241 AND 253 AM. AT LEAST ONE TREE DOWN.
&&
DERGANPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
316 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0305 AM TSTM WND GST WALTHILL 42.15N 96.49W
08/10/2006 E60 MPH THURSTON NE LAW ENFORCEMENT
THUNDERSTORM GUST ESTIMATED AT 60 MPH DOWNED A TREE IN
WALTHILL.
&&
CHERMOKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
331 AM CDT THU AUG 10 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0315 AM TSTM WND GST PENDER 42.11N 96.71W
08/10/2006 E60 MPH THURSTON NE LAW ENFORCEMENT
MULTIPLE TREES DOWNED AND A SIGN SNAPPED.
&&
CHERMOKThe Omaha radar (KOAX), 70 km away, was scanning. The volume nearest the first event began at 08:59 UTC.
1 thunderstorm wind. Local standard time, as filed.
A large tree was downed south of Blencoe and corn was flattened in the area by thunderstorm wind gusts estimated at 60 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Iowa in 2006Every state in 2006This day in weather historyWarnings in Iowa, August 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: 5530223.