Several rounds of heavy rain-producing showers and thunderstorms moved across eastern Iowa and west central Illinois from 12:00 am June 22nd until approximately 6:00 am June 23rd. This occurred on already saturated ground from heavy rains on June 21st.
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 episode as NWS DVN wrote it up.
Several rounds of heavy rain-producing showers and thunderstorms moved across eastern Iowa and west central Illinois from 12:00 am June 22nd until approximately 6:00 am June 23rd. This occurred on already saturated ground from heavy rains on June 21st. The areas from Waterloo, to Cedar Rapids, to Iowa City, to Wapello, to Burlington, to Macomb were affected the most receiving rainfall totals of 4 to 8 inches. Flash flooding was observed across much of the affected area.
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 Quad Cities, IA wrote its last area forecast discussion before the first event at Jun 22, 3:50 AM CST, 1 hour earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE QUAD CITIES IA IL 450 AM CDT FRI JUN 22 2007 .UPDATE... UPON FURTHER REVIEW OF RADAR/SATELLITE TRENDS... AND GROUND TRUTH REPORTS OF 2-3 INCHES (NEAR 3 HR FFG VALUES) ALREADY IN SOME LOCATIONS ALONG CID-IOW-MUT-MQB CORRIDOR... HAVE GONE WITH FLASH FLOOD WATCH FOR THIS MORNING ONLY ATTIM. CANT RULE OUT AN ADDITIONAL WATCH FOR PORTIONS OF THE CWA THIS AFTN/TNGT... BUT UNCERTAINTY ON LOCATION OF BOUNDARY AND FAVORED AREA FOR DEVELOPMENT ATTIM MAKES IT DIFFICULT TO PIN DOWN EXACT PLACEMENT AND WILL LET DAY CREW RE-EVALUATE. && .DVN WATCHES/WARNINGS/ADVISORIES... IA...NONE. IL...NONE. MO...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 532 AM CDT FRI JUN 22 2007 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-231045- BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL- WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON- WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- 532 AM CDT FRI JUN 22 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST MISSOURI. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE ENTIRE OUTLOOK AREA TODAY AND TONIGHT. SHOWERS AND THUNDERSTORMS WILL BE WIDESPREAD THIS MORNING MAINLY OVER PORTIONS OF EAST CENTRAL AND SOUTHEAST IOWA...NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS. THE THUNDERSTORMS WILL BRING TORRENTIAL DOWNPOURS WHILE MOVING OVER SOME OF THE SAME AREAS REPEATEDLY...THEREBY ENHANCING THE POTENTIAL FOR FLASH FLOODING. A FLASH FLOOD WATCH IS IN EFFECT UNTIL NOON FOR PORTIONS OF IOWA AND WEST CENTRAL ILLINOIS ROUGHLY ALONG AND SOUTH OF A LINE FROM CEDAR RAPIDS...TO MUSCATINE...TO ALEDO. ALONG WITH THE POTENTIAL FOR FLASH FLOODING...THE STORMS WILL BRING FREQUENT AND DANGEROUS LIGHTNING AND POSSIBLY STRONG WIND GUSTS BETWEEN 30 AND 50 MPH. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER PORTIONS OF WESTERN AND CENTRAL IOWA THIS AFTERNOON...AND MOVE BACK ACROSS THE OUTLOOK AREA MID TO LATE AFTERNOON AND TONIGHT. IF ENOUGH CLEARING AND SUBSEQUENT DESTABILIZATION CAN OCCUR AHEAD OF THESE STORMS THEN A FEW WILL HAVE THE POTENTIAL TO BECOME SEVERE WITH THE MAIN THREATS BEING LARGE HAIL TO UP TO NICKEL SIZE AND DAMAGING STRAIGHT LINE WINDS AROUND 60 MPH. THE STORMS WILL ALSO BE CAPABLE OF PRODUCING FREQUENT AND DANGEROUS LIGHTNING...AND LOCALLY HEAVY RAINFALL LEADING TO POSSIBILITY OF FLASH FLOODING AND RIVER FLOODING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS WILL BE POSSIBLE ON SATURDAY. THE STORM PREDICTION CENTER HAS PORTIONS OF SOUTHEAST IOWA...WEST CENTRAL ILLINOIS AND NORTHEAST MISSOURI OUTLOOKED IN A SLIGHT RISK OF SEVERE WEATHER. MORE THUNDERSTORMS WILL BE POSSIBLE TUESDAY AND WEDNESDAY...BUT IT IS TOO EARLY TO ASSESS THE POTENTIAL FOR SEVERE WEATHER. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. ANY REPORTS OF DAMAGING WINDS...LARGE HAIL OR HEAVY RAINFALL IN EXCESS OF 1 INCH AND ASSOCIATED FLOODING TO THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES WILL BE GREATLY APPRECIATED.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
428 AM CDT FRI JUN 22 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0400 AM HEAVY RAIN 3 E CEDAR RAPIDS 41.97N 91.61W
06/22/2007 E1.50 INCH LINN IA TRAINED SPOTTER
SPOTTER ESTIMATED BETWEEN 1 AND 1.5 INCH RAINFALL DURING
THE PAST HOUR.
&&
MIKEZPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
430 AM CDT FRI JUN 22 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0429 AM HEAVY RAIN CEDAR RAPIDS 41.97N 91.67W
06/22/2007 M2.00 INCH LINN IA TRAINED SPOTTER
2 INCHES OF RAIN SINCE 3 AM.
&&SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 433 AM CDT FRI JUN 22 2007 IAZ089-ILZ025-026-034-035-221145- DES MOINES-HENDERSON-WARREN-HANCOCK-MCDONOUGH- INCLUDING THE CITIES OF...BURLINGTON...OQUAWKA...MONMOUTH... CARTHAGE...MACOMB 433 AM CDT FRI JUN 22 2007 ...HEAVY RAIN... THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE ACROSS PARTS OF SOUTHEAST IOWA AND WEST CENTRAL ILLINOIS THROUGH 7 AM. RAINFALL AMOUNTS OF AN INCH IN 30 MINUTES OR LESS IS LIKELY. PONDING OF WATER...ESPECIALLY IN URBAN AREAS...IS LIKELY ON SOME ROADS. IN RURAL AREAS...CEDAR...HARPE...BAPTIST...SPRING...AND ROCK CREEKS IN MCDONOUGH AND HANCOCK COUNTIES ARE EXPECTED TO APPROACH BANK FULL. SIGNIFICANT RISES ON THE LA MOINE RIVER AND EAST FORK OF THE LA MOINE RIVER IS EXPECTED. MOTORISTS TRAVELING ON ROADS CROSSING THESE CREEKS SHOULD EXERCISE CAUTION AND BE ON THE LOOKOUT FOR WATER PONDING IN LOW AREAS. IAZ051-052-063>065-067-078-ILZ024-221145- BENTON-LINN-IOWA-JOHNSON-CEDAR-MUSCATINE-LOUISA-MERCER- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...MARENGO... IOWA CITY...TIPTON...MUSCATINE...WAPELLO...ALEDO 433 AM CDT FRI JUN 22 2007 ...HEAVY RAIN... THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE ACROSS PARTS OF EAST CENTRAL IOWA AND NORTHWEST ILLINOIS THROUGH 7 AM. RAINFALL AMOUNTS OF AN INCH IN 30 MINUTES OR LESS IS LIKELY. PONDING OF WATER...ESPECIALLY IN URBAN AREAS...IS LIKELY ON SOME ROADS. INDIAN...PECHMAN...SYNDER...CLEAR...RAPIDS...RICHEY...AND PIKE CREEKS IN LINN...JOHNSON...AND MUSCATINE COUNTIES ARE EXPECTED TO APPROACH BANK FULL.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
525 AM CDT FRI JUN 22 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0524 AM HEAVY RAIN 1 N TIFFIN 41.71N 91.69W
06/22/2007 E0.00 INCH JOHNSON IA TRAINED SPOTTER
SPOTTER REPORTED MANY STRETS UNDER WATER.
&&
MIKEZPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
535 AM CDT FRI JUN 22 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0531 AM HEAVY RAIN 1 N LA HARPE 40.59N 90.96W
06/22/2007 E4.00 INCH HANCOCK IL TRAINED SPOTTER
SPOTTER REPORTS 4 INCH TOTAL RAIN FALL SINCE 8 PM LAST
EVENING. ALSO REPORTED WATER RUNNING THROUGH HIS YARD.
&&
MIKEZPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
538 AM CDT FRI JUN 22 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0520 AM HEAVY RAIN IOWA CITY 41.66N 91.54W
06/22/2007 E0.00 INCH JOHNSON IA LAW ENFORCEMENT
SHERIFF DEPARTMENT REPORTS NUMEROUS ROADS WITH WATER
PONDING ON THEM.
0537 AM HEAVY RAIN 4 SE BLANDINSVILLE 40.51N 90.82W
06/22/2007 M6.73 INCH MCDONOUGH IL TRAINED SPOTTER
STORM TOTAL SINCE LAST EVENING. MINOR WATER IN BASEMENT.
&&The Quad Cities radar (KDVN), 118 km away, was scanning. The volume nearest the first event began at 10:47 UTC.
10 flash flood, 2 flood. Local standard time, as filed.
Water up to 5 feet deep filled the railroad viaduct on Illinois Route 9 east of La Harpe. A vehicle stalled in the high water.
Water up to a foot deep covered the intersection of 1400N and 350E.
Water 8-inches deep covered 900E just south of 900N.
Water flowed over Illinois Route 9.
Water up to 6 inches deep crossed Gladstone Road.
Water up to a foot deep covered Illinois route 9.
Water 1.5 feet deep filled the viaduct at Stronghurst.
All area creeks rose rapidly, with up to one foot of water on 350E near Blandinsville.
Many county roads in northern McDonough County were covered by 4-6 inches of water.
Water topped a bridge along County Road 2850 East, and the road was subsequently closed.
Railroad viaduct east of La Harpe re-flooded. Highway crews were called out to clear debris that had been deposited by flood waters on roads all across the county.
Camp Creek at the junction of highways 9 and 94 rose out of its banks.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2007Every state in 2007This day in weather historyWarnings in Illinois, June 2007
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: 46031, 46026, 46027, 46028, 46029, 46030, 46032, 46035, 46037, 46039, 46043, 46046.