Flood, Calhoun
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Calhoun forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.385, -94.640 (the zone’s center; the record gives no point)
Flooding in Iowa, June 12 to 15, 2005
Heavy rainfall occurred over the upper reaches of the Raccoon River during the first two weeks of the month. Some minor flooding occurred with the river rising to a couple of feet over flood stage.
Where it happened
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
- $150,000
- Crop damage
- $60,000
- Events
- 6
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 DMX wrote it up.
Heavy rainfall occurred over the upper reaches of the Raccoon River during the first two weeks of the month. Some minor flooding occurred with the river rising to a couple of feet over flood stage. Damage was limited to agricultural and low land flooding for the most part.
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 Des Moines, IA wrote its last area forecast discussion before the first event at Jun 11, 8:16 PM CST, 6 hours 44 minutes earlier.
Area forecast discussion, Jun 11, 8:16 PM CST, 6 hours 44 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DES MOINES IA 916 PM CDT SAT JUN 11 2005 .DISCUSSION... MINOR CHANGES TO GOING FORECAST TO INCLUDE ISOLATED SHOWERS UNTIL 1 AM ALONG THE COLD FRONT EXTENDING FROM OMA-DNS-EST. INSTABILITY IS MARGINAL WITH ONLY ABOUT 400 J/KG CAPE...BUT A LOCAL LIGHTNING STRIKE IS ALSO POSSIBLE. ASIDE FROM LOW-LEVEL CONVERGENCE...NOT A LOT FORCING THIS BAND OF SHOWERS SO IT IS EXPECTED TO DISSIPATE WITH NIGHTTIME COOLING. ALSO MONITORING MID CLOUD AND CONVECTIVE DEVELPMENT IN ERN KS...BUT THIS IS EXPECTED TO LIFT NORTHEAST AND ALSO WEAKEN AS COLD FRONT SLIDES EAST. && .DMX WATCHES/WARNINGS/ADVISORIES...NONE && JUNGBLUTH
Hazardous weather outlook, Jun 11, 10:15 PM CST, 4 hours 45 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IA 1115 PM CDT SAT JUN 11 2005 IAZ004-005-015-023-024-033>035-044>047-057>059-070>072-081-082- 092-093-121100- EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER- CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR- MADISON-ADAMS-UNION-TAYLOR-RINGGOLD- 1115 PM CDT SAT JUN 11 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF MID IOWA ALONG AND WEST OF INTERSTATE 35. .DAY ONE...TONIGHT ISOLATED THUNDERSTORMS WILL OCCUR OVER WESTERN IOWA TONIGHT. THESE STORMS ARE NOT EXPECTED TO BE SEVERE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SCATTERED NON-SEVERE THUNDERSTORMS WILL OCCUR SOUTH OF INTERSTATE 80 DURING THE DAY SUNDAY. THUNDERSTORMS WILL BECOME WIDESPREAD SUNDAY NIGHT INTO MONDAY. A FEW OF THESE STORMS MAY BE SEVERE WITH LARGE HAIL AND STRONG WINDS...ESPECIALLY SOUTH OF INTERSTATE 80. IN ADDITION...HEAVY RAINFALL AND POSSIBLE FLOODING WILL BE A THREAT. MOST OF THE STORMS SHOULD BE EAST OF THE AREA MONDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE POSSIBLE SUNDAY NIGHT AND MONDAY. IAZ006-007-016-017-025>028-036>039-048>050-060>062-073>075- 083>086-094>097-121100- WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER- HAMILTON-HARDIN-GRUNDY-BLACK HAWK-STORY-MARSHALL-TAMA-POLK-JASPER- POWESHIEK-WARREN-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO- DECATUR-WAYNE-APPANOOSE-DAVIS- 1115 PM CDT SAT JUN 11 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF MID IOWA ALONG AND EAST OF INTERSTATE 35. .DAY ONE...THIS AFTERNOON AND TONIGHT ISOLATED THUNDERSTORMS WILL BE POSSIBLE TONIGHT. NO SEVERE WEATHER IS EXPECTED WITH THESE STORMS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SCATTERED NON-SEVERE THUNDERSTORMS WILL OCCUR SOUTH OF INTERSTATE 80 DURING THE DAY SUNDAY. THUNDERSTORMS WILL BECOME WIDESPREAD SUNDAY NIGHT INTO MONDAY. A FEW OF THESE STORMS MAY BE SEVERE WITH LARGE HAIL AND STRONG WINDS...ESPECIALLY SOUTH OF INTERSTATE 80. IN ADDITION...HEAVY RAINFALL AND POSSIBLE FLOODING WILL BE A THREAT. MOST OF THE STORMS SHOULD BE EAST OF THE AREA MONDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE POSSIBLE SUNDAY NIGHT AND MONDAY.
The radar
The national radar mosaic for the moment the first event began.
Event by event
6 flood. Local standard time, as filed.
Flood, Carroll
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Carroll forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 41.883, -90.583
Flood, Greene
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Greene forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.036, -94.397 (the zone’s center; the record gives no point)
Flood, Pocahontas
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Pocahontas forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.667, -92.733
Flood, Sac
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Sac forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 43.100, -93.233
Flood, Webster
- When
- June 12, 3:00 AM CST to June 15, 4:00 AM CST
- Where
- Webster forecast zone
- Property damage
- $25,000
- Crop damage
- $10,000
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.750, -95.600
What these are
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes in Texas, June 12, 2005
- Lightning Strike in Maine, June 12, 2005
- Rip Current in Florida, June 12, 2005
- Flash Flooding and Hail in Kansas, June 12, 2005
- Flash Flooding and Hail in Oklahoma, June 12, 2005
- Tropical Storm in Georgia, June 12 to 13, 2005
- Flood in Kansas, June 12 to 16, 2005
- Tornadoes and Flash Flooding in Indiana, June 12, 2005
- Flooding in Kansas, June 12 to 14, 2005
- Lightning Strike in New Hampshire, June 12, 2005
- Hail and Damaging Winds in Oklahoma, June 12, 2005
- Lightning Strike in Massachusetts, June 12, 2005
More
Every storm in Iowa in 2005Every state in 2005This day in weather historyWarnings in Iowa, June 2005
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: 5454456, 5454457, 5454458, 5454459, 5454460, 5454461.