Episodes of heavy rainfall of about 5 to 15 inches over a 10 day period in much of northeast Iowa caused the Wapsipinicon River to rise above major flood stage from Independence to DeWitt, about two to seven days after the end of the heavy rain events. The extended duration between the forecast and actual major river flooding allowed preparations to preclude major damage downstream.

Flood in IOWA, IOWA
From 05-SEP-18 16:45:00 to 07-SEP-18 07:15:00 (CST-6)
Location: MARENGO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Episodes of heavy rainfall of about 5 to 15 inches in a 10 day period in much of northeast Iowa and southwest Wisconsin caused the Iowa River to rise above major flood stage at Marengo. The extended duration between the forecast and actual lower end major river flooding occurrence allowed preparations to preclude major damage downstream. Marengo rose above major flood stage of 18.5 feet at 345 PM CST on 5 September. Then crested around 19.14 feet at 630 feet at 630 AM CST on 6 September and then fell below 18.5 feet at approximately 715 AM CST on 7 September.

Flood in JONES, IOWA
From 04-SEP-18 18:00:00 to 09-SEP-18 05:45:00 (CST-6)
Location: STONE CITY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Episodes of heavy rainfall of about 5 to 15 inches in a 10 day period in much of northeast Iowa and southwest Wisconsin caused the Wapsipinicon River to rise above major flood stage at Anamosa. The extended duration between the forecast and actual lower end major river flooding allowed preparations to preclude major damage downstream. Anamosa rose above major flood stage of 21.5 feet at 7 PM CST on 4 September. Then crested around 23.28 feet at 1045 PM CST on September 8th and fell below 21.5 feet at approximately 545 AM CST on 9 September.

Flood in BENTON, IOWA
From 04-SEP-18 21:15:00 to 08-SEP-18 08:30:00 (CST-6)
Location: SPENCERS GROVE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Episodes of heavy rainfall of about 5 to 15 inches in a 10 day period in much of northeast Iowa and southwest Wisconsin caused the Wapsipinicon River to rise above major flood stage at Independence. The extended duration between the forecast and actual lower end major river  flooding occurring allowed preparations to preclude major damage downstream. Independence rose above major flood stage of 15.0 feet at 915 PM CST on 4 September. Then crested around 16.86 feet at 315 PM CST on September 5th and fell below 15.0 feet at approximately 830 AM CST on 8 September.

Flood in CLINTON, IOWA
From 07-SEP-18 07:00:00 to 17-SEP-18 07:45:00 (CST-6)
Location: GRAND MOUND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Episodes of heavy rainfall of about 5 to 15 inches in a 10 day period in much of northeast Iowa and southwest Wisconsin caused the Wapsipinicon River to rise above major flood stage near DeWitt. The extended duration between the forecast and actual occurrence of lower end major river flooding allowed preparations to preclude major damage downstream. The gauge near DeWitt rose above major flood stage of 12.5 feet at 7 AM CST on 7 September. Then crested around 13.99 feet at 5 PM CST on September 10th and fell slightly below 12.5 feet for a few days at approximately 745 AM CST on 17 September.  It then rose again above major flood stage at 135 AM on 22 September and continued above major flood stage into October.