A slow moving upper level disturbance that tapped tropical moisture brought several days of heavy rain to eastern Nebraska and western Iowa over the weekend of October 12th through the 14th. The heavy rain produced flooding along the Missouri River south of Nebraska City along with flooding tributaries of the Missouri River in southwest Iowa, including the Nishnabotna and Nodaway.  Some locations received over 5 or 6 inches of rain from the system, including some 24 hour amounts that ended Monday Morning the 15th of 4.95 inches in Nebraska City, 4.94 in Red Oak, Iowa, 4.29 inches at Sidney, Iowa, 3.69 in Oakland, Iowa, and 3.60 inches at Table Rock, Nebraska.

Flood in FREMONT, IOWA
From 15-OCT-07 00:30:00 to 15-OCT-07 13:00:00 (CST-6)
Location: RANDOLPH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy rain over the weekend of October 12th through the 14th produced flooding along the West Nishnabotna River from upstream of Randolph downstream through the merger with the East Nishnabotna River.  Rainfall of 4 to 5 inches was common just in the 24 hour period ending the morning of the 15th, with much of it falling during the late afternoon and evening hours of the 14th.
The river at Randolph crested at 20.7 feet at 515 am CDT on the 15th, flood stage is 19 feet.  The river at Randolph was above flood stage from around 130 am through 2 pm CDT on the 15th.
The flooding closed several county roads and a Wildlife Area near Riverton.

Flood in PAGE, IOWA
From 15-OCT-07 00:30:00 to 16-OCT-07 04:15:00 (CST-6)
Location: HEPBURN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy rain from Friday October 12th through Sunday night October 14th produced flooding along the Nodaway River from north of Hepburn through Clarinda and then to south of Shambaugh.
The river at Clarinda was above its 19 foot flood stage from around 130 am CDT on the 15th until 515 am on the 16th.  The crest at Clarinda was 24.5 feet at 530 pm CDT on the 15th.  The river flooded farmlands along the river as it broke through temporary dikes that under repair from early May 2007 flooding.  County roads were also flooded and some damage was noted.

Flood in FREMONT, IOWA
From 15-OCT-07 04:30:00 to 18-OCT-07 08:00:00 (CST-6)
Location: RIVERTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy rain produced a period of flooding along the mainstem Nishnabotna River from the merger of the east and west branches downstream to its merger with the Missouri River south of Hamburg.  The river at Hamburg crested at 25.1 feet around 1030 pm CDT on October 16th, flood stage is 23 feet.  The river at Hamburg was above flood stage from around 530 am CDT on the 15th until 9 am on the 18th.

Flood in MONTGOMERY, IOWA
From 14-OCT-07 23:00:00 to 16-OCT-07 11:15:00 (CST-6)
Location: ELLIOTT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy rain over the weekend of October 12th through the 14th caused moderate flooding along the East Nishnabotna River from around Elliott through Red Oak and then down through the Coburg area.  The river at Red Oak crested at 24.5 feet around 11 pm CDT on October 16th, flood stage is 18 feet.  The river at Red Oak was above flood stage from around midnight CDT on 10/15 until 1215 pm on the 16th.
The flooding closed Highway 34 in Red Oak for a while, and farmland and several county roads were also flooded by the high water. High water and saturated soils contributed to the necessary release of untreated waste water in Red Oak and Stanton. The Iowa Governor declared Montgomery county a disaster area.