Weather Alert Watch
Severe Flood Watch

Flood Watch for Pottawattamie; Mills; Montgomery +17 more

What: Flash flooding caused by excessive rainfall is possible. Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Where: Portions of southwest Iowa, including the following counties,...

IA, NEPottawattamie; Mills; Montgomery; Fremont; Page; Butler; Saunders; Douglas; Sarpy; Seward; Lancaster; Cass; Otoe; Saline; Jefferson; Gage; Johnson; Nemaha; Pawnee; Richardson

Official alert brief

WHAT

Flash flooding caused by excessive rainfall is possible.

WHERE

Portions of southwest Iowa, including the following counties, Fremont, Mills, Montgomery, Page and Pottawattamie and Nebraska, including the following counties, Butler, Cass, Douglas, Gage, Jefferson, Johnson, Lancaster, Nemaha, Otoe, Pawnee, Richardson, Saline, Sarpy, Saunders and Seward.

WHEN

Until 5 AM CDT Sunday.

IMPACTS

Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

ADDITIONAL DETAILS

Ongoing storm activity will combine with incoming storms from the west, with increasing flood chances through the overnight hours. Short-term models indicate that 3-5 inches will be possible, with rain rates of 1-2 inches or more in one hour already observed. http://www.weather.gov/safety/flood

Instructions

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.