The National Weather Service in Omaha/Valley has issued a Flash Flood Warning for Northwestern Mills County and Southwestern Pottawattamie County in Iowa, along with parts of Douglas and Sarpy Counties in Nebraska. This warning is effective until 7 a.m. CDT due to thunderstorms expected to cause flash flooding.
Areas Affected
The affected areas include Northwestern Mills County, Southwestern Pottawattamie County, and parts of Eastern Douglas and Sarpy Counties in Nebraska. Significant rainfall is expected, leading to possible flash flooding.
Weather Conditions
Doppler radar detected thunderstorms producing heavy rain across the warned area with 1 to 3 inches of rain already fallen. An additional 1 to 2 inches are possible, potentially worsening flooding conditions.
Precautionary Measures
Residents are advised to avoid flooded roads and low-lying areas. It's crucial to 'turn around, don't drown' when encountering flooded roads. Special caution should be exercised at night when flood dangers are less visible.
Impact of Flooding
Flash flooding will impact small creeks, streams, urban areas, highways, streets, and underpasses, particularly in regions with poor drainage.
