From: 2026/10/31, 23:00
To: 2026/11/01, 04:00

* WHAT...Flash flooding caused by excessive rainfall will be possible. * WHERE...Portions of northwest Arizona, including the following areas, Lake Havasu and Fort Mohave, Lake Mead - AZ side and Lake Mohave - AZ side, southeast California, including the following area, San Bernardino County-Upper Colorado River Valley, and southern Nevada, including the following areas, Lake Mead - NV side and Lake Mohave - NV side. * WHEN...From this evening through late Sunday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Moderate to heavy rain is possible at times tonight through Sunday night. Between a half an inch and an inch of rain will be possible. With saturated soils and significant run off expected, flash flooding may occur. - http://www.weather.gov/safety/flood