* 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

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