* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of Southwest California, including the following
areas, Orange County Coastal Areas, Orange County Inland Areas,
San Bernardino and Riverside County Valleys-The Inland Empire, San
Diego County Coastal Areas, San Diego County Valleys and Santa Ana
Mountains and Foothills.
* WHEN...From late Saturday night through Monday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding in poor drainage and urban areas. Debris flows are
possible on recent burn scars.
* ADDITIONAL DETAILS...
- Tropical Cyclone Hilary is expected to bring a substantial
surge in moisture into Southern California, with heavy
rainfall and the potential for flash flooding Saturday
through Monday.
- https://www.weather.gov/safety/flood