* WHAT...Urban and small stream flooding caused by excessive
rainfall is expected.

* WHERE...A portion of Southwest California, including the following
counties, Orange, Riverside and San Diego.

* WHEN...Until 437 PM PST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Ponding of water in urban or other areas is occurring or is
imminent.

* ADDITIONAL DETAILS...
- At 140 PM PST, Doppler radar indicated heavy rain. This will
cause urban and small stream flooding. Between 0.75 and 1.5
inches of rain have fallen.
- Additional rainfall amounts of 1 to 2 inches are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
Riverside, Moreno Valley, Oceanside, Carlsbad, Temecula,
Vista, Redlands, San Clemente, Encinitas and Lake Elsinore.
- https://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

* WHAT...Urban and small stream flooding caused by excessive
rainfall is expected.

* WHERE...A portion of Southwest California, including the following
counties, Orange, Riverside and San Bernardino.

* WHEN...Until 351 PM PST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing poor drainage areas. Ponding of water in urban or
other areas is occurring or is imminent.

* ADDITIONAL DETAILS...
- At 1052 AM PST, Doppler radar indicated heavy rain. This will
cause urban and small stream flooding. Between 0.5 and 0.75
inches of rain have fallen.
- Additional rainfall amounts of 1 to 2.5 inches are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
Anaheim, Santa Ana, Riverside, Irvine, Moreno Valley,
Huntington Beach, Garden Grove, Ontario, Corona and Orange.
- https://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

* WHAT...Large breaking waves of 5 to 8 feet with local sets to
9 feet, highest for south-facing beaches.

* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.

* WHEN...Until 11 AM PST Saturday.

* IMPACTS...Dangerous swimming and surfing conditions and
localized beach erosion.

* ADDITIONAL DETAILS...Surf heights will come down early Thursday,
but are expected to rise again Friday and last through early
Saturday.

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

* WHAT...South winds 20 to 30 mph with gusts to 45 mph, locally
higher, expected.

* WHERE...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...Until 10 PM PST this evening.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.

* WHEN...Until 10 PM PST this evening.

* 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. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.

* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region today. The heaviest and most widespread
rain is expected through this evening. Peak rainfall rates of
0.50 to 1 inch per hour are expected. There is a potential
for locally heavier hourly rainfall rates to develop with
convection embedded in the main rain band or in thunderstorms
after the main band passes. Isolated heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.

Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

Be alert in the mountains for rockslides and rocks in the road.