Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE San Diego CA
923 PM PDT Mon Mar 19 2018

...FLASH FLOOD WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH
LATE THURSDAY NIGHT...

.A Pacific storm system with a deep well of sub-tropical moisture
is forecast to bring heavy rains to Southern California. Flash
flooding is possible. Debris flows may also occur near recent
burn scars.

CAZ048-055-057-552-554-201300-
/O.CON.KSGX.FF.A.0002.180322T0600Z-180323T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Santa Ana Mountains and Foothills-
Orange County Coastal Areas-Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline,
Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs,
Wrightwood, Huntington Beach, Costa Mesa, Newport Beach,
Laguna Beach, San Clemente, Santa Ana, Anaheim, Garden Grove,
Irvine, Orange, Fullerton, and Mission Viejo
923 PM PDT Mon Mar 19 2018

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH LATE THURSDAY NIGHT...

The Flash Flood Watch continues for

* A portion of southwest California...including the following...
Orange County Coastal Areas...Orange County Inland Areas...San
Bernardino County Mountains...San Bernardino and Riverside
County Valleys-The Inland Empire and Santa Ana Mountains and
Foothills.

* From Wednesday evening through late Thursday night.

* Rainfall Rates...Near 0.5 inches per hour with peak short term
rainfall rates of 0.75 to 1.00 inches per hour during periods of
the most intense rainfall.

* Storm Total Rainfall...Widespread 1 to 4 inches in coastal areas
and inland valleys, with 3 to 6 inches along the coastal
slopes. Isolated amounts to 8 inches possible along the coastal
slopes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

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

&&

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