San Bernardino County, California
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: San Bernardino County, California
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Flash Flood Watch
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
211 PM PDT Tue Mar 20 2018


The Flash Flood Watch continues for

* A portion of southwest California... including the
following...Orange County...The Inland Empire...San Bernardino
County Mountains...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 1.5 to 2 inches near the coast
to 4 to 6 inches along the coastal slopes of the San Bernardino
County Mountains with locally greater amounts.


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.



National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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