Flash flood watches remain in effect through tonight for the recent burn areas in Los Angeles, Ventura and Santa Barbara counties, as well as central and eastern Los Angeles County.

A cold front will sweep across the area today, with the highest additional rainfall amounts expected on and below the south and southwest-facing slopes of the mountains. These are the same locations that have seen up to 15 inches of rain or more in recent days.

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The cold front will also bring the additional threat of thunderstorms with locally heavy downpours. Peak rainfall rates will generally range between ¾ and one inch of rain per hour.

Isolated rainfall rates of up to 2 inches per hour are possible near thunderstorms. Rainfall of this intensity will post a significant risk for dangerous flash flooding and debris flows.