Red Flag Warning Issued for L.A. County Mountains

A small Santa Ana wind system will blossom Sunday and Monday, causing Red Flag Warnings for all of the mountains of Los Angeles County. 

The National Weather Service issued Red Flag Warnings for the mountains of Los Angeles and Ventura counties as of 7 p.m. Sunday, and extended those warnings to the Santa Monica Mountains and Malibu regions effective at 10 p.m. Sunday. In those areas, wind gusts of up to 40 miles per hour were likely to blow into Monday afternoon.

Fire danger will be elevated in the mountains, as temperatures will be about 85 and the humidity levels will drop below 12 percent, the National Weather Service said.

Here is Monrovia's forecast:

Monday: Sunday, with a high near 91. South southwest wind around 5 mph.

Monday Night: Clear, with a low around 57. West southwest wind 5 to 10 mph becoming light and variable in the evening.

Tuesday: Sunny, with a high near 86. North northeast wind around 5 mph becoming southwest in the morning.

Tuesday Night: Clear, with a low around 55. Southwest wind around 5 mph becoming calm in the evening.

Wednesday: Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the morning.

Wednesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 55.

Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 71.

Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 48.

Friday: A chance of showers. Mostly cloudy, with a high near 63.

Friday Night: A chance of showers. Mostly cloudy, with a low around 42.

--City News Service contributed to this story.