Active AlertsDiamond Bar, CA

What: Southwest winds 15 to 30 mph with gusts up to 45 mph expected.
Where: All coasts and valleys in southwest California.
When: Until 9 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.