A high wind warning went into effect Friday in Riverside County, where forecasters are expecting winds of between 25 and 35 mph and gusts to 60 mph.
The warning issued by the National Weather Service went into effect at 6 a.m. and is scheduled to expire at 3 p.m. Saturday.
Winds will be strongest through and below passes and canyons, including the Cajon and Banning passes in the Inland Empire, the agency advised.
"Strong winds will make driving difficult, especially for motorists with high profile vehicles," according to the Weather Service. "Freeways most likely to be impacted by strong winds include interstates 10 and 15, and highways 60, 91 and 55.