Expect snow in the mountains.

The National Weather Service has issued a Winter Storm Warning for the San Diego County mountains. According to the NWS, heavy wet snow, between 1 and 4 inches, is expected between 3,500 and 4,000 feet, 4 to 8 inches between 4,000 and 5,000 feet and 8 to 12 inches above 5,000 feet. Winds gusting as high as 40 miles per hour are also in the forecast. The snow accumulation is expected to begin Monday afternoon and continue through Tuesday morning. Hazardous driving conditions are expected on Interstate 8.