9,624-Foot Sonora Pass, CA is OPEN | Earliest Opening in a Decade | Tioga Pass is OPEN to Pass from the East 9,624-foot Sonora Pass (first crossed in 1852) on California highway 108 crosses the Sierra Nevada in an impressive place. Impressive, because its highest point is right in the middle of fantastic ski terrain. The pass just opened and while thatโs a […] Weather Miles Clark | April 25, 2013 13 Comments