UPDATE 6:45 p.m.: All lanes of Interstate 5 through the Grapevine are open again, according to Caltrans.
Original story: As of 3 p.m. Monday, all lanes of Interstate 5 through the Grapevine have been closed because of snow.
According to a Caltrans news release, travelers on Highways 41, 46, 58, 166 and 101 on the Central Coast can expect heavier than usual traffic as a result of the closure.
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