Sheriff's Department Confirms Lindsay Lohan Will Serve Full 30 Days In Jail

Now that Lindsay Lohan is in custody, her latest mugshot has been released.

According to Sheriff's spokesperson Steve Whitmore, Lindsay will serve all 30 days in jail. Judge Elden Fox issued the actress a "no-bail remand" ... which according to Whitmore means no getting out of jail early.

She will remain behind bars until her probation-violation hearing set for October 22 in Judge Fox's courtroom.