A winter weather advisory, which signifies exceedingly challenging travel conditions, including roads covered by ice and snow, remained in effect in the San Gabriel Mountains for a time Friday morning after being extended by the National Weather Service, bit it was canceled around 90 minutes before its rescheduled expiration.
The advisory went into effect at 6 p.m. Wednesday and was scheduled to expire at 11 Thursday night. But it was then extended to 5 a.m. Friday. However, at about 3:30 a.m. came a notice that it was being canceled.