Dutch Harbor AK

...SMALL CRAFT ADVISORY TONIGHT...

Synopsis: A Bering low 170 nm SW of Saint Mathew Island at 993 mb before moving 60 nm W of Saint Mathew Island Thu afternoon. At the same time, a North Pacific low enters the Bering 250 nm SW of Saint Mathew Island at 993 mb. This low merges with the Bering low 20 nm S of St Lawrence Island at 987 mb Thu night. The merged low tracks through Norton Sound at 986 mb Fri morning before moving inland Fri afternoon.