16NM SSE Perryville AK

Synopsis: A 983 mb low 160 nm North of Atka moves to 65 nm South of Cape Newenham at 989 mb for Sat afternoon, and continues to 110 nm South of Middleton Island at 993 mb for Sun afternoon. Its front pushes over the Alaska Peninsula into the Gulf of Alaska by Sun afternoon. A 1006 mb South Kamchatka low and front move to 335 nm West of Attu at 1011 mb through Sun afternoon.