47NM SSE Shemya AK

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

Synopsis: A 981 mb low 130 nm SE of Shemya merges with a 978 mb low over the Central Aleutians and becomes a 984 mb low 150 nm S of Adak this evening. This low moves to 280 nm SE of Nikolski at 992 mb by Wed morning. A 988 mb North Pacific low 290 nm SE of Unalaska moves to 70 nm NE of Atka at 988 mb Wed morning.