FZAK78 PAFC 211231 MWSAFC Marine Weather Statement National Weather Service Anchorage AK 431 AM AKDT Tue Jul 21 2026 PKZ754-755-211715- Cape Tolstoi to Cape Sarichef out to 15 NM- Cape Tolstoi to Unalga Pass from 15 to 100 NM- 431 AM AKDT Tue Jul 21 2026 ...ISOLATED STRONG THUNDERSTORMS THIS MORNING NEAR SANAK ISLAND... A few isolated thunderstorms have developed both to the northeast and southwest of Sanak Island this morning. These storms have had a history of producing frequent lightning. Mariners can expect erratic and gusty winds and locally higher waves as well as frequent lightning strikes if around these storms. Additional thunderstorms may develop over these zones through this morning. However, thunderstorms are generally moving east-southeast and should exit out of the two zones toward the Shumagin Islands and south by later this morning. $$