High Surf Advisory

* WHAT...Water levels of 4 to 6 feet above the normal high tide line expected.

* WHERE...Eastern Norton Sound and Nulato Hills.

* WHEN...Until 4 PM AKDT Tuesday.

* IMPACTS...Localized beach erosion may occur.

* ADDITIONAL DETAILS...There remains a relatively small amount of uncertainty in forecasted water levels, but confidence has increased. Water levels are expected to peak during the high tide Monday morning and then return to normal throughout the day. The Tuesday high tide is expected to only be around 1 to 3 feet above normal. The highest water levels are expected near Koyuk and Elim with Stebbins/St. Michael and Unalakleet near the lower end of this range.