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20NM NW Apra Harbor GU

Marine Zone Forecast

Tonight

Southeast wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: east 4 ft at 9 seconds, southeast 3 ft at 4 seconds and west 2 ft at 8 seconds. Scattered showers by midnight. Isolated thunderstorms.

Wednesday

East wind 10 kt. Seas 4 to 6 ft. Wave detail: east 5 ft at 9 seconds, east 2 ft at 4 seconds and west 2 ft at 8 seconds. Scattered showers with isolated thunderstorms.

Wednesday Night

East wind 10 kt. Seas 4 to 6 ft. Wave detail: east 5 ft at 9 seconds, east 2 ft at 4 seconds and west 2 ft at 8 seconds. Scattered showers with isolated thunderstorms.

Thursday

East wind 10 kt. Seas 5 to 6 ft. Wave detail: east 5 ft at 8 seconds, southwest 3 ft at 8 seconds and east 2 ft at 4 seconds. Isolated thunderstorms.

Thursday Night

Southeast wind 10 to 15 kt. Seas 5 to 7 ft. Wave detail: east 5 ft at 8 seconds, southwest 3 ft at 8 seconds and southeast 3 ft at 4 seconds. Scattered showers with isolated thunderstorms.

Friday

East wind 10 to 15 kt. Seas 5 to 7 ft. Wave detail: east 5 ft at 8 seconds, west 4 ft at 8 seconds and east 3 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.

Saturday Through Sunday

East wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: east 4 ft at 9 seconds, west 4 ft at 10 seconds and east 3 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.