...HIGH SURF ADVISORY FOR SOUTH FACING SHORES THROUGH TUESDAY... .A moderate, long-period south swell will hold at advisory levels through Tuesday afternoon. The swell should begin to fade by Tuesday night or Wednesday, allowing surf to drop below advisory thresholds. * WHAT...Surf 7 to 10 feet. * WHERE...South facing shores of all Hawaiian Islands. * WHEN...Until 6 PM HST Tuesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous. Heed all advice from ocean safety officials. When in doubt, don't go out.