IDY10240 SECURITE High Seas Forecast for Northern METAREA 8/10/11 NORTHERN AREA: EQUATOR TO 12S, 90E TO 142E AND SOUTHWARD TO COAST, 125E TO 142E Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 1100 UTC 17 January 2026 Part 1 Warnings Nil. Part 2 Situation at 170600 UTC Trough near 09S090E 07S097E 10S108E. Forecast to be slow moving. Monsoon trough near 13S129E to low 997hPa near 14S132E to 16S138E. Forecast monsoon trough near 10S126E to low 999hPa near 13S132E to 16S138E at 181200UTC. Part 3 Forecast South of line 05S119E 04S133E 09S142E: Westerly quarter winds becoming clockwise within 120nm of low. Wind speeds 20/30 knots. Rough seas. Low to moderate swell. Within 270nm north of the trough: Westerly quarter winds 15/25 knots. Moderate to rough seas. Low to moderate swell. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to low to moderate swell south of line 04S090E 02S097E 10S117E 08S129E 10S137E. Rain areas, scattered showers and thunderstorms throughout area. Heavy at times within 120nm of the low. Visibility reducing below 2nm in precipitation. Please be aware Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height. WEATHER MELBOURNE The next routine forecast will be issued at 19:15 UTC Saturday.