IDY10230 SECURITE High Seas Forecast for North Eastern METAREA 10 NORTHEASTERN AREA: EQUATOR TO 25S, 142E TO 170E Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 1100 UTC 7 December 2023 Part 1 Warnings Australian Tropical Cyclone Warning Centre warning for Severe Tropical Cyclone "Jasper". Part 2 Situation at 0600 UTC Refer to latest warnings for boundary of affected area and type of weather system. Severe Tropical Cyclone "Jasper" 954hPa near 12.2S157.1E. Forecast 938hPa near 14.8S156.4E at 080600UTC. Refer to latest warning for details. Part 3 Forecast Refer to latest warnings. South of line 13S144E 07S158E 17S170E, outside of warning area: Southeasterly quarter winds 20/25 knots tending clockwise within 360nm of Severe Tropical Cyclone Jasper. Winds increasing to 25/33 knots within 360nm of Severe Tropical Cyclone Jasper in the southern semicircle and within 180nm in the northern semicircle. Rough to very rough seas. Low to moderate swell becoming moderate within 360nm of Severe Tropical Cyclone Jasper. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell. Rain areas, scattered showers and isolated thunderstorms north of line 13S142E 20S157E 18S170E, heavy within 240nm of Severe Tropical Cyclone "Jasper". 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 20:00 UTC Thursday.