Coastal Waters Forecast 

IDT12332

Australian Government Bureau of Meteorology
Tasmania

Coastal Waters Forecast for Tasmania
Southern Zones: Tasman Island to Low Rocky Point

Issued at 4:05 pm EST on Tuesday 17 September 2024
for the period until midnight EST Friday 20 September 2024.

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.

Warning Information

Weather Situation

A westerly airstream continues over Tasmania as a high pressure system moves over NSW and into the Tasman Sea. A cold front crosses over Tasmania during Wednesday, and is quickly followed by another during Thursday. A weakening cold front, embedded in westerly winds, moves over the state on Friday.

South East Coast: Tasman Island to South East Cape

Forecast for Tuesday 17 September until midnight

Gale Warning for Tuesday for South East Coast

Winds: Westerly 25 to 40 knots. Seas: 2.5 to 4 metres. Swell: West to southwesterly 2.5 to 4 metres inshore, increasing to 5 to 6 metres offshore. Weather: Cloudy. 50% chance of showers.

Forecast for Wednesday 18 September

Gale Warning for Wednesday for South East Coast

Winds: Northwesterly 30 to 40 knots, turning westerly 25 to 30 knots later in the morning. Seas: 2.5 to 4 metres. Swell: Westerly 2 to 4 metres inshore, increasing to 5 to 6 metres offshore. Weather: Cloudy. 95% chance of showers, with possible small hail in the afternoon and evening.

Forecast for Thursday 19 September

Winds: West to northwesterly 25 to 35 knots increasing to 25 to 40 knots in the middle of the day. Seas: 2 to 3 metres, increasing to 3 to 4 metres around midday. Swell: Westerly 4 to 7 metres. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible small hail.

Forecast for Friday 20 September

Winds: Westerly 25 to 35 knots tending northwesterly during the day. Seas: 2.5 to 4 metres. Swell: West to southwesterly 6 to 7 metres. Weather: Cloudy. 90% chance of showers, with possible small hail.

South West Coast: South East Cape to Low Rocky Point

Forecast for Tuesday 17 September until midnight

Gale Warning for Tuesday for South West Coast

Winds: Westerly 30 to 40 knots turning northwesterly in the evening. Seas: 4 metres. Swell: Westerly 5 to 6 metres. Weather: Cloudy. 90% chance of showers.

Forecast for Wednesday 18 September

Gale Warning for Wednesday for South West Coast

Winds: Northwesterly 30 to 40 knots turning westerly 25 to 30 knots later in the morning. Seas: 3 to 4 metres, decreasing to 2.5 to 3 metres around midday. Swell: Westerly 5 to 6 metres. Weather: Cloudy. 95% chance of showers, with possible small hail from the late morning.

Forecast for Thursday 19 September

Winds: West to northwesterly 30 to 45 knots. Seas: 2.5 to 3 metres, increasing to 4 metres during the morning. Swell: Westerly 5 metres, increasing to 5 to 7 metres during the morning. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible small hail.

Forecast for Friday 20 September

Winds: West to northwesterly 30 to 40 knots. Seas: 3 to 4 metres. Swell: Westerly 7 to 8 metres. Weather: Cloudy. Near 100% chance of showers, with possible small hail.

The next routine forecast will be issued at 5:00 am EST Wednesday.

* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine

Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones.