Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDT15123

Australian Government Bureau of Meteorology
Tasmania

Coastal Waters Forecast
Bass Strait and Approaches

Issued at 10:00 pm EST on Monday 3 August 2020
for the period until midnight EST Thursday 6 August 2020.

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

For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation

A cold front will cross Tasmania later today as a low pressure system approaches from the southwest. The low will direct a very cold southerly flow over the state on Tuesday as moves over the state and to the east. Cold southerly winds will tend southwesterly on Wednesday as the area of low pressure intensifies and moves slowly eastwards over the Tasman Sea. Southwesterly winds moderate on Thursday as a large area of high pressure over the Southern Ocean extends towards Tasmania.

Central Coast: Cape Otway to Wilsons Promontory

Forecast for Monday 3 August until midnight

Strong Wind Warning for Monday for Central Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots offshore in the evening. Seas: 2 to 2.5 metres. Swell: Southwesterly 2 to 3 metres, increasing to 3 to 5 metres in the far west. Weather: Cloudy. 80% chance of showers, with possible hail later this evening.

Forecast for Tuesday 4 August

Gale Warning for Tuesday for Central Coast

Winds: Westerly 20 to 30 knots turning southwesterly 25 to 30 knots during the morning. Winds reaching up to 35 knots in the evening. Squalls to 45 knots with showers and storms. Seas: 2 to 3 metres. 1st Swell: Southwesterly 2 to 3 metres, increasing to 3 to 5 metres in the west. 2nd Swell: Easterly around 1 metre inshore, increasing to 1 to 2 metres offshore around midday. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Wednesday 5 August

Winds: Southwesterly 20 to 30 knots decreasing to 15 to 25 knots in the middle of the day. Seas: 2 to 3 metres. 1st Swell: Southwesterly 2 to 4 metres, decreasing to 2 to 3 metres during the morning, then decreasing to 1 to 2 metres by early evening. 2nd Swell: Easterly 1 to 1.5 metres, decreasing to around 1 metre during the morning, then increasing to 1 to 1.5 metres around midday. Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the early morning. Possible hail in the east in the early morning.

Forecast for Thursday 6 August

Winds: South to southwesterly 15 to 20 knots tending south to southeasterly 10 to 15 knots during the day. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres in the west. Weather: Partly cloudy.

Central Gippsland Coast: Wilsons Promontory to Lakes Entrance

Forecast for Monday 3 August until midnight

Winds: Westerly 15 to 20 knots, reaching up to 25 knots offshore in the late evening. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Cloudy. 60% chance of showers, with possible hail later this evening.

Forecast for Tuesday 4 August

Gale Warning for Tuesday for Central Gippsland Coast

Winds: Westerly 20 to 30 knots, reaching up to 35 knots in the east in the early afternoon. Winds turning southwesterly in the evening. Squalls to 45 knots with showers and storms. Seas: 2 to 3 metres. 1st Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore. 2nd Swell: Easterly around 1 metre. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Wednesday 5 August

Winds: Southwesterly 20 to 30 knots. Seas: 2 to 3 metres. 1st Swell: Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the morning. 2nd Swell: Easterly below 1 metre, increasing to 1 to 1.5 metres in the east during the afternoon. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the morning. Possible hail in the morning.

Forecast for Thursday 6 August

Winds: Southwesterly 15 to 25 knots becoming variable about 10 knots during the afternoon. Seas: 1.5 to 2.5 metres, decreasing to 1 metre during the morning. 1st Swell: Southeasterly below 1 metre, increasing to 1 to 1.5 metres in the east. 2nd Swell: Southwesterly around 1 metre. Weather: Partly cloudy.

East Gippsland Coast: Lakes Entrance to 60nm east of Gabo Island

Forecast for Monday 3 August until midnight

Winds: Variable about 10 knots, reaching up to 20 knots offshore in the evening. Seas: Around 1 metre, increasing to 1 to 2 metres in the west. 1st Swell: Southwesterly around 1 metre. 2nd Swell: Easterly around 1 metre, increasing to 1 to 1.5 metres in the far east. Weather: Partly cloudy. 50% chance of showers, with possible hail in the far west later tonight.

Forecast for Tuesday 4 August

Gale Warning for Tuesday for East Gippsland Coast

Winds: Westerly 20 to 30 knots, reaching up to 35 knots during the afternoon and evening. Squalls to 45 knots with showers and storms. Seas: 1 to 2 metres, increasing to 2 to 3 metres during the morning. 1st Swell: Southwesterly 1 to 1.5 metres, tending westerly 1.5 to 2.5 metres around midday. 2nd Swell: Easterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Cloudy. 95% chance of showers or snow. The chance of a thunderstorm from the late morning. Possible hail.

Forecast for Wednesday 5 August

Winds: Westerly 20 to 30 knots tending southwesterly 25 to 40 knots in the morning then decreasing to 25 to 30 knots in the late evening. Seas: 2.5 to 4 metres. 1st Swell: West to southwesterly 1 to 2 metres, increasing to 2 to 4 metres during the morning, then tending south to southwesterly 2.5 to 4 metres during the afternoon. 2nd Swell: Easterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon. Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Thursday 6 August

Winds: Southwesterly 25 to 35 knots turning southerly 15 to 20 knots during the afternoon. Seas: 2 to 4 metres, decreasing to 1.5 to 2.5 metres during the morning. 1st Swell: Southerly 2 to 3 metres, increasing to 2.5 to 4 metres in the far east. 2nd Swell: Easterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the evening. Weather: Partly cloudy.

Far North West Coast: Sandy Cape to Stanley

Forecast for Monday 3 August until midnight

Winds: Southwesterly 15 to 20 knots, reaching up to 25 knots south of King Island. Seas: 2 metres. Swell: Southwesterly 2 to 3 metres, increasing to 5 metres south of King Island. Weather: Cloudy. 70% chance of showers. The chance of a thunderstorm south of King Island. Possible hail.

Forecast for Tuesday 4 August

Strong Wind Warning for Tuesday for Far North West Coast

Winds: West to southwesterly 20 to 30 knots turning south to southwesterly 25 to 30 knots during the morning. Seas: 2 to 3 metres. Swell: Southwesterly 2 to 3 metres, increasing to 4 to 6 metres south of King Island. Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Wednesday 5 August

Winds: South to southwesterly 20 to 30 knots. Seas: 2 to 3 metres. Swell: Southwesterly 2 to 4 metres, decreasing to 2 to 3 metres during the morning. Weather: Partly cloudy. 90% chance of showers south of King Island, 50% chance elsewhere.

Forecast for Thursday 6 August

Winds: Southerly 15 to 20 knots. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres south of King Island. Weather: Partly cloudy.

Central North Coast: Stanley to Northern Tip of Flinders Island

Forecast for Monday 3 August until midnight

Strong Wind Warning for Monday for Central North Coast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots offshore. Seas: 2 to 2.5 metres. Swell: Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Cloudy. 60% chance of showers, with possible hail.

Forecast for Tuesday 4 August

Winds: Westerly 15 to 20 knots, reaching up to 25 knots offshore early, turning south to southwesterly during the morning. Seas: 1 to 2 metres. Swell: Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Wednesday 5 August

Winds: West to southwesterly 20 to 25 knots becoming southwesterly 20 to 30 knots before dawn then decreasing to 15 to 25 knots in the early afternoon. Seas: 2 to 3 metres, decreasing below 2 metres later in the evening. Swell: Westerly around 1 metre offshore. Weather: Partly cloudy.

Forecast for Thursday 6 August

Winds: Southwesterly 15 to 20 knots becoming variable about 10 knots during the day. Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon. Swell: West to northwesterly below 1 metre. Weather: Sunny.

Banks Strait and Franklin Sound

Forecast for Monday 3 August until midnight

Winds: West to northwesterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1.5 to 2 metres about Banks Strait. Swell: Easterly below 1 metre. Weather: Partly cloudy.

Forecast for Tuesday 4 August

Winds: Westerly 15 to 20 knots, reaching up to 25 knots near Eddystone Point early in the morning. Winds becoming variable about 10 knots in the morning then becoming west to southwesterly 15 to 20 knots in the evening. Seas: 1 to 2 metres, decreasing below 1 metre during the morning. Swell: Easterly below 1 metre. Weather: Cloudy. 80% chance of showers. The chance of a thunderstorm. Possible hail.

Forecast for Wednesday 5 August

Winds: West to southwesterly 15 to 25 knots becoming southwesterly 20 to 30 knots early in the morning then decreasing to 15 to 25 knots in the middle of the day. Seas: 2 to 3 metres, decreasing below 2 metres by early evening. Swell: Southeasterly below 1 metre, increasing to 1.5 to 2.5 metres during the morning. Weather: Cloudy. 80% chance of showers in the morning.

Forecast for Thursday 6 August

Winds: Southwesterly 15 to 20 knots decreasing to about 10 knots during the afternoon. Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon. Swell: Southeasterly around 1 metre, increasing to 1 to 2 metres about Banks Strait. Weather: Mostly sunny.

The next routine forecast will be issued at 5:30 am EST Tuesday.

* 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.