BoM Adelaide Marine Weather Forecast


Bureau of Meteorology (BoM) Weather Forecasts

Adelaide Metropolitan Waters Forecast
Local Waters Forecast for Adelaide Metropolitan Waters
Issued: Wednesday, 12 May 5:10AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: East to southeasterly below 10 knots becoming northeasterly around 5 knots during the morning, then northwesterly below 10 knots during the afternoon, reaching 10 to 15 knots late evening.
Seas: Below 0.5 metres.
Swell: West to southwesterly below 0.5 metres.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots increasing to 15 to 20 knots during the morning then shifting southwesterly late morning.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: West to southwesterly below 0.5 metres.
Weather: Cloudy. 80% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 15 to 20 knots, reaching 20 to 25 knots at times in the morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres in the morning.
Swell: West to southwesterly below 1 metre.
Weather: Cloudy.
Forecast for Saturday, 15 May
Winds: Southwesterly 15 to 20 knots turning southerly 10 to 15 knots late morning.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell: West to southwesterly below 1 metre.
Weather: Partly cloudy.

Far West Coast: WA-SA Border to Fowlers Bay Forecast
Local Waters Forecast for Far West Coast: WA-SA Border to Fowlers Bay
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: North to northeasterly 10 to 15 knots tending north to northwesterly in the middle of the day then becoming variable about 10 knots in the late afternoon.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres by early evening.Southeasterly around 1 metre.
Weather: Mostly sunny.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots shifting southwesterly 15 to 20 knots early morning then tending southerly 20 to 25 knots mid morning. Winds becoming south to southeasterly 15 to 20 knots in the evening.
Seas: Below 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
Weather: Cloudy.
Forecast for Friday, 14 May
Winds: Southerly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southwesterly 3 to 4 metres.
Weather: Cloudy.
Upper West Coast: Fowlers Bay to Elliston Forecast
Local Waters Forecast for Upper West Coast: Fowlers Bay to Elliston
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: Northeasterly 10 to 15 knots turning north to northwesterly during the early afternoon then becoming variable about 10 knots in the late afternoon.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening.South to southeasterly around 1 metre.
Weather: Mostly sunny.
Forecast for Thursday, 13 May
Winds: West to northwesterly 10 to 15 knots shifting southwesterly 15 to 20 knots during the morning and southerly 20 to 25 knots in the afternoon, then decreasing to 15 to 20 knots in the evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres by early evening.
Weather: Cloudy.
Forecast for Friday, 14 May
Winds: Southerly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southwesterly 3 metres, increasing to 3 to 4 metres during the morning.
Weather: Cloudy.
Lower West Coast: Elliston to Cape Carnot Forecast
Local Waters Forecast for Lower West Coast: Elliston to Cape Carnot
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: North to northeasterly 10 to 15 knots turning northwesterly in the early afternoon.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2.5 metres, decreasing to 1.5 metres later in the evening.Southeasterly around 1 metre.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots shifting west to southwesterly 15 to 20 knots during the morning and southerly 20 to 25 knots in the afternoon, then decreasing to 15 to 20 knots in the evening.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres around midday, then increasing to 2 to 3 metres by early evening.
Weather: Cloudy. 60% chance of showers in the morning.
Forecast for Friday, 14 May
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 3 to 5 metres.
Weather: Cloudy.
Central Coast Forecast
Local Waters Forecast for Central Coast
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: Northeasterly about 10 knots tending north to northeasterly 10 to 15 knots in the morning then turning northwesterly in the afternoon. Winds reaching 15 to 20 knots in the west in the evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres in the west during the late afternoon.
Swell: Southwesterly 1.5 to 2.5 metres, decreasing to 1.5 metres later in the evening.
Weather: Cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 15 to 20 knots turning southwesterly 20 to 25 knots early in the morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 1.5 to 2 metres, increasing to 2 to 4 metres during the afternoon.
Weather: Cloudy. 70% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 20 to 25 knots, decreasing to 15 to 20 knots in the afternoon.
Seas: 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Swell: Southwesterly 4 to 5 metres.
Weather: Cloudy.
South Central Coast Forecast
Local Waters Forecast for South Central Coast
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: East to northeasterly about 10 knots, becoming northeast to northwesterly in the afternoon and increasing to 10 to 15 knots south and west of Kangaroo Island. Winds becoming northwesterly 10 to 15 knots in the evening, increasing to 15 to 20 knots south and west of Kangaroo Island, reaching 20 to 25 knots in the southwest late evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres south and west of Kangaroo Island late afternoon.
Swell: Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres around midday.
Weather: Cloudy.
Forecast for Thursday, 13 May
Winds: West to northwesterly 20 to 30 knots turning southwesterly early in the morning and decreasing to 20 to 25 knots late morning then increasing to 25 to 30 knots in the late evening.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 1.5 to 2.5 metres, increasing to 2.5 to 4 metres by early evening.
Weather: Cloudy. 80% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 20 to 30 knots decreasing to 20 to 25 knots during the morning.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 3 to 4 metres, increasing to 4 to 6 metres during the morning.
Weather: Cloudy. 50% chance of showers.
Upper South East Coast: Murray Mouth to Cape Jaffa Forecast
Local Waters Forecast for Upper South East Coast: Murray Mouth to Cape Jaffa
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: East to northeasterly about 10 knots, becoming variable in the late morning. Winds becoming northwesterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots offshore in the late evening.
Seas: Around 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre in the evening.
Swell: Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres around midday.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 15 to 25 knots increasing to 20 to 30 knots early in the morning then turning southwesterly 20 to 25 knots late morning.
Seas: Around 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres around midday.
Weather: Cloudy. 80% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 20 to 30 knots decreasing to 20 to 25 knots during the morning.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 3 metres, increasing to 3 to 5 metres during the morning.
Weather: Cloudy. 60% chance of showers.
Lower South East Coast: Cape Jaffa to SA-VIC Border Forecast
Local Waters Forecast for Lower South East Coast: Cape Jaffa to SA-VIC Border
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: East to northeasterly 10 to 15 knots shifting northwesterly during the afternoon, increasing to 15 to 20 knots during the evening, reaching 20 to 25 knots offshore late evening.
Seas: Around 1 metre, rising to 1 to 1.5 metres during the evening.
Swell: Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres during the afternoon.East to southeasterly around 1 metre.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 20 to 30 knots turning southwesterly 20 to 25 knots during the morning then tending westerly 25 to 30 knots in the late evening.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Weather: Cloudy. Near 100% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 20 to 30 knots.
Seas: 2 to 3 metres.
Swell: Southwesterly 4 metres, increasing to 4 to 6 metres during the morning.
Weather: Cloudy. 80% chance of showers, with possible hail.
Spencer Gulf Forecast
Local Waters Forecast for Spencer Gulf
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: East to northeasterly 10 to 15 knots becoming variable about 10 knots in the late morning then becoming north to northwesterly 10 to 15 knots south of Cowell to Wallaroo late evening.
Seas: Below 1 metre.
Swell: South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots increasing to 15 to 20 knots during the morning then shifting southwesterly from late morning and reaching 20 to 25 knots south of Cowell to Wallaroo.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo later in the evening.
Weather: Cloudy. 60% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 15 to 20 knots, reaching 20 to 25 knots south of Cowell to Wallaroo in the morning.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres south of Port Neill to Port Victoria.
Swell: South to southwesterly 1 to 2 metres, increasing to 2 to 3 metres during the morning.
Weather: Cloudy.
Gulf St Vincent Forecast
Local Waters Forecast for Gulf St Vincent
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: Variable about 10 knots, becoming north to northwesterly in the late evening and reaching 10 to 15 knots south of Port Vincent to St Kilda.
Seas: Below 0.5 metres.
Swell: West to southwesterly below 0.5 metres.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots increasing to 15 to 20 knots during the morning then shifting southwesterly late morning, and reaching 20 to 25 knots at times.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: West to southwesterly below 0.5 metres.
Weather: Cloudy. 70% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 15 to 20 knots, reaching 20 to 25 knots at times in the morning.
Seas: 1 to 1.5 metres, reaching to 1.5 to 2 metres at times in the morning and early afternoon.
Swell: South to southwesterly below 1 metre.
Weather: Cloudy.
Investigator Strait Forecast
Local Waters Forecast for Investigator Strait
Issued: Wednesday, 12 May 10:45AM
Weather Situation
A high pressure system is centred in the southern Tasman Sea and is extending a ridge back over the Bight. This ridge will weaken before a cold front passes over the south of the State on Thursday. Another high will develop in the wake of the front, initially centred to the south of WA and extending a ridge over South Australia before moving eastwards to be centred south of the Bight on Sunday.
Forecast for Wednesday, 12 May
Winds: Variable about 10 knots becoming northwesterly 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: West to southwesterly below 1 metre.
Weather: Partly cloudy.
Forecast for Thursday, 13 May
Winds: Northwesterly 10 to 15 knots increasing to 15 to 20 knots early then shifting southwesterly from late morning and reaching 20 to 25 knots at times.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: West to southwesterly below 1 metres reaching 1 to 1.5 metres in the far west and 1.5 to 2 metres late evening.
Weather: Cloudy. 80% chance of showers.
Forecast for Friday, 14 May
Winds: Southwesterly 15 to 20 knots, reaching 20 to 25 knots at times in the morning.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres through the Backstairs Passage and the far west.
Swell: West to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning and 2 to 3 metres in the far west .
Weather: Cloudy.