BoM Adelaide Marine Weather Forecast


Bureau of Meteorology (BoM) Weather Forecasts

Adelaide Metropolitan Waters Forecast
Local Waters Forecast for Adelaide Metropolitan Waters
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1.5 metres south of Brighton.
Swell: West to southwesterly below 1 metre.
Weather: Clear.
Forecast for Tuesday, 17 July
Winds: North to northwesterly 20 to 25 knots, becoming northwesterly 20 to 30 knots early morning, before shifting westerly in the middle of the day. Winds easing to 20 to 25 knots late afternoon, to 15 to 20 knots early evening and then tending northwest 10 to 15 knots late evening.
Seas: 1.5 to 2 metres, increasing to 2 to 3 metres during the morning, then decreasing to 1 to 1.5 metres later in the evening.
Swell: West to southwesterly around 1 metre.
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm south of Brighton in the late morning.
Forecast for Wednesday, 18 July
Winds: North to northwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre later in the evening.
Swell: West to southwesterly around 1 metre.
Weather: Mostly sunny.
Forecast for Thursday, 19 July
Winds: Northwesterly 15 to 20 knots turning west to southwesterly 20 to 30 knots during the morning.
Seas: 1 to 1.5 metres, increasing to 2 to 2.5 metres during the afternoon or evening.
Swell: West to southwesterly around 1 metre.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon. Possible small hail in the afternoon and evening.
Forecast for Friday, 20 July
Winds: West to southwesterly 15 to 20 knots turning north to northwesterly 10 to 15 knots during the evening.
Seas: 1 to 2 metres, decreasing below 1 metre during the afternoon.
Swell: West to southwesterly around 1 metre.
Weather: Partly cloudy. 60% chance of showers.

Far West Coast: WA-SA Border to Fowlers Bay Forecast
Local Waters Forecast for Far West Coast: WA-SA Border to Fowlers Bay
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 20 to 25 knots, reaching 20 to 30 knots offshore.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore.
Swell: Southwesterly 2.5 to 3 metres.
Weather: Mostly clear.
Forecast for Tuesday, 17 July
Winds: West to northwesterly 20 to 30 knots, reaching 25 to 33 knots offshore during the morning, tending west to southwesterly during the morning then easing to 20 to 25 knots by midday. Winds easing further to 15 to 20 knots during the afternoon then turning north to northwesterly 10 to 15 knots in the evening.
Seas: 2 to 3 metres, decreasing to 1 metre by early evening.
Swell: Southwesterly 2.5 to 4 metres, increasing to 4 to 6 metres during the morning.
Weather: Partly cloudy.
Forecast for Wednesday, 18 July
Winds: Northwesterly 15 to 20 knots turning westerly in the early afternoon.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 5 to 6 metres.
Weather: Sunny.
Forecast for Thursday, 19 July
Winds: Westerly 15 to 25 knots turning southwesterly 20 to 30 knots during the morning then decreasing to 10 to 15 knots during the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 4 to 6 metres.
Weather: Partly cloudy. 80% chance of showers.
Upper West Coast: Fowlers Bay to Elliston Forecast
Local Waters Forecast for Upper West Coast: Fowlers Bay to Elliston
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 20 to 25 knots, reaching 25 to 30 knots offshore.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 2.5 metres.
Weather: Clear.
Forecast for Tuesday, 17 July
Winds: Northwesterly 20 to 30 knots reaching 25 to 35 knots offshore, turning west to southwesterly in the morning then becoming westerly 15 to 20 knots late afternoon and easing to northwest 10 to 15 knots during the evening.
Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres by early evening.
Swell: Southwesterly 2 to 3 metres, increasing to 4 to 6 metres during the morning.
Weather: Partly cloudy. 50% chance of showers in the early morning.
Forecast for Wednesday, 18 July
Winds: Northwesterly 15 to 25 knots turning westerly 15 to 20 knots in the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 5 to 6 metres.
Weather: Sunny.
Forecast for Thursday, 19 July
Winds: Westerly 15 to 25 knots turning southwesterly 20 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: Southwesterly 5 to 6 metres.
Weather: Cloudy. 90% chance of showers.
Lower West Coast: Elliston to Cape Carnot Forecast
Local Waters Forecast for Lower West Coast: Elliston to Cape Carnot
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 20 to 30 knots, reaching 25 to 33 knots offshore in the late evening.
Seas: 2.5 to 3 metres, increasing to 2.5 to 4 metres offshore.
Swell: Southwesterly 2.5 to 3 metres.
Weather: Mostly clear.
Forecast for Tuesday, 17 July
Winds: Northwesterly 30 to 40 knots shifting westerly early morning, then decreasing to west to southwesterly 20 to 30 knots in the early afternoon. Winds easing further to 20 to 25 knots during the afternoon then turning west to northwesterly during the evening.
Seas: 2.5 to 4 metres, decreasing below 2.5 metres by early evening.
Swell: Southwesterly 3 to 4 metres, tending westerly 4 to 5 metres during the morning, then tending southwesterly 5 to 6 metres around midday.
Weather: Partly cloudy. 80% chance of showers.
Forecast for Wednesday, 18 July
Winds: Westerly 20 to 25 knots turning northwesterly 20 to 30 knots early in the morning.
Seas: 1.5 to 2 metres, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 5 to 6 metres.
Weather: Partly cloudy.
Forecast for Thursday, 19 July
Winds: West to northwesterly 25 to 30 knots tending west to southwesterly 20 to 30 knots during the morning.
Seas: 2 to 3 metres.
Swell: Southwesterly 5 to 6 metres.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon. Possible small hail in the afternoon and evening.
Central Coast Forecast
Local Waters Forecast for Central Coast
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 25 to 30 knots, reaching 30 to 35 knots in the west in the late evening.
Seas: 2.5 to 3 metres, increasing to 3 to 4 metres in the west.
Swell: Southwesterly 3 metres.
Weather: Mostly clear.
Forecast for Tuesday, 17 July
Winds: Northwesterly 30 to 40 knots, shifting westerly in the morning, then becoming west to southwest 25 to 33 knots in the afternoon easing to 20 to 25 knots in the evening and turning west to northwesterly.
Seas: 3 to 5 metres, decreasing to 2 to 3 metres by early evening.
Swell: Southwesterly 3 to 4 metres, tending westerly 4 to 6 metres during the morning, then tending southwesterly 6 to 7 metres by early evening.
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning. Possible small hail in the late morning and afternoon.
Forecast for Wednesday, 18 July
Winds: Westerly 20 to 25 knots turning northwesterly 25 to 30 knots early in the morning.
Seas: 2 to 3 metres.
Swell: Southwesterly 6 to 7 metres.
Weather: Partly cloudy.
Forecast for Thursday, 19 July
Winds: Westerly 20 to 30 knots tending southwesterly 25 to 30 knots during the afternoon.
Seas: 2 to 3 metres.
Swell: Southwesterly 5 to 7 metres.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon. Possible small hail in the afternoon and evening.
South Central Coast Forecast
Local Waters Forecast for South Central Coast
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 25 to 35 knots.
Seas: 2.5 to 4 metres.
Swell: Southwesterly 3 metres.
Weather: Partly cloudy.
Forecast for Tuesday, 17 July
Winds: Northwesterly 30 to 40 knots, shifting westerly in the morning, then becoming west to southwest 25 to 33 knots in the afternoon and west to northwest 20 to 30 knots in the evening.
Seas: 3 to 5 metres, decreasing to 2.5 to 3 metres by early evening.
Swell: Southwesterly 2.5 to 4 metres, tending westerly 4 to 6 metres during the morning, then tending southwesterly 5 to 7 metres later in the evening.
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the late morning and afternoon. Possible small hail in the late morning and afternoon.
Forecast for Wednesday, 18 July
Winds: Westerly 20 to 25 knots turning northwesterly 20 to 30 knots before dawn.
Seas: 2 to 3 metres, increasing to 3 to 4 metres west of Kangaroo Island during the morning.
Swell: Southwesterly 5 to 7 metres.
Weather: Partly cloudy.
Forecast for Thursday, 19 July
Winds: West to northwesterly 25 to 30 knots tending west to southwesterly during the morning.
Seas: 2 to 3 metres.
Swell: Southwesterly 5 to 7 metres.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible small hail in the afternoon and evening.
Upper South East Coast: Murray Mouth to Cape Jaffa Forecast
Local Waters Forecast for Upper South East Coast: Murray Mouth to Cape Jaffa
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 20 to 25 knots, reaching 20 to 30 knots south of Salt Creek.
Seas: 2 to 2.5 metres.
Swell: Southwesterly 2.5 to 3 metres.
Weather: Mostly clear.
Forecast for Tuesday, 17 July
Winds: North to northwesterly 25 to 33 knots, reaching 30 to 40 knots south of Salt Creek during the morning, before shifting westerly 25 to 35 knots late morning, decreasing to 25 to 30 knots late afternoon and 20 to 25 knots in the late evening.
Seas: 2 to 3 metres, increasing to 2.5 to 4 metres offshore during the morning.
Swell: Southwesterly 2.5 to 3 metres, tending westerly 3 to 4 metres during the morning, then west to southwesterly 4 to 5 metres by early evening.
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the late morning and afternoon. Possible small hail in the afternoon and evening.
Forecast for Wednesday, 18 July
Winds: Westerly 20 to 25 knots tending northwesterly before dawn then increasing to 20 to 30 knots in the morning.
Seas: 2 to 3 metres.
Swell: Southwesterly 5 to 6 metres.
Weather: Partly cloudy.
Forecast for Thursday, 19 July
Winds: Northwesterly 25 to 30 knots turning west to southwesterly during the day.
Seas: 2 to 3 metres.
Swell: Southwesterly 5 to 7 metres.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail in the afternoon and evening.
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: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 25 to 30 knots, increasing to 25 to 33 knots offshore.
Seas: 3 metres.
Swell: Southwesterly 2.5 to 3 metres.
Weather: Partly cloudy.
Forecast for Tuesday, 17 July
Winds: Northwesterly 30 to 40 knots, shifting westerly 25 to 35 knots during the morning then easing to 25 to 33 knots by late afternoon. Winds easing to 20 to 30 knots in the evening and to 20 to 25 knots north of Beachport late evening.
Seas: 3 to 5 metres.
Swell: Southwesterly 3 metres, tending westerly 4 to 6 metres during the morning.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail in the afternoon and evening.
Forecast for Wednesday, 18 July
Winds: Westerly 20 to 30 knots tending northwesterly 25 to 35 knots before dawn.
Seas: 2 to 3 metres, increasing to 3 to 5 metres during the morning.
Swell: Southwesterly 5 to 7 metres.
Weather: Partly cloudy. 60% chance of showers.
Forecast for Thursday, 19 July
Winds: West to northwesterly 25 to 30 knots tending west to southwesterly during the day.
Seas: 2 to 3 metres.
Swell: Southwesterly 6 to 7 metres.
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail in the afternoon and evening.
Spencer Gulf Forecast
Local Waters Forecast for Spencer Gulf
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 15 to 20 knots, reaching 20 to 25 knots south of Port Neill to Port Victoria.
Seas: Around 1 metre, increasing to 1.5 to 2 metres south of Port Neill to Port Victoria.
Swell: South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather: Clear.
Forecast for Tuesday, 17 July
Winds: Northwesterly 20 to 25 knots, reaching 20 to 30 knots south of Cowell to Wallaroo and 25 to 33 knots south of Port Neill to Port Victoria, shifting westerly during the morning and easing to 20 to 25 knots by late afternoon Winds becoming 15 to 20 knots early evening, then tending northwesterly 10 to 15 knots in the late evening.
Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres later in the evening.
Swell: South to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
Weather: 50% chance of showers in the morning. Mostly sunny afternoon.
Forecast for Wednesday, 18 July
Winds: Northwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: South to southwesterly 2 to 3 metres.
Weather: Sunny.
Forecast for Thursday, 19 July
Winds: Northwesterly 15 to 20 knots turning west to southwesterly 20 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon or evening.
Swell: South to southwesterly 1 to 2 metres, increasing to 2 to 4 metres south of Cowell to Wallaroo.
Weather: Cloudy. 95% chance of showers, with possible small hail in the afternoon and evening. The chance of a thunderstorm in the afternoon.
Gulf St Vincent Forecast
Local Waters Forecast for Gulf St Vincent
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: North to northwesterly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres in the eastern waters.
Swell: South to southwesterly below 1 metre.
Weather: Clear.
Forecast for Tuesday, 17 July
Winds: North to northwesterly 20 to 25 knots, becoming northwest 20 to 30 knots early morning, before shifting westerly in the middle of the day, then easing to 20 to 25 knots late afternoon, 15 to 20 knots early evening and tending northwest 10 to 15 knots late evening.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the morning, then decreasing to 1 to 1.5 metres later in the evening.
Swell: South to southwesterly around 1 metre.
Weather: 80% chance of showers in the morning. The chance of a thunderstorm south of Port Vincent to Brighton in the late morning. Mostly sunny afternoon.
Forecast for Wednesday, 18 July
Winds: Northwesterly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: South to southwesterly around 1 metre.
Weather: Mostly sunny.
Forecast for Thursday, 19 July
Winds: Northwesterly 15 to 20 knots turning west to southwesterly 20 to 30 knots during the morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon or evening.
Swell: South to southwesterly around 1 metre.
Weather: Cloudy. 95% chance of showers, with possible small hail small in the evening. The chance of a thunderstorm in the afternoon.
Investigator Strait Forecast
Local Waters Forecast for Investigator Strait
Issued: Monday, 16 July 10:03PM
Weather Situation
A vigorous cold front will move across the south of the State on Tuesday. Another front will move across the State on Thursday, followed by a high pressure system moving over the north of the State on Friday.
Forecast for Monday, 16 July
Winds: Northwesterly 20 to 30 knots.
Seas: 2 to 3 metres.
Swell: West to southwesterly 1 to 1.5 metres.
Weather: Clear.
Forecast for Tuesday, 17 July
Winds: Northwesterly 20 to 30 knots, increasing to 30 to 40 knots early morning and shifting westerly late morning. Winds decreasing to 20 to 30 knots mid afternoon and to 20 to 25 knots in the evening.
Seas: 2 to 3 metres, increasing to 2.5 to 4 metres during the morning, then decreasing below 2.5 metres later in the evening.
Swell: West to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres during the morning, then tending westerly 2 to 4 metres around midday.
Weather: Partly cloudy. 90% chance of showers, with possible small hail in the afternoon. The chance of a thunderstorm in the late morning.
Forecast for Wednesday, 18 July
Winds: Northwesterly 15 to 25 knots increasing to 20 to 30 knots in the middle of the day.
Seas: 1.5 to 2.5 metres.
Swell: West to southwesterly 2 to 4 metres, decreasing to 2 to 3 metres around midday.
Weather: Partly cloudy.
Forecast for Thursday, 19 July
Winds: Northwesterly 20 to 30 knots turning southwesterly during the afternoon.
Seas: 2 to 3 metres.
Swell: West to southwesterly 2 to 3 metres.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon. Possible small hail in the afternoon and evening.