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BoM Port Arthur Marine Weather Forecast

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Forecast for Friday, 7 August
Weather: Partly cloudy. 90% chance of rain.
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres around midday.
Swell: Southwesterly 3 metres.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm at night.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 15 to 20 knots shifting southwesterly 25 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 2.5 to 3 metres, increasing to 3 to 5 metres during the afternoon or evening.

Forecast for Friday, 7 August
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm inshore.
Winds: North to northeasterly 10 to 15 knots becoming variable about 10 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the evening.
Winds: Variable about 10 knots becoming north to northwesterly 10 to 15 knots in the early morning then tending west to northwesterly 15 to 25 knots in the evening. Winds reaching up to 30 knots in the late evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres later in the evening.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning. Possible small hail in the morning.
Winds: Westerly 25 to 35 knots turning southwesterly 25 to 30 knots during the morning.
Seas: 2 to 3 metres.
Swell: Southwesterly 2 to 3 metres, increasing to 3 to 4 metres during the afternoon or evening.

Forecast for Friday, 7 August
Weather: Becoming cloudy. 80% chance of showers.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots south of Port Vincent to Brighton in the late evening.
Seas: Below 1 metre.
Swell: South to southwesterly below 1 metre.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 95% chance of showers.
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Port Vincent to Brighton during the morning.
Swell: South to southwesterly below 1 metre.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the morning.
Winds: Northerly 15 to 20 knots turning westerly 20 to 30 knots during the day.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
Swell: South to southwesterly below 1 metre.

Forecast for Friday, 7 August
Weather: Becoming cloudy. 90% chance of rain.
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre.
Swell: West to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 95% chance of showers.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: West to southwesterly 1 to 1.5 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 15 to 20 knots turning westerly 20 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: West to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the evening.

Forecast for Friday, 7 August
Weather: Partly cloudy.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots north of Beachport in the late evening.
Seas: Around 1 metre.
Swell: Southwesterly 3 metres.
Forecast for Saturday, 8 August
Weather: Cloudy. 95% chance of showers.
Winds: Northerly 15 to 25 knots, reaching up to 30 knots north of Port MacDonnell in the late morning and early afternoon.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: Northerly 15 to 25 knots shifting southwesterly 20 to 30 knots during the evening.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2.5 to 3 metres.

Forecast for Friday, 7 August
Weather: Cloudy. 95% chance of rain.
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore in the early afternoon.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Saturday, 8 August
Weather: Mostly sunny. 80% chance of showers. The chance of a thunderstorm at night.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northwesterly 20 to 30 knots turning southwesterly 25 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 2.5 to 3 metres, increasing to 3 to 5 metres during the afternoon or evening.

Forecast for Friday, 7 August
Weather: Partly cloudy. 80% chance of showers.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 3 metres.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the evening.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 15 to 25 knots shifting west to southwesterly 25 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the evening.

Forecast for Friday, 7 August
Weather: Partly cloudy. 90% chance of rain.
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres near the Yorke Peninsula coast around midday.
Swell: South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Forecast for Saturday, 8 August
Weather: Partly cloudy. 90% chance of showers.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 15 to 20 knots turning westerly 20 to 30 knots during the morning.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.

Forecast for Friday, 7 August
Weather: Partly cloudy.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore in the late evening.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Saturday, 8 August
Weather: Cloudy. 95% chance of showers.
Winds: Northerly 15 to 20 knots, reaching up to 30 knots offshore in the late morning.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the morning and afternoon.
Winds: Northerly 15 to 25 knots tending northwesterly 20 to 25 knots during the day then tending northwest to southwesterly 20 to 30 knots during the afternoon.
Seas: 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres.

Forecast for Friday, 7 August
Weather: Cloudy. 95% chance of rain.
Winds: North to northeasterly 10 to 15 knots, reaching up to 20 knots south of Streaky Bay in the late morning.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Saturday, 8 August
Weather: Mostly sunny. 90% chance of showers. The chance of a thunderstorm at night.
Winds: Northerly 15 to 20 knots turning northwesterly during the day.
Seas: Around 1 metre.
Swell: Southwesterly 2.5 metres.
Forecast for Sunday, 9 August
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Winds: West to northwesterly 20 to 30 knots tending west to southwesterly during the morning.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 2 to 2.5 metres, increasing to 3 to 5 metres during the afternoon.
Kadina
▲ N
13 kn N
· 17 °C
Warnings
No warnings within 100 km.
State Wide
Marine
View all SA warnings
Temperature
Port Arthur
17 °C 4 °C 4am 19 °C 12pm
↑ Warming
Now: 17 °C
Tides
Port Arthur
9:07am 3.51m 3:38pm 1.88m
↓ Falling
Current: 2.96m
Weather Now for Port Arthur
Shower or two developing.
17 °C
Feels like 12 °C
Wind
13 kn N
Humidity
65%
Pressure
1021 hPa
At Kadina
Nearby Wind
50 km radius
N S W E 13 kn Kadina 11 kn Snowtown
Port Arthur
13 kn N
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 17°
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Sun
7:05am rise 5:42pm set
10 h 36 m of daylight
Now: 11:42am
100 seconds more than yesterday
Moon
1:43amrise 11:48amset
37% illuminated
Last Quarter
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