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BoM Tarnma Marine Weather Forecast

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Forecast for Tuesday, 26 May
Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm early this evening.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots in the west in the late afternoon.
Seas: 1 to 2 metres, decreasing to 1 metre later in the evening.
Swell: Southerly 1.5 to 2.5 metres, tending southeasterly 1 to 2 metres later in the evening. Southwesterly 1.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 50% chance of showers.
Winds: Southeasterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Southeasterly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Southwesterly 1.5 metres.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable about 10 knots becoming north to northwesterly 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 metres. Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Friday, 29 May
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northwesterly 15 to 20 knots turning westerly during the day.
Seas: Around 1 metre, increasing 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 during the evening.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 80% chance of showers.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots offshore in the late afternoon.
Seas: 1.5 to 2 metres.
Swell: Southerly 2 metres. Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 50% chance of showers.
Winds: South to southeasterly 15 to 20 knots tending east to southeasterly below 10 knots during the morning.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southerly 2 to 2.5 metres, tending southeasterly 1.5 to 2 metres during the morning. Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable below 10 knots becoming northerly 10 to 15 knots in the early morning.
Seas: Below 1 metre.
Swell: Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Southwesterly around 1 metre.
Forecast for Friday, 29 May
Weather: Mostly sunny.
Winds: North to northwesterly 10 to 15 knots shifting southwesterly 15 to 20 knots during the morning.
Seas: Around 1 metre.
Swell: Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the afternoon or evening.

Forecast for Tuesday, 26 May
Weather: Partly cloudy.
Winds: East to southeasterly about 10 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 0.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 60% chance of showers.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 0.5 metres.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable below 10 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 0.5 metres.
Forecast for Friday, 29 May
Weather: Partly cloudy. 60% chance of showers.
Winds: North to northwesterly 10 to 15 knots tending west to northwesterly during the day.
Seas: Below 1 metre.
Swell: South to southwesterly below 0.5 metres.

Forecast for Tuesday, 26 May
Weather: Mostly clear.
Winds: Southeasterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: West to southwesterly below 1 metre.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 70% chance of showers.
Winds: Southeasterly 10 to 15 knots decreasing to about 10 knots in the late afternoon.
Seas: Below 1 metre.
Swell: West to southwesterly below 1 metre.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 1 metre.
Forecast for Friday, 29 May
Weather: Partly cloudy. 80% chance of showers.
Winds: Northwesterly 15 to 20 knots turning westerly during the afternoon.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: West to southwesterly around 1 metre.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Winds: Easterly 10 to 15 knots, reaching up to 25 knots south of Beachport in the evening.
Seas: Below 1 metre, increasing to 1 to 2 metres south of Beachport.
Swell: Southwesterly 1.5 metres, increasing to 1.5 to 2 metres north of Port MacDonnell. Southeasterly 1 to 1.5 metres, increasing to 1.5 to 2 metres south of Port MacDonnell.
Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: East to southeasterly 15 to 20 knots, reaching up to 25 knots south of Port MacDonnell early in the morning. Winds tending south to southeasterly 10 to 15 knots during the day.
Seas: 1 to 2 metres, decreasing to 1 metre by early evening.
Swell: Southwesterly 1.5 metres, increasing to 1.5 to 2 metres north of Port MacDonnell. Southeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Forecast for Thursday, 28 May
Weather: Cloudy.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 metres. South to southeasterly around 1 metre, increasing to 1 to 1.5 metres south of Port MacDonnell.
Forecast for Friday, 29 May
Weather: Cloudy. 90% chance of showers.
Winds: Variable about 10 knots becoming north to northwesterly 15 to 20 knots during the morning then tending west to northwesterly during the afternoon.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm early this evening.
Winds: Southeasterly 15 to 20 knots, reaching up to 25 knots offshore during the afternoon and evening.
Seas: 1 to 2 metres.
Swell: Southerly 1.5 to 2 metres. Southwesterly 1.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots offshore early in the morning.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: South to southeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Southwesterly 1.5 metres.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Easterly below 10 knots becoming north to northeasterly in the early morning then tending northwesterly 10 to 15 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Southwesterly 1 to 1.5 metres. Southeasterly around 1 metre.
Forecast for Friday, 29 May
Weather: Partly cloudy. 80% chance of showers.
Winds: Northwesterly 15 to 20 knots turning westerly during the morning.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Tuesday, 26 May
Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots west of Kangaroo Island in the late afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Kangaroo Island.
Swell: South to southeasterly 1.5 to 2.5 metres. Southwesterly 1.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 80% chance of showers.
Winds: Southeasterly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres around midday, then decreasing to 1 metre by early evening.
Swell: Southeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres around midday. Southwesterly 1.5 metres.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots becoming variable below 10 knots in the early morning then becoming northerly 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: Southwesterly 1 to 1.5 metres. Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Friday, 29 May
Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 15 to 20 knots turning westerly during the day.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm south of Cowell to Wallaroo early this evening.
Winds: Easterly 10 to 15 knots turning southeasterly in the evening.
Seas: Below 0.5 metres, increasing to around 1 metre south of Cowell to Wallaroo.
Swell: South to southwesterly below 1 metre.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 50% chance of showers.
Winds: East to southeasterly 10 to 15 knots tending south to southeasterly early in the morning.
Seas: Below 1 metre.
Swell: South to southwesterly below 1 metre.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: South to southwesterly below 1 metre.
Forecast for Friday, 29 May
Weather: Partly cloudy.
Winds: Northwesterly 10 to 15 knots tending westerly 15 to 20 knots during the afternoon.
Seas: Around 1 metre.
Swell: South to southwesterly below 1 metre.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. The chance of a thunderstorm south of Salt Creek in the late afternoon and evening.
Winds: Southeasterly about 10 knots increasing to 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 metres. Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 60% chance of showers.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots offshore during the morning.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 metres. South to southeasterly 1 to 1.5 metres, decreasing below 1 metre during the afternoon.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots becoming variable below 10 knots in the early morning.
Seas: Below 1 metre.
Swell: Southwesterly 1 to 1.5 metres.
Forecast for Friday, 29 May
Weather: Cloudy. 80% chance of showers.
Winds: North to northwesterly about 10 knots increasing to 15 to 20 knots during the morning then tending west to northwesterly during the afternoon.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm inshore early this evening.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots south of Streaky Bay in the evening. Winds turning southeasterly in the evening.
Seas: 1.5 metres, increasing to 1.5 to 2 metres south of Streaky Bay.
Swell: Southerly 1.5 to 2 metres. Southwesterly 1.5 metres.
Forecast for Wednesday, 27 May
Weather: Sunny.
Winds: Southeasterly 15 to 20 knots decreasing to about 10 knots in the morning.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southerly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon. Southwesterly 1 to 1.5 metres.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: South to southeasterly below 10 knots becoming north to northwesterly in the early morning then increasing to 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: Southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Streaky Bay. South to southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Friday, 29 May
Weather: Partly cloudy.
Winds: North to northwesterly 15 to 20 knots turning west to southwesterly during the morning.
Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Streaky Bay during the morning.
Swell: Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Eudunda
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Temperature
Tarnma
12 °C 16 °C 2pm 7 °C 2am
↓ Cooling
Now: 12 °C
Weather Now for Tarnma
Observations not available
Nearby Wind
50 km radius
N S W E Eudunda 4 kn Nuriootpa 4 kn Roseworthy Calm Clare
Tarnma
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