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BoM St Johns Marine Weather Forecast

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Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: South to southeasterly 10 to 15 knots tending east to southeasterly during the day.
Seas: Below 1 metre.
Swell: Southeasterly around 1 metre, increasing to 1 to 2 metres in the west. 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. 95% chance of showers. The chance of a thunderstorm in the morning.
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, increasing to 1.5 to 2 metres in the west during the evening.

Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: Southerly 10 to 15 knots, reaching up to 20 knots inshore early in the morning. Winds tending southeasterly in the early morning then becoming variable below 10 knots in the late afternoon.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: South to southeasterly 1.5 to 2.5 metres. Southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: Variable about 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 15 to 20 knots turning west to southwesterly 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 Wednesday, 27 May
Weather: Partly cloudy. 60% chance of showers.
Winds: South to southeasterly 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 about 10 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 0.5 metres.
Forecast for Friday, 29 May
Weather: Partly cloudy. 70% chance of showers.
Winds: North to northwesterly 10 to 15 knots tending west to northwesterly during the day.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: South to southwesterly below 0.5 metres.

Forecast for Wednesday, 27 May
Weather: Partly cloudy. 50% chance of showers.
Winds: Southeasterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: West to southwesterly below 1 metre.
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: West to southwesterly below 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. 90% 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 morning.
Swell: West to southwesterly around 1 metre.

Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: Southeasterly 15 to 20 knots, reaching up to 25 knots south of Port MacDonnell early in the morning. Winds decreasing to about 10 knots in the evening.
Seas: 1 to 2 metres, decreasing to 1 metre by early evening.
Swell: Southwesterly 1.5 metres. Southeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Thursday, 28 May
Weather: Partly cloudy.
Winds: South to southeasterly below 10 knots becoming west to southwesterly before dawn.
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. 95% chance of showers.
Winds: Northwesterly 15 to 20 knots turning westerly during the evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Wednesday, 27 May
Weather: Mostly sunny.
Winds: Southeasterly 10 to 15 knots tending southerly in the middle of the day then becoming variable below 10 knots in the evening.
Seas: Around 1 metre.
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: Variable below 10 knots becoming northwest to northeasterly 10 to 15 knots in the morning then tending northwesterly in the late evening.
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 Wednesday, 27 May
Weather: Partly cloudy. 70% chance of showers.
Winds: Southeasterly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, 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 about 10 knots in the early morning then becoming north to northwesterly 10 to 15 knots in the late 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. 95% chance of showers. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 10 to 15 knots turning westerly 15 to 20 knots 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 Wednesday, 27 May
Weather: Partly cloudy. 50% chance of showers.
Winds: Southeasterly 10 to 15 knots tending southeast to southwesterly in the early afternoon then tending southeasterly in the evening.
Seas: Below 1 metre.
Swell: South to southwesterly below 1 metre.
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: South to southwesterly below 1 metre.
Forecast for Friday, 29 May
Weather: Partly cloudy. 50% chance of showers.
Winds: Northwesterly 10 to 15 knots turning westerly 15 to 20 knots during the afternoon.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: South to southwesterly below 1 metre.

Forecast for Wednesday, 27 May
Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots offshore during the morning and early afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre by early evening.
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 before dawn.
Seas: Below 1 metre.
Swell: Southwesterly 1 to 1.5 metres.
Forecast for Friday, 29 May
Weather: Cloudy. 90% chance of showers.
Winds: North to northwesterly 10 to 15 knots tending west to northwesterly 15 to 20 knots during the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Wednesday, 27 May
Weather: Sunny.
Winds: South to southeasterly 10 to 15 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: Variable about 10 knots becoming northerly 10 to 15 knots in the late 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: Mostly sunny.
Winds: Northerly 15 to 20 knots turning westerly 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.
Nuriootpa
▲ N
5 kn E
· 10 °C
Warnings
No warnings within 100 km.
State Wide
View all SA warnings
Temperature
St Johns
10 °C 8 °C 12am 16 °C 3pm
↑ Warming
Now: 10 °C
Weather Now for St Johns
Showers.
10 °C
Feels like 8 °C
Wind
5 kn E
Humidity
96%
Pressure
1018 hPa
At Nuriootpa
Nearby Wind
50 km radius
N S W E 4 kn Roseworthy Eudunda 5 kn Mount Crawford 5 kn Edinburgh Airport
St Johns
5 kn E
Recent Locations
St Johns
5 kn E
 10°
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 17°
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 13°
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-
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 14°
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Calm E
 19°
Richmond Vale
Calm W
 18°
Sun
7:09am rise 5:14pm set
10 h 5 m of daylight
Now: 5:41am
67 seconds less than yesterday
Moon
2:35pm rise 3:10am set
82% illuminated
Waxing Gibbous
Live Weather
Nearby
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5 kn E
 10°
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5 kn NNE
 11°
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