Macs Beach Offshore Weather Forecast
- 14
- 21
Clear
- 18
- 22
Partly cloudy
- 16
- 19
Partly cloudy
- 17
- 25
Partly cloudy
- 20
- 22
Partly cloudy
- 17
- 24
Partly cloudy
- 20
- 25
Partly cloudy
Today 18 Apr Yorke Peninsula
Sunny. Winds north to northeasterly 15 to 25 km/h. Daytime maximum temperatures in the mid to high 20s.
Gulf St Vincent Coastal Waters
- Wind
- Variable about 10 knots becoming northeasterly 10 to 15 knots in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure system centred west of Tasmania extends a ridge over western Victoria. A cold front over the far west of SA will weaken as it moves eastwards over central and eastern parts on Sunday morning. The high will move eastwards to be centred southeast of Tasmania later Sunday but will continue to extend a ridge over SA early next week. Another front will move across the south of SA late Tuesday and early Wednesday then another high will move across waters to the south during Wednesday.
Macs Beach Offshore Temperature Statistics View More
April Temperature
Roseworthy (57km)
Lowest 3 April, 2026
7.8 °CAverage April
17 °CHighest 6 April, 2026
29.7 °C
Climate (2021–Present)
Roseworthy (57km)
Average Low 2021–2026
9.8 °CAverage 2021–2026
16.3 °CAverage High 2021–2026
23.7 °C