Cape Portland Weather Forecast
- 14
- 28
Shower
- 10
- 22
Windy
- 10
- 25
Shower
- 13
- 23
Partly cloudy
- 11
- 22
Cloudy
- 11
- 22
Cloudy
- 13
- 23
Partly cloudy
Today 22 Feb North East
Cloudy. Very high chance of showers, becoming less likely later tonight. The chance of a thunderstorm, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds northwesterly 25 to 35 km/h turning westerly 20 to 30 km/h in the late evening.
Banks Strait and Franklin
- Wind
- Northwesterly 15 to 20 knots turning westerly in the evening. Winds reaching up to 25 knots inshore in the late evening.
- Seas
- Around 1 metre, increasing to 1.5 metres near Eddystone Point.
- 1st Swell
- East to northeasterly below 1 metre.
- Weather
- Cloudy. 90% chance of showers. The chance of a thunderstorm.
- Weather Situation
- A cold front crossing Tasmania is expected to clear to the east by Monday morning. A high pressure system is forecast to move over Tasmania from the west on Monday before clearing over the Tasman Sea by Tuesday. A trough is forecast to extend over the northeast from the mainland on Tuesday, as a cold front clips the south of the state. Another high pressure ridge is expected to extend over Tasmania from the west on Wednesday, with the high centre forecast to move over the state on Thursday.
Cape Portland Temperature Statistics View More
February Temperature
Swan Island (12km)
Lowest 2 February, 2026
9.3 °CAverage February
18.1 °CHighest 17 February, 2026
24.3 °C
Climate (2021–Present)
Swan Island (12km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
17.5 °C