Petrifaction Bay Weather Forecast
- 12
- 22
Rain. Possible late storm
- 12
- 19
Windy. Partly cloudy
- 11
- 18
Showers easing. Windy
- 12
- 19
Shower or two. Very windy
- 11
- 19
Windy. Partly cloudy
- 10
- 20
Mostly sunny
- 10
- 22
Mostly sunny
Today 21 Dec Furneaux Islands
Cloudy. Very high chance of rain, most likely in the afternoon and evening. The chance of a thunderstorm in the late afternoon and evening. Light winds becoming northeast to southeasterly 15 to 25 km/h in the late afternoon then tending west to southwesterly 25 to 35 km/h in the late evening. Daytime maximum temperatures in the low 20s.
Banks Strait and Franklin
- Wind
- West to northwesterly about 10 knots tending southeast to southwesterly 10 to 15 knots in the evening then tending west to southwesterly 15 to 20 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Northwest to southwesterly below 1 metre.
- Weather
- Cloudy. 90% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
- Weather Situation
- A broad low pressure system south of Tasmania will clear to the southeast this morning before a second, more intense, low pressure system is forecast to move across Bass Strait this evening and clear to the east tomorrow morning. A ridge of high pressure is expected to extend across the southern mainland, forecast to direct a westerly flow over Tasmania from tomorrow. Cold fronts embedded in the flow are expected to cross Tasmania late tomorrow and again Wednesday.
Petrifaction Bay Temperature Statistics View More
December Temperature
Flinders Island Airport (22km)
Lowest 11 December, 2025
5.7 °CAverage December
15.7 °CHighest 4 December, 2025
29 °C
Climate (2020–Present)
Flinders Island Airport (22km)
Average Low 2020–2025
10.4 °CAverage 2020–2025
14.3 °CAverage High 2020–2025
18.3 °C