River Tamar - Great Mary Ann Creek Weather Forecast
- 3
- 17
Clear
- 3
- 17
Partly cloudy
- 5
- 19
Partly cloudy
- 7
- 19
Cloudy
- 8
- 19
Possible shower
- 9
- 19
Partly cloudy
- 8
- 19
Partly cloudy
Today 18 Apr Central North
Partly cloudy. Winds southerly 15 to 20 km/h becoming light in the middle of the day. Daytime maximum temperatures between 13 and 17.
Central North Coastal Waters
Stanley to Flinders Island- Wind
- Southwesterly 10 to 15 knots, reaching up to 25 knots offshore in the late morning. Winds becoming variable about 10 knots in the evening.
- Seas
- 1 to 2 metres, decreasing to 1 metre during the afternoon.
- 1st Swell
- Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore around midday.
- Weather
- Sunny.
- Weather Situation
- A ridge of high pressure will move over Tasmania later today and early tomorrow. The high is expected to move to the east of Tasmania later on Sunday and remain over the Southern Tasman Sea through Monday and Tuesday with a ridge to extend over the state.
River Tamar - Great Mary Ann Creek Temperature Statistics View More
April Temperature
Low Head (21km)
Lowest 4 April, 2026
8.2 °CAverage April
14.7 °CHighest 1 April, 2026
21.1 °C
Climate (2021–Present)
Low Head (21km)
Average Low 2021–2026
10.8 °CAverage 2021–2026
13.9 °CAverage High 2021–2026
17.1 °C