Promise Bay Weather Forecast
- 12
- 21
Possible late shower
- 8
- 16
Showers
- 6
- 14
Possible shower
- 6
- 18
Partly cloudy
- 7
- 20
Mostly sunny
- 12
- 23
Mostly sunny
- 13
- 21
Shower or two
Today 14 Sep East Coast
Partly cloudy. Medium chance of showers, most likely later tonight. Winds northwesterly 20 to 30 km/h. Daytime maximum temperatures between 16 and 22.
Lower East Coastal Waters
Wineglass Bay to Tasman Island- Wind
- Northerly 15 to 20 knots turning west to northwesterly in the afternoon. Winds reaching up to 25 knots offshore in the evening.
- Seas
- 1 to 2 metres.
- 1st Swell
- South to southwesterly around 1 metre inshore, increasing to 1 to 2 metres offshore.
- Weather
- Mostly sunny day. 60% chance of showers this evening.
- Weather Situation
- A cold front approaches the state from the west today, crossing Tasmania overnight. A southwesterly flow will establish over Tasmania from Tuesday, as a high in the Bight extends a ridge over the state on Wednesday. Flow turning westerly into Thursday as the high moves to the north.
Promise Bay Temperature Statistics View More
September Temperature
Friendly Beaches (21km)
Lowest 8 September, 2026
3.3 °CAverage September
12.5 °CHighest 8 September, 2026
20.7 °C
Climate (2021–2026)
Friendly Beaches (21km)
Average Low 2021–2026
9.6 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.8 °C