Mawson Bay Weather Forecast
- 9
- 21
Partly cloudy
- 14
- 21
Showers increasing
- 11
- 16
Showers increasing
- 10
- 14
Showers easing
- 8
- 13
Shower or two
- 6
- 14
Shower or two
- 9
- 15
Showers. Becoming windy
Today 22 Oct North West Coast
Partly cloudy. Winds east to northeasterly 25 to 35 km/h tending north to northeasterly in the middle of the day then tending east to northeasterly 20 to 30 km/h in the evening. Daytime maximum temperatures 20 to 25.
Far Northwest Coastal Waters
Sandy Cape to Stanley including King Island- Wind
- Northeasterly 15 to 20 knots, reaching up to 25 knots south of King Island in the late morning and early afternoon and again in the late evening.
- Seas
- 1 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Mostly sunny. Patchy fog with reduced visibility in the early afternoon, mainly east of King Island.
- Weather Situation
- A slow moving high over the Tasman Sea directs a warm northwesterly flow over Tasmania this week. A weak trough lingers over the state today and tomorrow. A stronger trough is expected to move over Tasmania on Friday, with a cold front following Saturday evening. Another trough is forecast to develop off the east coast on Sunday.
Mawson Bay Temperature Statistics View More
October Temperature
Marrawah (10 km)
Lowest 6 October, 2026
5 °CAverage October
12.3 °CHighest 20 October, 2026
22.2 °C
Climate (2021–2026)
Marrawah (10 km)
Average Low 2021–2026
9.9 °CAverage 2021–2026
12.7 °CAverage High 2021–2026
16.8 °C