Mawson Bay Weather Forecast
- 9
- 15
Showers. Becoming windy
- 5
- 13
Showers. Windy
- 9
- 14
Showers. Windy
- 6
- 11
Showers easing
- 5
- 13
Shower or two
- 9
- 13
Showers
- 8
- 13
Showers
Today 19 Sep North West Coast
Cloudy. Very high chance of showers, with possible small hail later tonight. Snow falling above 900 metres. The chance of a thunderstorm, possibly severe with damaging winds in the far west during this afternoon and evening. Winds northwest to northeasterly 25 to 35 km/h becoming northwesterly 25 to 40 km/h in the middle of the day then tending westerly in the late evening. Daytime maximum temperatures between 12 and 16.
Far Northwest Coastal Waters
Sandy Cape to Stanley including King Island- Wind
- Northwesterly 20 to 30 knots, reaching up to 35 knots in the evening. Winds turning westerly 25 to 30 knots in the evening.
- Seas
- 1 to 2 metres, increasing to 2 to 4 metres during the afternoon.
- 1st Swell
- Westerly 2 to 3 metres, increasing to 4 to 6 metres by early evening.
- Weather
- Partly cloudy. 95% chance of showers, with possible small hail at night. The chance of a thunderstorm from the late morning.
- Weather Situation
- A series of cold fronts, embedded in a westerly airstream, are expected to cross the state during coming days. The first of the fronts will move east away from the state during Friday morning, ahead of a stronger front on Friday evening. Further fronts are expected during Saturday to Monday.
Mawson Bay Temperature Statistics View More
September Temperature
Marrawah (10km)
Lowest 6 September, 2025
3.8 °CAverage September
10.5 °CHighest 15 September, 2025
18.7 °C
Climate (2020–Present)
Marrawah (10km)
Average Low 2020–2025
9.7 °CAverage 2020–2025
12.6 °CAverage High 2020–2025
17.1 °C