Ketchum Bay Weather Forecast
- 9
- 14
Shower or two
- 10
- 16
Shower or two
- 11
- 16
Shower or two
- 8
- 16
Partly cloudy
- 10
- 17
Showers
- 9
- 14
Showers easing
- 8
- 14
Shower or two
Today 20 May Western
Cloudy. Medium chance of showers, becoming less likely in the evening. Winds west to southwesterly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening. Daytime maximum temperatures between 9 and 14.
South West Coastal Waters
South East Cape to Low Rocky Point- Wind
- Southwesterly 20 to 25 knots, reaching up to 30 knots in the late morning and early afternoon. Winds turning westerly 15 to 20 knots during the afternoon and evening.
- Seas
- 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres later in the evening.
- 1st Swell
- Westerly 2 metres, increasing to 2 to 3 metres around midday, then tending southwesterly 3 metres later in the evening.
- Weather
- Cloudy. 50% chance of showers.
- Weather Situation
- A high pressure centre near the South Australian coast extends a ridge of high pressure to the west of Tasmania. The ridge slowly approaches Tasmania and is expected to cross during Thursday and Friday, bringing mostly settled weather to the state. The high is then forecast to move to the east of Tasmania later Friday as a cold front approaches from the west during Saturday.
Ketchum Bay Temperature Statistics View More
May Temperature
Maatsuyker Island (19km)
Lowest 7 May, 2026
4.6 °CAverage May
13.5 °CHighest 2 May, 2026
24 °C
Climate (2021–Present)
Maatsuyker Island (19km)
Average Low 2021–2026
9.5 °CAverage 2021–2026
11.7 °CAverage High 2021–2026
14.3 °C