Mornington Island Weather Forecast
- 25
- 31
Partly cloudy
- 25
- 33
Partly cloudy
- 26
- 33
Storm
- 27
- 32
Storm
- 25
- 31
Storm
- 25
- 31
Storm
- 24
- 32
Shower
Today 18 Mar Gulf Country
Partly cloudy. Medium chance of showers in the west, near zero chance elsewhere. The chance of a thunderstorm in the west. Light winds.
South East Gulf of Carpentaria
- Wind
- Variable about 10 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Below 0.5 metres.
- Weather
- Mostly clear. The chance of a thunderstorm in the late afternoon and evening.
- Weather Situation
- A weak pressure gradient extends over the Gulf Waters. Severe Tropical Cyclone Narelle [979 hPa] in the northern Coral Sea is forecast to continue moving westwards while intensifying. Narelle is then forecast to weaken as it crosses Cape York Peninsula on Friday, enter the Gulf and begin reintensifying on Friday night, and move towards the Northern Territory on Saturday.
Mornington Island Temperature Statistics View More
March Temperature
Sweers Island (69km)
Lowest 15 March, 2026
24.8 °CAverage March
28.6 °CHighest 7 March, 2026
32.1 °C
Climate (2021–Present)
Sweers Island (69km)
Average Low 2021–2026
23.3 °CAverage 2021–2026
26.6 °CAverage High 2021–2026
30.2 °C