Harney Island Weather Forecast
- 25
- 30
Storm
- 25
- 28
Storm
- 25
- 31
Storm
- 25
- 32
Storm
- 26
- 33
Shower
- 26
- 33
Storm
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Storm
Today 3 Mar Kakadu National Park
Cloudy. High chance of showers. A thunderstorm likely, possibly severe with heavy rain which may lead to flash flooding south of Arnhem Highway. Winds northwesterly 15 to 20 km/h becoming light in the late afternoon.
Roper Groote Coast
Cape Arnhem to QLD-NT Border- Wind
- Variable about 10 knots, reaching up to 20 knots north of Numbulwar during the afternoon and evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres north of Numbulwar.
- 1st Swell
- North to northwesterly below 1 metre.
- Weather
- Cloudy. 90% chance of showers. The chance of a thunderstorm, with possible squalls northeast of Groote Eylandt.
- Weather Situation
- A monsoon trough extends from southern Gulf waters across the Carpentaria and Gregory Districts, directing a west to northwesterly flow across coastal waters. A tropical low about the southern Gulf waters may move westward over the Territory later this week.
Harney Island Temperature Statistics View More
March Temperature
Centre Island (10km)
Lowest 2 March, 2026
25.2 °CAverage March
27.6 °CHighest 1 March, 2026
31.8 °C
Climate (2021–Present)
Centre Island (10km)
Average Low 2021–2026
24.5 °CAverage 2021–2026
27.4 °CAverage High 2021–2026
31.6 °C