Bickerton Island
Reef·Northern Territory·Australia·
Field notes
Island west of Groote Eylandt in the Gulf of Carpentaria; charter and mothership ground out of Numbulwar and Groote. Reef ledges hold golden snapper and black jewfish; surface country produces big GTs and mackerel.
Current conditions
Wind
2.6 kt ENE
Gusts 4.3 kt
Waves
0.2 m
Period 2.9 s
Swell
0.1 m
Period 2.3 s
Sea temp
29.8°C
Air 24.5°C
Next 12 hours
01:00
2.6 ENE
0.2m
02:00
2.4 NE
0.1m
03:00
2.7 NE
0.1m
04:00
3.2 NNE
0.1m
05:00
3.3 NNE
0.1m
06:00
2.2 NNE
0.1m
07:00
3.3 NNE
0.1m
08:00
4.6 NNE
0.1m
09:00
6.2 NNE
0.1m
10:00
6.4 NE
0.1m
11:00
7.3 NE
0.1m
12:00
8.9 NE
0.1m
Tides
Nearest BOM tide station: Milner Bay (Groote Eylandt) ↗ (24.9 km · primary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · Roper Groote CoastIssued at 2:30 am CST on Wednesday 21 October 2026
Situation. A weak ridge lies across the Gulf of Carpentaria and the Top End. Winds are tending west to northwesterly through the western waters as a broad trough moves in from the west.
Wednesday 21 October until midnight. Winds: West to northwesterly 10 to 15 knots tending northwest to northeasterly in the early morning then tending west to northwesterly in the early afternoon. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Partly cloudy. The chance of a thunderstorm.
Thursday 22 October. Winds: Variable about 10 knots becoming north to northwesterly 10 to 15 knots in the middle of the day then tending west to northwesterly in the early afternoon. Seas: Below 0.5 metres, increasing to below 1 metre south of Channel Point. Swell: Westerly below 1 metre. Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon and evening.
Friday 23 October. Winds: Westerly 10 to 15 knots becoming variable about 10 knots during the morning then becoming west to northwesterly 10 to 15 knots during the day. Seas: Below 0.5 metres, increasing to below 1 metre south of Channel Point. Swell: Westerly below 1 metre. Weather: Partly cloudy. The chance of a thunderstorm in the morning and afternoon. North Tiwi Coast: Cape Fourcroy to Cape Don
Wednesday 21 October until midnight. Winds: Easterly 10 to 15 knots turning northeasterly in the late afternoon. Seas: Below 1 metre. Swell: East to northeasterly below 1 metre. Weather: Mostly sunny.
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 05:57↓ 18:24
Moon↑ 14:07↓ 02:53
PhaseWaxing gibbous 73%
Best windows
- Dawn05:35 – 06:57
- Dusk17:24 – 18:46
Tomorrow
Sun↑ 05:56↓ 18:25
Moon↑ 14:56↓ 03:31
PhaseWaxing gibbous 81%
Best windows
- Dawn05:34 – 06:56
- Dusk17:25 – 18:46
Best windows combine civil twilight with the hour either side of sun transit — the universal low-light feeding window most species respond to. Moon phase influence is folkloric; full and new moons coincide with the strongest tide swings.
What's biting
Recent reports from the community. Sign in to log your own catches.
Access & logistics
Spot type
Reef
Region
Northern Territory, Australia
Fishing style
offshore and bluewater fishing
Structure
Typically holds bommies and drop-offs — work the structure for holding fish.
Licence
Recreational fishing licence may apply — check the Northern Territory fisheries regulator before fishing.
Closures
Always confirm current marine park / closure status and seasonal bag limits.
Saved.
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