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Sweers Island
Reef·Queensland·Australia·
Field notes
Wellesley Islands group in the southern Gulf of Carpentaria. Inshore reefs and rubble hold blackjew, golden snapper and fingermark; the flats and creek mouths produce barra, queenfish and big trevally on the tides.
Current conditions
Wind
12.9 kt SSE
Gusts 28 kt
Waves
0.9 m
Period 4 s
Swell
0.3 m
Period 4.2 s
Sea temp
26.5°C
Air 26.7°C
Next 12 hours
13:00
12.9 SSE
0.9m
14:00
13.1 SSE
0.8m
15:00
12.9 SSE
0.8m
16:00
12.2 SSE
0.8m
17:00
12.1 SSE
0.8m
18:00
12.4 SSE
0.8m
19:00
14 S
0.8m
20:00
15.3 SSE
0.9m
21:00
15.2 SSE
0.9m
22:00
16.3 SSE
1m
23:00
16.6 SSE
1m
00:00
16.8 SSE
1m
Tides
Nearest BOM tide station: Sweers Island ↗ (0.7 km · secondary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · South East Gulf of CarpentariaIssued at 9:00 pm EST on Tuesday 19 May 2026
Situation. A ridge will strengthen over the Gulf from Wednesday as a high [1027 hPa] moves east across southern Australia.
Tuesday 19 May until midnight. Winds: Southerly 15 to 20 knots, reaching up to 25 knots offshore south of Kowanyama. Seas: Around 1 metre, increasing to 1.5 metres offshore. Weather: Clear.
Wednesday 20 May. Strong Wind Warning for Wednesday for South East Gulf of Carpentaria Winds: South to southeasterly 15 to 25 knots, reaching up to 30 knots offshore during the morning. Seas: 1.5 to 2.5 metres. Weather: Mostly sunny.
Thursday 21 May. Winds: Southeasterly 15 to 25 knots. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening. Weather: Mostly sunny.
Friday 22 May. Winds: East to southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres, decreasing to 1 metre during the evening. Swell: Below 0.5 metres. Weather: Sunny. North East Gulf of Carpentaria: Cape Keerweer to Crab Island
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 07:00↓ 18:17
Moon↑ —↓ 20:35
PhaseWaxing crescent 10%
Best windows
- Dawn06:38 – 08:00
- Dusk17:17 – 18:40
Tomorrow
Sun↑ 07:01↓ 18:17
Moon↑ 10:22↓ 21:42
PhaseWaxing crescent 19%
Best windows
- Dawn06:38 – 08:01
- Dusk17:17 – 18:40
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
Queensland, 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 Queensland fisheries regulator before fishing.
Closures
Always confirm current marine park / closure status and seasonal bag limits.
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