Trinity Inlet (Upper)
Estuary·Queensland·Australia·
Field notes
Mangrove-lined inlet system south of Cairns, behind the city port. Barramundi, mangrove jack, threadfin salmon, fingermark and grunter through the snags and feeder creeks.
Current conditions
Wind
4.5 kt SSE
Gusts 11.4 kt
Waves
0.7 m
Period 5 s
Swell
0.4 m
Period 3.4 s
Sea temp
26.4°C
Air 22.4°C
Next 12 hours
01:00
4.5 SSE
0.7m
02:00
4.1 SSE
0.7m
03:00
3.9 S
0.7m
04:00
3.9 SE
0.7m
05:00
4.2 SE
0.7m
06:00
4 S
0.7m
07:00
4 SSE
0.7m
08:00
5 SE
0.7m
09:00
6.4 ESE
0.7m
10:00
7.3 ESE
0.7m
11:00
7.7 ESE
0.7m
12:00
7.7 ESE
0.7m
Tides
Nearest BOM tide station: Swallows Landing ↗ (2.6 km · secondary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · Cairns CoastIssued at 3:00 am EST on Wednesday 21 October 2026
Situation. A ridge of high pressure extends over the northern Queensland waters from a high [1035 hPa] centred over the southern Tasman Sea. This pattern will persist over coming days as the high slowly weakens.
Wednesday 21 October until midnight. Winds: East to southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southeasterly around 1 metre outside the reef. Weather: Partly cloudy.
Thursday 22 October. Winds: East to southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southeasterly around 1 metre outside the reef. Weather: Mostly sunny.
Friday 23 October. Winds: East to southeasterly 15 to 20 knots. Seas: Around 1 metre. Swell: East to southeasterly below 1 metre. Weather: Mostly sunny. Peninsula Coast: Sharp Point to Cape Melville
Wednesday 21 October until midnight. Winds: East to southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: East to southeasterly around 1 metre outside the reef. Weather: Mostly sunny.
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 05:46↓ 18:19
Moon↑ 13:54↓ 02:47
PhaseWaxing gibbous 73%
Best windows
- Dawn05:24 – 06:46
- Dusk17:19 – 18:41
Tomorrow
Sun↑ 05:45↓ 18:19
Moon↑ 14:45↓ 03:21
PhaseWaxing gibbous 81%
Best windows
- Dawn05:23 – 06:45
- Dusk17:19 – 18:41
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
Estuary
Region
Queensland, Australia
Fishing style
estuary fishing and land-based fishing
Structure
Typically holds drop-offs, flats and holes — 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.
Saved.
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