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Thomas River
River Mouth·Western Australia·Australia·
Field notes
Remote river mouth inside Cape Arid National Park east of Esperance. Black bream in the lower river, with mulloway and tailor in the surf when the bar is open. 4WD-only access; camping inside the national park.
Current conditions
Wind
3.1 kt S
Gusts 9.5 kt
Waves
0.7 m
Period 9 s
Swell
0.7 m
Period 7.5 s
Sea temp
18.7°C
Air 19.2°C
Next 12 hours
13:00
3.1 S
0.7m
14:00
5.6 SSE
0.7m
15:00
6.3 SE
0.7m
16:00
4.9 SE
0.7m
17:00
5.8 ESE
0.7m
18:00
7.2 E
0.7m
19:00
8.7 ENE
0.7m
20:00
9 NE
0.7m
21:00
8.8 NE
0.7m
22:00
9 NE
0.7m
23:00
9.9 NNE
0.7m
00:00
10.1 NNE
0.7m
Tides
Nearest BOM tide station: Goose Island Bay ↗ (34.5 km · secondary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · Esperance CoastIssued at 7:01 pm WST on Tuesday 19 May 2026
Situation. A ridge lies over southern WA and gradually moves east during today and Wednesday. A weak cold front moves over southwest parts during Thursday, before another ridge develops over the southwest during Friday.
Tuesday 19 May until midnight. Winds: Northerly about 10 knots increasing to 10 to 15 knots in the late evening. Seas: Below 1 metre. Swell: Southwesterly 2.5 to 3 metres. Weather: Mostly clear.
Wednesday 20 May. Winds: North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the morning and early afternoon. Winds tending northwest to southwesterly in the morning then becoming variable below 10 knots in the evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre during the afternoon. Swell: Southwesterly 2.5 to 3 metres. Weather: Partly cloudy. 60% chance of showers.
Thursday 21 May. Winds: Variable about 10 knots becoming south to southwesterly 15 to 20 knots before dawn. Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 2.5 to 3 metres. Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Friday 22 May. Winds: Southerly 15 to 20 knots decreasing to about 10 knots during the evening. Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon. Swell: Southwesterly 2.5 to 3 metres. Weather: Cloudy. 60% chance of showers. Albany Coast: Walpole to Bremer Bay
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 06:37↓ 16:54
Moon↑ 09:17↓ 18:58
PhaseWaxing crescent 10%
Best windows
- Dawn06:10 – 07:37
- Dusk15:54 – 17:21
Tomorrow
Sun↑ 06:37↓ 16:54
Moon↑ 10:16↓ 20:08
PhaseWaxing crescent 19%
Best windows
- Dawn06:10 – 07:37
- Dusk15:54 – 17:21
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
River Mouth
Region
Western Australia, Australia
Fishing style
estuary fishing and land-based fishing
Structure
Typically holds drop-offs, holes and gutters — work the structure for holding fish.
Licence
Recreational fishing licence may apply — check the Western Australia fisheries regulator before fishing.
Closures
Always confirm current marine park / closure status and seasonal bag limits.
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