Mountnorris Bay
Shoreline·Northern Territory·Australia·
Field notes
Broad shallow bay on the Arnhem Land coast east of Cobourg, fed by several small creeks. Charter and permit-only country; known for big barramundi out of creek mouths through the run-out, plus threadfin and queenfish.
Current conditions
Wind
8.3 kt ESE
Gusts 19.2 kt
Waves
0.2 m
Period 2.4 s
Swell
0.1 m
Period 2.3 s
Sea temp
25.7°C
Air 26°C
Next 12 hours
10:00
8.3 ESE
0.2m
11:00
6.9 ESE
0.2m
12:00
5.3 ESE
0.2m
13:00
2.1 SE
0.2m
14:00
1.2 WSW
0.2m
15:00
2.4 WSW
0.2m
16:00
2.5 WNW
0.2m
17:00
3.6 NNE
0.2m
18:00
5.6 NE
0.2m
19:00
4.9 NNE
0.2m
20:00
4.5 NE
0.2m
21:00
3.7 NE
0.1m
Tides
Nearest BOM tide station: Point David ↗ (11.7 km · secondary)
We don't predict tides on-site — BOM's published tables are authoritative.
BOM · Van Diemen GulfIssued at 2:30 pm CST on Tuesday 21 July 2026
Situation. A weakening ridge of high pressure directs an east to southeasterly flow over coastal waters. Winds will ease slightly before strengthening again towards the end of the week as a new ridge builds over central Australia.
Tuesday 21 July until midnight. Winds: Northeast to southeasterly 10 to 15 knots tending southeast to southwesterly in the late afternoon. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Clear.
Wednesday 22 July. Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots offshore during the morning. Winds becoming variable about 10 knots in the late afternoon. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Thursday 23 July. Winds: South to southeasterly about 10 knots tending east to southeasterly 10 to 15 knots before dawn then becoming variable about 10 knots in the late afternoon. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Friday 24 July. Winds: East to southeasterly 15 to 20 knots tending south to southeasterly during the day. Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Channel Point during the morning. Swell: East to northeasterly below 1 metre. Weather: Mostly sunny. North Tiwi Coast: Cape Fourcroy to Cape Don
Source: Open-Meteo Marine + ECMWF (15-min cache) · BOM (1-hr cache). Not for navigation.
Sun & moon
Today
Sun↑ 07:01↓ 18:33
Moon↑ 11:56↓ 00:44
PhaseFirst quarter 49%
Best windows
- Dawn06:38 – 08:01
- Dusk17:33 – 18:55
Tomorrow
Sun↑ 07:00↓ 18:33
Moon↑ 12:35↓ 01:34
PhaseFirst quarter 59%
Best windows
- Dawn06:38 – 08:00
- Dusk17:33 – 18:56
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
Shoreline
Region
Northern Territory, Australia
Fishing style
land-based fishing and estuary fishing
Structure
Typically holds drop-offs and flats — 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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