Tomaga Rivermouth Surf Break

Lat Long: 35.84° S 150.19° E

Tomaga Rivermouth Surf Forecast and Surf Report

Issued: 9 pm 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Tomaga Rivermouth sea temperature is
17.7°C
1.3° 

Tomaga Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Tomaga Rivermouth surf forecast from 18 Sep 2026:

  • Best quality surf: Thursday 24 Sep, 1AM (local time) - 6.5ft (2.0m), 7s period, NE swell with offshore winds.
  • Most powerful swell: Thursday 24 Sep, 7PM (local time) - 8ft (2.5m), 8s period, NE swell with 756 kJ wave energy.
  • Next surfable swell (1★+): Sunday 20 Sep, 4AM (local time) - 1.5ft (0.5m), 10s period with S swell.

Best Forecast Surf Conditions for Tomaga Rivermouth this week:

The surf forecast for Tomaga Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 20) at 4AM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.2m and 3s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Tomaga Rivermouth in the next 16 days are 2.5m 8s and forecast to arrive on Thursday (Sep 24) at 7PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 8s period and expected on Thursday (Sep 24) at 10PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Sun 20th Sep)1.5ft (0.5m) 10s
Best Surf 1AM (Thu 24th Sep)6.5ft (2.0m) 7s
Most Powerful 7PM (Thu 24th Sep)8ft (2.5m) 8s

Table - best surf conditions forecast for Tomaga Rivermouth over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 30°C on Sun afternoon, min 13°C on Mon afternoon). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Warm (max 24°C on Thu morning, min 11°C on Mon night). Winds increasing (calm on Tue afternoon, fresh winds from the NE by Thu afternoon).

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
0
0
0
0
0
1
2
0
1
0
0
3
0
0
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
9
0.3
SSE
9
0.7
ENE
4
0.4
S
10
0.4
SSE
6
0.3
S
10
0.5
S
10
0.5
S
12
2.4
SSE
8
1.4
SSE
7
1.4
S
9
0.9
SSE
10
0.7
S
9
1.4
ENE
6
2.1
NE
7
2
NE
7
1.1
NE
7
2.5
NE
7
2.2
NE
7
Wave Graph
Metric surfscale
Energy kJ
39
16
15
30
13
18
47
69
661
186
332
166
79
119
363
368
114
696
529
Wind (km/h)
10
WNW
5
NNW
10
E
10
NNW
10
NE
15
NW
10
NNW
15
SE
20
SSE
15
S
5
S
10
ESE
5
W
10
NNE
25
NE
10
NW
15
NE
35
NE
10
NNW
Wind State
off
cross-off
on
cross-off
cross
off
cross-off
on
cross-on
cross
cross-on
on
glassy
cross
cross
off
cross
cross
cross-off
High Tide
1:53AM0.83m
2:07PM1.17m
3:22AM0.81m
3:13PM1.16m
4:53AM0.85m
4:25PM1.17m
5:48AM0.92m
5:26PM1.21m
6:29AM1.00m
6:16PM1.25m
7:06AM1.08m
7:01PM1.29m
Low Tide
7:16AM0.58m
9:35PM0.50m
8:16AM0.62m
10:44PM0.47m
9:36AM0.63m
11:35PM0.42m
10:56AM0.59m
00:17AM0.36m
11:57AM0.53m
00:54AM0.31m
12:47PM0.45m
1:30AM0.26m
part cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
part cloud
light rain
cloud
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:52
5:50
5:50
5:48
5:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:53
5:53
5:54
5:55
 mm
2
Temp °C
15
28
26
17
28
30
24
15
14
11
13
14
13
16
18
15
24
23
21
Feels °C
11
24
23
16
25
25
19
12
10
6
11
11
11
15
15
13
19
17
19
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Tomaga Rivermouth Surf forecast

The above surf forecast table for Tomaga Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tomaga Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Tomaga Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Tomaga Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Tomaga Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Tomaga Rivermouth is 102 km (63 miles) from the city of Queanbeyan. If you plan a holiday in Far South New South Wales, look for hotels and other accommodation in Queanbeyan. Queanbeyan has rooms for a wide range of budgets as well as car hire and transport links.

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