Thommos surfForecast / NSW – Illawarra / Australia

information circle12 Day Weather and Surf, issued 10 pm Wednesday 04 Mar 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Thommos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thommos sea temperature is
23.6° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Thommos this week:

The surf forecast for Thommos over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Mar 05) at 8AM. The primary swell is predicted to be 1.4m and 7s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Thommos in the next 12 days are 1.6m 10s and forecast to arrive on Sunday (Mar 08) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 7s period and expected on Sunday (Mar 08) at 5PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Thu 5th Mar)4.5ft (1.4m) 7s
Best Surf 2AM (Fri 6th Mar)6.5ft (2.0m) 7s
Most Powerful 5AM (Sun 8th Mar)5ft (1.6m) 10s

Table - best surf conditions forecast for Thommos over the next 12 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Moderate rain (total 12mm), heaviest on Wed night. Warm (max 26°C on Thu afternoon, min 21°C on Wed night). Wind will be generally light.

Days 3-6 Weather Summary Heavy rain (total 24mm), heaviest during Sun morning. Warm (max 24°C on Tue afternoon, min 18°C on Mon night). Winds decreasing (fresh winds from the S on Sun afternoon, calm by Mon night).

Thursday
05
Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wed
11
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
3
1
0
3
0
1
2
1
0
0
0
0
0
0
1
2
3
1
2
2
0
Swell
Height Map
Wave Height (m) & direction (?)
2
NE
1.3
ENE
1.1
ENE
2
NE
1.4
ENE
1.4
ENE
1.4
ENE
1.4
ENE
1.4
ENE
1.5
ENE
1.4
ENE
1.3
ENE
1.3
ENE
1.2
ENE
1.4
SE
1.2
ENE
1.4
ENE
1.4
ENE
1.5
ENE
1.3
ENE
1.1
E
Period(s) (?)777789999101010101089101010109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)366147117366226311286293313448371320346264262254363386399315202
Wind
(km/h)
5
W
5
E
15
NE
5
N
10
SSE
10
SE
5
N
10
ENE
15
ENE
20
SSW
30
S
35
S
20
SE
20
SSE
10
SE
5
WNW
5
E
10
ENE
10
NW
10
NNW
20
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscross-
on
cross-
off
cross-
on
oncross-
off
cross-
on
cross-
on
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
offglasscross-
on
offcross-
off
cross
High Tide
/ height (m)
10:09PM
1.35
10:17AM
1.46
10:44PM
1.38
10:54AM
1.35
11:18PM
1.38
11:32AM
1.23
11:54PM
1.36
12:11PM
1.11
12:32AM
1.32
12:54PM
0.99
1:16AM
1.27
1:47PM
0.90
2:11AM
1.23
3:00PM
0.84
Low Tide
/ height (m)
4:07AM
0.20
4:34PM
0.14
4:49AM
0.23
5:03PM
0.21
5:32AM
0.27
5:33PM
0.29
6:16AM
0.34
6:03PM
0.37
7:06AM
0.40
6:37PM
0.45
8:04AM
0.46
7:19PM
0.52
9:16AM
0.50
Thursday
05
Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wed
11
Sunrise-6:46--6:47--6:47--6:48--6:48--6:50--6:50-
Sunset--7:28--7:27--7:25--7:23--7:22--7:22--7:20
thunderstorm
part cloud
clear
clear
part cloud
part cloud
thunderstorm
clear
clear
thunderstorm
mod rain
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
9-----3--97161-------
Temp. °C232426232425232525232022212122202324212629
Feels °C (?)242728242627272725261718182021212424222528
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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Information about the Thommos Surf forecast

The above surf forecast table for Thommos provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Thommos can be found by selecting the local surf guide option on the grey menu. Our Thommos 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 (Thommos) 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 Thommos 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.

Thommos is 20 km (12 miles) from Wollongong. If you plan a holiday in Illawarra, look for hotels and other accommodation in Wollongong. Wollongong has rooms for a wide range of budgets as well as car hire and transport links.

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