Rainbow Bay Surf Break

Lat Long: 28.16° S 153.55° E

Rainbow Bay Surf Forecast and Surf Report

Issued: 9 pm 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rainbow Bay sea temperature is
20.3° C
0.5° 

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


Rainbow Bay surf forecast from 8 Aug 2026:

  • Best quality surf: Friday 14 Aug, 7AM (local time) - 8ft (2.5m), 10s period, S swell with cross-offshore winds.
  • Most powerful swell: Friday 14 Aug, 10AM (local time) - 8ft (2.5m), 10s period, S swell with 1,233 kJ wave energy.
  • Next surfable swell (1★+): Sunday 9 Aug, 4AM (local time) - 4ft (1.2m), 9s period with E swell.

Best Forecast Surf Conditions for Rainbow Bay this week:

The surf forecast for Rainbow Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 09) at 4AM. The primary swell is predicted to be 1.2m and 9s period with a secondary swell of 0.5m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Rainbow Bay in the next 16 days are 2.5m 10s and forecast to arrive on Friday (Aug 14) at 10AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 6s period and expected on Monday (Aug 10) at 1PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Sun 9th Aug)4ft (1.2m) 9s
Best Surf 7AM (Fri 14th Aug)8ft (2.5m) 10s
Most Powerful10AM (Fri 14th Aug)8ft (2.5m) 10s

Table - best surf conditions forecast for Rainbow Bay over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s coming down the pipeline for Rainbow Bay. It’s a bit of a slow start, but there’s some serious gold waiting for us if we’re patient.

We’ve got a bit of a dry spell to kick things off. From Sunday the 9th right through until Wednesday the 13th, it’s a write-off for any kind of decent surf. The energy is weak, with combined swell energy readings mostly under 250, and the wind is all over the shop – mostly onshore or cross-onshore, keeping things messy. You’ll be staring at flat, bumpy water for a few days, so don’t even bother waxing up.

Thursday the 13th morning sees a flicker of life. A gentle offshore breeze from the SSW cleans up a small 3ft swell from the south. The energy is still weak at 155, but it’s surfable. It’s not going to get the heart pumping, but it’s a start.

Now, hold onto your boardies, because Friday the 14th morning is the first real standout. The wind goes glassy offshore from the south, and we get a solid 8ft pulse from the south with a 10-second period. The combined energy jumps to 1965, which is a proper wall of water. This is for the experienced crew only – that’s a lot of power. It’s going to be clean and meaty, but it’s not for the faint of heart.

The weekend settles back into a more manageable range. Saturday the 15th and Sunday the 16th see consistent 4ft to 6ft swell from the SSE, with clean offshore winds. The energy drops to the 200-400 range, making it much more user-friendly. It’s ordinary conditions, but surfable and clean.

Monday the 17th morning brings another solid pulse. A 7ft swell from the SE with a cross-offshore breeze keeps things clean. The energy is a solid 575, and it’s labelled as good surf. This is a strong option for the week.

The real fireworks, though, are reserved for the second week. Starting Thursday the 20th of August, we’ve got a proper run of excellent surf. The morning brings a 10ft swell from the ESE with a 9-second period and a gentle offshore wind. The combined energy is a massive 1298. This is a stand-out session for experts only – that’s some serious size and power. The afternoon holds the same quality.

Friday the 21st is still pumping, with a 7ft swell from the east and clean offshore winds. Energy is still very high at 1275.

But the absolute pick of the whole forecast is Saturday the 22nd of August. We’ve got a 7ft swell from the east in the morning, building to 8ft in the afternoon, with a very long 11-second period. The wind is light offshore or cross-offshore, and the energy is off the charts at 1712. This is groundswell of the highest order. That long period will make for some proper, drawn-out lines at this point break, but it’s going to be powerful. If you’ve got the skill, this is the day to clear your calendar. Sunday the 23rd morning is also a gem, with a 7ft east swell, a 12-second period, and glassy conditions. The water temperature is about average for this time of year, so no surprises there.

Just keep in mind, when the swell gets over 8ft, it’s strictly for the experienced, and that long-period groundswell likes to break a bit straight on the beach, but at a point like Rainbow Bay, it’s going to be a thing of beauty. Crowds are often an issue here, so get in early.

That’s the word from the bay. Keep your eyes on the horizon and your wax on.

Rusty

Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Warm (max 21°C on Mon morning, min 11°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 22°C on Wed morning, min 11°C on Wed night). Wind will be generally light.

Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
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
0
0
0
0
1
1
2
3
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
E
9
1.1
E
9
1
E
9
1
E
9
1.8
N
6
0.9
E
9
0.8
E
9
0.7
E
9
0.7
E
9
0.7
E
9
0.7
E
9
0.7
E
9
0.6
E
9
1
S
7
1.7
SSE
9
2
SSE
10
2.5
S
10
1.8
SSE
10
1.5
SSE
8
Wave Graph
Metric surfscale
Energy kJ
230
185
150
146
227
122
99
76
78
83
83
85
60
109
495
712
1233
567
299
Wind (km/h)
5
WSW
5
NNW
20
N
20
NNW
25
NNW
20
W
10
WNW
5
WNW
10
NE
10
W
10
NW
15
NW
15
WSW
15
S
20
SE
15
SSW
15
S
25
SSE
15
S
Wind State
glassy
on
on
on
on
cross
cross-on
glassy
cross-on
cross
cross-on
cross-on
cross-off
off
cross-off
cross-off
off
cross-off
off
High Tide
4:38AM1.09m
5:27PM1.74m
5:48AM1.14m
6:24PM1.85m
6:46AM1.21m
7:14PM1.92m
7:36AM1.29m
8:00PM1.95m
8:22AM1.36m
8:43PM1.91m
9:04AM1.40m
9:22PM1.83m
Low Tide
11:08PM0.43m
10:32AM0.27m
00:12AM0.33m
11:35AM0.22m
1:05AM0.24m
12:31PM0.17m
1:51AM0.18m
1:22PM0.14m
2:34AM0.16m
2:09PM0.15m
3:12AM0.18m
2:53PM0.19m
3:48AM0.22m
clear
part cloud
clear
clear
part cloud
rain showers
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:20
6:20
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:20
5:20
5:21
5:21
5:22
5:22
 mm
1
2
Temp °C
16
19
19
18
21
17
13
19
19
16
22
22
17
17
16
15
18
17
16
Feels °C
16
16
16
15
18
15
10
16
16
13
17
18
13
12
11
12
14
13
14
  • 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 Rainbow Bay Surf forecast

The above surf forecast table for Rainbow Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rainbow Bay can be found by selecting the local surf guide option on the grey menu. Our Rainbow Bay 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 (Rainbow Bay) 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 Rainbow Bay 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.

Rainbow Bay is 6 km (4 miles) from Banora Point. If you plan a holiday in Gold Coast, look for hotels and other accommodation in Banora Point. Banora Point has rooms for a wide range of budgets as well as car hire and transport links.

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