Rainbow Bay Surf Break

Lat Long: 28.16° S 153.55° E

Rainbow Bay Surf Forecast and Surf Report

Issued: 3 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rainbow Bay sea temperature is
20.1° C
0.7° 

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 14 Aug 2026:

  • Best quality surf: Wednesday 19 Aug, 10AM (local time) - 6ft (1.9m), 11s period, ESE swell with offshore winds.
  • Most powerful swell: Wednesday 19 Aug, 10AM (local time) - 6ft (1.9m), 11s period, ESE swell with 846 kJ wave energy.
  • Next surfable swell (1★+): Saturday 15 Aug, 7AM (local time) - 5ft (1.5m), 7s period with S 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 Saturday (Aug 15) at 7AM. The primary swell is predicted to be 1.5m and 7s period with a secondary swell of 0.4m and 9s. Another secondary swell of 0.1m and 16s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Rainbow Bay in the next 16 days are 1.9m 11s and forecast to arrive on Wednesday (Aug 19) 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 0.1m 8s period and expected on Saturday (Aug 15) at 4PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Sat 15th Aug)5ft (1.5m) 7s
Best Surf10AM (Wed 19th Aug)6ft (1.9m) 11s
Most Powerful10AM (Wed 19th Aug)6ft (1.9m) 11s

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


The Lowdown

G’day, Rusty here. Look, Rainbow Bay’s gonna be a bit of a mixed bag over the next couple of weeks. We’ve got some pulsey SSE swell coming through, but the wind is going to be a real pain in the arse for most of it. The water temp’s sitting at 68°, which is about what you’d expect for this time of year, nothing unusual.

The first real chance to get wet kicks off on Friday, August 14th in the afternoon. There’s a 5ft SSE swell rolling in with a short 9-second period, and the wind is a cross-off from the SSE. The combined energy is moderate at 403, but the conditions are just poor. It’s not looking great, honestly.

Moving into Saturday, August 15th, the morning cleans up a bit. Swell is 5ft from the SSE, period is short at 7 seconds, and the wind turns offshore from the S. It’s surfable, but the energy is moderate (257) and the conditions are just ordinary. The afternoon sees the swell drop to 5ft with the same short period, and the wind stays offshore, but it’s still nothing to write home about.

Sunday, August 16th is much the same. Morning has 6ft SSE swell (7 seconds), solid offshore wind, and moderate energy at 376. It’s surfable but ordinary. The afternoon picks up to 6ft, but the wind swings cross-off and the conditions go poor.

Monday, August 17th sees the swell build to 7ft from the SE with an 8-second period. The wind is cross-off all day. The combined energy is strong at 569 in the morning and 562 in the afternoon, but it’s still marginal at best. This is getting a bit much for beginners, and the wind is ruining the shape.

Tuesday, August 18th is a repeat – 7ft ESE swell in the morning, dropping to 6ft in the afternoon. The wind is a light cross-off from the SSE, so the energy is still strong (571 and 511), but the quality is only marginal. It’s a lot of water moving but not much fun.

Now, here’s where we get a bit of a look in. Wednesday, August 19th is the standout. The swell drops to 5ft from the SE, but the period jumps to a long 11 seconds. The wind is offshore from the SSE, and the energy is strong at 565 in the morning and 571 in the afternoon. The forecast says “expect good surf conditions.” This is the real deal. That long period will give the wave some proper shape, and with the offshore flow, it’s going to be clean. The point breaks are going to love this. This is your best bet in the whole window.

Thursday, August 20th is a letdown. The swell drops to 3ft, period shortens to 9 seconds, and the wind goes cross-off then cross. Energy is moderate (247). It’s ordinary.

From Friday, August 21st through Saturday, August 22nd, the swell is tiny (2ft to 3ft) with onshore winds. There’s a gap of no real surf for a few days here. The energy is weak (110 to 128). It’s flat.

Sunday, August 23rd sees a return of 5ft SSE swell with a short 7-second period and offshore wind in the morning. Energy is moderate at 292. It’s surfable but ordinary again. The afternoon gets messy with a fresh cross-off.

Monday, August 24th is back to small 3ft swell with a 10-second period, but the wind is a fresh cross-off. Energy is moderate (235). Not worth it.

Tuesday, August 25th looks interesting on paper – 7ft S swell with an 8-second period, and the combined energy jumps to a strong 863. But the wind is a strong cross-off from the SE and the conditions are poor. That’s a lot of energy being wasted by the wind. For the experts, it might be a challenge, but for most, it’s a miss.

Wednesday, August 26th through Thursday, August 27th is all small, poor conditions. 3ft to 4ft swell, cross or cross-on winds, moderate energy. Nothing to see here.

The last real chance is Friday, August 28th morning. There’s a 4ft SSE swell with a 10-second period, light cross-off wind, and moderate energy at 301. It’s surfable but ordinary. The afternoon gets blown out.

Truth is, Wednesday, August 19th is the only proper standout. That offshore flow and the long period swell on the SE is going to make Rainbow Bay look like a proper wave. Get on it early.

Rusty.

Short Range Forecast

Moderate rain (total 16mm), heaviest on Sun night. Very mild (max 18°C on Sat morning, min 15°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 22mm), heaviest during Wed night. Very mild (max 19°C on Thu afternoon, min 16°C on Tue night). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
1
1
0
1
1
1
1
1
1
2
3
2
1
1
0
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
S
7
1.5
SSE
7
1.9
SSE
7
1.8
SSE
7
1.6
SSE
7
2.1
SE
7
2.1
SE
7
1.9
ESE
8
2
ESE
8
2
ESE
8
1.9
SE
8
1.8
SE
9
1.9
ESE
11
1.5
SE
11
1.3
SE
8
1.4
SE
8
1.5
SE
8
1.5
E
8
1.2
ENE
8
1.4
ENE
8
1.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
233
192
348
340
229
410
492
419
464
464
497
482
846
487
239
277
297
263
170
210
173
Wind (km/h)
25
S
20
SSE
20
S
20
S
20
SSE
25
SSE
20
SE
25
SE
20
ESE
15
SSE
20
SE
15
SE
15
SSE
10
SE
10
SE
10
SSE
10
E
0
S
5
NNE
15
N
15
NNW
Wind State
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
glassy
on
on
cross-on
High Tide
9:59PM1.70m
10:24AM1.43m
10:33PM1.56m
11:04AM1.42m
11:04PM1.41m
11:47AM1.40m
11:37PM1.27m
12:37PM1.37m
00:13AM1.15m
1:39PM1.36m
1:05AM1.04m
2:53PM1.38m
2:27AM0.98m
Low Tide
3:36PM0.27m
4:21AM0.28m
4:18PM0.38m
4:52AM0.34m
5:01PM0.50m
5:22AM0.40m
5:48PM0.62m
5:55AM0.45m
6:48PM0.73m
6:34AM0.50m
8:12PM0.80m
7:27AM0.55m
9:52PM0.79m
rain showers
rain showers
rain showers
part cloud
clear
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
heavy rain
rain showers
rain showers
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
6:15
6:13
6:13
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:23
5:23
5:24
5:24
5:25
 mm
1
4
2
5
2
1
1
1
1
1
1
2
11
4
1
Temp °C
18
17
16
18
18
17
17
17
17
17
18
17
18
17
17
18
19
17
19
19
18
Feels °C
14
14
12
14
14
13
13
13
12
14
14
14
16
15
16
17
17
16
16
16
16
  • 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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