
Surf Forecasts:
Rainbow Rocks surf forecast from 10 Sep 2026:
- Best quality surf: Thursday 10 Sep, 8PM (local time) - 3.5ft (1.0m), 17s period, SW swell with cross-offshore winds.
- Most powerful swell: Monday 14 Sep, 5PM (local time) - 8ft (2.5m), 7s period, NW swell with 742 kJ wave energy.
- Next surfable swell (1★+): Wednesday 9 Sep, 8PM (local time) - 2.5ft (0.8m), 19s period with SW swell.
Best Forecast Surf Conditions for Rainbow Rocks this week:
The surf forecast for Rainbow Rocks over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 09) at 8PM. The primary swell is predicted to be 0.8m and 19s period with a secondary swell of 0.8m and 12s. Another secondary swell of 1.4m and 7s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Rainbow Rocks in the next 16 days are 2.5m 7s and forecast to arrive on Monday (Sep 14) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Friday (Sep 11) at 5PM.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Wed 9th Sep) | 2.5ft (0.8m) 19s |
| Best Surf | 8PM (Thu 10th Sep) | 3.5ft (1.0m) 17s |
| Most Powerful | 5PM (Mon 14th Sep) | 8ft (2.5m) 7s |
Table - best surf conditions forecast for Rainbow Rocks over the next 16 days.
The Lowdown
Alright, let's get into it. We've got a mixed bag coming up here at Rainbow Rocks over the next couple of weeks.
It's a bit of a slow start, honestly. The first day or two are pretty marginal, with small, long-period groundswell and light cross-shore breeze. The energy is there but it's not really coming together for a proper session. The water temperature is sitting at about 57°, which is pretty normal for this time of year, so no surprises there.
The first real standout that's worth getting excited about looks to be Thursday morning, September 10th. We've got a clean 3ft swell rolling in from the SW, with a light cross-offshore breeze from the NNW. The wave energy is building nicely (777) and the period is a solid 17 seconds, so there's some real push and shape to these waves. This is the best on offer in the first week – clean, lined up, and the wind is going to be your friend. It's a beach and reef setup, so keep an eye on the tide.
After that, the week gets a bit messy. Friday sees a drop in quality, and by Saturday, the wind swings onshore and it gets choppy. Not worth paddling out for. Sunday afternoon we get a bit of a size bump, but it's short-period (6 seconds) and the wind is up to 18 mph, which makes it more of a washing machine than a wave. The energy is moderate (679) but the quality is just not there.
The middle of the week from Monday to Wednesday is a write-off. Small, weak, and inconsistent. There's a glassy window on Wednesday afternoon, September 16th, with a tiny 2ft SW swell, but it's marginal. If you're desperate for a longboard, maybe, but don't get your hopes up.
The second week starts to look a bit more promising, but it's a long-range call. Thursday morning, September 24th, is showing a clean 5ft NW swell with a 9-second period and a light offshore wind from the north. That's a solid window. The energy is moderate (555) and the conditions look really clean. That's the one to circle on the calendar, but it's a way off, so keep your ear to the ground.
Later in the week, we see some bigger pulse from the NNW, but it's accompanied by strong winds, pushing 28 mph. That's expert territory, with swell heights over 8ft, and the wind is just going to make it a battle. For most of us, that's a kite-surfing day, not a paddle surfing day.
Overall, the standout is that Thursday morning, September 10th. If you can get out, do it. The rest of the window is a mix of small, clean windows and windy, chunky slop. The long-range stuff on the 24th has potential, but it's a promise, not a guarantee.
Take it easy.
Rusty
Short Range ForecastMostly dry. Warm (max 23°C on Wed afternoon, min 11°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Sat afternoon. Warm (max 20°C on Sun afternoon, min 12°C on Sat night). Winds decreasing (fresh winds from the NNW on Sun afternoon, calm by Mon night). | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | ||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 19 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SSW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | SW 17 | SW 16 | NW 7 |
Wave Graph | ||||||||||||||||||||
296 | 312 | 434 | 479 | 515 | 489 | 414 | 322 | 459 | 346 | 297 | 189 | 411 | 206 | 253 | 742 | 303 | 186 | 159 | 119 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-off | cross-off | cross | cross | glassy | cross-on | cross-on | off | cross | cross-off | cross-off | cross-off | cross-off | glassy | cross | cross | glassy |
High Tide | 11:04PM2.22m | 12:02PM2.03m | 11:54PM2.18m | 12:35PM2.12m | 00:43AM2.09m | 1:06PM2.17m | 1:30AM1.97m | 1:36PM2.18m | 2:19AM1.84m | 2:07PM2.15m | 3:09AM1.70m | 2:39PM2.08m | 4:05AM1.56m | |||||||
Low Tide | 5:08PM0.52m | 5:43AM-0.17m | 5:56PM0.34m | 6:20AM-0.06m | 6:42PM0.19m | 6:55AM0.10m | 7:25PM0.10m | 7:29AM0.30m | 8:08PM0.06m | 8:02AM0.52m | 8:52PM0.08m | 8:36AM0.73m | 9:38PM0.13m | |||||||
— | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | |
7:37 | — | — | 7:36 | — | — | 7:34 | — | — | 7:31 | — | — | 7:30 | — | — | 7:29 | — | — | 7:27 | — | |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 19 | 19 | 18 | 16 | 15 | 17 | 14 | 14 | 15 | 14 | 16 | 20 | 17 | 16 | 18 | 15 | 15 | 16 | 14 |
Feels °C | 21 | 18 | 17 | 16 | 14 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 11 | 12 | 13 | 12 | 13 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | NW 7 | NW 7 | SW 17 | SW 16 | SW 16 | SSW 15 | NW 9 | SW 14 | WNW 10 | WNW 10 | WNW 8 | SW 13 | SSW 13 | SW 13 | SW 13 | NW 7 | NW 7 | NW 7 | NW 7 |
186 | 167 | 211 | 410 | 515 | 489 | 414 | 300 | 459 | 261 | 210 | 184 | 183 | 116 | 85 | 84 | 303 | 151 | 116 | 119 | |
Swell 2 Height (m) Direction Period (s) | SW 19 | WNW 12 | SW 17 | S 11 | WNW 10 | WNW 10 | WSW 16 | SW 15 | NW 9 | SW 14 | SW 14 | SW 14 | SW 20 | SW 19 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 |
296 | 218 | 434 | 39 | 83 | 85 | 102 | 322 | 112 | 346 | 297 | 189 | 60 | 127 | 109 | 106 | 188 | 186 | 159 | 86 | |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SW 18 | WNW 11 | SW 12 | S 11 | S 10 | S 9 | WSW 15 | WNW 11 | WSW 13 | NW 9 | NW 9 | WSW 11 | WSW 10 | NW 15 | SW 9 | SW 12 | NW 13 | SW 12 | NW 12 |
66 | 312 | 103 | 5 | 63 | 46 | 40 | 144 | 146 | 35 | 70 | 42 | 12 | 10 | 54 | 3 | 40 | 44 | 37 | 37 | |
Wind waves Height (m) Direction Period (s) | NW 7 | — | — | NW 7 | NNW 7 | NW 7 | NW 6 | — | S 7 | SSW 3 | — | — | NW 6 | NW 6 | NW 7 | NW 7 | — | — | — | — |
147 | — | — | 479 | 218 | 189 | 252 | — | 10 | 1 | — | — | 411 | 206 | 253 | 742 | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 29 | 34 | 20 | 34 | 229 | 20 | 32 | 538 | 20 | 32 | 32 | 20 | 432 | 538 | 20 | 467 | 587 | 20 | 34 | 602 |
Best forecast wave conditions in South Oregon | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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Information about the Rainbow Rocks Surf forecast
The above surf forecast table for Rainbow Rocks provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rainbow Rocks can be found by selecting the local surf guide option on the grey menu. Our Rainbow Rocks 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 Rocks) 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 Rocks 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.
Are you planning a vacation in South Oregon? If you are looking for accommodation near Rainbow Rocks, camping, hotels and condos and appartments in South Oregon, consider staying in Grants Pass which is 92 km (57 miles) away.










