
Surf Forecasts:
Samoa Peninsula surf forecast from 13 Sep 2026:
- Best quality surf: Monday 14 Sep, 11PM (local time) - 7.5ft (2.3m), 8s period, NW swell with glassy winds.
- Most powerful swell: Tuesday 15 Sep, 8PM (local time) - 8ft (2.4m), 8s period, NW swell with 734 kJ wave energy.
- Next surfable swell (1★+): Sunday 13 Sep, 2AM (local time) - 3.5ft (1.0m), 10s period with NW swell.
Best Forecast Surf Conditions for Samoa Peninsula this week:
The surf forecast for Samoa Peninsula over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 13) at 2AM. The primary swell is predicted to be 1.0m and 10s period with a secondary swell of 0.6m and 14s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Samoa Peninsula in the next 16 days are 2.4m 8s and forecast to arrive on Tuesday (Sep 15) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 6s period and expected on Sunday (Sep 13) at 2AM.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 13th Sep) | 3.5ft (1.0m) 10s |
| Best Surf | 11PM (Mon 14th Sep) | 7.5ft (2.3m) 8s |
| Most Powerful | 8PM (Tue 15th Sep) | 8ft (2.4m) 8s |
Table - best surf conditions forecast for Samoa Peninsula over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let's have a look at what the next couple of weeks are serving up for us.
This forecast period starts with a real tease. We've got a solid window on Saturday afternoon, September 12th, that looks like the absolute standout of the whole run, so you better be ready to move on that. After that, it's a pretty lean stretch for a good week, with a lot of onshore junk and poor conditions until things might start to look a little more interesting again around the middle of the following week.
Alright, let's get into it. The real highlight is Samoa Peninsula this coming Saturday afternoon, September 12th. The water temp is sitting at 58°F, which is about normal for this time of year. The conditions are set to be perfect. We're looking at a clean 4ft swell rolling in from the NW, but the magic is the wind – dead calm, glassy conditions. That's about as clean as it gets. The combined swell energy is a solid moderate 419, and with that NW direction right in the sweet spot for this spot, the sets should have some decent push. This is your window.
Now, Sunday the 13th through to the following Saturday the 19th? Honestly, it’s a bit of a write-off for quality surf. There's swell around, but the wind is just wrong. Sunday morning has a 5ft WNW swell, but it's crossed up with a light onshore breeze. It gets worse from there. By Sunday afternoon and into Monday, the wind picks up and the conditions get choppy and poor. We see the swell building through the week, hitting 8ft on Tuesday afternoon, but it's accompanied by a moderate cross-onshore breeze, making a mess of things. A 8ft wave with that kind of wind is just a washing machine. There's a period from Wednesday the 16th through Friday the 18th where the conditions are merely "marginal" at best, with light cross-onshore winds, but nothing you'd get too excited about. The energy dips back down too.
The following weekend, September 19th and 20th, the swell drops right off to a weak 2ft to 2ft from the SW. Even though it's a long-period groundswell (18-19 seconds), the size is just too small to be worthwhile, and the wind is still onshore and choppy.
We finally see a pulse of NW swell come back in on Monday the 21st of September. The morning shows a 6ft NW swell with light winds, which is marked as marginal. But the afternoon jumps to a punchy 8ft with strong energy (913). Again, the wind is a problem, this time a moderate cross-onshore from the north. Tuesday the 22nd sees similar size (7ft) with the same cross-onshore breeze. The waves will be there, but finding a clean one will be a battle.
Towards the end of the forecast, around Thursday the 24th and Friday the 25th, the swell drops back to a more manageable 4ft to 5ft from the NW, with periods around 10-11 seconds. The wind on Thursday morning is light from the WNW, giving us a slight cross-onshore, but it's still not the clean glass we had on that first Saturday.
So to sum it up: Saturday afternoon, September 12th is the day. Get on it. After that, it's a long wait of onshore slop until possibly the tail end of the following week, but even that looks marginal. Keep an eye on it, but don't hold your breath.
Rusty.
Short Range ForecastMostly dry. Very mild (max 16°C on Sat afternoon, min 12°C on Sun night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 17°C on Thu morning, min 12°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||
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) | NW 10 | NW 10 | WNW 9 | WNW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | SW 19 | SW 19 |
Wave Graph | ||||||||||||||||||||
217 | 188 | 307 | 370 | 334 | 299 | 512 | 520 | 447 | 669 | 639 | 519 | 437 | 346 | 238 | 222 | 180 | 189 | 184 | 184 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | off | cross-on | cross-on | glassy | on | cross-on | off | on | cross-on | off | on | cross-on | glassy | cross | cross | cross-off | cross-on | on | cross |
High Tide | 1:58AM1.96m | 2:06PM2.17m | 2:47AM1.82m | 2:37PM2.15m | 3:37AM1.68m | 3:09PM2.10m | 4:33AM1.55m | 3:44PM2.03m | 5:39AM1.44m | 4:26PM1.94m | 7:00AM1.38m | 5:22PM1.86m | ||||||||
Low Tide | 7:45PM0.12m | 7:48AM0.33m | 8:29PM0.08m | 8:22AM0.54m | 9:13PM0.09m | 8:56AM0.75m | 10:00PM0.14m | 9:31AM0.94m | 10:52PM0.21m | 10:11AM1.09m | 11:52PM0.27m | 11:06AM1.20m | 1:00AM0.30m | |||||||
— | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | |
7:30 | — | — | 7:29 | — | — | 7:28 | — | — | 7:25 | — | — | 7:23 | — | — | 7:22 | — | — | 7:21 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 16 | 16 | 14 | 15 | 15 | 13 | 15 | 15 | 14 | 15 | 15 | 14 | 17 | 15 | 14 | 15 | 15 | 13 |
Feels °C | 16 | 14 | 15 | 14 | 12 | 12 | 11 | 11 | 13 | 12 | 12 | 14 | 14 | 13 | 15 | 13 | 13 | 14 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | WNW 9 | WNW 9 | NW 9 | NW 8 | SW 13 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | NW 8 | NW 8 |
217 | 188 | 307 | 370 | 334 | 299 | 61 | 520 | 447 | 669 | 639 | 519 | 437 | 346 | 238 | 222 | 180 | 189 | 138 | 138 | |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | SW 19 | SW 19 | SW 19 |
167 | 164 | 114 | 87 | 85 | 85 | 75 | 76 | 75 | 64 | 62 | 64 | 47 | 45 | 57 | 40 | 39 | 184 | 184 | 184 | |
Swell 3 Height (m) Direction Period (s) | WSW 13 | WSW 12 | WSW 11 | WSW 19 | SW 19 | SW 17 | WNW 15 | SW 12 | WNW 13 | WNW 13 | WNW 12 | SSW 19 | SW 16 | SW 14 | SW 14 | SW 21 | SW 21 | SW 14 | SW 14 | SSW 14 |
35 | 29 | 24 | 36 | 92 | 77 | 42 | 24 | 35 | 32 | 29 | 37 | 63 | 51 | 51 | 117 | 117 | 74 | 73 | 20 | |
Wind waves Height (m) Direction Period (s) | — | SE 6 | — | — | — | — | NW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | 1 | — | — | — | — | 512 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 124 | 468 | 0 | 327 | 467 | 0 | 254 | 88 | 0 | 108 | 87 | 0 | 110 | 41 | 0 | 110 | 468 | 13 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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Information about the Samoa Peninsula Surf forecast
The above surf forecast table for Samoa Peninsula provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Samoa Peninsula can be found by selecting the local surf guide option on the grey menu. Our Samoa Peninsula 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 (Samoa Peninsula) 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 Samoa Peninsula 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.
Samoa Peninsula is 5 km (3 miles) from Eureka. If you plan a vacation in Humboldt County, look for hotels and other accommodation in Eureka. Eureka has rooms for a wide range of budgets as well as car hire and transport links.










