
Surf Forecasts:
Sebastian Inlet-First Peak surf forecast from 16 Sep 2026:
- Best quality surf: Saturday 19 Sep, 5AM (local time) - 3ft (0.9m), 7s period, ENE swell with cross-offshore winds.
- Most powerful swell: Thursday 17 Sep, 11AM (local time) - 5ft (1.6m), 8s period, ENE swell with 277 kJ wave energy.
- Next surfable swell (1★+): Saturday 19 Sep, 5AM (local time) - 3ft (0.9m), 7s period with ENE swell.
Best Forecast Surf Conditions for Sebastian Inlet-First Peak this week:
The surf forecast for Sebastian Inlet-First Peak over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 19) at 5AM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.1m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sebastian Inlet-First Peak in the next 16 days are 1.6m 8s and forecast to arrive on Thursday (Sep 17) at 11AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Saturday (Sep 19) at 5AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Sat 19th Sep) | 3ft (0.9m) 7s |
| Best Surf | 5AM (Sat 19th Sep) | 3ft (0.9m) 7s |
| Most Powerful | 11AM (Thu 17th Sep) | 5ft (1.6m) 8s |
Table - best surf conditions forecast for Sebastian Inlet-First Peak over the next 16 days.
The Lowdown
Alright, let’s get into it. I’m going to give it to you straight because that’s how it is. This is a long-range look, and I’m not gonna lie to you, it’s a bit of a rough stretch for the most part. The waves are on offer, but you're really gonna have to work for it and pick your moments. It's not all bad, but there's a lot of lineup management in the forecast.
Right off the bat, we’ve got a quiet stretch. The start of this period up to the 29th is pretty grim. Swell is small and weak, and the wind has too much east in it to clean anything up. There are a lot of days with poor vibes and even poorer waves. You'll see a bunch of mornings with 2-ft to 3-ft of weak, short-period stuff with the wind blowing cross-on, making it a total mush-fest. It’s the kind of slop that makes you wonder why you brought your board.
Now, things start to get interesting around the 29th of September, but it gets interesting in a big, unruly way. The surf really starts to build overnight into the 28th, with strong swell energy for sure—we’re talking over 3000 units of energy by the afternoon. The problem is, the wind is still an onshore/cross-onshore mess, and this break just can't handle that much water moving at it. The forecast gets a score of 0/10 because, even with waves, it's going to be a jumbled-up, blown-out mess. It’s the kind of day that will push you into the shorebreak, not out the back.
The standout moment in the whole window is the morning of Thursday, 1st of October. It’s the only time the stars align. We’ve got a drop in size down to 5-ft, but it's from the ENE with a long 11-second period. That’s proper groundswell energy. And the kicker? The wind goes light and glassy out of the NE. That means clean, smooth faces. At Sebastian Inlet-First Peak (Florida), that's the recipe for a good session. The energy is also moderate, coming in around 457 units, which is a healthy push of power.
Honestly, for the first week of this forecast, you'd almost be better off with a skimboard. From the 16th through to the 24th, there are gap days with no real hope. On the 23rd, the swell starts to push up a bit, but the period drops to a short, weak 5-6 seconds, and the onshore wind wrecks it. It’s not until that 29th when the energy finally decides to show up in a big way, but it's the wrong kind of big.
Let me be clear: that big pulse of swell, while powerful, is not your friend here. With the wind having east in it, it’s going to be a close-out, rippable mess. All that energy (3161 units) is just going to be too much. It would be a washing machine, and only the very best locals would even think about it. The 7-ft on the 30th is still too big and cross-on, so it's not a good option either.
So, here’s the summary. You have one true standout in the whole 16-day window: the morning of October 1st. It's the only time when clean conditions meet a solid, rideable swell. If you can only get wet once, make it then. The rest is a mix of flat spells, short-period junk, and one big, angry, wind-blown swell. It feels a bit like a long, slow tease, to be honest. The good news is that the clean conditions line up with a decent swell, but that's a solitary highlight.
Rusty out.
Short Range ForecastHeavy rain (total 23mm), heaviest during Fri morning. Warm (max 28°C on Tue night, min 27°C on Tue night). Mainly fresh winds. | Days 5-7 Weather SummaryLight rain (total 8mm), mostly falling on Sat night. Warm (max 29°C on Sat afternoon, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||
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) | E 9 | ENE 6 | ENE 7 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | E 6 | E 7 | ENE 7 | E 4 | E 8 | E 7 | ENE 8 |
Wave Graph | |||||||||||||||||||
27 | 104 | 202 | 145 | 277 | 204 | 183 | 142 | 88 | 72 | 41 | 35 | 28 | 51 | 20 | 9 | 10 | 10 | 24 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | on | on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | cross-on | cross |
High Tide | 11:42PM0.20m | 12:31PM0.35m | 00:26AM0.15m | 1:22PM0.33m | 1:13AM0.12m | 2:14PM0.31m | 2:06AM0.10m | 3:08PM0.30m | 3:04AM0.09m | 4:00PM0.29m | 4:02AM0.11m | 4:49PM0.29m | 4:58AM0.14m | ||||||
Low Tide | 5:49AM-0.33m | 6:53PM-0.20m | 6:32AM-0.30m | 7:48PM-0.17m | 7:18AM-0.27m | 8:45PM-0.15m | 8:10AM-0.26m | 9:41PM-0.15m | 9:06AM-0.24m | 10:32PM-0.16m | 10:03AM-0.24m | 11:17PM-0.19m | |||||||
— | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | |
7:27 | — | 7:24 | — | — | 7:23 | — | — | 7:22 | — | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — | |
mm | 6 | 4 | 3 | 1 | — | — | 2 | 5 | 2 | 1 | — | 1 | 3 | 2 | — | — | — | 1 | 9 |
Temp °C | 28 | 28 | 28 | 28 | 27 | 28 | 27 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 29 | 28 | 28 | 29 | 28 |
Feels °C | 29 | 28 | 27 | 27 | 26 | 27 | 27 | 30 | 29 | 30 | 31 | 31 | 29 | 30 | 31 | 30 | 31 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 14 | E 9 | E 14 | E 13 | E 13 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | — | ENE 7 | ENE 7 | E 8 | E 7 | ENE 8 |
27 | 4 | 25 | 4 | 3 | 3 | 183 | 142 | 88 | 72 | 41 | 35 | 11 | — | 20 | 4 | 10 | 10 | 24 | |
Swell 2 Height (m) Direction Period (s) | E 15 | E 14 | E 14 | — | — | — | E 13 | E 12 | E 12 | E 12 | SSE 4 | E 12 | E 11 | E 6 | E 4 | E 8 | NE 6 | NE 6 | E 9 |
4 | 4 | 4 | — | — | — | 3 | 3 | 3 | 3 | 1 | 3 | 2 | 3 | 3 | 5 | 2 | 2 | 2 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 9 | — | E 8 | E 12 | ESE 7 | E 9 | ESE 9 | SSE 4 | E 7 | NE 7 | SSE 4 | E 9 |
— | — | — | — | — | — | — | 2 | — | 1 | 3 | 5 | 2 | 7 | 1 | 1 | 7 | 1 | 6 | |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 6 | ENE 7 | ENE 6 | ENE 8 | ENE 8 | — | — | — | — | SE 4 | SSE 4 | E 6 | E 7 | ENE 4 | E 4 | E 4 | E 4 | E 4 |
24 | 104 | 202 | 145 | 277 | 204 | — | — | — | — | 4 | 1 | 28 | 51 | 6 | 9 | 7 | 8 | 11 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 701 | 840 | 1583 | 708 | 708 | 1583 | 451 | 1168 | 353 | 957 | 36 | 1345 | 217 | 465 | 465 | 190 | 217 | 941 | 286 |
Best forecast wave conditions in North Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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Information about the Sebastian Inlet-First Peak Surf forecast
The above surf forecast table for Sebastian Inlet-First Peak provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sebastian Inlet-First Peak can be found by selecting the local surf guide option on the grey menu. Our Sebastian Inlet-First Peak 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 (Sebastian Inlet-First Peak) 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 Sebastian Inlet-First Peak 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.
Sebastian Inlet-First Peak is 7 km (4 miles) from the city of Sebastian. If you plan a vacation in North Florida, look for hotels and other accommodation in Sebastian. Sebastian has rooms for a wide range of budgets as well as car hire and transport links.










