Surf Forecasts:
Sebastian Inlet-First Peak surf forecast from 8 Sep 2026:
- Best quality surf: Tuesday 8 Sep, 11PM (local time) - 2ft (0.6m), 7s period, NE swell with cross-offshore winds.
- Most powerful swell: Wednesday 9 Sep, 8PM (local time) - 3.5ft (1.0m), 8s period, ENE swell with 125 kJ wave energy.
- Next surfable swell (1★+): Tuesday 8 Sep, 11PM (local time) - 2ft (0.6m), 7s period with NE 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 Tuesday (Sep 08) at 11PM. The primary swell is predicted to be 0.6m and 7s period with a secondary swell of 0.3m and 10s. 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 1.0m 8s and forecast to arrive on Wednesday (Sep 09) 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 0.6m 4s period and expected on Saturday (Sep 12) at 8AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Tue 8th Sep) | 2ft (0.6m) 7s |
| Best Surf | 11PM (Tue 8th Sep) | 2ft (0.6m) 7s |
| Most Powerful | 8PM (Wed 9th Sep) | 3.5ft (1.0m) 8s |
Table - best surf conditions forecast for Sebastian Inlet-First Peak over the next 16 days.
The Lowdown
Alright, this is Rusty, and I gotta be straight with you. Looking at the 16-day window for Sebastian Inlet-First Peak, it's a tough stretch. We’ve got a long, flat spell to get through before anything even thinks about showing up.
The pattern starts with tiny, weak energy. For the first week and a half, from September 8th through the 19th, it’s basically a surf desert. The combined swell energy is mostly in the double digits, with no real push. The waves that do show are barely a ripple—1 ft to 3 ft—and the wind is never on our side. It’s a mix of cross-shore, cross-on, and onshore breezes, keeping things choppy and messy. There’s no real standout here; it’s all poor surf conditions. You’re looking at a solid 10 days of flatness and frustration.
Then, around the 20th of September, we finally see a pulse. The swell picks up, but the wind is still a problem. On the 20th, we get a 4 ft NE swell with a 10-second period, and the combined energy jumps to 223 (moderate energy). But it’s a cross-on shore wind at 30 km/h, so it’s gonna be lumpy and messy. The 21st is similar, with a 4 ft NE swell and energy around 300, but again, that same cross-on wind.
The real event is shaping up for the 23rd of September. By Wednesday morning, we’re looking at a 8 ft ESE swell, with a period of only 7 seconds. That’s 651 of combined energy (strong wave energy). The wind is a gentle cross-on from the ENE, which is a bit better, but that swell period is short, so it’s not going to be the cleanest. By Wednesday afternoon, it jumps to 10 ft with 950 of energy, but the wind goes onshore from the NE at 20 km/h. That’s expert territory only—too big and powerful for anyone else, and the wind will be a battle.
For the best bet, if you’re an expert and don’t mind a fight, the 23rd of September has the biggest swell. But for a clean session? There’s not a single standout day with good wind. The early mornings on the 8th, 11th, 12th, and 13th have glassy or clean conditions, but the swell is practically non-existent.
The water temperature is sitting at 83°F, which is about normal for this time of year, so no wetsuit needed.
Honestly, this setup is more interesting for kite surfers than paddle surfers, especially on the 20th and 21st with that strong cross-onshore wind and building swell. For us surfers, it’s a waiting game.
Rusty
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu night. Warm (max 29°C on Wed morning, min 27°C on Tue morning). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 20mm), heaviest during Fri night. Warm (max 30°C on Fri afternoon, min 27°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||
Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | |||||||||||||||
AM | 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) | ENE 10 | NE 7 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 8 | E 7 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 22 | 26 | 51 | 98 | 117 | 95 | 74 | 47 | 36 | 17 | 15 | 10 | 9 | 33 | 13 | 14 | 25 | 25 | 24 | 13 | 13 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross | cross-on | cross | cross | cross-on | cross-off | cross-off | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross |
High Tide | 6:29PM0.44m | 6:51AM0.32m | 7:20PM0.44m | 7:44AM0.35m | 8:07PM0.42m | 8:33AM0.37m | 8:52PM0.39m | 9:21AM0.39m | 9:36PM0.35m | 10:08AM0.39m | 10:18PM0.30m | 10:55AM0.39m | 11:00PM0.25m | ||||||||
Low Tide | 12:00PM-0.39m | 00:51AM-0.36m | 12:57PM-0.40m | 1:38AM-0.38m | 1:51PM-0.39m | 2:23AM-0.40m | 2:42PM-0.38m | 3:06AM-0.40m | 3:31PM-0.35m | 3:47AM-0.39m | 4:21PM-0.32m | 4:28AM-0.38m | 5:10PM-0.28m | ||||||||
 | |  | | | | | | | |  | | | | |  | | | | |  | |
 | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — |
 | — | 7:35 | — | — | 7:34 | — | — | 7:31 | — | — | 7:30 | — | — | 7:30 | — | — | 7:29 | — | — | 7:28 | — |
mm | 1 | 3 | 5 | 2 | 1 | 4 | 1 | 1 | 7 | 3 | — | 6 | — | — | 6 | — | — | 5 | — | — | — |
Temp °C | 28 | 28 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 28 |
Feels °C | 32 | 31 | 31 | 32 | 32 | 31 | 33 | 32 | 32 | 33 | 33 | 32 | 33 | 31 | 32 | 32 | 31 | 30 | 33 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | NE 7 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | SE 4 | E 9 | E 4 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 22 | 26 | 51 | 98 | 117 | 95 | 74 | 47 | 36 | 17 | 15 | 9 | 9 | 3 | 13 | 5 | 25 | 25 | 24 | 13 | 13 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | ENE 10 | E 9 | SE 3 | ESE 8 | ESE 8 | NE 9 | E 8 | SE 4 | E 7 | E 8 | SSE 4 | ESE 8 | E 8 | E 9 | SE 4 | SSE 6 | SE 5 | SSE 4 | E 11 |
| kJ | 5 | 5 | 20 | 1 | 3 | 13 | 13 | 27 | 5 | 6 | 4 | 10 | 2 | 21 | 1 | 14 | 3 | 3 | 1 | 2 | 9 |
Swell 3 Height (m) Direction Period (s) | NE 7 | ENE 10 | E 8 | E 8 | ESE 9 | — | — | ESE 8 | NE 8 | E 8 | NE 10 | NE 9 | ENE 6 | NE 8 | E 6 | E 8 | E 8 | E 8 | E 9 | E 11 | NE 6 |
| kJ | 2 | 11 | 5 | 6 | 15 | — | — | 13 | 11 | 10 | 4 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 2 | 2 | 1 |
Wind waves Height (m) Direction Period (s) | — | SE 2 | — | SE 3 | SE 3 | ESE 3 | ESE 4 | ESE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | ESE 4 | E 8 | ESE 4 | SE 4 | E 4 | ESE 4 | ESE 4 | E 4 | E 4 |
| kJ | — | 1 | — | 1 | 3 | 5 | 6 | 7 | 6 | 6 | 7 | 5 | 3 | 33 | 9 | 5 | 4 | 5 | 2 | 2 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 472 | 1 | 0 | 621 | 1818 | 142 | 93 | 1367 | 0 | 1 | 957 | 1 | 957 | 1579 | 93 | 128 | 1501 | 128 | 128 | 1097 | 128 |
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.
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