Conditions at Domes in September
September: The Atlantic Breathes Again, Early Pulses
September is a transitional month, and you can feel the Atlantic starting to breathe again. Average swell height is 1.1m (3.5ft), but the period increases to 9.1s - a sign that more distant storm energy is returning. The swell direction is still NE-heavy (NE 34.2%, ENE 33.6%), but there's a small increase in the NNE component (12.7%) and even a touch of NNW (2.0%).
Ideal wind frequency remains high at 81%, with the easterly trades still blowing strong. Water temp peaks at 29.3°C, air at 28.5°C, and this is the wettest month (4.91 mm/day) as the early autumn showers roll in. September is a month of early pulses - keep an eye on the tropics.
Average Spot conditions at Domes in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Domes during September. Based on historical data, there is a % probability of groundswell occurring this month. The chart below provides a detailed breakdown of the average wave height distribution, offering deep insights into the swell quality and surf potential you can expect at Domes for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Domes for September. Our analysis shows that favorable offshore or side-shore winds coincide with surfable swell approximately % of the time. The accompanying graph illustrates the average size distribution of waves during these optimal wind windows at Domes.