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Conditions at Atlantida Pier in September
September: The Trade Winds Return
September marks the beginning of the long slide back into unfavorable conditions. The South Atlantic high is strengthening, and the NE winds are ramping back up to 23.4% of the distribution. The favorable WSW flow drops off significantly to 7.3%, while SW still contributes 9.1%. The window for offshore winds is closing rapidly, and the 0% ideal wind statistic remains firmly in place. Water temperatures are still cold at 16.9°C, and the air averages 16.8°C, but the atmospheric pressure gradient is shifting. The days of clean, groomed surf are numbered as spring transitions into summer. The average swell height remains at zero, so the fleeting winter windows disappear without a trace.
Average Spot conditions at Atlantida Pier in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Atlantida Pier 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 Atlantida Pier for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Atlantida Pier 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 Atlantida Pier.