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Conditions at Merimbula Bar in May
May: The Southern Ocean Takes the Wheel
May marks the heart of the quality window. Average wave period reaches 9.3s and the wave rose is loaded with S (12.3%), SSW (12.1%), SSE (11.9%) and SE (11.1%) swell, a combined 47% aimed right at Merimbula Bar's SSE open face. The 6-8ft (1.8-2.4m) class is well represented, especially out of the S/SSW quarter, so when the tide and bank line up there's serious power to work with.
Ideal wind hits 40%, with NW/NNW and N/NNE offshores now featuring regularly and onshore S/SSW flow down to around 20%. Water temps drop to 18.1°C and air averages 14.7°C under relatively dry 1.59mm/day conditions. This is a prime month for long-period groundswell with clean early-morning glass.
Average Spot conditions at Merimbula Bar in May
Swell history for May
Wind history for May
Swell quality
Analyze the groundswell consistency at Merimbula Bar during May. 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 Merimbula Bar for your next trip in May.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Merimbula Bar for May. 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 Merimbula Bar.