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Avalanche • Statistics for March

Conditions at Avalanche in March

March: Autumn's Last Untroubled Window

As autumn takes hold, the swell period lengthens slightly to 11.4s and the average height remains a solid 6-7ft (2.0m). Ideal offshore wind still hits 28 percent, largely because WSW at 17.9% and SW at 10.2% remain prominent in the wind rose. However, E and ENE influences are still substantial-16.8% and 12.5% respectively-so Avalanche is never a sure thing. Swell direction is again dominated by SSW at 27.9% and S at 20.2%, with most waves falling in the 5-8ft (1.5-2.5m) range. The air is still warm at 21.4°C, water has cooled to 19.7°C, and the key is timing the late-season cold fronts: as they clear, the wind swings into the offshore SW/WSW quadrant and the south groundswell lines up.

Average Spot conditions at Avalanche in March

Swell history for March

0 - 2
2 - 3
3 - 5
5 - 6
6 - 8
> 8 ft

Wind history for March

0 - 6.2
6.3 - 12.4
12.4 - 18.6
18.6 - 24.9
24.9 - 31.1
> 31.1 mph

Swell quality

Analyze the groundswell consistency at Avalanche during March. 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 Avalanche for your next trip in March.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Avalanche for March. 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 Avalanche.

Swell with good wind

Swell with good wind by size

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