The Breakwater-St Ives Wind Stats

The rose diagram shows how often and how strongly the wind blows from different directions through a typical June. The longest spokes point in the directions the wind most commonly blows from and the shade of blue indicates the strength, with the strongest winds shown by dark blue. It is based on 3266 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to The Breakwater-St Ives, located 31 km away (19 miles). There are too few recording stations world wide to use actual wind data. Invevitably some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the prevailing wind at The Breakwater-St Ives blows from the WNW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at The Breakwater-St Ives. Converseley, dominant spokes illustrate favoured directions, and the more the darkest shade of blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average June, the model suggests that winds are light enough for the sea to be glassy (light blue) about 7% of the time (2 days each June) and blows offshore 26% of the time (4 days in an average June). In a typical June wind stronger than >40kph (25mph) was forecast for only a single days at The Breakwater-St Ives

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