Motiti Island - Ernies Wind Stats

The figure describes how commonly and how strongly the wind blows from different directions through a typical June. The biggest spokes point in the directions the wind most commonly blows from and the shade of blue suggests the strength, with the strongest winds shown by the darkest shade of blue. It is based on 2786 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Motiti Island - Ernies, located 18 km away (11 miles). There are too few recording stations world wide to use actual wind data. No doubt some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the most common wind at Motiti Island - Ernies blows from the E. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Motiti Island - Ernies. On the other hand, dominant spokes represent favoured directions, and the more dark 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 (pale blue) about 3% of the time (1 days each June) and blows offshore just 11% of the time (2 days in an average June). In a typical June wind stronger than >40kph (25mph) was predicted for only a single days at Motiti Island - Ernies

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