Rhosneigr Wind Stats

The graph describes how often and how strongly the wind blows from different directions through a typical August. The biggest 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 the darkest shade of blue. It is based on 3589 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Rhosneigr, located 26 km away (16 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 prevailing wind at Rhosneigr blows from the SW. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Rhosneigr. On the other hand, dominant spokes illustrate favoured directions, and the more dark blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average August, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 10% of the time (3 days each August) and blows offshore 14% of the time (1 days in an average August). In a typical August wind stronger than >40kph (25mph) was forecast for only a single days at Rhosneigr

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