St Helena Wind Forecast
St Helena Wind Statistics
September Wind
Yankton, Chan Gurney Municipal Airport (9.9 miles)
Strongest
–Average September
–
Climate (2021–2026)
Yankton, Chan Gurney Municipal Airport (9.9 miles)
Strongest 12 July, 2023
70.9mph NNWAverage 2021–2026
10.6mph