Land and Rural Retreats St. Ignatius, Lake County, MT Farms and Ranches For Sale - 355 Acres
The solar wind speed at Earth normally lies around 300km/sec but increases when a coronal hole high speed stream (CH HSS) or coronal mass ejection (CME) arrives. During a coronal mass ejection impact, the solar wind speed can jump suddenly to 500, or even more than 1000km/sec.
The highest average wind speed of 7 mph (light breeze) occurs around May 13, at which time the average daily maximum wind speed is 16 mph (moderate breeze). The lowest average wind speed of 7 mph (light breeze) occurs around May 23, at which time the average daily maximum wind speed is 15 mph (moderate breeze).