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High-Tech Channel Hitachi High-Tech GLOBAL

The true nature of “wind speed” often mentioned in weather forecasts

Symbol: m/s / Base data: velocity.
Speed of 1 meter per second

”Average wind speed” is the unit announced in weather forecasts

When “wind speed” is mentioned in TV weather forecasts, this usually means “average wind speed” for a 10-minute period. The Meteorological Agency uses “meter per second (m/s)” but “knot (kt)” is used all over the world.