noun
winds aloft; upper-level winds
Technical meteorological term for winds in the upper atmosphere, typically above the boundary layer. Used in weather forecasts and aviation.
上層風のデータは航空機の運航に重要です。
Upper-level wind data is important for aircraft operations.
気象庁は上層風の観測結果を発表した。
The Japan Meteorological Agency released the results of upper-level wind observations.
Similar in meaning to 上層風, both refer to winds at high altitudes, but 上層風 is more common in meteorological contexts.
Compound of 上層 (upper layer) + 風 (wind). A straightforward technical term.