What is the term for the large-scale wind system responsible for causing weather changes?

<p style=";text-align:left;direction:ltr">Arab Weather - The term given to the large-scale wind system responsible for causing weather changes is the &quot;jet stream.&quot;</p><p style=";text-align:left;direction:ltr"> (Jet Stream). Jet streams are powerful air currents that form in the upper atmosphere and greatly influence weather patterns, including the movement of cold and warm air masses, hurricanes, and atmospheric pressure.</p>