Squall
Wind speed suddenly increases by at least 16 knots and is sustained at 22 knots or more for at least one minute.
—AIM TBL 7-1-1 (requirements to issue SPECI reports)
Wind speed suddenly increases by at least 16 knots and is sustained at 22 knots or more for at least one minute.
—AIM TBL 7-1-1 (requirements to issue SPECI reports)