Cika jumla mai zuwa: A cikin mafi yawan bayanan kwanan nan da abin dogara, yawancin raƙuman ruwa na wurare masu zafi waɗanda suka kai matsin lamba na 900 hPa (mbar) (26.56 inHg) ko ƙasa da haka sun faru a Yammacin Arewacin Pacific Ocean. Guguwar guguwa mafi karfi da aka rubuta a duk duniya, kamar yadda aka auna ta mafi ƙarancin matsin lamba, ita ce
Typhoon Tip, wanda ya kai matsin lamba na 870 hPa (25.69 inHg) a ranar 12 ga Oktoba, 1979.