air mass anticyclone baguio blaze burst cold front cold sector convulsion dirty weather dust devil eruption explosion fit flare-up foul weather front gale gust high high-pressure area hurricane irruption isobar isometric isometric line isopiestic line isotherm isothermal line line squall low low-pressure area occluded front outbreak outburst paroxysm polar front rainspout rainstorm rotary storm rough weather sand column sandspout seizure snowstorm spasm squall squall line stationary front storm stormy weather tempest tempestuous rage thunderstorm tornado twister typhoon upheaval warm front waterspout weather map whirlblast whirlwind wind eddy wind-shift line windstorm