风速WindSpeed风级陆地物象浪高(米)风速(米)*名称海面波浪LandWaveSpeed(m)BeaufortDescriptionSea conditionss)conditionsheight(m)number疾风步行困难破峰白沫成条High wind,Progress onModerately high7footiswaves with4.013.9-17.1moderategale,seriouslybreaking crestsneargaleimpededforming spindrift浪长高有浪花大风折毁树枝Highwaveswhose85.5Gale,17.2-20.7Somebranchescrestssometimesfresh galebreak off treesroll over浪峰倒卷小损房屋烈风Very high waves97.020.8-24.4structuralSevere galewith overhangingdamage likelycrests
风级 Beaufort number 名称 Description 风速(米)* Speed(m/ s) 陆地物象 Land conditions 海面波浪 Sea conditions 浪高(米) Wave height(m) 7 疾风 High wind, moderate gale, near gale 13.9-17.1 步行困难 Progress on foot is seriously impeded 破峰白沫成条 Moderately high waves with breaking crests forming spindrift 4.0 8 大风 Gale, fresh gale 17.2-20.7 折毁树枝 Some branches break off trees 浪长高有浪花 High waves whose crests sometimes roll over 5.5 9 烈风 Severe gale 20.8-24.4 小损房屋 structural damage likely 浪峰倒卷 Very high waves with overhanging crests 7.0
风速WindSpeed风级名称风速(米)浪高(米)陆地物象海面波浪+DescriptioWaveBeaufortLand conditionsSea conditionsSpeed(m)height(m)nnumber海浪翻滚咆哮拔起树木Considerable109.0狂风storm24.5-28.4Treesare brokentumbling ofwavesoff or uprootedwithheavyimpact损毁普遍波峰全呈飞沫暴风Violent1128.5-32.611.5WidespreadVery large patchesstormoffoamvegetation摧毁巨大Severe飓风widespread海浪溜天hurrican1232.7-14.0damage toHuge wavesevegetation andstructures
风级 Beaufort number 名称 Descriptio n 风速(米) * Speed(m) 陆地物象 Land conditions 海面波浪 Sea conditions 浪高(米) Wave height(m) 10 狂风storm 24.5-28.4 拔起树木 Trees are broken off or uprooted 海浪翻滚咆哮 Considerable tumbling of waves with heavy impact 9.0 11 暴风Violent storm 28.5-32.6 损毁普遍 Widespread vegetation 波峰全呈飞沫 Very large patches of foam 11.5 12 飓风 hurrican e 32.7- 摧毁巨大 Severe widespread damage to vegetation and structures 海浪滔天 Huge waves 14.0
飓风hurricane台风typhoon
飓风 hurricane 台风 typhoon
绪论 Introduction二、风的分类Typesofwind1、热带气旋Tropical cyclone
1、热带气旋 Tropical cyclone 绪 论 Introduction 二、风的分类 Types of wind
热带气旋按中心附近地面最大风速划分为四个等级名称属性台风最大风速出现>32.6米/秒,也即12级以上(64海里/小时或以上)( Typhoon )强热带风暴最大风速出现24.5-32.6米/秒,也即风力10-11级(48-63海里/小时)(Severe tropical storm)热带风暴最大风速出现172-244米/秒,也即风力8-9级(34-47海里/小时)(Tropical storm)热带低压最大风速出现<172米/秒,也即风力为6-7级(22-33海里/小时)(Tropical depression)
热带气旋按中心附近地面最大风速划分为四个等级 名称 属性 台风 (Typhoon) 最大风速出现>32.6 米/秒,也即 12 级以上(64 海 里/小时或以上) 强热带风暴 (Severe tropical storm) 最大风速出现 24.5-32.6 米/秒,也即风力 10-11 级 (48-63 海里/小时) 热带风暴 (Tropical storm) 最大风速出现17.2-24.4米/秒,也即风力8-9级(34-47 海里/小时) 热带低压 (Tropical depression) 最大风速出现<17.2 米/秒,也即风力为 6-7 级(22-33 海里/小时)