国家气象局提供的天气预报接口主要有三个，分别是：
http://www.weather.com.cn/data/sk/101010100.html
http://www.weather.com.cn/data/cityinfo/101010100.html
http://m.weather.com.cn/data/101010100.html
其中详细接口为：http://m.weather.com.cn/data/101010100.html
以下是http://m.weather.com.cn/data/101010100.html接口json格式提供，格式如下
{"weatherinfo":{
//基本信息
//fchh是系统更新时间
"city":"北京","city_en":"beijing","date_y":"2011年10月23 日","date":"辛卯年","week":"星期 日","fchh":"11","cityid":"101010100",
//6天内的温度
"temp1":"16℃~6℃","temp2":"16℃~3℃","temp3":"16℃~6℃","temp4":"14℃~6℃",
"temp5":"17℃~5℃","temp6":"18℃~8℃",
//6天内华氏度
"tempF1":"60.8℉~42.8℉","tempF2":"60.8℉~37.4℉","tempF3":"60.8℉~42.8℉",
"tempF4":"57.2℉~42.8℉","tempF5":"62.6℉~41℉","tempF6":"64.4℉~46.4℉",
//每日天气变化
"weather1":" 小雨转晴","weather2":"晴","weather3":"晴转阴","weather4":"多云转阴","weather5":"阴转 晴","weather6":"晴转多 云",
//天气描述（图片序号）
"img1":"7","img2":"0","img3":"0","img4":"99","img5":"0","img6":"2","img7":"1",
"img8":"2","img9":"2","img10":"0","img11":"0","img12":"1","img_single":"7",
//天气描述（文字描述）
"img_title1":" 小雨","img_title2":"晴","img_title3":"晴","img_title4":"晴","img_title5":" 晴",
"img_title6":"阴","img_title7":"多云","img_title8":"阴","img_title9":" 阴","img_title10":"晴",
"img_title11":"晴","img_title12":"多 云","img_title_single":"小雨",
//风向描述
"wind1":"北风4-5级","wind2":"北风3-4级转微 风","wind3":"微风","wind4":"微风","wind5":"微风",
"wind6":"微风","fx1":"北 风","fx2":"北风",
//风力描述
"fl1":"4-5级","fl2":"3-4级转小于3级","fl3":"小于3级","fl4":"小于3 级","fl5":"小于3级","fl6":"小于3级",
//今天穿衣指数
"index":"温凉","index_d":"较凉爽，建议着夹衣加薄羊毛衫等春秋服 装。体弱者宜着夹衣加羊毛衫。因昼夜温差较大，注意增减衣服。",
//48小时内穿衣指数
"index48":"温凉","index48_d":"较凉爽，建议着夹衣加薄羊毛 衫等春秋服装。体弱者宜着夹衣加羊毛衫。因昼夜温差较大，注意增减衣服。",
//紫外线
"index_uv":"最弱","index48_uv":"中 等",
//洗车
"index_xc":"不宜",
//旅游
"index_tr":"适宜",
//人体舒适度
"index_co":"较舒 适",
//未知
"st1":"14","st2":"3","st3":"14","st4":"5","st5":"15","st6":"5",
//晨练
"index_cl":" 较不宜",
//晾衣
"index_ls":"不宜",
//过敏
"index_ag":"极不易发"}}
当天基础天气接口
http://www.weather.com.cn/data/cityinfo/101010100.html
以下是http://www.weather.com.cn/data/cityinfo/101010100.html接口提供是Json格式提供，数据如下：
//ptime为系统最后更新时间
{"weatherinfo":{"city":"北 京","cityid":"101010100","temp1":"16℃","temp2":"6℃","weather":"小雨转 晴","img1":"d7.gif","img2":"n0.gif","ptime":"11:00"}}
当天基础天气接口
http://www.weather.com.cn/data/sk/101010100.html
以下是http://www.weather.com.cn/data/sk/101010100.html接口提供是Json格式提供，数据如下：
//temp为摄氏度
//isRadar 应该是雷达返回成功标识
//Radar是雷达编号
//time是该数据更新时间
{"weatherinfo":{"city":"北京","cityid":"101010100","temp":"10","WD":"东北 风","WS":"4 级","SD":"56%","WSE":"4","time":"16:40","isRadar":"1","Radar":"JC_RADAR_AZ9010_JB"}}
数据就这么多。
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