{"contract":"weathermaps.ai/di-v2","generated":"2026-09-17T04:03:17Z","cycle":"2026091612","cycle_iso":"2026-09-16T12:00:00Z","models":[{"id":"aifs-single","key":"aifs","short":"AIFS"},{"id":"ifs","key":"ecmwf","short":"HRES"},{"id":"weathernext-2","key":"wnext","short":"WN2"},{"id":"ifs-ens","key":"ens","short":"ENS mean"}],"vars":{"t2m":{"label":"temperature","unit":"°C","floor":1.0},"mslp":{"label":"pressure","unit":"hPa","floor":1.0}},"previous":{"aifs":"2026091600","ecmwf":"2026091600","wnext":"2026091600","ens":"2026091600"},"voices":["AIFS","HRES","WN2","ENS mean","GraphCast","Aurora","FourCastNet v2","Pangu-Weather"],"mlwp_feeds":["aurora_ifs","fcn2_ifs","graphcast_ifs","pangu_ifs"],"days":15,"step_h":6,"hours":[6,12,18,24,30,36,42,48,54,60,66,72,78,84,90,96,102,108,114,120,126,132,138,144,150,156,162,168,174,180,186,192,198,204,210,216,222,228,234,240,246,252,258,264,270,276,282,288,294,300,306,312,318,324,330,336,342,348,354,360],"formula":"DI = 100*clamp(log2(stdev(models - day-1 offset)/max(floor, ENS spread))/4 + 0.5, 0, 1); day = mean over its steps; city = max over variables","global_p90":[30,36,42,46,49,53,53,52,51,51,47,48,50,51,51],"global_median":[16,24,29,33,35,37,40,37,38,40,31,34,35,34,33],"cities_n":602,"city":{"slug":"xian-cn","name":"Xian","cc":"CN","country":"China","sector":"china","lat":34.277,"lon":108.893,"di":[7,26,41,44,45,48,55,59,57,47,31,40,30,27,30],"driver":["t2m","mslp","mslp","mslp","mslp","mslp","mslp","mslp","mslp","t2m","t2m","mslp","mslp","mslp","t2m"],"step_di":{"t2m":{"6":8,"12":0,"18":20,"24":0,"30":11,"36":9,"42":43,"48":41,"54":38,"60":17,"66":38,"72":24,"78":24,"84":20,"90":16,"96":36,"102":30,"108":10,"114":41,"120":31,"126":24,"132":10,"138":37,"144":39,"150":22,"156":27,"162":37,"168":50,"174":19,"180":24,"186":25,"192":38,"198":45,"204":40,"210":49,"216":51,"222":45,"228":49,"234":43,"240":50,"246":28,"252":19,"258":35,"264":43,"270":41,"276":33,"282":13,"288":40,"294":54,"300":41,"306":12,"312":0,"318":26,"324":33,"330":9,"336":14,"342":29,"348":11,"354":49,"360":33},"mslp":{"6":9,"12":0,"18":0,"24":9,"30":10,"36":15,"42":36,"48":42,"54":44,"60":38,"66":35,"72":46,"78":40,"84":43,"90":50,"96":43,"102":46,"108":44,"114":49,"120":39,"126":40,"132":46,"138":55,"144":52,"150":50,"156":48,"162":59,"168":64,"174":58,"180":60,"186":70,"192":49,"198":52,"204":55,"210":60,"216":59,"222":53,"228":47,"234":35,"240":46,"246":0,"252":24,"258":43,"264":40,"270":38,"276":43,"282":43,"288":38,"294":39,"300":37,"306":26,"312":17,"318":30,"324":36,"330":33,"336":9,"342":14,"348":21,"354":14,"360":8}},"t2m":{"aifs":[18,18,26,22,19,19,22,20,19,19,22,20,19,19,21,19,19,19,20,19,19,19,25,21,18,18,25,22,20,19,25,22,21,20,23,21,20,19,21,19,18,18,18,16,15,16,19,16,13,13,22,18,15,16,24,19,15,15,27,20],"ecmwf":[18,18,25,22,19,18,20,19,17,18,23,20,19,19,21,20,19,19,21,20,18,18,26,22,18,18,24,21,19,19,26,23,21,21,25,23,20,20,23,21,19,19,21,19,19,19,22,21,20,18,19,19,18,19,22,19,18,17,18,16],"wnext":[17,18,25,21,18,18,22,20,18,18,23,20,19,19,20,19,18,18,22,20,18,18,24,20,18,18,25,22,20,20,23,20,18,19,22,20,18,18,22,20,19,18,20,18,17,17,19,17,15,15,21,17,15,15,22,17,15,15,22,18],"ens":[18,18,25,22,19,19,21,19,18,18,24,21,20,20,22,21,20,19,21,20,19,19,25,22,18,18,25,21,19,19,25,22,20,19,23,20,19,19,23,20,19,19,22,20,18,18,21,18,16,16,20,18,15,15,21,17,14,15,21,17]},"mslp":{"aifs":[1014,1016,1014,1014,1016,1018,1018,1018,1019,1020,1019,1021,1021,1022,1020,1020,1020,1020,1019,1019,1019,1020,1017,1016,1017,1018,1016,1016,1016,1016,1013,1013,1014,1015,1014,1014,1014,1014,1012,1013,1013,1017,1021,1023,1023,1025,1024,1023,1024,1025,1021,1021,1022,1023,1021,1020,1020,1021,1018,1018],"ecmwf":[1014,1015,1013,1012,1015,1018,1018,1019,1020,1021,1019,1019,1020,1020,1018,1019,1018,1018,1017,1018,1018,1019,1016,1015,1016,1017,1016,1015,1015,1015,1011,1011,1011,1011,1009,1010,1011,1013,1011,1012,1012,1012,1011,1014,1014,1015,1014,1014,1013,1013,1014,1015,1014,1014,1014,1016,1016,1017,1016,1016],"wnext":[1014,1016,1014,1014,1016,1018,1018,1019,1019,1021,1019,1021,1021,1022,1021,1020,1020,1020,1019,1018,1019,1020,1018,1017,1018,1019,1016,1015,1016,1017,1015,1015,1016,1016,1015,1015,1015,1016,1014,1014,1014,1015,1015,1017,1018,1020,1019,1020,1021,1023,1021,1020,1021,1023,1021,1020,1021,1023,1021,1020],"ens":[1014,1015,1013,1013,1015,1018,1018,1019,1020,1021,1018,1019,1020,1020,1018,1018,1018,1018,1017,1017,1018,1019,1016,1015,1016,1017,1015,1015,1015,1016,1013,1013,1013,1014,1012,1012,1013,1014,1012,1013,1014,1015,1014,1016,1017,1018,1017,1019,1020,1021,1020,1020,1021,1022,1019,1019,1019,1020,1018,1019]},"band":{"t2m_p10":[17,17,25,21,19,18,20,18,17,18,22,20,19,19,20,20,19,19,20,19,17,18,24,20,17,17,22,20,17,17,21,19,18,18,20,19,18,18,20,18,17,17,19,17,15,15,17,15,14,13,16,15,12,12,17,14,11,11,16,15],"t2m_p90":[18,18,26,22,20,19,23,21,19,19,26,23,20,20,24,22,20,20,23,21,19,20,27,23,19,19,28,23,20,20,28,24,21,21,26,22,20,20,26,23,20,20,25,22,20,20,25,22,19,19,24,20,18,18,25,20,18,18,25,20]},"mlwp":{"graphcast_ifs":[18.1,18.0,24.8,21.6,18.9,18.6,21.9,20.2,18.3,18.8,23.7,20.2,18.7,18.6,19.6,18.6,17.9,17.9,19.7,18.6,17.2,17.8,22.8,20.4,18.3,18.7,23.3,20.7,19.4,19.4,22.2,19.9,18.9,18.9,20.1,19.1,18.4,18.4,19.9,18.9,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"aurora_ifs":[17.3,18.1,25.7,21.6,18.4,18.6,23.0,20.2,17.4,18.3,24.4,21.0,19.1,18.8,20.6,19.1,18.0,18.2,21.0,19.4,18.0,18.4,23.7,20.6,18.4,18.9,24.4,21.1,19.3,19.5,25.0,21.6,19.3,19.7,26.3,22.4,20.2,20.4,24.6,21.5,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"fcn2_ifs":[18.3,18.1,24.5,22.1,19.3,19.0,23.1,21.3,19.5,19.2,22.6,21.4,20.1,19.6,20.2,19.6,18.8,18.3,19.5,19.2,18.2,18.4,24.9,22.5,19.3,19.3,28.1,24.7,20.5,20.3,26.4,23.7,21.5,20.9,23.2,22.3,21.4,21.0,23.3,22.4,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"pangu_ifs":[17.8,18.4,25.8,21.7,18.4,18.5,24.3,21.0,18.1,18.6,24.4,21.1,19.8,19.5,21.0,19.7,19.0,18.6,20.3,19.4,18.6,18.7,23.8,21.1,18.9,19.1,22.4,20.5,19.5,19.4,24.0,21.2,19.8,19.1,19.9,19.1,18.8,18.3,18.8,17.8,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null]},"daily":[{"day":1,"aifs":[26,18],"aifs_chg":1,"ecmwf":[25,18],"ecmwf_chg":1,"wnext":[25,17],"wnext_chg":0,"ens":[25,18],"ens_chg":0,"graphcast_ifs":[24.8,18.0],"aurora_ifs":[25.7,17.3],"fcn2_ifs":[24.5,18.1],"pangu_ifs":[25.8,17.8]},{"day":2,"aifs":[22,19],"aifs_chg":-1,"ecmwf":[20,18],"ecmwf_chg":-1,"wnext":[22,18],"wnext_chg":-2,"ens":[21,19],"ens_chg":-1,"graphcast_ifs":[21.9,18.6],"aurora_ifs":[23.0,18.4],"fcn2_ifs":[23.1,19.0],"pangu_ifs":[24.3,18.4]},{"day":3,"aifs":[22,19],"aifs_chg":0,"ecmwf":[23,17],"ecmwf_chg":1,"wnext":[23,18],"wnext_chg":1,"ens":[24,18],"ens_chg":1,"graphcast_ifs":[23.7,18.3],"aurora_ifs":[24.4,17.4],"fcn2_ifs":[22.6,19.2],"pangu_ifs":[24.4,18.1]},{"day":4,"aifs":[21,19],"aifs_chg":1,"ecmwf":[21,19],"ecmwf_chg":-2,"wnext":[20,19],"wnext_chg":0,"ens":[22,20],"ens_chg":0,"graphcast_ifs":[19.6,18.6],"aurora_ifs":[20.6,18.8],"fcn2_ifs":[20.2,19.6],"pangu_ifs":[21.0,19.5]},{"day":5,"aifs":[20,19],"aifs_chg":0,"ecmwf":[21,19],"ecmwf_chg":1,"wnext":[22,18],"wnext_chg":0,"ens":[21,19],"ens_chg":0,"graphcast_ifs":[19.7,17.9],"aurora_ifs":[21.0,18.0],"fcn2_ifs":[19.5,18.3],"pangu_ifs":[20.3,18.6]},{"day":6,"aifs":[25,19],"aifs_chg":0,"ecmwf":[26,18],"ecmwf_chg":1,"wnext":[24,18],"wnext_chg":0,"ens":[25,19],"ens_chg":1,"graphcast_ifs":[22.8,17.2],"aurora_ifs":[23.7,18.0],"fcn2_ifs":[24.9,18.2],"pangu_ifs":[23.8,18.6]},{"day":7,"aifs":[25,18],"aifs_chg":-3,"ecmwf":[24,18],"ecmwf_chg":0,"wnext":[25,18],"wnext_chg":-2,"ens":[25,18],"ens_chg":0,"graphcast_ifs":[23.3,18.3],"aurora_ifs":[24.4,18.4],"fcn2_ifs":[28.1,19.3],"pangu_ifs":[22.4,18.9]},{"day":8,"aifs":[25,19],"aifs_chg":2,"ecmwf":[26,19],"ecmwf_chg":2,"wnext":[23,20],"wnext_chg":-3,"ens":[25,19],"ens_chg":0,"graphcast_ifs":[22.2,19.4],"aurora_ifs":[25.0,19.3],"fcn2_ifs":[26.4,20.3],"pangu_ifs":[24.0,19.4]},{"day":9,"aifs":[23,20],"aifs_chg":2,"ecmwf":[25,21],"ecmwf_chg":0,"wnext":[22,18],"wnext_chg":-2,"ens":[23,19],"ens_chg":0,"graphcast_ifs":[20.1,18.9],"aurora_ifs":[26.3,19.3],"fcn2_ifs":[23.2,20.9],"pangu_ifs":[19.9,19.1]},{"day":10,"aifs":[21,19],"aifs_chg":1,"ecmwf":[23,20],"ecmwf_chg":1,"wnext":[22,18],"wnext_chg":-2,"ens":[23,19],"ens_chg":0,"graphcast_ifs":[19.9,18.4],"aurora_ifs":[24.6,20.2],"fcn2_ifs":[23.3,21.0],"pangu_ifs":[18.8,17.8]},{"day":11,"aifs":[18,16],"aifs_chg":-1,"ecmwf":[21,19],"ecmwf_chg":-4,"wnext":[20,18],"wnext_chg":-1,"ens":[22,19],"ens_chg":0,"graphcast_ifs":null,"aurora_ifs":null,"fcn2_ifs":null,"pangu_ifs":null},{"day":12,"aifs":[19,15],"aifs_chg":-2,"ecmwf":[22,19],"ecmwf_chg":1,"wnext":[19,17],"wnext_chg":-2,"ens":[21,18],"ens_chg":-1,"graphcast_ifs":null,"aurora_ifs":null,"fcn2_ifs":null,"pangu_ifs":null},{"day":13,"aifs":[22,13],"aifs_chg":0,"ecmwf":[20,18],"ecmwf_chg":-1,"wnext":[21,15],"wnext_chg":-1,"ens":[20,16],"ens_chg":-2,"graphcast_ifs":null,"aurora_ifs":null,"fcn2_ifs":null,"pangu_ifs":null},{"day":14,"aifs":[24,15],"aifs_chg":1,"ecmwf":[22,18],"ecmwf_chg":0,"wnext":[22,15],"wnext_chg":-1,"ens":[21,15],"ens_chg":-1,"graphcast_ifs":null,"aurora_ifs":null,"fcn2_ifs":null,"pangu_ifs":null},{"day":15,"aifs":[27,15],"aifs_chg":null,"ecmwf":[18,16],"ecmwf_chg":null,"wnext":[22,15],"wnext_chg":null,"ens":[21,14],"ens_chg":null,"graphcast_ifs":null,"aurora_ifs":null,"fcn2_ifs":null,"pangu_ifs":null}]}}