一、台风介绍
第17号强台风“纳沙”（英文名：NESAT，名字来源：柬埔寨，名字意义：渔夫）于9月24日上午在西北太平洋洋面上生成，9月26日夜间和29日7时两度加强成为强台风，是以来登陆中国强度最强的台风（以强台风级别登陆海南），也是6年来登陆海南的最强台风。
二、模拟范围
经度：105°E-125°E
纬度：12°N-24°N
时间：-09-28_06至-09-28_12
网格分辨率：9000 x 9000
本次模拟不涉及嵌套，作为示例时间只模拟6小时。
三、文件准备
1 文件夹准备
2 FNL文件
位置：/FNL
3 namelist.wps 文件
位置：/WPS
&sharewrf_core = 'ARW',max_dom = 1,start_date = -09-28_06:00:00,'-08-16_12:00:00',end_date = -09-28_12:00:00,'-08-16_12:00:00',interval_seconds = 21600io_form_geogrid = 2,/&geogridparent_id = 1, 1,parent_grid_ratio = 1, 3,i_parent_start = 1, 31,j_parent_start = 1, 17,e_we = 256, 112,e_sn = 158, 97,!!!!!!!!!!!!!!!!!!!!!!!!!!!!! IMPORTANT NOTE !!!!!!!!!!!!!!!!!!!!!!!!!!!!! The default datasets used to produce the MAXSNOALB and ALBEDO12M! fields have changed in WPS v4.0. These fields are now interpolated! from MODIS-based datasets.!! To match the output given by the default namelist.wps in WPS v3.9.1,! the following setting for geog_data_res may be used:!! geog_data_res = 'maxsnowalb_ncep+albedo_ncep+default', 'maxsnowalb_ncep+albedo_ncep+default', !!!!!!!!!!!!!!!!!!!!!!!!!!!!! IMPORTANT NOTE !!!!!!!!!!!!!!!!!!!!!!!!!!!!!geog_data_res = '10m','2m',dx = 9000,dy = 9000,map_proj = 'lambert',ref_lat = 18,ref_lon = 115,truelat1 = 12,truelat2 = 24,stand_lon = 115,geog_data_path = '/home/daimu/Desktop/WRF/geog/geog'/&ungribout_format = 'WPS',prefix = 'FILE',/&metgridfg_name = 'FILE'io_form_metgrid = 2, /
4 namelist.input 文件
位置：/WRF/test/em_real
&time_controlrun_days = 0,run_hours = 3,run_minutes= 0,run_seconds= 0,start_year= , 2000, 2000,start_month= 09, 01, 01,start_day = 28, 24, 24,start_hour= 06, 12, 12,end_year = , 2000, 2000,end_month = 09, 01, 01,end_day = 28, 25, 25,end_hour = 12, 12, 12,interval_seconds= 21600input_from_file = .true.,.true.,.true.,history_interval= 180, 60, 60,frames_per_outfile = 1, 1000, 1000,restart = .false.,restart_interval= 180,io_form_history = 2io_form_restart = 2io_form_input = 2io_form_boundary= 2/&domainstime_step = 30,time_step_fract_num = 0,time_step_fract_den = 1,max_dom = 1,e_we = 256, 112, 94,e_sn = 158, 97, 91,e_vert= 33, 33, 33,p_top_requested = 5000,num_metgrid_levels = 27,num_metgrid_soil_levels = 4,dx = 9000, 10000, 3333.33,dy = 9000, 10000, 3333.33,grid_id = 1,2,3,parent_id = 0,1,2,i_parent_start = 1,31, 30,j_parent_start = 1,17, 30,parent_grid_ratio = 1,3,3,parent_time_step_ratio = 1,3,3,feedback = 1,smooth_option = 0/&physicsmp_physics= 3,3,3,ra_lw_physics = 1,1,1,ra_sw_physics = 1,1,1,radt = 30, 30, 30,sf_sfclay_physics = 1,1,1,sf_surface_physics = 2,2,2,bl_pbl_physics = 1,1,1,bldt = 0,0,0,cu_physics= 1,1,0,cudt = 5,5,5,isfflx= 1,ifsnow= 1,icloud= 1,surface_input_source= 1,num_soil_layers = 4,sf_urban_physics= 0,0,0,/&fdda/&dynamicshybrid_opt= 2, w_damping = 0,diff_opt = 1,1,1,km_opt= 4,4,4,diff_6th_opt = 0,0,0,diff_6th_factor = 0.12, 0.12, 0.12,base_temp = 290.damp_opt = 3,zdamp = 5000., 5000., 5000.,dampcoef = 0.2, 0.2, 0.2khdif = 0,0,0,kvdif = 0,0,0,non_hydrostatic = .true., .true., .true.,moist_adv_opt = 1,1,1,scalar_adv_opt = 1,1,1,gwd_opt = 1,/&bdy_controlspec_bdy_width = 5,specified = .true./&grib2/&namelist_quiltnio_tasks_per_group = 0,nio_groups = 1,/
四 运行流程
1 WPS文件夹
step 1 : ./geogrid.exe
终端：
WPS文件夹-增加的文件：
step 2 : ./link_grib.csh …/FNL/fnl*
终端：
WPS文件夹-增加的文件：
step 3 : ./ungrib.exe
终端：
WPS文件夹-增加的文件：
step 4 : ./metgrid.exe
终端：
WPS文件夹-增加的文件：
2 WRF-test-em_real文件夹
step 1 : ln -sf …/…/…/WPS/met_em.d* .
终端：
WRF文件夹-增加的文件：
step 2 : ./real.exe
终端：
WRF文件夹-增加的文件：
step 3 : ./wrf.exe
终端：
WRF文件夹-增加的文件：
注意：如有问题，请查阅（用几个核就会出现几个文件）：
如果觉得《WRF | WRF台风个例》对你有帮助，请点赞、收藏，并留下你的观点哦！
