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wrf_plot.ncl
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; NCL Libraries
;
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRF_contributed.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRFUserARW.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
begin
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; Identify Output File/Device
;
; pdf = PDF file (recommended) ps = Postscript File
; ncgm = NCAR Graphics File x11 = X11 Graphics Image
; eps = Encapsulated Postcript File
;
output_format = "ps" ; pdf file
convert_to_inches = 1
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; File Control (default directory location of netCDF file)
;
dir_local = "/home/wjc/WRF_REALTIME/"
dir_wrf = "/projects/WRF_REALTIME/OUTPUT/"
;dir_wrf = "./"
time = (/ 00, 06 , 12, 18, 24 /)
ens_dir = (/ "WRF3_LFO_NOAH_YSU_KF2_DUDHIA_NAM218N3S-10km_150x150/", \
"WRF3_WSM6_NOAH_YSU_KF2_DUDHIA_NAM218-10km_150x150/", \
"WRF3_WSM6_NOAH_YSU_G3_DUDHIA_NAM218-10km_150x150/" /)
;ens_dir = (/ "./", "./", "./" /)
ens_label = (/ "KF2/LFO/YSU/RRTM/Nudged", "KF2/WSM6/YSU/RRTM", "G3D/WSM6/YSU/RRTM" /)
ns = dimsizes(ens_dir)
nt = dimsizes(time)
run_date = systemfunc("cat " + dir_local + "current_day.txt")
print(run_date)
;;;run_date = "2009-04-14_06"
wrf_file = new( (/ ns, nt/), string)
do t = 0, nt-1
do s = 0, ns-1
wrf_file(s,t) = dir_wrf + ens_dir(s) + "wrfout_d01_" + run_date + "_F" + sprinti("%0.2i",time(t)) + ".nc"
result = systemfunc("gunzip -vfr "+wrf_file(s,t)+".gz")
if ((s .eq. 0) .and. (t .eq. 0)) then
f = addfile(wrf_file(0,0), "r")
time_zero_string = chartostring(f->Times )
print(time_zero_string)
time_unit = "hours since "+time_zero_string +"z"
time@units = time_unit
time!0 = "time"
time&time = time
time@long_name = "time"
print(time)
temp = f->T2(0,:,:)
nxny = dimsizes(temp)
nx = nxny(1)
ny = nxny(0)
ptile_005 = floattointeger(0.05 * nx * ny * ns)
ptile_095 = floattointeger(0.95 * nx * ny * ns)
print((/ ptile_005,ptile_095 /))
t2m_all = new( (/ns, nt-1, ny, nx/), float)
t2m_max = new( nt, float)
t2m_all!0 = "scenario"
t2m_all!1 = "time"
t2m_all!2 = temp!0
t2m_all!3 = temp!1
t2m_all@description = temp@description
t2m_all@units = temp@units
t2m_all&time = time(1:nt-1)
t2m_max!0 = "time"
t2m_max@description = "maxium 2-m air temperature for a given set of scenarios"
t2m_max@units = "deg F"
t2m_max&time = time
t2m_min = t2m_max
t2m_min@description = "maxium 2-m air temperature for a given set of scenarios"
printVarSummary(t2m_all)
printVarSummary(t2m_max)
printVarSummary(t2m_min)
delete(temp)
end if
if (t .gt. 0) then
f = addfile(wrf_file(s,t), "r")
t2m_all(s,t-1,:,:) = f->T2(0,:,:)
end if
end do
if (t .gt. 0) then
temp = ndtooned(t2m_all(:,t-1,:,:))
qsort(temp)
t2m_max(t) = (max(temp) - 273.17) * 9. / 5. + 32
t2m_min(t) = (min(temp) - 273.17) * 9. / 5. + 32
t2m_max(t) = (temp(ptile_095) - 273.17) * 9. / 5. + 32
t2m_min(t) = (temp(ptile_005) - 273.17) * 9. / 5. + 32
end if
end do
print(t2m_max)
print(t2m_min)
print((/ ptile_005,ptile_095,(nx*ny*ns) /))
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; Color Tables
;
;
; PRISM Graphical Products (good for monthly)
; http://www.prism.oregonstate.edu/
;
ahps_6hrly = (/ 0.01,0.10,0.25,0.50,0.75,1.0,1.25,1.5,2.0,2.5,3,4,5,6,7 /)*25.4
ahps_daily = (/ 0.01,0.10,0.25,0.50,0.75,1.0,1.5,2.0,2.5,3,4,5,06,08,10 /)*25.4
ahps_monthly = (/ 0.01,0.10,0.25,0.50,1.00,1.5,2.0,3.0,4.0,5,6,8,10,15,20 /)*25.4
ahps_colors = (/ (/ 1.00000,1.00000,1.00000 /), \ ; Foreground
(/ 0.00000,0.00000,0.00000 /), \ ; Background
(/ 1.00000,1.00000,1.00000 /), \ ; 0 (white)
(/ 0.68628,0.93333,0.93333 /), \ ; 0.01
(/ 0.00392,0.63137,0.96078 /), \ ; 0.10 (cyan)
(/ 0.01176,0.00000,0.96471 /), \ ; 0.25
(/ 0.60392,0.80392,0.19608 /), \ ; 0.50
(/ 0.00392,0.78431,0.00392 /), \ ; 0.75
(/ 0.00000,0.56863,0.00000 /), \ ; 1.00
(/ 0.98824,0.97255,0.01176 /), \ ; 1.25
(/ 0.99216,0.76471,0.00588 /), \ ; 1.50
(/ 0.99608,0.55686,0.00000 /), \ ; 2.00
(/ 1.00000,0.50000,0.50000 /), \ ; 2.50
(/ 1.00000,0.00000,0.00000 /), \ ; 3.00
(/ 0.40000,0.00000,0.00000 /), \ ; 4.00
(/ 1.00000,0.73333,1.00000 /), \ ; 5.00
(/ 0.47843,0.21569,0.54510 /), \ ; 6.00
(/ 0.40784/3*2,0.13333/3*2,0.54509/3*2 /) /) ; 7.00
shading_contours = ahps_6hrly
shading_colors = ahps_colors
ahps_max = 17
ahps_min = 2
bwr_min = 19
bwr_max = 39
bwr_range = bwr_max-bwr_min+1.0
ahps_color_range = ispan(ahps_min,ahps_max,1)
bwr_color_range = ispan(bwr_min,bwr_max,1)
if ( convert_to_inches .eq. 1 ) then
shading_contours = shading_contours / 25.4 ; mm to inches
end if
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; Open Plotting Device for Graphics Output and Set Color Table
;
wks = gsn_open_wks(output_format ,dir_local + "./wrf_ensemble" )
gsn_define_colormap(wks, shading_colors )
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; Loop em through
;
do t = 1, nt-1
plot = new((/ 2*ns /), graphic)
do s = 0, ns-1
f = addfile(wrf_file(s,t), "r")
time_chars = f->Times
time_valid = chartostring(time_chars(:,0:12)) + " UTC"
time_valid_string = sprinti("SDSMT WRF Ensemble %0.2i-hr Fx Valid @ ",time(t)) + time_valid
print(time_valid_string)
lat2d = f->XLAT(0,:,:)
lon2d = f->XLONG(0,:,:)
u10 = f->U10(0,:,:) * 1.94384449 ; kts ; (Time, south_north, west_east)
v10 = f->V10(0,:,:) * 1.94384449 ; kts ;
t2m = (f->T2(0,:,:) - 273.17) * 9. / 5. + 32
t2mC = (f->T2(0,:,:) - 273.17)
mslp = wrf_user_getvar(f,"slp",0) ; Get MSLP
mslp@lon2d = lon2d
mslp@lat2d = lat2d
mslp@units = "hPa"
u10@lon2d = lon2d
u10@lat2d = lat2d
u10@units = "kt"
v10@lat2d = lat2d
v10@lon2d = lon2d
v10@units = "kt"
t2m@lon2d = lon2d
t2m@lat2d = lat2d
t2m@units = "deg F"
t2mC@lon2d = lon2d
t2mC@lat2d = lat2d
t2mC@units = "deg C"
rainc = f->RAINC(0,:,:) / 25.4 ; (Time, south_north, west_east)
rainnc = f->RAINNC(0,:,:) / 25.4
total_precip = rainc + rainnc
dimll = dimsizes(lat2d)
ny = dimll(0)
nx = dimll(1)
if ((s .eq. 0) .and. (t.eq.1)) then
old_prec = new((/ ns, ny, nx /), float)
end if
if (t .eq. 1) then
prec3hr = total_precip
end if
if (t .gt. 1) then
prec3hr = total_precip - old_prec(s,:,:)
end if
old_prec(s,:,:) = total_precip(:,:)
prec3hr@lon2d = lon2d
prec3hr@lat2d = lat2d
prec3hr@units = "in"
res = True ; plot mods desired
res@gsnMaximize = True ; maximize size
res@gsnBoxMargin = 0 ; no box margin
cnres = res
res@gsnDraw = False ; Turn off draw.
res@gsnFrame = False ; Turn off frame advance.
res@mpFillOn = False ; turn off map fill
res@mpProjection = "LambertConformal"
res@mpLambertParallel1F = f@TRUELAT1
res@mpLambertParallel2F = f@TRUELAT2
res@mpLambertMeridianF = f@CEN_LON
res@mpLimitMode = "Corners"
res@mpLeftCornerLatF = lat2d(0,0)
res@mpLeftCornerLonF = lon2d(0,0)
res@mpRightCornerLatF = lat2d(ny-1,nx-1)
res@mpRightCornerLonF = lon2d(ny-1,nx-1)
res@pmLabelBarOrthogonalPosF = -0.05 ; Move labelbar closer to plo
res@mpOutlineOn = True
res@mpOutlineBoundarySets = "AllBoundaries" ; all boundaries
res@pmLabelBarOrthogonalPosF = -0.05 ; Move labelbar closer to plo
res@mpNationalLineThicknessF = 1.5
res@mpGeophysicalLineThicknessF = 1.5
res1 = res ; surface maps
res2 = res ; precip maps
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; Plot sea-level pressure, temperatures and 10-m winds
;
res1@tiMainString = ens_label(s)
res1@gsnLeftString = "MSLP/10-m Winds/2-m Temp"
res1@gsnRightString = "hPa/kts/~S~o~N~F"
res1@gsnScalarContour = True ; enable contours
res1@gsnSpreadColors = True ; use full range of colors
;
; resX does the master maps [vectors(vc*) and shaded contours(cn*)]
; Levels are automatic for this plot and the default settings
; indeed call for automated leveling
res1@cnLineLabelsOn = True ; turn on line labels
res1@cnFillOn = True ; color plot desired
res1@cnLinesOn = False ; turn off contour lines
res1@cnFillMode = "RasterFill" ; raster
res1@cnLineLabelsOn = False ; turn off contour labels
res1@lbLabelAutoStride = True ; skip legend labels as needed
res1@mpOutlineOn = True
res1@cnLevelSelectionMode = "ManualLevels" ; manual contour levels
res1@cnMinLevelValF = floattointeger(t2m_min(t)) ; min level
res1@cnMaxLevelValF = floattointeger(t2m_max(t)) ; max level
res1@cnLevelSpacingF = ceil((res1@cnMaxLevelValF-res1@cnMinLevelValF)/13.) ; contour interval
res1@vcGlyphStyle = "WindBarb"
res1@vcRefLengthF = 0.025 ; ref vec length
res1@vcMinDistanceF = 0.025 ; larger means sparser
res1@vcWindBarbTickLengthF = 0.4 ; default 0.3
res1@vcRefAnnoOn = False
res2@lbLabelAngleF = 315.
res2@lbLabelJust = "centerLeft"
;
; cnresX are the settings for addition contour overlays
;
cnres1 = True
cnres1@tfDoNDCOverlay = True ; don't transform
cnres1@gsnDraw = False ; Turn off draw.
cnres1@gsnFrame = False ; Turn off frame advance.
cnres1@cnFillOn = False ; just plain contours (no color fills)
cnres1@cnLinesOn = True ; turn lines on
cnres1@cnLineLabelsOn = True ; turn line labels on
cnres1@cnLevelSelectionMode = "ManualLevels" ; manual contour levels
cnres1@cnLevelSpacingF = 2 ; contour interval
cnres1@cnMinLevelValF = 950 ; min level
cnres1@cnMaxLevelValF = 1500 ; max level
cnres1@cnHighLabelsOn = True ; mark your highs
cnres1@cnLowLabelsOn = True ; same for lows
cnres1@cnLineLabelBackgroundColor = "background" ; no lines through labels
cnres1@cnLineColor = "Black"
cnres1@cnLineLabelFontColor = cnres1@cnLineColor
cnres1@cnLineThicknessF = 1.5
plot(0*3+s) = gsn_csm_vector_scalar_map(wks,u10,v10,t2m,res1)
plot_contours1 = gsn_contour(wks,mslp,cnres1)
overlay(plot(0*ns+s), plot_contours1)
res2@tiMainString = ens_label(s)
res2@gsnLeftString = "6-hrly Precip"
res2@gsnRightString = "in"
res2@gsnScalarContour = True ; enable contours
res2@gsnSpreadColors = True ; use full range of colors
res2@cnLevels = shading_contours ; contour/shade levels
res2@cnFillOn = True ; color plot desired
res2@cnLinesOn = False ; turn off contour lines
res2@cnLineLabelsOn = False ; turn off contour labels
res2@cnFillMode = "AreaFill" ; raster
res2@cnLevelSelectionMode = "ExplicitLevels" ; explicit [unequal] cn levels
res2@gsnMaximize = True ; maximize size
res2@gsnSpreadColors = False ; use full range of colormap
res2@cnFillColors = ahps_color_range ; manual color selection
res2@mpOutlineOn = True
res2@mpOutlineDrawOrder = "PostDraw"
res2@lbLabelAngleF = 315.
res2@lbLabelJust = "centerLeft"
res2@mpPerimOn = True ; turn off box around plot
res2@mpPerimDrawOrder = "PostDraw"
cnres2a = cnres1
cnres2b = cnres1
cnres2a@cnLevelSelectionMode = "ManualLevels"
cnres2a@cnHighLabelsOn = False ; mark your highs
cnres2a@cnLowLabelsOn = False ; same for lows
cnres2a@cnLevelSelectionMode = "ExplicitLevels" ; explicit [unequal] cn levels
cnres2a@cnLevels = (/ 0 /) ; contour/shade levels
cnres2a@cnLineLabelStrings = (/"0~S~o~N~C"/)
cnres2a@cnLineLabelFontColor = "Red"
cnres2a@cnLineColor = cnres2a@cnLineLabelFontColor
cnres2a@cnExplicitLineLabelsOn = True
cnres2a@cnLineThicknessF = 1.
cnres2b@cnLevelSelectionMode = "ManualLevels"
cnres2b@cnLevelSelectionMode = "ExplicitLevels" ; explicit [unequal] cn levels
cnres2b@cnHighLabelsOn = False ; mark your highs
cnres2b@cnLowLabelsOn = False ; same for lows
cnres2b@cnLevels = (/ 0.0005 /) ; contour/shade levels
cnres2b@cnLineLabelStrings = (/"T"/)
cnres2b@cnLineLabelFontColor = "Cyan"
cnres2b@cnLineColor = "Cyan"
cnres2b@cnExplicitLineLabelsOn = True
cnres2b@cnLineThicknessF = 1.
plot(1*ns+s) =gsn_csm_contour_map(wks,prec3hr,res2)
plot_contours2a = gsn_contour(wks,t2mC,cnres2a)
plot_contours2b = gsn_contour(wks,prec3hr,cnres2b)
overlay(plot(1*ns+s), plot_contours2a)
overlay(plot(1*ns+s), plot_contours2b)
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
result = systemfunc("gzip -v9 "+wrf_file(s,t))
end do
resP = True ; modify the panel plot
resP@txString = time_valid_string
resP@gsnLeftString = " "
resP@gsnRightString = " "
resP@gsnMaximize = True
resP@gsnOrientation = "Landscape"
resP@gsnPaperOrientation = "Landscape"
gsn_panel(wks,plot,(/2,ns/),resP)
end do
;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
end