A

aave()
abs()
acos()
Aggregate data files
amax()
amaxlocx()
amaxlocy()
amean()
amin()
aminlocx()
aminlocy()
Animation
set annot
set antialias
set arrlab
set arrowhead
set arrscl
ASCII data
asin()
asum()
asumg()
atan2()
atot()
q attr
ave()

B

set background
set barbase
set barbopts
set bargap
set baropts
basemap.gs
Basic operation
Binary data sets
set black
BUFR format
bufrscan
Build from source
draw button
redraw button
set button

C

q cache
q cachesf
set cachesf
Cascading dropmenus
set ccolor
set ccols
cdiff()
chsub
set chunksize
set cint
set clab
clear
set clevs
set clip
set clopts
close
set clskip
set cmark
set cmax
set cmin
collect
coll2gr()
Default Colors
Controlling Colors
Command line editing
Commands: attribute
Compression
q config
const()
q contours
Control file
Correlation, spatial
Correlation, temporal
cos()
set coslat
Cross sections
set csmooth
set cstyle
set cterp
q ctlinfo
set cthick

D

Data Descriptor Files:
  Elements
  for BUFR data
  for Gridded data
  for NetCDF/HDF files
  for Station data
Data sets (gridded)
Data sets (station)
set datawarn
q dbf
set dbuff
define
q define
q defval
set defval
Degree symbol
set dfile
q dialog
set dialog
set dignum
set digsiz
Dimension environment
q dims
disable fwrite
disable print
display
set display
Displaying data
Displaying metafiles
draw button
draw dropmenu
draw line
draw map
draw mark
draw polyf
draw rec
draw recf
draw shp
draw string
draw title
draw wxsym
draw xlab
draw ylab
Drawing tips
draw dropmenu
set dropmenu

E

set e
eloop
enable print
q ens
set ens
Ensemble dimension
Environment variables
exec
exp()
Expressions
External utilites

F

set fgvals
q file(s)
flush
fndlvl()
Font control
Font file
set font
set frame
disable fwrite
q fwrite
set fwrite
Functions: alpha
Functions: attribute
Math Functions

G

set geotiff
gint()
gr2stn()
q gr2w
q gr2xy
set grads
grads
gradsc
gradsdap
gradsdods
gradshdf
gradsnc
GradsPy
Graphics plug-ins
GRIB format
gribmap
gribscan
grib2scan
set grid
set gridln
gsfallow()
gsfpath()
gxeps
q gxinfo
q gxout
set gxout
gxprint
gxps
gxtran

H

hardcopy output
hcurl()
HDF-SDS format
hdivg()
help
set hempref
set hershey

I

if()
image output
set imprun

J

K

set kml

L

set lat
set lev
set lfcols
script library
draw line
set line
log()
log10()
set log1d
set lon
set loopdim
set looping
lterp()
set lwid

M

mag()
map projections
draw map
set map
draw mark
maskout()
math functions
max()
maxloc()
set mdlopts
mean()
metafiles
min()
minloc()
set missconn
set misswarn
modify
set mpdraw
set mpdset
set mproj
set mpt
set mpvals
multi-panel plots

N

NetCDF format

O

oabin()
oacres()
offt
open
outxwd

P

Page control
set parea
Pattern filling
PDEF
pdefwrite
Plot area
Plug-ins
set poli
draw polyf
q pos
pow()
print
disable print
enable print
printim
set prnopts
Python interface

Q

q (query)
q attr
q dbf
q define
q dialog
q ens
q fwrite
q pos
q sdfwrite
q shades
q shp
q shpopts
quick: commands
quick: scripts
quit

R

set rband
set rbcols
set rbrange
Real page
draw rec
draw recf
redraw button
reset
reinit
Reinitialization
set rgb
run

S

s2g1d()
Scatter plots
scorr()
screen
Script functions
Script library
Scripting language
sdfopen
sdfwrite
q sdfwrite
set sdfattr
set sdfwrite
set annot
set antialias
set arrlab
set arrowhead
set arrscl
set background
set barbase
set bargap
set baropts
set black
set button
set cachesf
set ccolor
set ccols
set cint
set chunksize
set clab
set clevs
set clip
set clopts
set clskip
set cmark
set cmax
set cmin
set cmin
set coslat
set cstyle
set cterp
set cthick
set datawarn
set dbuff
set defval
set dfile
set dialog
set dignum
set digsiz
set display
set dropmenu
set ens
set fgvals
set font
set frame
set fwrite
set grads
set geotiff
set grid
set gridln
set gxout
set hempref
set hershey
set imprun
set kml
set lat
set lev
set lfcols
set line
set log1d
set lon
set loopdim
set looping
set lwid
set map
set mdlopts
set missconn
set misswarn
set mpdraw
set mpdset
set mproj
set mpt
set mpvals
set parea
set poli
set prnopts
set rband
set rbcols
set rbrange
set rgb
set sdfattr
set sdfwrite
set shp
set shpattr
set shpopts
set stat
set stid
set stnprint
set string
set strmden
set strmopts
set strsiz
set t
set tile
set time
set timelab
set tlsupp
set undef
set vpage
set vrange
set vrange2
set warn
set wxcols
set wxopt
set x
set xaxis
set xflip
set xlab
set xlabs
set xlevs
set xlint
set xlopts
set xlpos
set xsize
set xyrev
set y
set yaxis
set yflip
set ylab
set ylabs
set ylevs
set ylint
set ylopts
set ylpos
set z
set zlog
query shades
Shapefiles
!shell
draw shp
q shp
set shp
q shpopts
set shpopts
sin()
skip()
smth9()
sqrt()
sregr()
Starting GrADS
set stat
about Station data
using Station data
set stid
stnave()
stnmin()
stnmap
stnmax()
set stnprint
String formatting
draw string
q string
set string
set strmden
set strsiz
sum()
sumg()
Supplibs (2.1)
Supplibs (2.2)
swap

T

set t
tan()
tcorr()
Templates
Text data
set tile
q time
set time
set timelab
draw title
tloop()
set tlsupp
tmave()
Transparent colors
tregr()
Tutorial
tvrh2q()
tvrh2t()

U

q undef
set undef
undefine
User-Defined Functions
User-Defined Plug-ins
UDPT
User's Guide
external Utilites

V

Variables
vint()
Virtual page
set vpage
set vrange
set vrange2

W

q w2gr
q w2xy
set warn
wi
Widgets
set wxcols
set wxopt
draw wxsym

X

set x
set xaxis
xdfopen
set xflip
draw xlab
set xlab
set xlabs
set xlevs
set xlint
set xlopts
set xlpos
set xsize
set xyrev
q xy2gr
q xy2w

Y

set y
set yaxis
set yflip
draw ylab
set ylab
set ylabs
set ylevs
set ylint
set ylopts
set ylpos

Z

set z
set zlog