+ Select a continous time period

expert
SOURCES .NOAA .NCEP .EMC .CMB .GLOBAL .Reyn_SmithOIv1 .weekly .sst
T (17 Nov 1982) (29 Dec 2001) RANGE
link

+ Select a discontinous time period

expert
SOURCES .NOAA .NCDC .DAILY .GLOBALSOD IWMO 466960 VALUE .mean .temp
T (3-4 Sep 1995-1999) RANGE
link

expert
SOURCES .NOAA .NCDC .DAILY .GLOBALSOD IWMO 466960 VALUE .mean .temp
T (4 Jan 1999) (31 Dec 1999) RANGE
T 7 STEP
link

+ Select a single grid point

expert
SOURCES .NOAA .NCEP .EMC .CMB .GLOBAL .Reyn_SmithOIv1 .climatology .sst
Y (25N) VALUES
X (120E) VALUES
link

+ Select a region of grid points

expert
SOURCES .NOAA .NCEP .EMC .CMB .GLOBAL .Reyn_SmithOIv1 .climatology .sst
Y (10S) (10N) RANGE
X (70W) (20W) RANGE
or
Y (-10) (10) RANGE
X (-70) (-20) RANGE
link

+ Select stations

expert
SOURCES .NOAA .NCDC .DAILY .GLOBALSOD
IWMO 875740 875760 875850 VALUES
link

+ Select stations within a region

expert
SOURCES .NOAA .NCDC .DAILY .GLOBALSOD
lon 290 340 masknotrange SELECT
lat -10 10 masknotrange SELECT
link

+ Masks and Flags

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024. maskgt
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024. masklt
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024. flaggt
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024. flagle
link

+ Addition: add

expert
2
3
add
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
5. add
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .sensible .heat_flux
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .latent .heat_flux
add
link

+ Subtraction: sub

expert
18.
2.
sub
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
273.15
sub
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .sensible .heat_flux
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .latent .heat_flux
sub
link

+ Multiplication: mul

expert
2.
3.
mul
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
5
mul
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .u
mul
link

+ Division: div

expert
18
2
div
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
5
div
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .taux
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .above_ground .u
div
link

+ Exponent and logs: mul, sqrt, eexp, ln, log, X Y exch ln mul eexp

expert
2
3
exch ln mul eexp
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
1000 P div
0.286 exch ln mul eexp
mul
link

+ Average

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
[X Y]average
link

+ Monthly climatology

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
T (Jan 1949) (Dec 2001) RANGE
yearly-climatology
link

+ Anomaly

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
dup [T]average
sub
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
yearly-anomalies
link

+ Chunk average

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
T 3 boxAverage
link

+ Running average

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp
T 3 runningAverage
link

+ Root Mean Squared (RMS)

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
[T]rmsover
link

+ Root Mean Squared with mean removed (RMSA)

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
[T]rmsaover
link

+ Minimum or maximum

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp
273.15 sub
T 12 boxAverage
[X Y]maxover
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp
273.15 sub
[T] minover
link

+ Set minimum or maximum

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024 min
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
100. div
1024 max
link

+ Detrend

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp yearly-anomalies
[T]detrend-bfl
link

+ Smoothing

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .rhum
[X Y]1 SM121
link

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp
[T]16 SM121
link

+ Standardize

expert
SOURCES .KAPLAN .Indices .NINO3 .avGOSTA
[T]standardize
link

+ Correlation

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .MSL .pressure
T (Jan 1949) (Dec 2001) RANGE
yearly-anomalies
SOURCES .Indices .nino .EXTENDED .NINO3
T (Jan 1949) (Dec 2001) RANGE
[T]correlate
link

+ EOFs

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .temp
Y 0 90 RANGE
T (Jan 1949) (Dec 2001) RANGE
yearly-anomalies
{Y cosd}[X Y][T]svd
link

+ Partial derivatives

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
a:
X partial
Y cosd div
X :a: .X REGRID
:a
110000. div
link: X partial

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
a:
Y partial
Y :a: .Y REGRID
:a
110000. div
link: Y partial

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
a:
T partial
T :a: .T REGRID
:a
30. div
86400. div
link: T partial

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
a:
P partial
P :a: .P REGRID
:a
100. div
link: P partial

+ Definite integral

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
P 10 1000 definite-integral
100. mul
link: P definite integral

+ Rename a grid

expert
SOURCES .NASA .GPCP .V2p2 .satellite-gauge .prcp
X /lon renameGRID
link

+ Change units

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .surface .pressure
100. div
/units (mb) def
link

+ Duplicate variable: dup

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Intrinsic .PressureLevel .temp
dup
link

+ Exchange stack order: exch

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .sensible .heat_flux
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .latent .heat_flux
exch
link

+ Nip variable: nip

expert
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .sensible .heat_flux
SOURCES .NOAA .NCEP-NCAR .CDAS-1 .MONTHLY .Diagnostic .surface .latent .heat_flux
nip
link