Package index • metR

Package information

metR-package metR: metR: Tools for Easier Analysis of Meteorological Fields

ggplot2 extension

stats, geoms and other ggplot2 extensions

geom_arrow() geom_vector(): Arrows

geom_contour2() stat_contour2(): 2d contours of a 3d surface

geom_contour_fill() stat_contour_fill(): Filled 2d contours of a 3d surface

geom_contour_tanaka(): Illuminated contours

geom_relief() geom_shadow(): Relief Shading

geom_streamline() stat_streamline(): Streamlines

geom_label_contour() geom_text_contour(): Label contours

is.cross() cross(): Cross pattern

stat_na(): Filter only NA values.

stat_subset(): Subset values

as.discretised_scale() scale_fill_discretised() scale_fill_divergent_discretised() discretised_scale(): Create discretised versions of continuous scales

scale_label_colour_continuous() scale_label_alpha_continuous() scale_label_size_continuous(): Scales for contour label aesthetics

scale_colour_divergent() scale_color_divergent() scale_fill_divergent(): Divergent colour scales

scale_x_longitude() scale_y_longitude() scale_x_latitude() scale_y_latitude() scale_x_level() scale_y_level(): Helpful scales for maps

scale_mag() scale_mag_continuous(): Scale for vector magnitudes

reverselog_trans(): Reverse log transform

ggplot2 helpers

functions that help in plotting

MakeBreaks() AnchorBreaks(): Functions for making breaks

WrapCircular(): Wrap periodic data to any range

LonLabel() LatLabel(): Label longitude and latitude

label_placer_fraction() label_placement_fraction() label_placer_n() label_placement_n() label_placer_random() label_placement_random() label_placer_all() label_placement_all() label_placer_flattest() label_placement_flattest() label_placer_minmax() label_placement_minmax(): Functions to place contour labels

sa_pressure() sa_height() sa_temperature() sa_height_trans() sa_pressure_trans() sa_height_breaks() sa_height_axis() sa_pressure_axis(): Standard atmosphere

Smooth2D() smooth_dct() smooth_svd(): Smooths a 2D field

Physics

functions related to physical processes

IdealGas() Adiabat() VirtualTemperature() MixingRatio() ClausiusClapeyron() DewPoint(): Thermodynamics

coriolis() f() coriolis.dy() f.dy(): Effects of the Earth's rotation

Derivate() Laplacian() Divergence() Vorticity(): Derivate a discrete variable using finite differences

GeostrophicWind(): Calculate geostrophic winds

WaveFlux(): Calculate wave-activity flux

EPflux(): Computes Eliassen-Palm fluxes.

Data Manipulation

get and manipulate data

ReadNetCDF() ParseNetCDFtime() OpenNetCDF() GlanceNetCDF(): Read NetCDF files.

MaskLand(): Mask

GetTopography(): Get topographic data

GetSMNData(): Get Meteorological data This function is defunct.

EOF(): Empirical Orthogonal Function

denormalise() denormalize(): Denormalise eof matrices

ImputeEOF(): Impute missing values

Impute2D(): Impute missing values by linear or constant interpolation

Interpolate(): Bilinear interpolation

Trajectory(): Compute trajectories

FitWave() BuildWave() FilterWave() WaveEnvelope(): Fourier transform functions

FitLm() ResidLm() Detrend(): Fast estimates of linear regression

Helpers

other helpers

`%~%` Similar(): Extended logical operators

season() seasonally() is.full_season(): Assign seasons to months

Anomaly(): Anomalies

Percentile(): Percentiles

Mag() Angle(): Magnitude and angle of a vector

JumpBy(): Skip observations

ConvertLongitude(): Converts between longitude conventions

dlon() dlat() dx() dy(): Transform between spherical coordinates and physical coordinates

as.path(): Interpolates between locations

cut(<eof>): Remove some principal components.

Datasets

sample datasets

geopotential: Geopotential height

temperature: Air temperature

surface: Surface height