stickplot.dat.arrows: windspeed and direction helper functions for base plotting

In SwampThingPaul/AnalystHelper: Helper functions developed over the years to extract and format data

windspeed and direction helper functions for base plotting

Description

windspeed and direction helper functions for base plotting

Usage

stickplot.dat.arrows(DateTime, WSPD, WD, data, ...)

Arguments

DateTime	Date and time field as.POSIXct
WSPD	Wind speed in m/s
WD	Wind direction in degrees
data	data.frame()

Value

draws line segments in the direct of wind with length corresponding to speed.

Examples

## Not run: 
wx.dat2005=read.table("https://www.ndbc.noaa.gov/view_text_file.php?filename=lonf1h2005.txt.gz&dir=data/historical/stdmet/",sep="",header=T,na.strings=c("99","999","9999.0"))

plot(WSPD~DateTime.EST,wx.dat2005.tmp,type="n",ylab="Wind Speed (m/s)",ylim=c(-20,30))
stickplot.dat.arrows(DateTime.EST,WSPD,WD,wx.dat2005.tmp,col="green",lty=1,lwd=1)

## End(Not run)

SwampThingPaul/AnalystHelper documentation built on March 29, 2024, 6:41 p.m.