Calculate the wind speed from Eastward and Northward Near-Surface Wind

This function performs the calculation of the wind speed from Eastward and Northward Near-Surface Wind as input applying the formula: \(ws = \sqrt(u^2 + v^2)\).

Usage

windspeed_calculator(
  folder_uas,
  folder_vas,
  folder_out,
  col_name = "20020101",
  file_name_output = "ws",
  pattern = ".txt$"
)

Arguments

folder_uas

Path of the input Eastward Near-Surface Wind files (as u component).

folder_vas

Path of the input Northward Near-Surface Wind files (as v component).

folder_out

Path where to save the transformed files

col_name

The column name for the tables on the output. Usually, the first date of the time series.

file_name_output

Character string for the Wind speed files on output.

pattern

an optional regular expression. Only file names which match the regular expression will be returned.

Value

Files with the same temporal resolution as the input.