nearest_stations_imgw: List of nearby meteorological or hydrological IMGW-PIB stations in Poland
Description
Returns a data frame of meteorological or hydrological stations with their coordinates in particular year.
The returned object is valid only for a given year and type of stations (e.g. "synop", "climate" or "precip"). If add_map = TRUE additional map of downloaded data is added.
Usage
nearest_stations_imgw(
type = "meteo",
rank = "synop",
year = 2018,
add_map = TRUE,
point = NULL,
no_of_stations = 50,
...
)
Value
A data.frame with a list of nearest stations. Each row represents metadata for station which collected measurements in a given year. Particular columns contain stations metadata (e.g. station ID, geographical coordinates, official name, distance in kilometers from a given coordinates).
Arguments
type
data name; "meteo" (default), "hydro"
rank
rank of the stations: "synop" (default), "climate", or "precip"; Only valid if type = "meteo"
year
select year for searching nearest station
add_map
logical - whether to draw a map for a returned data frame (requires maps/mapdata packages)
point
a vector of two coordinates (longitude, latitude) for a point we want to find nearest stations to (e.g. c(15, 53)); If not provided calculated as a mean longitude and latitude for the entire dataset
no_of_stations
how many nearest stations will be returned from the given geographical coordinates. 50 used by default
...
extra arguments to be provided to the graphics::plot() function (only if add_map = TRUE)