bdmep_import: Import data from Brazilian meteorological stations

Description Usage Arguments Details Value Author(s) Examples

View source: R/bdmep.R

Description

Import data from Brazilian meteorological stations

Usage

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bdmep_import(
  id = c("83844", "83967"),
  sdate = "01/01/1961",
  edate = format(Sys.Date(), "%d/%m/%Y"),
  email = "your@email.com",
  passwd = "your-password",
  verbose = TRUE,
  destdir = NULL,
  na.strings = "-9999"
)

Arguments

id

A character vector with codes of meteorological stations

sdate

Start date in "d/m/Y" format

edate

End date in "d/m/Y" format, default values format(Sys.Date(), "%d/%m/%Y")

email

E-mail to access BDMEP

passwd

Password to access BDMEP

verbose

If TRUE, prints login sucessfull.

destdir

A character string with the path where the downloaded data is saved. If it is NULL, data will not be saved in disk.

na.strings

a character string which is to be interpreted as NA values. na.strings is only used when destdir is not NULL.

Details

The data are in sub-daily time scale. A minimum data quality control is applied to the data. This include: a chronological sequence check; filling data from missing dates with NA; remove duplicated data. Time variables (year, month, day, hour) are aggregated into a POSIX object in UTC

Value

A data frame with variables in columns (see bdmep_description) and observations (date and time) along rows.

Author(s)

Jonatan Tatsch

Examples

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## Not run: 
# download data for Santa Maria and Porto Alegre
metdata <- bdmep_import(id = c("83936", "83967"),
                        sdate = "01/01/2015", # could be "01/01/1961"
                        edate = format(Sys.Date(), '%d/%m/%Y'),
                        email = "your@email.com",
                        passwd = "your-password",
                        verbose = TRUE)
head(metdata)
tail(metdata)
summary(metdata)

## End(Not run)

lhmet/inmetr documentation built on Aug. 27, 2020, 6 a.m.