v1.8

Version 1.8.0 (2023-06-17)

• readDWD.grib2: pack option rgdal removed.
• all instances of raster/rgdal/sp code replaced with terra code
• cross references and website improved

v1.7

Version 1.7.0 (2023-04-14)

• dataDWD: dir default set to locdir()
• interactive weather comparison app added
• findID+selectDWD: new argument failempty to stop instead of warn if name does not match
• readDWD.grib2: rgdal retirement warning added
• dataDWD + readDWD: new argument hr to auto-merge historical and recent files
• createIndex: speed and correctness improved
• runLocalTests: tests expanded, internally restructured
• readDWD: new argument quietread
• the NEWS file is completely reformatted and changed into NEWS.md

v1.6

Version 1.6.0 (2022-05-30)

new functions

• plotDWD
• locdir (will replace fixed "DWDdata" folder in dataDWD)
• readDWD.deriv
• readDWD.rklim
• readDWD.pdf
• validFileTypes (charstring vector)

improvements

• selectDWD: is completely rewritten and now vectorizes expandingly
• reading functions: use latin1 encoding
• dataDWD: new argument method, new default for overwrite
• several improvements for input checks, messages, tests and documentation
• metaInfo: accepts custom index
• readDWD.radar: new argument dividebyten
• readDWD.grib2: new argument pack
• website: new use case daily radar files

oldselect

This is a release before major internal changes in selectDWD are coming in.

v1.5

Version 1.5.0 (2021-04-08)

API changes:

• readVars: new argument 'quiet' (for updateIndexes)
• readDWD.grib2: initial release
• projectRasterDWD: new argument adjust05
• dataDWD: new default: dbin=TRUE

enhancements / bug fixes:

• readDWD.data: fread checks for system command unzip, prints final value in message
• dataDWD: unfound URL messages also link to website fileIndex in German locale
• updateRdwd: version and date comparison improved, print local version if newer than on github
• createIndex: improved recognition of "Beschreibung_Stationen" meta files
• dwdparams + updateIndexes: missing/duplicate Kurz entry messages improved
• readDWD: subfunction names in elegant message outside the loop to avoid interrupted progbars.
• indexFTP + dirDWD: trailing slashes removed with regexp
• fileType: more informative message for failed type determination
• DEU: now derived from NUTS regions and with new CRS (along with EUR)
• runLocalTests: improved logfiles, false positive messages removed

website changes:

• package structure moved to first chapter
• fread instructions expanded
• FTP Folder list expanded
• more messages / warnings suppressed that are irrelevant to readers
• linked to in seeAlso sections of suitable function documentations
• Website: redirected man pages are now correctly linked to (e.g. fileIndex -> index)
• Documentation and dataset links are now opened in a new window
• new use case: values at locations in grid
• FTP address updated everywhere

v1.4.0

Version 1.4.0 (2020-07-31)

API changes:

• dataDWD: argument 'file' renamed to 'url' to avoid confusion with local file names
• readDWD: 'fread' default set to NA. This is an experiment, see issue #22
• readDWD: now has argument type (determined by new function fileType) to replace the ever growing list of types
• dataDWD, readDWD, selectDWD: order of arguments changed to reflect importance
• plotRadar: gains arguments axes, las, zlim, col, mar, keeppar. main now defaults to (and correctly keeps) x@title.
• selectDWD: gains argument remove_dupli to ignore DWD file upload errors
• readDWD.*: All subfunctions message their identity and have a 'quiet' argument
• new function: rdwdquiet()
• readDWD.meta: station and bundesland names are now char instead of factor (since R 4.0.0)
• indexFTP: new argument 'fast' to read file tree with data.table
• createIndex: gains argument checklog
• runLocalTests: new arguments for devtools::check and checkIndex
• readVars: params now an explicit argument (defaults to dwdparams)

enhancements / bug fixes:

• EUR: extends further east for plots with large width compared to height
• updateRdwd: unloads package before installation and informs about the need to re-load
• checkIndex: new check for duplicate meta files, writes to logfile (append, no overwrite), nicer path print, logs modification time of index files
• lldist: fix error that occurred when a df with a single row was given
• runLocalTests: warning logfile cleared before writing, checkIndex results included, false positives removed, on github
• source code function argument sections all have line breaks (except readDWD.*)
• documentation source code now is written in markdown, source files have been reorganized
• cross-references in documentation improved
• metaInfo: from/to columns date conversion corrected
• indexFTP + dataDWD: up to date and centralized sleep information
• dataDWD: Download failure message improved, refer to fileIndex section on homepage if applicable.
• readDWD.nc: ncdf warning suppressed
• selectDWD: combines all warnings within the loop to a single message

website changes:

• improved (and stand-alone) fileIndex section
• plotRadar used for nice maps
• huxtable fixed
• use global quiet option instead of explicit quiet=TRUE all the time
• history section added
• package schematic revamped completely

---

---

Version 1.3.1 (2020-02-18)

API changes:

• projectRasterDWD: latlon=T/F replaced with targetproj
• readDWD.binary: output list element renamed to 'dat' (from 'data') for consistency with other functions
• dataDWD: new argument dbin
• new functions: updateRdwd, plotRadar

enhancements / bug fixes:

• readDWD.data: now correctly reads 10 minute timestamps
• readDWD.meta: column widths identified more elegantly and safely
• indexFTP: warn about requests to https instead of ftp servers, new argument exclude.latest.bin
• addBorders: added sp to 'Suggests', moved DEU + EUR to inst/extdata to handle CRAN build+check on systems without sp installed

website changes:

• list of FTP Folders now with clickable URLs
• RQ example added
• order of radar graphs changed for better comparison in pdf

v1.2.0

Version 1.2.0 (2019-10-26)
Highlights:

• Vignettes moved to https://bookdown.org/brry/rdwd with nice structure
• improved reading of gridded data, documented in vignette chapter "Raster data"
• readRadarFile expanded + moved to own package (dwdradar) with proper tests and better warnings
• Hexsticker created

Important changes:

• readDWD.binary: untarring improved
• projectRasterDWD: default extents + projs added for seasonal + nc
• source code directory structure updated
• quiet argument added to many functions
• readDWD: order and documentation of method selection improved
• metaIndex + fileIndex: date columns are now of class Date
• dataDWD: force can now be number of hours after which to re-download
• various minor fixes, see https://github.com/brry/rdwd/commits

New functions + datasets:

• readDWD.radar + readDWD.nc + readDWD.stand
• checkSuggestedPackages
• EUR + addBorders
• formatIndex
• runLocalTests
• updateIndexes (not exported)

v1.1.0

Version 1.1.0 (2019-05-30)
Highlights:

• Binary Radolan data can now be read correctly
• The new FTP server is used
• Raster data can easily be projected
• All readDWD subfunctions now have their own documentation

Important changes:

• dataDWD arguments to readDWD removed (can be passed with ...)
• dataDWD gains joinbf argument to join base and relative url path
• readDWD can expand DWD abbreviations in column names (varnames=TRUE)
• readDWD source code structure is improved.
• readDWD.multia ignores EndOfFile characters in multiannual data on Unix
• readDWD.raster accepts gunzip arguments, reads faster on second calls
• readDWD.data informatively handles empty files
• readDWD.binary+raster+asc overlay Germany maps in example plots
• readDWD.binary unzips into a given exdir (and reads faster on second calls)
• readDWD.binary transforms output to a raster stack
• selectDWD suggests only available data in interactive option
• selectDWD and nearbyStations fail informatively for typical errors
• fileIndex loses the unnnecessary leading slashes
• indexFTP uses tree of files at new FTP server

New user-visible functions + objects:

• newColumnNames
• dwdparams (renamed from parameter_abreviations)
• gridbase
• gridIndex
• projectRasterDWD
• localtestdir (though mainly for internal usage)

New unexported functions:

• readDWD.asc
• readRadarfile + bin2num + FORTRAN code
• checkIndex

v1.0.0

Version 1.0.0 (2019-03-17)
First major version increase!
Tests are now systematic and comprehensive (albeit run locally and manually to reduce CRAN load and enable local file writing).
selectDWD got a very noticable performance boost and an interactive res/var/per selection.
Handling raster files is now supported in rdwd.
Examples and vignettes have been refined.
Detailed changes can be found on https://github.com/brry/rdwd/commits, here's the main overview:

• dataDWD: dots now passed to readDWD, download errors checked and returned as informative warning
• readDWD: reading functions added for binary, raster and multi_annual files, MESS_DATUM POSIXct column added in monthly data, list output now named
• indexFTP: now removes duplicates from file list, sped up in default 1min/prec usage
• rdwd now works fine with multi_annual and subdaily data
• readVars: parameter abbreviations completed, output now visible
• selectDWD: order of arguments changed, interactive res/var/per selection enabled, computing speed extremely increased
• localtests.R heavily expanded, examples reduced and refined
• indexes + vignettes updated, use cases expanded with nearbyStations example
• New functions and objects: readMeta, dwdbase (central package base url)

v0.11.0

Version 0.11.0 (2018-11-26)

• dataDWD: argument force can now be NA to download files older than 24 hours
• hourly/solar timestamp now processed automatically
• use cases vignette added
• vignettes precompiled + CRAN tests removed to reduce automated load on DWD Server
• indexFTP: got much smarter in discerning files from folders
• indexes expanded for new DWD data
  New function: readVars, along with parameter_abreviations

---

Version 0.10.0 (2018-03-26)

• created new index with sub-hourly data, reflected in data overview at selectDWD
• dataDWD,readDWD,selectDWD: file ending checks more elegant
• createIndex: updated to handle the new files
• some minor improvements, see https://github.com/brry/rdwd/commits