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rNOMADS (version 2.4.1)

An R Interface to the NOAA Operational Model Archive and Distribution System

Description

An interface to the National Oceanic and Atmospheric Administration's Operational Model Archive and Distribution System (NOMADS, see for more information) that allows R users to quickly and efficiently download global and regional weather model data for processing. rNOMADS currently supports a variety of models ranging from global weather data to an altitude of over 40 km, to high resolution regional weather models, to wave and sea ice models. It can also retrieve archived NOMADS models. rNOMADS can retrieve binary data in grib format as well as import ascii data directly into R by interfacing with the GrADS-DODS system.

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Version

Install

install.packages('rNOMADS')

Monthly Downloads

524

Version

2.4.1

License

GPL (>= 3)

Maintainer

Daniel C Bowman

Last Published

March 4th, 2019

Functions in rNOMADS (2.4.1)

GribInfo

Get grib file inventory.
ReadGrib

Extract data from grib files
LinkExtractor

Extracts links from web pages
NOMADSArchiveList

Archived models available for download through rNOMADS
NOMADSRealTimeList

Models available for download through rNOMADS
CrawlModels

Get Available Model Runs
SanitizeURL

Remove illegal URL characters
PlotWindProfile

Plot wind speed and direction
rNOMADS-package

An interface to the NOAA Operational Model Archive and Distribution System
ParseModelPage

Extract predictions, levels, and variables
MagnitudeAzimuth

Convert zonal-meridional wind speeds to magnitude/azimuth.
ModelGrid

Transform model data into an array
SubsetNOMADS

Subset model data output
WebCrawler

Get web pages
GetDODSDates

Find available model run dates for data on the GrADS - DODS system.
DODSGrab

Download model data from the NOMADS server using the GrADS-DODS system.
ArchiveGribGrab

Download archived model data from the NOMADS server.
GetDODSModelRuns

Find available model runs on the GrADS - DODS system.
GetClosestForecasts

Get the forecast time closest to a given date for a given model
GetDODSModelRunInfo

Get model coverage and data information for models on GrADS-DODS system.
GribGrab

Download grib file from the NOMADS server.
CheckNOMADSArchive

Check to see if archived data exists.
BuildProfile

Get model data at a specific point.