enso: SOI and ONI index.

Description Usage Format Source

Description

The Southern Oscillation Index is defined as the standardized difference between barometric readings at Darwin, Australia and Tahiti. The Oceanic Nino Index is average sea surface temperature in the Nino 3.4 region (120W to 170W) averaged over three months. Phases are categorized by Oceanic Nino Index:

Usage

1

Format

A data frame of SOI and ONI

Date

Date object that uses the first of the month as a placeholder. Date formatted as date on the first of the month because R only supports one partial of date time.

Month

Month of record

Year

Year of record

ONI

Oneanic Oscillation Index

phase

ENSO phase

SOI

Southern Oscillation Index

NPGO

North Pacific Gyre Oscillation

Source

https://www.ncdc.noaa.gov/teleconnections/enso/indicators/soi/data.csv and http://www.cpc.ncep.noaa.gov/products/analysis_monitoring/ensostuff/detrend.nino34.ascii.txt and http://www.o3d.org/npgo/


boshek/renso documentation built on Nov. 11, 2018, 7:33 p.m.