World meteorological organization commission for basic systems opag on dpfs



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WORLD METEOROLOGICAL ORGANIZATION

COMMISSION FOR BASIC SYSTEMS
OPAG on DPFS

CBS/CCL EXPERT TEAM ON OPERATIONAL PREDICTIONS FROM SUB-SEASONAL TO LONG TIME-SCALES


Exeter, UK, 10-14 March 2014





CBS-DPFS/ET-OPSLS/Doc. 7.1(2)
(05.III.2014)

_______
Agenda item : 7.1(b)

ENGLISH ONLY


TITLE

(Submitted by Jean-Pierre Ceron and Richard Graham)
Summary and purpose of document

This document provides background information on candidate climate indices that GPCs could be requested to predict as part of their mandatory or highly recommended products



Action Proposed

The meeting is invited to consider the contents



Reference: - GPC/RCC Brasilia workshop
Climate Indices relevant for Monitoring and/or Forecasting at seasonal scales

J.P. Céron – jean-pierre.ceron@meteo.fr

Prepared 29/06/2012
Candidate indices to discuss for revising mandatory and highly recommended outputs from the GPCs (ref. recommendations of the GPC/RCC Brasilia workshop).

  1. Oceanic Indices



Pacific : Niño boxes (4, 3.4, 3, 1+2), PDO, Indonesian sea (what’s about Niño 5 and 6 ; I got the definition but who is using ?)

Atlantic : NTA, STA, Guinean Gulf, TASI, NMA, NWA, (what’s about AMO ?)

Indian Ocean : WTIO, SETIO, IOD, SWIO

Global : Tropics (10°S-10°N), “EOF 3” (Global Inter-Hemispheric Mode),


  1. Teleconnection Indices / Modes of atmospheric variability

Pacific : Pacific North-America, West Pacific, East Pacific-North Pacific, Pacific Transition

Atlantic : North Atlantic Oscillation, East Atlantic Pattern, East Atlantic/West Russia Pattern, Scandinavia Pattern, East Atlantic Jet Pattern

Asia : Eurasian Pattern

Tropics : Tropical North hemisphere Pattern, Southern Oscillation Index, Equatorial Southern Oscillation Index,

Hemispheric : Northern Annular Mode, Southern Annular Mode,


  1. Monsoon indices

India : Indian Monsoon Index, Webster and Yang Index, All Indian Rainfall Index, Eastern Tropical Indian Ocean

Pacific : North Western Pacific Monsoon Index, Australian Summer Monsoon Index, South Asian Monsoon Index,

Africa : West African Coast Pattern, Sahel Dipole,

South America : Meridional Wind Shear Index, Zonal Wind Shear Index, 850 Zonal Wind Index, 850 Zonal and Meridional Wind Index, Large Scale Index for South America Monsoon, South America Summer Monsoon Index,


  1. Regional boxes

See map.


Directory: pages -> prog -> www -> DPFS -> Meetings
www -> World meteorological organization ra IV hurricane committee thirty-third session
www -> Review of the past hurricane season
www -> Ra IV hurricane committee thirty-fourth session ponte vedra beach, fl, usa
www -> World meteorological organization ra IV hurricane committee thirty-second session
DPFS -> Ecmwf contribution to the wmo technical Progress Report on the Global Data-processing and Forecasting System (gdpfs) and related Research Activities on Numerical Weather Prediction (nwp) for 2016
DPFS -> Joint wmo technical progress report on the global data processing and forecasting system and numerical weather prediction research activities for 2015
DPFS -> Joint wmo technical progress report on the global data processing and forecasting system and numerical weather prediction research activities for 2013
DPFS -> State Meteorological Agency Summary of highlights

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