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World Climate
Climate System Monitoring
El Niño Monitoring
NWP Model Prediction
Global Warming
Climate in Japan
Training Module
Press release

What are WMO RCCs

RCC Functions

Latest Updates

World Climate

Updated: 15 August 2016

Climate System Monitoring

Updated: 15 August 2016

El Niño Monitoring

Updated: 10 August 2016

Monthly Discussion

Updated: 24 August 2016

Global Warming

Updated: 15 August 2016

Climate in Japan

Updated: 10 August 2016


Main Products


iTacs, Interactive Tool for Analysis of the Climate System, is a web-based application to assist NMHSs to analyses extreme climate events and to monitor climate status.

** Announcement (22 August 2016) The maintenance on iTacs server has been finished and iTacs is now available.

GPC Tokyo

Products of long-range forecast from Global Producing Center (GPC) Tokyo are available. These products are based on JMA's ensemble prediction system.

Monthly Discussion on Seasonal Climate Outlook

This is intended to assist NMHSs in the Asia-Pacific region in interpreting GPC Tokyo's three-month prediction and warm/cold season prediction products.

El Niño Monitoring

"El Niño Outlook" consists of a diagnosis of current condition and prediction of El Niño/Southern Oscillation. This is issued every month around 10th.


The ClimatView tool enables viewing and downloading of monthly world climate data, including monthly temperature/precipitation statistics and 30-year climate normals.

TCC News

TCC News, a quarterly newsletter from Tokyo Climate Center, acquaints with significant climate disasters and events, forecaster's commentaries on seasonal outlooks, besides topics on the renewal and the usage of TCC products.

What's New                     RSS

10 August 2016

2 June 2016 new

31 May 2016 new

    - El Niño Outlook (May 2016 – November 2016)
    - JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2016
    - Warm Season Outlook for Summer 2016 in Japan
    - Summary of the 2015/2016 Asian Winter Monsoon
    - TCC contributions to Regional Climate Outlook Forums in Asia
    - TCC Experts Visit Vietnam
    - TCC website revamp

6 May 2016new

1 February 2016

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Tokyo Climate Center, Climate Prediction Division, 1-3-4 Otemachi, Chiyoda-ku, Tokyo, Japan.
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