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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 2019

Climate System Monitoring

Updated: 16 August 2019

El Niño Monitoring

Updated: 9 August 2019

Monthly Discussion

Updated: 24 July 2019

Global Warming

Updated: 14 August 2019

Climate in Japan

Updated: 9 August 2019


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.

WMC Tokyo

Products of long-range forecast from World Meteorological Centre (WMC) 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 WMC 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

19 June 2019 new

12 June 2019 new

    - Launch of the new JMA's One-month Guidance Tool
    - Incorporation of Standardized Precipitation Index (SPI) for drought monitoring into the ClimatView tool
    - El Niño Outlook (June - December 2019)
    - JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2019
    - Warm Season Outlook for Summer 2019 in Japan
    - Summary of the 2018/2019 Asian Winter Monsoon
    - TCC contributions to Regional Climate Outlook Forums in Asia
    - JMA Advisory Panel on Extreme Climate Events: collaboration between research and operation in Japan to provide useful climate services

19 March 2019 new

14 March 2019 new

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