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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: 14 February 2018

Climate System Monitoring

Updated: 15 February 2018

El Niño Monitoring

Updated: 9 February 2018

Monthly Discussion

Updated: 24 January 2018

Global Warming

Updated: 14 February 2018

Climate in Japan

Updated: 9 February 2018


Alert Issued: 13 February 2018

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.

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

8 February 2018 new

  • TCC Training Seminar on Seasonal Forecast (29 January - 2 February 2018)

5 February 2018 new

21 December 2017 new

8 December 2017

    - From the editor
    - El Niño Outlook (November 2017 – May 2018)
    - JMA's Seasonal Numerical Ensemble Prediction for Winter 2017/2018
    - Cold Season Outlook for Winter 2017/2018 in Japan
    - Summary of Asian Summer Monsoon 2017
    - Status of the Antarctic Ozone Hole in 2017
    - Unusual weather conditions in Japan during the first half of August 2017
    - TCC contributions to Regional Climate Outlook Forums
    - The Fifth Session of the East Asia winter Climate Outlook Forum (EASCOF-5)
    - Update of website on RA II Information Sharing for Climate Services

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