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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 November 2016

Climate System Monitoring

Updated: 15 Nov 2016

El Niño Monitoring

Updated: 10 November 2016

Monthly Discussion

Updated: 25 November 2016

Global Warming

Updated: 14 November 2016

Climate in Japan

Updated: 10 November 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.

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

28 September 2016 new

7 September 2016 new

1 September 2016 new

    - Incorporation of ENSO Forecast Probabilities into the TCC El Niño Outlook
    - Summary of the 2014–16 El Niño event
    - Sea Ice in the Sea of Okhotsk in the 2015/2016 Winter Season
    - Summary of Kosa (Aeolian dust) Events over Japan in 2016
    - TCC Experts Visit Cambodia

10 August 2016 new

2 June 2016

6 May 2016

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