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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 Jun 2024

Climate System Monitoring

Updated: 14 Jun 2024

El Niño Monitoring

Updated: 10 Jun 2024

Monthly Discussion

Updated: 21 May 2024

Global Warming

Updated: 14 Jun 2024

Climate in Japan

Updated: 14 Jun 2024

Stratospheric circulation

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.

Seasonal Tropical Cyclone Forecasts (for registered NMHSs)

This product is intended to assist NMHSs in the Asia-Pacific region. Only registered NMHSs can access this product.

What's New    RSS

» Press release  

6 June 2024

    - Pilot Launch of Seasonal Tropical Cyclone Forecast Products
    - JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2024
    - Summary of the 2023/2024 Asian Winter Monsoon
    - TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums in Asia
    - TCC contributions to the Report on the States of the Climate in Asia 2023

21 May 2024

29 March 2024

    - Global temperature for 2023 was the highest since 1891
    - Highlights of the Global Climate in 2023
    - Summary of Japan's climatic characteristics for 2023
    - TCC Expert Visit to TMD
    - TCC Training Seminar on Seasonal Forecast
    - TCC Activity Report for 2023

22 December 2023

» Previous news  

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Tokyo Climate Center, Climate Prediction Division.
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