• No. 82  (Autumn 2025: 2.9MB)

Contents
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2025/2026
• Summary of the 2025 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2025
• Status of the Arctic Sea Ice in 2025
• Factors behind record-high temperatures over Japan in summer 2025 and dry conditions in July, and the large-scale atmospheric circulation behind heavy rainfall in the first half of August
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums in Asia

• No. 81  (Summer 2025: 2.1MB)

Contents
• Climate Change in Japan 2025
• Upgrade of Reports on Global Extreme Climate Events
• HTML Upgrade for Monthly and Seasonal Highlights on the Climate System
• TCC contributions to the Report on the States of the Climate in Asia 2024
• Upgrade Plan of the JMA's Seasonal Ensemble Prediction System

• No. 80  (Spring 2025: 2.6MB)

Contents
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2025
• Summary of the 2024/2025 Asian Winter Monsoon
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums in Asia

[Notice (24 December 2025)] In the 79th issue of the TCC News (Winter 2025), an error was found in the 2024 global average temperature anomaly in the article titled "Global temperature for 2024 was the highest since 1891." On 24 December 2025, TCC corrected the related text, figure and table (errata). We apologize for the inconvenience.

• No. 79  (Winter 2025: 1.5MB)

Contents
• Global temperature for 2024 was the highest since 1891
• Highlights of the Global Climate in 2024
• Summary of Japan's climatic characteristics for 2024
• TCC Training Seminar on ENSO/IOD and Regional Impact
• TCC Activity Report for 2024
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums

• No. 78  (Autumn 2024: 3.4MB)

Contents
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2024/2025
• Summary of the 2024 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2024
• Status of the Arctic Sea Ice in 2024
• Climate characteristics and factors behind extremely high temperatures from July onward and heavy rainfall in late July 2024
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums in Asia
• TCC contribution to 6th WCRP international Conference on Reanalysis

• No. 77  (Summer 2024: 24.4MB)

Contents
• Launch of TCC's Three-month Guidance Tool
• Contribution of an Unprecedented Marine Heatwave to Extremely Hot Summer Conditions over Northern Japan in 2023
• TCC Expert visit to Bhutan
• Introduction of WMO RA II Information Sharing for Climate Services on the TCC Website

• No. 76  (Spring 2024: 4.0MB)

Contents
• 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

• No. 75  (Winter 2024: 2.3MB)

Contents
• 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

• No. 74  (Autumn 2023: 2.9MB)

Contents
• El Niño Outlook (November 2023 - May 2024)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2023/2024
• Summary of the 2023 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2023
• Status of the Arctic Sea Ice in 2023
• Eleventh session of the East Asia Winter Climate Outlook Forum
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums

• No. 73  (Summer 2023: 1.8MB)

Contents
• TCC and GPC Tokyo representatives' visit to MSS
• TCC contributions to the Report on the States of the Climate in Asia 2022
• Climate characteristics and factors behind heavy rainfall during the Baiu season in 2023 and extremely high temperatures from mid-July onward
• Record global mean surface temperature based on JRA-3Q reanalysis

• No. 72  (Spring 2023: 3.2MB)

Contents
• El Niño Outlook (May - November 2023)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2023
• Summary of the 2022/2023 Asian Winter Monsoon
• Commencement of JRA-3Q utilization in diagnosis products and iTacs
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums

• No. 71  (Winter 2023: 2.9MB)

Contents
• 2022 global surface temperature 6th highest since 1891
• Highlights of the Global Climate in 2022
• Summary of Japan's climatic characteristics for 2022
• TCC Training Seminar on Global Warming Projection Information
• Visit to TCC by staff from the Meteorological, Climatological and Geophysical Agency of Indonesia (BMKG)
• TCC Experts Visit to the Philippines
• TCC Activity Report for 2022

• No. 70  (Autumn 2022: 2.4MB)

Contents
• El Niño Outlook (November 2022 - May 2023)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2022/2023
• Summary of the 2022 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2022
• Status of the Arctic Sea Ice in 2022
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums
• TCC contributions to the Report on the States of the Climate in Asia 2021

• No. 69  (Summer 2022: 1.8MB)

Contents
• Update of Weekly Report on Global Climate Extreme Events
• Climate characteristics and factors behind record-high temperatures in late June/early July 2022 and subsequent weather conditions

• No. 68  (Spring 2022: 2.3MB)

Contents
• El Niño Outlook (June - December 2022)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2022
• Summary of the 2021/2022 Asian Winter Monsoon
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums

• No. 67  (Winter 2022: 1.3MB)

Contents
• JMA's New Seasonal Ensemble Prediction System (JMA/MRI-CPS3)
• 2021 global surface temperature 6th highest since 1891
• Highlights of the Global Climate in 2021
• Summary of Japan's Climatic Characteristics for 2021
• TCC Training Seminar on One-month Forecast
• Update of website on RA II Information Sharing for Climate Services
• TCC Activity Report for 2021

• No. 66  (Autumn 2021: 2.6MB)

Contents
• El Niño Outlook (November 2021 - May 2022)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2021/2022
• Summary of the 2021 Asian Summer Monsoon
• Climate characteristics and factors behind record-heavy rain in Japan in August 2021
• Status of the Antarctic Ozone Hole in 2021
• Status of the Arctic Sea Ice in 2021
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums
• TCC contributions to the Report on the States of the Climate in Asia 2020

• No. 65  (Summer 2021: 1.0MB)

Contents
• JMA's New Climatological Normals for 1991-2020
• JMA's Seasonal Ensemble Prediction System Upgrade Plan

• No. 64  (Spring 2021: 1.5MB)

Contents
• El Niño Outlook (June - December 2021)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2021
• Summary of the 2020/2021 Asian Winter Monsoon
• TCC and WMC Tokyo co-contributions to Regional Climate Outlook Forums

• No. 63  (Winter 2021: 1.7MB)

Contents
• The year 2020 tied with 2016 as the warmest since 1891
• Highlights of the Global Climate in 2020
• Summary of Japan's Climatic Characteristics for 2020
• New Indian Ocean Dipole products
• TCC and WMC Tokyo co-contributions to ASEANCOF-15
• TCC Activity Report for 2020

• No. 62  (Autumn 2020: 2.6MB)

Contents
• El Niño Outlook (December 2020 - June 2021)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Winter 2020/2021
• Summary of the 2020 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2020
• Arctic sea ice extent in summer 2020
• The Eighth Session of the East Asia Winter Climate Outlook Forum (EASCOF-8)
• JMA HQ relocation and reorganization

• No. 61  (Summer 2020: 1.0MB)

Contents
• Climate Characteristics of Record-heavy Rain and Record-low Sunshine Durations in Japan in July 2020
• TCC's forecasting gridded dataset FAQ

• No. 60  (Spring 2020: 2.8MB)

Contents
• Upgrade of the Global Ensemble Prediction System for One-month Prediction
• Release of Global Gridded Datasets for 6-month Forecasts
• El Niño Outlook (June - December 2020)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2020
• Summary of the 2019/2020 Asian Winter Monsoon
• Climate Characteristics of Japan's Warmest-ever Winter
• TCC contributions to Regional Climate Outlook Forums in Asia

• No. 59  (Winter 2020: 1.9MB)

Contents
• Global surface temperature for 2019 was the second highest since 1891
• Highlights of the Global Climate in 2019
• Summary of Japan's Climatic Characteristics for 2019
• TCC contributions to ASEANCOF-13 and visit to MSS
• TCC Training Seminar on Climate Analysis Information on Extreme Climate Events
• Update of website on RA II Information Sharing for Climate Services
• TCC Activity Report for 2019

• No. 58  (Autumn 2019: 3.6MB)

Contents
• TCC climate monitoring activity on stratospheric circulation in the Northern Hemisphere
• El Niño Outlook (November 2019 – May 2020)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2019/2020
• Cold Season Outlook for Winter 2019/2020 in Japan
• Summary of the 2019 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2019
• TCC contributions to Regional Climate Outlook Forums

• No. 57  (Summer 2019: 1.2MB)

Contents
• Commencement of Two-week Temperature Forecast Provision
• Sea Ice in the Sea of Okhotsk in the 2018/2019 Winter Season
• Kosa (Aeolian dust) Events over Japan in January-June 2019
• TCC Experts Visit Mongolia
• Visit to TCC by staff from Meteorological, Climatological and Geophysical Agency of Indonesia (BMKG)

• No. 56  (Spring 2019: 3.7MB)

Contents
• 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

• No. 55  (Winter 2019: 1.4MB)

Contents
• Global surface temperature for 2018 the fourth highest since 1891
• Highlights of the Global Climate in 2018
• Summary of Japan's Climatic Characteristics for 2018
• TCC Activity Report for 2018
• TCC contribution to WMO International Workshop on RCC Operations

[Notice (11 April 2019)] In the 54th issue of the TCC News (Autumn 2018), figure 11 and 12 in the article regaring "Summary of the 2018 Asian Summer Monsoon" were found to be those for the year 2017. On 11 April 2019, TCC replaced these figures to correct ones for 2018.

• No. 54  (Autumn 2018: 2.4MB)

Contents
• El Niño Outlook (November 2018 - May 2019)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2018/2019
• Cold Season Outlook for Winter 2018/2019 in Japan
• Summary of the 2018 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2018
• TCC Training Seminar on One-month Forecast
• TCC contributions to Regional Climate Outlook Forums

• No. 53  (Summer 2018: 1.2MB)

Contents
• Upgrade of JMA's Supercomputer System
• Primary Factors behind the Heavy Rain Event of July 2018 and the Subsequent Heatwave in Japan from Mid-July Onward
• Sea Ice in the Sea of Okhotsk in the 2017/2018 Winter Season
• Kosa (Aeolian dust) Events over Japan in January-June 2018
• TCC Experts Visit the Philippines

• No. 52  (Spring 2018: 4.0MB)

Contents
• El Niño Outlook (May – November 2018)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2018
• Warm Season Outlook for Summer 2018 in Japan
• Summary of the 2017/2018 Asian Winter Monsoon
• Characteristics of climate conditions in Japan in winter 2017/2018
• World climate monitoring webpage revamp
• TCC contributions to Regional Climate Outlook Forums in Asia

• No. 51  (Winter 2018: 1.9MB)

Contents
• Global surface temperature for 2017 was the third highest since 1891
• Highlights of the Global Climate in 2017
• Summary of Japan's Climatic Characteristics for 2017
• Cold Spell in Japan from late January 2018
• Cold Waves and Heavy Snow in Japan from December 2017
• TCC Training Seminar on Seasonal Forecast
• TCC Activity Report for 2017

• No. 50  (Autumn 2017: 2.9MB)

Contents
• 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 for RA II Information Sharing on Climate Services

• No. 49  (Summer 2017: 874KB)

Contents
• Sea Ice in the Sea of Okhotsk in the 2016/2017 Winter Season
• Kosa (Aeolian dust) Events over Japan in January-June 2017
• TCC Experts Visit Malaysia

• No. 48  (Spring 2017: 3.7MB)

Contents
• Launch of JMA's Global Ensemble Prediction System for one-month prediction
• El Niño Outlook (April – October 2017)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2017
• Warm Season Outlook for Summer 2017 in Japan
• Summary of the 2016/2017 Asian Winter Monsoon
• TCC contributions to Regional Climate Outlook Forums in Asia
• TCC Experts Visit Indonesia

• No. 47  (Winter 2017: 1.6MB)

Contents
• Global temperature for 2016 was the highest since 1891
• Highlights of the Global Climate in 2016
• Summary of Japan's Climatic Characteristics for 2016
• Development of new functions and analysis methods in TCC's Interactive Tool for Analysis of the Climate System
• TCC Activity Report for 2016

• No. 46  (Autumn 2016: 2.9MB)

Contents
• El Niño Outlook (November 2016 – May 2017)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2016/2017
• Cold Season Outlook for Winter 2016/2017 in Japan
• Summary of the 2016 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2016
• TCC contributions to SASCOF-9
• TCC Training Seminar on Primary Modes of Global Climate Variability and Regional Climate

• No. 45  (Summer 2016: 2.3MB)

Contents
• 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

• No. 44  (Spring 2016: 3.6MB)

Contents
• 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

• No. 43  (Winter 2016: 1.76MB)

Contents
• State of the Global Warming for 2015 — The year 2015 was the warmest year since 1891—
• Highlights of the Global Climate in 2015
• Summary of Japan's Climatic Characteristics for 2015
• The JRA-55 Atlas
• Renewed statistical products regarding the impacts of tropical SST variability on the global climate system
• TCC Activity Report for 2015

• No. 42  (Autumn 2015: 1.89MB)

Contents
• El Niño Outlook (October 2015 – April 2016)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2015/2016
• Cold Season Outlook for Winter 2015/2016 in Japan
• Summary of the 2015 Asian Summer Monsoon
• The Antarctic ozone hole in 2015 was the fourth-largest since 1979.
• Upgrade of TCC's Interactive Tool for Analysis of the Climate System
• TCC Training Seminar on One-month Forecast

• No. 41  (Summer 2015: 0.94MB)

Contents
• Sea Ice in the Sea of Okhotsk in the 2014/2015 Winter Season
• Summary of Kosa (Aeolian dust) Events over Japan in 2015
• TCC contributions to Regional Climate Outlook Forums in Asia
• TCC Experts Visit Sri Lanka

• No. 40  (Spring 2015: 3.92MB)

Contents
• JMA's New Seasonal Ensemble Prediction System (JMA/MRI–CPS2)
• El Niño Outlook (April – October 2015)
• JMA's Seasonal Numerical Ensemble Prediction for Boreal Summer 2015
• Warm Season Outlook for Summer 2015 in Japan
• Summary of the 2014/2015 Asian Winter Monsoon
• TCC Experts Visit Thailand

• No. 39  (Winter 2015: 1.08MB)

Contents
• State of Global Warming in 2014 — The year 2014 was the warmest since 1891. —
• Highlights of the Global Climate in 2014
• Summary of Japan's Climatic Characteristics in 2014
• TCC Training Seminar on Global Warming Projection Information
• TCC Activity Report for 2014

• No. 38  (Autumn 2014: 3.37MB)

Contents
• El Niño Outlook (October 2014 – April 2015)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2014/2015
• Cold Season Outlook for Winter 2014/2015 in Japan
• Summary of the 2014 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2014
• New Forecast Products in Support of Early Warnings for Extreme Weather Events
• Unseasonable weather conditions in Japan in August 2014
• Launch of New Website on Climate Risk Management
• The Second Session of the East Asia winter Climate Outlook Forum (EASCOF-2)

• No. 37  (Suumer 2014: 1.34MB)

Contents
• General Information on Japan's Climate Now Available
• Summary of Kosa (Aeolian dust) Events over Japan in 2014
• Sea Ice in the Sea of Okhotsk for the 2013/2014 Winter Season
• TCC Expert Visits Myanmar

• No. 36  (Spring 2014: 3.36MB)

Contents
• El Niño Outlook (April - October 2014)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2014
• Warm Season Outlook for Summer 2014 in Japan
• Summary of the 2013/2014 Asian Winter Monsoon
• New provision of Monthly Discussion on Seasonal Climate Outlooks
• TCC Expert Participation in RCOFs
• Launch of website for the Pilot Project on Information Sharing on Climate Services

• No. 35  (Winter 2014: 1.86MB)

Contents
• Global Average Surface Temperatures for 2013
• Highlights of the Global Climate for 2013
• Summary of Japan's Climatic Characteristics for 2013
• The Japanese 55-year Reanalysis (JRA-55)
• Upgrade of JMA's One-month Ensemble Prediction System
• Complete revision of ClimatView for plug-in-free compatibility with Web browsers
• TCC Activity Report for 2013

• No. 34  (Autumn 2013: 3.21MB)

Contents
• El Niño Outlook (October 2013 - April 2014)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2013/2014
• Cold Season Outlook for Winter 2013/2014 in Japan
• Summary of the 2013 Asian Summer Monsoon
• Extreme summer conditions in Japan in 2013
• Status of the Antarctic Ozone Hole in 2013
• TCC Training Seminar on Seasonal Prediction Products

• No. 33  (Summer 2013: 2.06MB)

Contents
• Urban Heat Island Effect Enhancement caused by Hot Summer Conditions
• Summary of Kosa (Aeolian dust) Events over Japan in 2013
• Sea Ice in the Sea of Okhotsk for the 2012/2013 Winter Season
• Introduction of New Climate Monitoring Products on the TCC Website
• JMA's Contribution to improving Climate Risk Management

• No. 32  (Spring 2013: 3.53MB)

Contents
• El Niño Outlook (April - October 2013)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2013
• Warm Season Outlook for Summer 2013 in Japan
• Summary of the 2012/2013 Asian Winter Monsoon
• Introduction to New Animation Maps Products on the TCC website
• New Design of RA II RCC Portal Site
• Participation of TCC Experts in RCOFs and Expert Visit to BMKG
• Pilot Project on Information Sharing on Climate Services

• No. 31  (Winter 2013: 1.35MB)

Contents
• Global Average Surface Temperatures for 2012
• Highlights of the Global Climate for 2012
• Summary of Japan's Climatic Characteristics for 2012
• TCC Activity Report for 2012
• TCC Training Seminar on Climate Analysis Information
• Issuance of a TCC Report on the Cold Wave over the Eurasian Continent

• No. 30  (Autumn 2012: 3.16MB)

Contents
• El Niño Outlook (October 2012 - April 2013)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2012/2013
• Cold-Season Outlook for Winter 2012/2013 in Japan
• Summary of the 2012 Asian Summer Monsoon
• Extremely Hot Late-Summer Conditions in Northern and Eastern Japan in 2012
• Sea Ice in the Arctic Ocean for the 2012 Summer Season
• Status of the Antarctic Ozone Hole in 2012

• No. 29  (Summer 2012: 968KB)

Contents
• Upgrade of JMA's Supercomputer System
• Summary of Kosa (Aeolian dust) Events over Japan in 2012
• Sea Ice in the Sea of Okhotsk for the 2011/2012 Winter Season
• BMKG expert visit to TCC

• No. 28  (Spring 2012: 3604KB)

Contents
• El Niño Outlook (April - October 2012)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2012
• Warm Season Outlook for Summer 2012 in Japan
• Asian Winter Monsoon Summary for 2011/2012
• JMA's Advisory Panel on Extreme Climate Events
• Participation of TCC Experts in RCOF and Expert Visits to NMHSs in Southeast Aisa

• No. 27  (Winter 2012: 1178KB)

Contents
• Global Average Surface Temperature for 2011
• Highlights of the Global Climate in 2011
• Summary of Japan's Climatic Characteristics for 2011
• Intercomparison and Calibration of Ozone Observation Instruments - a JMA RDCC activity for Asia
• TCC Activity Report for 2011
• Issuance of a TCC Report on the Cold Wave over the Eurasian Continent

• No. 26  (Autumn 2011: 3189KB)

Contents
• El Nino Outlook (October 2011 - April 2012)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2011/2012
• Cold-Season Outlook for Winter 2011/2012 in Japan
• Summary of the 2011 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2011
• TCC Training Seminar on One-month Forecast Products/Twelfth Joint Meeting for the Seasonal Prediction of the East Asian Winter Monsoon
• Issuance of TCC Report Detailing Heavy Rainfall over the Indochina Peninsula

• No. 25  (Summer 2011: 1357KB)

Contents
• The Urban Heat Island Effect in Japan's Major Cities
• Summary of Kosa (Aeolian dust) Events over Japan in 2011
• Sea Ice in the Sea of Okhotsk for the 2010/2011 Winter Season
• JMA's New Climatological Normals for Atmospheric Circulation Fields
• The GFCS at the Sixteenth World Meteorological Congress
• Introduction of New Services Available on the TCC Website
• TCC and GPC Tokyo's Introduction as Operational DCPCs for the WMO Information System (WIS)
• New Head of the Tokyo Climate Center

• No. 24  (Spring 2011: 3568KB)

Contents
• El Niño Outlook (April - October 2011)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2011
• Warm Season Outlook for Summer 2011 in Japan
• Summary of Asian Winter Monsoon 2010/2011
• Stratospheric Circulation in Winter 2010/2011
• JMA's New Climatological Normals for 1981 - 2010

• No. 23  (Winter 2011: 1394KB)

Contents
• Global Temperature in 2010
• Highlights of the Global Climate in 2010
• Summary of Japan's Climate in 2010
• Update of JMA's One-month Ensemble Prediction System
• TCC Activity Report for 2010
• TCC Training Seminar on Application of Seasonal Forecast GPV Data to Seasonal Forecast Products

• No. 22  (Autumn 2010: 6811KB)

Contents
• El Niño Outlook (October 2010 - April 2011)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2010/2011
• Cold-season Outlook for Winter 2010/2011 in Japan
• Summary of the 2010 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2010
• Primary Factors Contributing to Japan's Extremely Hot Summer of 2010

• No. 21  (Summer 2010: 1084KB)

Contents
• Introduction of Seasonal Mean Global Average Temperature Provision by JMA
• Addition of new content: Introduction to the Interactive Tool for Analysis of the Climate System (ITACS)
• Summary of Kosa (Aeolian dust) events over Japan in 2010
• Sea Ice in the Sea of Okhotsk for the 2009/2010 Winter Season

• No. 20  (Spring 2010: 2636KB)

Contents
• El Niño Outlook (April - October 2010)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2010
• Warm Season Outlook for Summer 2010 in Japan
• Summary of Asian Winter Monsoon 2009/2010
• Stratospheric sudden warming events in winter 2009/2010
• Global Temperature in 2009
• Extremely Negative Arctic Oscillation in winter 2009/2010

• No. 19  (Winter 2010: 2015KB)

Contents
• Improvements in JMA's Ensemble Prediction System for Long-range Forecasting
• Highlights of the Global Climate for 2009
• Summary of Japan's Climate in 2009
• TCC Activity Report for 2009
• Training Seminar on Climate Analysis using Re-analysis Data

• No. 18  (Autumn 2009: 3175KB)

Contents
• World Climate Conference-3 (WCC-3)
• El Niño Outlook (October 2009 - April 2010)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2009/2010
• Cold-season Outlook for Winter 2009/2010 in Japan
• Summary of the 2009 Asian Summer Monsoon
• Status of the Antarctic Ozone Hole in 2009
• Heavy precipitation in the Philippines and India from late September to early October 2009

• No. 17  (Summer 2009: 1860KB)

Contents
• Tokyo Climate Conference - Better Climate Information for a Safe and Sustainable Society
• Improvement of Information Services on the TCC Web Site
• Sea ice in the Sea of Okhotsk for the 2008/2009 Winter Season
• Summary of Kosa (Aeolian Dust) over Japan in 2009
• Unusually Wet and Cloudy Summer Weather in Japan
• Designation of TCC and BCC as first RCCs in RA II

• No. 16  (Spring 2009: 1820KB)

Contents
• El Niño Outlook (April-October 2009)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2009
• Warm Season Outlook for Summer 2009 in Japan
• Summary of Asian Winter Monsoon 2008/2009 - Extremely high temperatures in Asia
• Unusual Major Stratospheric Sudden Warming Event from January to February 2009
• Experimental Introduction of ITACS
• Tokyo Climate Conference - Better Climate Information for a Safe and Sustainable Society

• No. 15  (Winter 2009: 1414KB)

Contents
• Global Temperature in 2008
• Highlights of the Global Climate for 2008
• Summary of Japan's Climate in 2008
• TCC Activity Report for 2008
• Upgrade of One-month-forecast GPV Products
• Improvement of JMA's El Niño Prediction System

• No.14  (Autumn 2008: 2000KB

Contents
• El Niño Outlook (November 2008-May 2009)
• JMA's Seasonal Numerical Ensemble Prediction for Winter 2008/2009
• Cold-season Outlook for Winter 2008/2009 in Japan
• Summary of the 2008 Asian Summer Monsoon
• Summary of the Antarctic Ozone Hole in 2008
• Training Seminar on Climate Information and Forecasting and the Ninth Joint Meeting for the Seasonal Prediction of the East Asian Winter Monsoon

• No. 13  (Summer 2008: 2807KB

Contents
• Summary of the 2007/2008 La Niña Event
• Summary of Yellow Sand over Japan in 2008
• Sea Ice in the Sea of Okhotsk for the 2007/2008 Winter Season
• Atmospheric Circulation Anomalies behind US Midwest Flooding in June 2008
• WMO Working Group on Climate-Related Matters for Regional Association II
• Hands-on Training for Climate Data Communication and Applications at TCC

• No. 12  (Spring 2008: 3729KB)

Contents
• El Niño Outlook (April-October 2008)
• JMA's Seasonal Numerical Ensemble Prediction for Summer 2008
• Warm Season Outlook for Summer 2008 in Japan
• Summary of Asian Winter Monsoon 2007/2008 - Extremely low temperatures in Asia
• Update of JMA's One-month Ensemble Prediction System
• Visit of the Head of TCC to the Philippines and Thailand

• No. 11  (Jan 2008 : 1285KB)

Contents
• Global Temperature 2007: Warmest over land since 1880
• Highlights of Global Climate for 2007
• Summary of Japan's Climate in 2007
• TCC's Activity Report for 2007
• Third WCRP International Conference on Reanalysis
• Renewal of the TCC website

• No. 10  (Oct 2007 : 1958KB)

Contents
• El Niño Outlook (October 2007 - April 2008)
• Seasonal Numerical Ensemble Prediction for 2007/2008 winter
• Cold Season Outlook for 2007/2008 winter in Japan
• Summary of Asian Summer Monsoon 2007
• "ClimatView": Online Web-based Interactive Climate Database launched
• TCC Staff Members attend a Training Course in Malaysia
• Summary of UV Radiation for 2007 Summer Season in Japan

• No. 9  (Jul 2007: 1293KB)

Contents
• Summary of Yellow Sand over Japan in 2007
• Update of JMA's Long-range Ensemble System for Three-month and Warm/Cold Season Predictions
• Sea ice in the Sea of Okhotsk for 2006/2007 Winter Season
• Long-term Trends of SST in the Seas adjacent to Japan
• Establishment of an Advisory Panel on Extreme Climate Events

• No. 8  (Apr 2007 : 1572KB)

Contents
• El Niño Outlook (April - October 2007)
• JMA's Seasonal Numerical Ensemble Prediction for 2007 Summer
• Warm Season Outlook for 2007 Summer in Japan
• Summary of Asian Winter Monsoon 2006/2007
• International Workshop on the Applications of Advanced Climate Information in the Asia-Pacific Region
• Report on the Status of Heat Islands in the Kinki Region for the Summer of 2006
• Stratospheric Major Warming Events from February to March 2007

• No. 7  (Jan 2007 : 550KB)

Contents
• Global Temperature 2006: Third Warmest since 1891
• Highlights of Global Climate for 2006
• Climate Summary in Japan for 2006
• TCC's Research and Development Activity in 2006: downscaled probabilistic one-month prediction products for Southeast Asian countries
• TCC's Activities in 2006 and Action Plans in 2007

• No. 6  (Oct 2006 : 1844KB)

Contents
• El Nin˜o Outlook (October 2006 - April 2007)
• Seasonal Numerical Ensemble Prediction for 2006/2007 winter
• Cold Season Outlook for 2006/2007 winter in Japan
• Summary of Asian Summer Monsoon 2006
• Statistical Relationship between El Niño/La Niña Events and Global Climate and Atmosphere
• Participant's Report on the WMO Conference "Living with Climate Variability and Change: Understanding the Uncertainties and Managing the Risks"
• Minimum in Record of Total Ozone at Syowa Station, Antarctica

• No. 5  (Jul 2006 : 1827KB)

Contents
• Summary of 2005/2006 La Niña Event
• Coming soon: Climate Change Monitoring Report 2005
• Sea ice conditions in the Sea of Okhotsk in the 2005/2006 winter season
• Summary of yellow sand over Japan 2006
• Current status of the yellow sand forecasting research

• No. 4  (Apr 2006 : 1441KB)

Contents
• El Nino Outlook (April 2006 - October 2006)
• JMA's seasonal numerical ensemble prediction for 2006 summer
• Summary of Asian winter monsoon 2005/2006
• Stratospheric major warming event in January 2006
• TCC's research and development activity

• No. 3  (Jan 2006 : 467KB)

Contents
• Highlights of Global Climate for 2005
• Climate Summary in Japan for 2005
• Global Temperature 2005 : Second Warmest since 1891
• Upgrade of JMA's Global Data-Processing and Forecasting System in March 2006
• A Special Report on Extremely Cold Weather over Northeastern Asia in December 2005 prepared

• No. 2  (Oct 2005 : 1294KB)

Contents
• JMA's Cold Season Outlook for 2005/2006 winter in Japan
• El Niño Outlook (October 2005 - April 2006)
• JMA's Seasonal Numerical Ensemble Predict ion for 2005/2006 winter
• The status of Japanese 25-year reanalysis project and usage
• Summary of Asian Summer Monsoon 2005
• Projected change of Asian summer monsoon: a report on a global warming experiment by an atmospheric general circulation model with a 20-km grid

• No. 1  (Jul 2005 : 578KB)

Contents
• Message from Editor
• Ongoing Development Activities: COBE-SST
• Probabilistic Seasonal Forecast Products
• Release of the "Global Warming Projection" Volume 6
• Improvements in JMA's El Nino Forecast
• Operation of a New Geostationary Meteorological Satellite, MTSAT-1R
• Coming Soon: Climate Change Monitoring Report 2004
• Ongoing Development Activities: JRA-25 Project