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HOME >Climate System Monitoring > Seasonal Highlights on the Climate System

Seasonal Highlights on the Climate System

'Seasonal Highlights' has been issued in PDF format since spring 2007 as a seasonal bulletin focusing on the seasonal highlights of the monitoring results. For monthly information, please refer to 'Monthly Highlights on the Climate System.'

Highlights in Spring (March 2019 - May 2019)

- El Niño conditions continue in the equatorial Pacific (see El Niño Outlook updated on 10 June 2019).
- Seasonal mean temperatures were significantly above normal in northern and western Japan, and Okinawa/Amami.
- Seasonal mean temperatures were extremely high in and around the northeastern part of East Asia, and in and around southern China.
- Convective activity was enhanced from the west of the date line to the central equatorial Pacific, and was suppressed from the tropical North Indian Ocean to the Philippines.
- In the 500-hPa height field, positive anomalies were seen over Alaska and the east of Greenland, and negative anomalies were seen over the south of Greenland.
- The westerly jet stream shifted southward from its normal position from Japan to the eastern part of the North Pacific.

Full version (PDF)

Figures and Tables

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