The Pacific ENSO Update is a bulletin of the Pacific El Nino-Southern Oscillation (ENSO) Applications Climate Center, providing information on climate variability related to the ENSO climate cycle for the U.S.-Affiliated Pacific Islands (USAPI). This newsletter is intended to supply information for the benefit of those involved in such climate-sensitive sectors as civil defense, resource management, and developmental planning in the various jurisdictions of the USAPI.

The Pacific ENSO Update is published quarterly, with supplemental special editions on important changes in ENSO conditions as may be required from time to time.

Recent issues of the Pacific ENSO Update are presented in a new HTML format to conform with National Weather Service standards.

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Pacific ENSO Update

• 2st Quarter 2013; Vol.19 No.2 (May) PDF
• 1st Quarter 2013; Vol.19 No.1 (February) PDF

• 4th Quarter 2012; Vol.18 No.4 (November) HTML | PDF
• 3rd Quarter 2012; Vol.18 No.3 (July) HTML | PDF
• 2nd Quarter 2012; Vol.18 No.2 (May) HTML | PDF
• 1st Quarter 2012; Vol.18 No.1 (February) HTML | PDF

• 4th Quarter 2011; Vol.17 No.4 (November) HTML | PDF
• 3rd Quarter 2011; Vol.17 No.3 (July) HTML | PDF
• 2nd Quarter 2011; Vol.17 No.2 (April) HTML | PDF
• 1st Quarter 2011; Vol.17 No.1 (February) HTML | PDF

• 4th Quarter 2010; Vol.16 No.4 (November) HTML | PDF
• 3rd Quarter 2010; Vol.16 No.3 (July) HTML | PDF
• 2nd Quarter 2010; Vol.16 No.2 (April) HTML | PDF
• Special Bulletin, February 1st, 2010 HTML | PDF

• 4th Quarter 2009; Vol.15 No.4 (October) HTML | PDF
• 3rd Quarter 2009; Vol.15 No.3 (July) HTML | PDF
• 2nd Quarter 2009; Vol.15 No.2 (April) HTML | PDF

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Publication of the Pacific ENSO Update is funded by the National Oceanic and Atmospheric Administration (NOAA). The views expressed herein are those of the author(s) and do not necessarily reflect the views of NOAA or any of its sub-agencies. Additional support for the Pacific ENSO Applications Climate Center is provided through the U.S. Department of Interior - Office of Insular Affairs (OIA), in cooperation with the National Weather Service - Pacific Region Headquarters, Honolulu HI.