NOUS41 KWBC 291930 AAA



Service Change Notice 17-74, Updated

National Weather Service Headquarters Silver Spring MD

330 PM EDT Tue Aug 29 2017


To:         Subscribers:

            - NOAA Weather Wire Service

            - Emergency Managers Weather Information Network

            - NOAAPORT

            Other NWS partners, users and employees


From:       Darin Figurskey

            Operations Branch Chief

          Ocean Prediction Center


Subject:    Updated: The Ocean Prediction Center is upgrading its

          website effective September 6, 2017


Updated to change implementation date from August 30, 2017, to

September 6, 2017, or on the next available non-critical weather



Effective Wednesday September 6, 2017, the NWS Ocean Prediction

Center (OPC) website


will be upgraded to new formatting currently available for review at:


This change represents the first major upgrade to the OPC website since 2002. 


Additionally, the URL will change from


to the currently available:


This change provides content through a more secure connection. 

The Office of Management and Budget (OMB) directive describing

the requirement to only provide service through https can be

found at:


The new format provides an improvement of service over the

current website format, including easier navigation and a

cleaner look and feel with better support for mobile devices.

The new format will also bring the OPC website in line with

other recent NWS web formatting upgrades.


Please note that mainly the formatting of the website will

change on September 6. No changes have been made to any

operational products. In addition, the old URL,, will automatically redirect to for approximately 6 months. Users

do not need to take any action now but should update their

bookmarks after the September 6 transition.


Please send comments or requests for more information to OPC

Operations Branch Chief Darin Figurskey at:



National Service Change Notices are online at: