National Weather Service United States Department of Commerce

Massive Heat Wave; Severe Storms and Heavy Rain

A massive heat wave is consuming much of the Midwest into the Southern tier of the U.S. with hazy, hot and humid conditions. These dangerous conditions will likely persist through Thursday as widespread excessive heat warnings and heat advisories are in effect. North and east of the heat and area of high pressure, thunderstorms with damaging and severe winds, large hail and heavy rain are likely. Read More >

August 14, 1940
A weather station was established at Honolulu International Airport.
January 27, 1946
The Weather Bureau Airport Station (WBAS) established at Honolulu International Airport and began forecast operations.
July 14, 1946
Hourly weather observations began at the WBAS.
June 1, 1957
The WBAS began Central Pacific Hurricane Center (CPHC) operations.
October 11, 1962
All WBAS operations moved to the Administration Building at Honolulu International Airport.
November 15, 1968
NOAA Weather Radio (KBA99) began 24 hour continuous broadcasts.
October 1, 1970
The United States Weather Bureau became the National Weather Service and the office was renamed Weather Service Forecast Office (WFO).
January 10, 1974
Observing operations moved to the Honolulu International Airport Observatory Annex.
July 14, 1975
The National Environmental Satellite Service (NESS) Honolulu Satellite Field Services Station (SFSS) began providing satellite data support to the forecast office and other offices in the Pacific.
October 1, 1983
The SFSS became part of the WFO.
May 12, 1995
The facility at UH Manoa was dedicated.
June 16, 1995
WFO operations (except observations) moved from Honolulu International Airport to the Manoa Campus of the University of Hawai`i.
November 1, 1996
A private contractor took over observing operations at the Honolulu International Airport Observatory Annex.
February 15, 2000
New headings for products went into effect. The WFO identifier was changed from PHNL to PHFO.
July 14, 2000
The new computer system, Advanced Weather Interactive Processing System (AWIPS), is commissioned.
October 25, 2000
The new WFO Honolulu Webpage debuts.
July 1, 2001
WFO Honolulu becomes a WMO RSMC (World Meteorological Organization Regional Specialized Meteorological Centre).
July 15, 2004
WFO Honolulu changes from 8 geographic zone areas, and 2 geographic marine areas, to 28 and 24, respectively to better serve the islands.
January 19, 2006
WFO Honolulu began issuing products with VTEC coding.
February 1, 2006
Point and Click forecasts available for Hawai`i.
September 8, 2015
The updated Advanced Weather Interactive Processing System (AWIPS 2), is commissioned.
May 15, 2019
The CPHC website is merged into to allow seamless transitions as systems move across tropical basins.