National Centers for Environmental Prediction

GLOBAL CLIMATE & WEATHER MODELING

Briefings & Bulletins:

NCEP Office notes:

1950's - 1960's - 1970's - 1980's - 1990's - 2000's - 2010's

Model documentation:

Links to Technical Procedures Bulletins (TPBs) providing detailed information)

#442: Four-times-per-day 78-hour Aviation forecasts (June 1997)
#443: First 1997 Package of changes to the MRF (5 Nov 1997)
#445: Further Changes to the 1997 NCEP Operational Analysis/Forecast System: - The use of TOVS level 1-b radiances and increased vertical diffusion(13 Jan 1998)
#449: Changes to the 1998 NCEP Operational MRF Model Analysis/Forecast System (15 June 1998)
#450: Further Changes to the 1998 NCEP Operational MRF Model Analysis/Forecast System (5 October 1998)
#452: Changes to the 1999 NCEP Operational MRF Model Analysis/Forecast System (24 Jan 2000)
#472: Improvements in Hurricane Initialization and Forecasting at NCEP with Global and Regional (GFDL) models (31 May 2000)
#484: Changes to the 2001 NCEP Operational MRF/AVN Global Analysis/Forecast System (15 May 2001)
Changes to the 2002 NCEP Operational MRF Model Analysis/Forecast System (13 May 2002)

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