Official NHC bulletin with current position, intensity, movement, and forecast track. Written for the general public with key safety information.
Detailed meteorological reasoning behind the forecast. Includes model analysis, uncertainty discussion, and forecaster confidence levels.
Technical bulletin with wind radii, seas heights, and detailed position forecasts. Primarily used by emergency managers and marine interests.
Comprehensive AI-generated summary combining all available data into a clear, readable format with key takeaways and impact analysis.
Statistical probability of experiencing tropical storm and hurricane force winds at specific locations over the next 5 days.
Special updates issued between regular advisories when significant changes occur or when the storm threatens land.