National Weather Service United States Department of Commerce

National Hurricane Center:   User’s Guide to Hurricane Products - pdf

 

Update on National Hurricane Center Products and Services for 2015 - pdf

Prototype Storm Surge Watch/Warning Graphic and Experimental Potential Storm Surge Flooding Map

 

TROPICAL DEPRESSION - an organized area of low pressure where sustained surface winds are 38 mph or less.

 

TROPICAL STORM - a strong area of low pressure associated with maximum sustained winds of 39 to 73 mph. It is at this point a tropical cyclone gets a name.

 

HURRICANE - maximum sustained winds of 74 mph or greater.

 

HURRICANE WATCH - an announcement that hurricane conditions are possible within the specified area issued by the National Hurricane Center. Because outside preparedness activities become difficult once winds reach tropical storm force, watches are issued 48 hours in advance of the anticipated onset of tropical-storm-force winds.
 

HURRICANE WARNING - an announcement that hurricane conditions are expected within the specified area issued by the National Hurricane Center. Because outside preparedness activities become difficult once winds reach tropical storm force, warnings are issued 36 hours in advance of the anticipated onset of tropical-storm-force winds.
 

TROPICAL STORM WATCH - an announcement that tropical-storm conditions are possible within the specified area issued by the National Hurricane Center. Because outside preparedness activities become difficult once winds reach tropical storm force, watches are issued 48 hours in advance of the anticipated onset of tropical-storm-force winds.
 

TROPICAL STORM WARNING -  an announcement that tropical-storm conditions are expected within the specified area issued by the National Hurricane Center. Because outside preparedness activities become difficult once winds reach tropical storm force, warnings are issued 36 hours in advance of the anticipated onset of tropical-storm-force winds.

 

HURRICANE LOCAL STATEMENT - issued by your local NWS Forecast Office.
 

Hurricane Local Statement - Interactive Text Reader -This site is for users of the Hurricane Local Statement text product to make it easier to extract the desired segmented information for supporting time and location specific decisions. This is only for coastal offices.

 

Tropical Cyclone Potential Impact Graphics - The TCI Graphics web site is an internet-based decision-support service consisting of at least four graphics: high wind impacts, coastal flooding impacts, inland flooding impacts, and tornado impacts. This is only for coastal offices.

 

BE PREPARED:

Local Tropical Weather Briefing Page

 

Archive of Hurricane Season - NHC

Center for Operational Oceanographic Products and Services - NOAA

Climatology & Names  - NHC

El Nino/La Nina Current Conditions - CPC

FAQs about Hurricanes  - NOAA

Glossary: Tropical Terms - NHC

Historical Hurricane Tracks - interactive database

Hurricane Outlook - CPC

Hurricane Resources Page - NWS

National Data Buoy Center - NDBC

National Hurricane Awareness Week - NHC

Outeach & Education - NWS

Product Descriptions: Text & Graphical

Rip Currents - NWS

Saffir-Simpson Hurricane Wind Scale - NHC

Sea Surface Temperature Analysis - NHC

Tidal Datums  - NOAA

Tropical Cyclones - pdf brochure

Western Atlantic Hurricane Tracking Chart  - NHC

 

Service Assessments:

Hurricane Irene - August 21-30, 2011

Hurricane/Post-Tropical Cyclone Sandy - October 22-29, 2012

 

Local Definitions / Preparedness Page