Tropical Weather Outlook
www.nhc.noaa.gov/gtwo.php?basin=atlc&fdays=5
This message provides a list of current storms and the formation potential for any tropical weather disturbances during the next five days across the Atlantic Ocean, Caribbean Sea, and Gulf of Mexico. It is released four times per day, at 2:00 a.m., 8:00 a.m., 2:00 p.m., and 8:00 p.m. EDT during the Hurricane Season (June 1 through November 30).
Tropical Cyclone Forecast Cone hurricanes.gov
The cone represents the probable track of the center of a tropical cyclone, and is formed by enclosing the area swept out by a set of imaginary circles placed along the forecast track (at 12, 24, 36 hours, etc.). The size of each circle is set so that two-thirds of historical official forecast errors over the previous five years (2010–2014) fall within the circle. Importantly, the cone provides no information on expected *impacts*.
Hazardous Weather Outlook for the Florida Keys
forecast.weather.gov/product.php?site=NWS&product=HWO&issuedby=KEY
This outlook describes the potential for all types of hazardous weather across the Florida Keys and adjacent coastal waters during the next seven days, including gale-force winds, seas greater than six feet, waterspouts, and other tropical cyclone impacts.
Coastal Waters Forecast for the Florida Keys
forecast.weather.gov/product.php?site=NWS&product=CWF&issuedby=KEY
This product is a widely disseminated message providing a five-day marine weather forecast for the coastal waters adjoining the Florida Keys, including a marine weather synopsis, Gulf Stream location information, winds, seas, and weather. Forecast winds and seas represent the most likely values.
However, when a tropical cyclone threatens, special phrases are included to indicate the potential for tropical storm or hurricane conditions (e.g., “Tropical Storm Conditions Expected” or “Hurricane Conditions Possible”). The Coastal Waters Forecast is routinely issued at 4:30 a.m., 10:30 a.m., 4:30 p.m., and 10:30 p.m. EDT. However, when a tropical cyclone threatens the Florida Keys, it will be issued closer to 6:00 a.m., 12:00 p.m., 6:00 p.m., and 12:00 a.m., in order to include the most up to date information from the National Hurricane Center.
A daily review of these four information sources will keep the Florida Keys mariner aware of anything brewing in the Tropics, as well as cognizant of potential local impacts.
The second part of a wise approach to the Hurricane Season is being “hurricane prepared”. This starts with proper planning, which can take the form of a pre-season mental exercise or, better yet, a written hurricane preparedness plan (ready.gov is a good place to start). For additional information on hurricane preparedness, hurricanes.gov/prepare has a wealth of information. The Florida Keys National Weather Service will be active on social media this Hurricane Season, providing both tropical cyclone awareness and preparedness information, as well as up-to-date real-time storm information for local tropical cyclone threats. Like us on Facebook (NWSKeyWest) or follow us on Twitter @NWSKeyWest.
Hurricane Season 2015 is here – Be hurricane prepared. And remember to be weather-ready, and stay safe!
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