158  
NOUS41 KNHC 021258  
PNSNHC  
 
PUBLIC INFORMATION STATEMENT  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
800 AM EST TUE MAR 2 2021  
 
TO: NWS PARTNERS, USERS, AND EMPLOYEES  
 
FROM: MICHAEL J. BRENNAN  
BRANCH CHIEF, HURRICANE SPECIALIST UNIT  
NATIONAL HURRICANE CENTER  
 
SUBJECT: ROUTINE ISSUANCE OF THE ATLANTIC BASIN  
TROPICAL WEATHER OUTLOOK BEGINNING ON MAY 15, 2021  
 
IN ORDER TO PROVIDE MORE FREQUENT INFORMATION ON THE POTENTIAL FOR  
TROPICAL CYCLONE FORMATION AS THE OFFICIAL JUNE 1 START OF THE  
ATLANTIC HURRICANE SEASON APPROACHES, THE NATIONAL HURRICANE CENTER  
WILL BEGIN ROUTINE ISSUANCE OF THE ATLANTIC TROPICAL WEATHER OUTLOOK  
(TWO) AND THE GRAPHICAL TWO AT 800 AM EDT (1200 UTC) MAY 15, 2021.  
 
GIVEN RECENT INCREASED TROPICAL CYCLONE ACTIVITY IN THE ATLANTIC  
BASIN IN LATE MAY, ROUTINE ISSUANCE OF THE ATLANTIC TWO STARTING ON  
MAY 15 OFFERS A SERVICE IMPROVEMENT OVER UNSCHEDULED SPECIAL TWOS  
THAT ARE ISSUED TO DISCUSS THE POSSIBILITY OF TROPICAL CYCLONE  
FORMATION PRIOR TO THE OFFICIAL START OF HURRICANE SEASON ON  
JUNE 1.  
 
THE ATLANTIC TWO CAN BE FOUND UNDER AWIPS HEADER MIATWOAT AND WMO  
HEADER ABNT20 KNHC. THE TWO AND GRAPHICAL TWO CAN ALSO BE FOUND  
ONLINE AT HURRICANES.GOV.  
 
ANY QUESTIONS OR COMMENTS ON THIS CHANGE SHOULD BE DIRECTED TO:  
 
MICHAEL J. BRENNAN  
BRANCH CHIEF, HURRICANE SPECIALIST UNIT  
MICHAEL.J.BRENNAN@NOAA.GOV  
 
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