015  
NOUS41 KWBC 231315  
PNSWSH  
 
SERVICE CHANGE NOTICE 25-37  
NATIONAL WEATHER SERVICE HEADQUARTERS SILVER SPRING MD  
915 AM EDT WED APR 23 2025  
 
TO: SUBSCRIBERS:  
-NOAA WEATHER WIRE SERVICE  
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK  
-NOAAPORT  
OTHER NWS PARTNERS, USERS AND EMPLOYEES  
 
FROM: DAVID MICHAUD, DIRECTOR  
NCEP CENTRAL OPERATIONS  
 
SUBJECT: NCEP CENTRAL OPERATIONS (NCO) CRITICAL WEATHER DAY  
(CWD) STATUS WEBPAGE UPDATE: EFFECTIVE ON OR ABOUT 1800 UTC  
APRIL 28, 2025  
 
THE NCEP CENTRAL OPERATIONS (NCO) CRITICAL WEATHER DAY (CWD)  
STATUS WEB PAGE WILL BE UPDATED ON OR ABOUT 1800 UTC APRIL 28,  
2025.  
 
THE CWD WEB PAGE, AVAILABLE AT  
HTTPS://WWW.NCO.NCEP.NOAA.GOV/STATUS/CWD/, WILL BE UPDATED TO  
INCLUDE THE FOLLOWING ENHANCEMENTS: 1) AN HOURLY TIMELINE OF  
CURRENT AND EXPECTED CRITICAL WEATHER STATUS FOR THE NEXT 3  
DAYS, 2) LARGER GRAPHICS, AND 3) CONTINUOUS 1-MINUTE UPDATES OF  
ACTIVE ALERTS.  
 
THE CHANGES SHOULD HAVE LIMITED OR NO IMPACT ON GENERAL USERS,  
BUT THOSE RELYING ON SCRIPTS TO PULL INFORMATION FROM THE SITE  
CAN TEST AGAINST THE QUALITY ASSURANCE TEST PAGE AT  
HTTPS://WWW.NCO.NCEP.NOAA.GOV/STATUS/CWD/INDEX_TEST.PHP PRIOR TO  
THE IMPLEMENTATION DATE.  
 
FOR QUESTIONS OR COMMENTS, PLEASE CONTACT:  
 
ROBERT HANDEL, SENIOR DUTY METEOROLOGIST TEAM LEAD  
NCEP CENTRAL OPERATIONS  
ROBERT.HANDEL@NOAA.GOV  
 
NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT:  
HTTPS://WWW.WEATHER.GOV/NOTIFICATION/  
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