918
NOUS41 KWBC 271330
PNSWSH
SERVICE CHANGE NOTICE 26-33
NATIONAL WEATHER SERVICE HEADQUARTERS SILVER SPRING MD
930 AM EDT FRI MAR 27 2026
TO: SUBSCRIBERS:
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-NOAAPORT
OTHER NWS PARTNERS, USERS AND EMPLOYEES
FROM: SUZANNE LENIHAN
OFFICE OF CHIEF OPERATING OFFICER
SUBJECT: DISCONTINUATION OF THE MEXICAN WEATHER ROUNDUP AND THE
LATIN AMERICA AND CARIBBEAN HOURLY WEATHER ROUNDUP (RWRMX)
PRODUCTS: EFFECTIVE ON OR ABOUT APRIL 29, 2026
EFFECTIVE ON OR ABOUT APRIL 29, 2026, THE NATIONAL WEATHER
SERVICE (NWS) WILL DISCONTINUE THE MEXICAN WEATHER ROUNDUP AND
THE LATIN AMERICA AND CARIBBEAN HOURLY WEATHER ROUNDUP (RWRMX)
PRODUCTS.
THE RWRMX PRODUCTS PROVIDE ROUTINE, STANDARDIZED HOURLY
OBSERVATIONS FOR VARIOUS CITIES ACROSS MEXICO, CENTRAL AMERICA,
AND THE CARIBBEAN. THESE PRODUCTS ARE FOR GENERAL PUBLIC USE
DOMESTICALLY AND INTERNATIONALLY.
THE INFORMATION IN THE RWRMX DUPLICATES INFORMATION AVAILABLE
THROUGH OTHER INTERNATIONAL METEOROLOGIC SERVICES AND THIRD-
PARTY WEATHER SERVICES.
ALTERNATIVE WEBSITES PROVIDING THE DATA CONTAINED IN THE RWRMX
PRODUCTS INCLUDE:
- NWS AVIATION WEATHER CENTER API:
HTTPS://AVIATIONWEATHER.GOV/DATA/API/#/
- WORLD METEOROLOGICAL ORGANIZATION’S WORLD WEATHER
INFORMATION SERVICE: HTTPS://WORLDWEATHER.WMO.INT/EN/HOME.HTML
OPERATIONAL NWS PRODUCTS AFFECTED BY THIS CHANGE:
PRODUCT NAME WMO HEADING AWIPS ID
------------ ----------- --------
LATIN AMERICA AND CARIBBEAN ASCA44 KEWX RWRMX
HOURLY WEATHER ROUNDUP
MEXICAN WEATHER ROUNDUP ASMX46 KSGX RWRMX
IF YOU HAVE ADDITIONAL QUESTIONS, PLEASE CONTACT:
PUBLIC WEATHER SERVICES PROGRAM
WEATHER PREDICTION CENTER
COLLEGE PARK, MD
PUBLIC.PROGRAM@NOAA.GOV
NATIONAL SERVICE CHANGE NOTICES ARE AVAILABLE ONLINE AT:
HTTPS://WEATHER.GOV/NOTIFICATION/
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