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PUBLIC INFORMATION STATEMENT 22-18 UPDATED
NATIONAL WEATHER SERVICE HEADQUARTERS SILVER SPRING MD
1130 AM EDT TUE APR 01 2025
TO: SUBSCRIBERS:
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-NOAAPORT
OTHER NWS PARTNERS, USERS AND EMPLOYEES
FROM: STEPHEN W. BIEDA III, PH.D., CHIEF
SEVERE, FIRE, PUBLIC AND WINTER WEATHER SERVICES
BRANCH
SUBJECT: UPDATED: WEATHER FORECAST OFFICE (WFO) GUAM TO PRODUCE
EXPERIMENTAL PUBLIC AND MARINE GRIDS FOR EAST AND WEST
MICRONESIA FOR INCLUSION INTO THE NATIONAL DIGITAL FORECAST
DATABASE: EFFECTIVE MARCH 29, 2022
UPDATED TO EXTEND COMMENT PERIOD THROUGH DECEMBER 31, 2025.
THE NATIONAL WEATHER SERVICE (NWS) IN TIYAN, GUAM (GUM) WILL
CONTINUE THE PUBLIC COMMENT PERIOD FOR THE EXPERIMENTAL
EXPANSION OF THE GRIDDED PUBLIC AND MARINE FORECAST DATA TO EAST
AND WEST MICRONESIA FOR INCLUSION INTO THE NATIONAL DIGITAL
FORECAST DATABASE (NDFD). THE EXPERIMENTAL GRIDS ARE AVAILABLE
FOR DOWNLOAD IN GRIB2 FORMAT VIA BOTH HTTPS: AND FTP: FROM THE
NWS TELECOMMUNICATIONS GATEWAY FTP (TGFTP) SERVER AT:
HTTPS://TGFTP.NWS.NOAA.GOV/SL.US008001/ST.EXPR/DF.GR2/DC.NDFD/AR
.MICRONES/
VISUALIZATION OF THESE DATA ARE AVAILABLE ON THE NATIONAL
DIGITAL FORECAST DATABASE (NDFD) MAP VIEWER AT:
HTTPS://DIGITAL.WEATHER.GOV
THE PUBLIC COMMENT PERIOD WILL EXTEND THROUGH DECEMBER 31, 2025.
AT THE END OF THE COMMENT PERIOD, A DECISION WILL BE MADE AS TO
WHETHER OR NOT THE EXPANDED PRODUCT SHOULD BECOME OPERATIONAL IN
NDFD.
A DESCRIPTION OF THE CONCEPT OF EXPANDED GRIDDED FORECASTS
ACROSS MICRONESIA, PRODUCT EXAMPLES, AND REQUIREMENTS
EXPLANATION CAN BE FOUND AT THE FOLLOWING LINK:
HTTPS://NSDESK.SERVICENOWSERVICES.COM/API/G_NOA/NWSPC/RES2/255BE
3DA470C2650F6550C03E16D43AA
INPUT ON THE EXPANDED GRIDDED FORECASTS ACROSS MICRONESIA ARE
REQUESTED FROM THE EMERGENCY MANAGEMENT COMMUNITY AND ALL USERS
VIA THE FOLLOWING LINK:
HTTPS://WWW.SURVEYMONKEY.COM/R/EXPEASTWESTMICRONESIAGRIDSINNDFD_
2025
ADDITIONAL COMMENTS MAY BE SENT TO:
GENEVIEVE C. MILLER
METEOROLOGIST-IN-CHARGE
NATIONAL WEATHER SERVICE WFO GUAM
BARRIGADA, GUAM
GENEVIEVE.MILLER@NOAA.GOV
OR
ERIC LAU
CHIEF, ENVIRONMENTAL SCIENCE AND SERVICES DIVISION
NATIONAL WEATHER SERVICE PACIFIC REGION HEADQUARTERS
HONOLULU, HI
ERIC.LAU@NOAA.GOV
NATIONAL PUBLIC INFORMATION STATEMENTS ARE ONLINE AT:
HTTPS://WWW.WEATHER.GOV/NOTIFICATION/
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