Routine
ADM
18Z model run on time
Model status ...HAFS MODEL PRODUCTION ISSUE...
A status note about the 18Z model run.
“18Z” is the run’s start time in UTC. NWS runs its main models four times a day — 00Z, 06Z, 12Z and 18Z — and each run begins by digesting a global snapshot of current conditions taken at that hour.
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Exactly as NWS transmitted it. Everything above is our plain-English reading of this text — if the two ever disagree, this is the authoritative version.
000 NOUS42 KWNO 222317 ADMSDM SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE NWS CENTRAL OPERATIONS COLLEGE PARK MD 2316Z TUE SEP 22 2026 ...HAFS MODEL PRODUCTION ISSUE... The 18Z HAFS-A and HAFS-B models for Hurricane Polo failed. NCO Support Staff are investigating. Delays of products from this model are expected. Kempisty/SDM/NCO