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Global Forecast System. The operational numerical weather forecasting model run by NCEP. The GFS superceded the AVN and MRF models, on which it is largely based. Forecast data from the GFS is available out to 180 hours at full resolution and 16 days at a reduced resolution.
20:20 EDT Disaster officials in Vanuatu say the death toll could rise as they establish the full extent of damage caused by Tropical Cyclone Lusi.