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 The GFS superceded the AVN and MRF models, on which it is largely based.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.
11:07 EST The Philippines has placed eight provinces under a state of calamity due to a drought caused by the El Nino weather phenomenon.