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 The GFS superceded the AVN and MRF models, on which it is largely based.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.
11:12 EST As citizens across Australia and New Zealand plan on waking up early on ANZAC Day, many people ponder how cold or wet it will be this year.