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 The GFS superceded the AVN and MRF models, on which it is largely based.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.
08:35 EDT The weather bureau has warned more severe weather could hit the New South Wales mid north coast today after heavy rain caused flash floods on Monday.