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 The GFS superceded the AVN and MRF models, on which it is largely based.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.
07:25 EST An amazing video has emerged of an Oklahoma tornado survivor being reunited with her dog when it is found in the rubble of her flattened house as she is being interviewed on US television.