South America GFS Surface Temperature/Wind +96 hour Chart

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About GFS

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 The GFS superceded the AVN and MRF models, on which it is largely based.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.

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Weather News

Clouds build over winter rain outlook

15:04 EST

There's been a substantial change in the outlook for rainfall across Australia this winter, with a reduction in the likelihood of above-average rain across much of the country.

Rain plays a surprising role in making some restored prairies healthier than others

12:04 EST

Prairies once covered an enormous area of North America, but today have been reduced to a small fraction of this historical range.