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Southern Hemisphere GFS Longwave 500hPa Height +120 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 The GFS superceded the AVN and MRF models, on which it is largely based.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

Weekend heat: Which records will be broken?

15:01 EST

Unprecedented September heat is forecast to affect parts of eastern Australia this weekend.

BOM predicts Sydney to swelter through 36C September heat this Saturday

06:17 EST

A heatwave is expected to turn Sydney's spring on its head this Saturday with temperatures forecast to soar past 36 degrees Celsius in parts of the city.