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North America GFS Surface Temperature/Wind +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 The GFS superceded the AVN and MRF models, on which it is largely based.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

La Nina? That depends on who you ask

10:19 EDT

Whether or not a La Nina event is currently underway in the Pacific Ocean depends on which country you are in.

BOM announces short, weak La Nina probability for summer lacking rainfall but packing heatwaves

09:09 EDT

The Bureau of Meteorology's latest ENSO wrap has tilted the warning level over to a La Nina alert, the highest level below an official La Nina.

Could an epidemic thunderstorm asthma event happen again in Melbourne?

16:13 EDT

Today marks the one year anniversary of a tragic thunderstorm asthma event in Melbourne that resulted in nine deaths and directly impacted the health of thousands of Victorians.