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Australia Sea Surface Temperature

The sea surface temperature (SST) varies much more slowly than atmospheric temperatures due to the heat capacity of water. As such, the SSTs lag the atmospheric temperatures on a seasonal timescale by about 3 months. The lowest SSTs are usually observed in early Spring and the highest SSTs are observed in early Autumn.

In tropical regions, SSTs greater than 26°C are considered suitable for formation of tropical cyclones.

The data displayed in this map is the weekly average, centred on the date shown.

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Weather News

Broome swamped in wettest December on record

16:33 EDT

A tropical low pressure system has combined with Cyclone Yvette to dump more than 200 millimetres of rain on Broome.

Detailed Christmas Day forecast

12:21 EDT

Intense heat, thunderstorms, flooding rain and damaging winds are all on the cards for Christmas Day this year.

SA Government declares 'code red' for homeless during hot spell, shelters to stay open longer

12:08 EDT

South Australia's homeless services will be boosted over the Christmas period as a result of forecast extreme heat over the next few days.