Tomorrow is an expected top of 38°C for Horsham, Dimboola, Nhill and Warracknabeal will see a top temperature of 39°C.

No fires can be lit in the open air on Thursday.

CFA advises people living in areas at risk of fire to activate their bush fire plan.

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It will be a hot and humid day, with a mostly sunny morning.

There is a medium chance of showers in the evening.

Winds northeast to southeasterly 15 to 20 km/h tending northwest to northeasterly 25 to 35 km/h in the morning then tending westerly 20 to 30 km/h in the evening.

There is a 40 per cent chance of rain, with a possibility of up to two millimetres.

Temperatures will remain slightly high tonight, staying around 20°C.

There will be a drop for Fridays forecast with a top temperature of 28°C for Horsham and 29°C for Dimboola, Nhill and Warracknabeal.

There will be a 20 per cent chance of light rain on Friday.

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