A total fire ban has been issued for Victoria's Mallee region on Monday.
The CFA says no fires can be lit in the open air between midnight on Sunday until after midnight on Monday.
CFA chief officer Euan Ferguson says people living in areas at risk of fire should activate their bush fire plan.
The weather bureau forecasts temperatures to reach a high of 38C in the Mallee district, with northerly winds of up to 35km/h an hour.
A wind change is not expected until 9pm or 10pm at night.
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Senior forecaster Scott Williams says the wind strength and low humidity will see a severe fire danger category across the whole Mallee region.
