Today will again be cloudy across the south-west with day-time high temperatures in the low 20s.
There's a slight - 20 per cent - chance of rain, with a shower more likely this morning and early afternoon.
Winds will be north-westerly 15 to 20 km/h turning west to south-westerly 20 to 25 km/h in the early afternoon then becoming westerly and light in the late evening.
A high pressure system south of the Bight extends a ridge over Victoria today.
The high will drift towards western Tasmania on Friday, and into the Tasman Sea on Saturday.
A low pressure trough will move eastwards across Victoria during Sunday.
Today Warrnambool will reach a top of about 20 degrees, Hamilton 22, Colac 22, Ararat 23, Casterton 23, Mortlake 22, Heywood 22, Portland 21 and Port Fairy 20.
On Friday Warrnambool is expecting a top of 21, again 21 on Saturday, 23 on Sunday and 17 on Monday.
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