Saturday: Northwest to southwesterly 10/15 knots becoming variable about 10 knots in the evening. Seas: Below 1 metre. Swell: Westerly below 1 metre. Sunday: Variable about 10 knots becoming west to northwesterly 10/15 knots in the early afternoon. Seas: Below 1 metre. Swell: Westerly below 1 metre. Outlook Monday: West to southwesterly 10/15 knots tending northwest to northeasterly in the morning then tending west to northwesterly in the late afternoon. Seas: Around 1 metre. Swell: Westerly below 1 metre. Outlook Tuesday: Northwest to southwesterly 15/20 knots. Seas: Around 1 metre, increasing to 1/1.5 metres during the afternoon. Swell: Westerly around 1 metre.Issued Sat 16:01 WST
16:39 EST The mercury soared in the nation's southwest today with Perth recording its hottest September day on record, however heavy rain and cooler temperatures will arrive on Sunday.