Forecast issued at 5:42 am EST on Friday 22 August 2014.
A high pressure system centred just east of Tasmania will drift slowly eastwards today and then remain over the southern Tasman Sea for nearly a week. A cold front crossing waters south of the Bight will weaken to a trough as it moves over western Victoria late on Saturday. The trough will move slowly across the remainder of the State on Sunday as the next high pressure system moves from the Bight towards western Victoria by late in the day. This high will slide south of Victoria and join with the southern Tasman high pressure system on Monday.
Forecast for the rest of Friday
Areas of frost and patchy fog near the Yarra Valley early this morning. Mostly sunny. Winds north to northeasterly 15 to 25 km/h becoming light in the late afternoon. Daytime maximum temperatures between 14 and 18.
UV Alert from 11:10 am to 1:40 pm, UV Index predicted to reach 3 [Moderate]
Saturday 23 August
Patchy fog in the east early in the morning. Mostly sunny day. The chance of showers during the evening. The chance of thunderstorms in the west during the evening. Winds northerly 20 to 30 km/h. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching between 14 and 19.
Sunday 24 August
Partly cloudy. High chance of showers, easing at night. The chance of a thunderstorm in the east in the afternoon and evening. Winds north to northwesterly 15 to 25 km/h turning west to southwesterly 15 to 20 km/h during the afternoon. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching between 11 and 16.
Monday 25 August
Partly cloudy. Areas of morning fog in the east. Medium chance of showers in the afternoon. Light winds becoming south to southeasterly 15 to 20 km/h during the morning then becoming light during the evening. Overnight temperatures falling to between 4 and 8 with daytime temperatures reaching between 13 and 16.
The next routine forecast will be issued at 4:15 pm EST Friday.