Forecast issued at 4:27 pm EST on Friday 4 September 2015.
A low pressure system lies over the Tasman Sea while a high pressure system near Adelaida extends a ridge over Victoria. The high will move across Victoria and Tasmania during Saturday and over the Tasman Sea on Sunday as a cold front enters western Victoria late in the day. The front will move across central and eastern Victoria early on Monday as the associated low moves across Tasmania. The low will move eastwards to be located over the central Tasman Sea on Tuesday as a new high becomes established over the Bight.
Forecast for the rest of Friday
Partly cloudy. Slight (20%) chance of a shower near Wilsons Promontory, near zero chance elsewhere. Winds northwest to southwesterly 15 to 20 km/h.
Saturday 5 September
Cloudy. Areas of fog and frost about the ranges in the morning, locally severe. Medium (40%) chance of showers in the morning and afternoon. Snow possible above 1300 metres. Winds northwest to southwesterly 15 to 20 km/h tending south to southwesterly in the middle of the day then becoming light in the evening. Overnight temperatures falling to between minus 1 and 6 above zero with daytime temperatures reaching between 11 and 15.
UV Alert from 9:40 am to 2:50 pm, UV Index predicted to reach 6 [High]
Sunday 6 September
Partly cloudy. Areas of fog in the early morning. High (70%) chance of showers in the west, medium (50%) chance elsewhere. Snow falling above 1500 metres. Winds northwest to northeasterly 15 to 25 km/h increasing to 25 to 40 km/h in the morning then becoming northwesterly 25 to 35 km/h in the late evening. Overnight temperatures falling to between zero and 4 with daytime temperatures reaching between 12 and 17.
Monday 7 September
Cloudy. High (80%) chance of showers, with possible hail in the morning. Snow falling above 1100 metres. The chance of a thunderstorm near the coast in the morning. Winds north to northwesterly 20 to 30 km/h tending west to northwesterly 25 to 40 km/h during the morning. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching between 9 and 15.
Tuesday 8 September
Cloudy. High (70%) chance of showers, most likely in the morning and afternoon. Snow falling above 1200 metres. Winds westerly 20 to 30 km/h. Overnight temperatures falling to between 3 and 7 with daytime temperatures reaching between 9 and 15.
The next routine forecast will be issued at 5:40 am EST Saturday.