Forecast issued at 5:40 am EST on Tuesday 1 September 2015.
A low pressure system over the Tasman Sea and a ridge of high pressure extending from the Southern Ocean northwards across Victoria will both drift slowly eastwards today. A new low pressure system and trough will develop over the Bight today then will enter northwestern Victoria later on Wednesday before moving eastwards across southern NSW to reach the Tasman Sea on Thursday. The next high pressure system will approach from the west during Friday.
Forecast for the rest of Tuesday
Areas of fog and frost this morning, locally severe. Mostly sunny afternoon. Light winds. Daytime maximum temperatures between 10 and 16.
UV Alert from 10:20 am to 2:10 pm, UV Index predicted to reach 4 [Moderate]
Wednesday 2 September
Partly cloudy. Patchy morning fog. Areas of morning frost. Very high (95%) chance of rain in the north, high (70%) chance elsewhere, mainly later in the day. Light winds becoming east to northeasterly 15 to 20 km/h in the morning then tending east to southeasterly in the late evening. Overnight temperatures falling to between minus 1 and 2 above zero with daytime temperatures reaching between 11 and 17.
Thursday 3 September
Cloudy. High (80%) chance of rain. Snow falling above 1200 metres during the evening. Winds southeasterly 15 to 20 km/h turning southerly 15 to 25 km/h during the morning. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching between 8 and 13.
Friday 4 September
Partly cloudy. Medium (40%) chance of showers in the south, slight (20%) chance elsewhere. Snow possible above 110 metres. Winds south to southeasterly 15 to 20 km/h becoming light during the morning. Overnight temperatures falling to around 3 with daytime temperatures reaching between 8 and 15.
The next routine forecast will be issued at 4:15 pm EST Tuesday.