Forecast issued at 5:15 am EST on Tuesday 1 September 2015.
A complex slow-moving low pressure system lies over the southern Tasman Sea while a high pressure system south of Tasmania extends a ridge across New South Wales. During Wednesday another low and an associated trough will move into the state before crossing the coast during Thursday. A high will then into the west of the state by Friday.
Forecast for the rest of Tuesday
Areas of fog and frost early this morning. Sunny afternoon. Winds westerly 15 to 20 km/h becoming light in the late afternoon. Daytime maximum temperatures between 11 and 17.
- Fire Danger
- Greater Hunter: Low-Moderate
- Greater Sydney Region: Low-Moderate
- Illawarra/Shoalhaven: Low-Moderate
- Southern Ranges: Low-Moderate
- Central Ranges: Low-Moderate
- North Western: Low-Moderate
UV Alert from 9:30 am to 2:40 pm, UV Index predicted to reach 6 [High]
Wednesday 2 September
Cloud increasing. Medium (60%) chance of rain at night. The chance of a thunderstorm in the evening. Light winds becoming northeasterly 20 to 30 km/h in the evening. Overnight temperatures falling to between minus 3 and 2 above zero with daytime temperatures reaching between 15 and 20.
Thursday 3 September
Cloudy. Very high (90%) chance of rain, most likely in the morning and afternoon. Winds north to northeasterly 15 to 20 km/h shifting west to southwesterly 15 to 25 km/h during the morning. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching between 11 and 16.
Friday 4 September
Partly cloudy. Slight (20%) chance of a shower. Light winds. Overnight temperatures falling to between 2 and 6 with daytime temperatures reaching between 12 and 18.
The next routine forecast will be issued at 4:30 pm EST Tuesday.