Forecast issued at 5:17 am EST on Wednesday 17 September 2014.
A low pressure system over the southern Tasman Sea extends a trough northwards off the NSW coast. The low and trough is expected to move slowly to the southeast and intensify during Wednesday while a cold front moves northeast from the Southern Ocean clipping far southeast NSW later in the day. A high pressure system southwest of Adelaide is expected to extend a ridge over western NSW during Wednesday. Little change in the pattern is expected Thursday and Friday with the low over the southern Tasman and the ridge over western NSW. The high and ridge is likely to move over NSW on the weekend.
Forecast for the rest of Wednesday
Partly cloudy. Isolated showers near the Victorian border from the late morning, extending throughout later this afternoon and evening. Winds westerly 25 to 40 km/h. Daytime maximum temperatures between 15 and 21.
- Fire Danger
- Illawarra/Shoalhaven: Low-Moderate
- Far South Coast: Low-Moderate
UV Alert from 9:40 am to 2:10 pm, UV Index predicted to reach 5 [Moderate]
Thursday 18 September
Partly cloudy. The chance of showers from the late morning. Winds westerly 25 to 35 km/h turning southwesterly before dawn. Overnight temperatures falling to between 1 and 6 with daytime temperatures reaching between 12 and 19.
Friday 19 September
Mostly sunny. Patches of morning frost about the coastal ranges. Patchy morning fog in the north. Slight chance of a shower near the Victorian border, near zero chance elsewhere. Winds west to southwesterly 25 to 35 km/h tending south to southwesterly 25 to 40 km/h during the afternoon then tending west to southwesterly 25 to 35 km/h during the evening. Overnight temperatures falling to between 1 and 6 with daytime temperatures reaching between 13 and 19.
Saturday 20 September
Cloudy. Medium chance of showers near the Victorian border, slight chance elsewhere. Winds west to southwesterly 20 to 30 km/h tending south to southwesterly during the morning then tending west to southwesterly 15 to 20 km/h during the evening. Overnight temperatures falling to between 1 and 6 with daytime temperatures reaching between 14 and 20.
The next routine forecast will be issued at 4:30 pm EST Wednesday.