Forecast issued at 4:25 pm WST on Wednesday 24 August 2016.
A ridge extends over the south of the State with a high pressure system off the southwest coast moving into the Bight by Thursday night. During Friday a cold front approaches with the front moving east through the South West Land Division late on Friday and early on Saturday. The front reaches the southeast of the State Saturday afternoon. A low pressure system off the south coast behind the front moves eastwards towards the Bight on Sunday.
Forecast for the rest of Wednesday
Clear. Light winds.
Thursday 25 August
Sunny. Winds east to northeasterly 15 to 20 km/h becoming light in the late afternoon then becoming northeasterly 15 to 20 km/h in the late evening. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching between 17 and 20.
- Fire Danger
- Lower West Coast: Low-Moderate
- Lower West Inland: Low-Moderate
Sun protection 9:50am to 3:00pm, UV Index predicted to reach 6 [High]
Friday 26 August
Partly cloudy. Very high (90%) chance of rain in the afternoon and evening, with gusty winds. Winds northeasterly 20 to 25 km/h shifting west to northwesterly 25 to 40 km/h in the early afternoon. Overnight temperatures falling to around 10 with daytime temperatures reaching between 19 and 23.
Saturday 27 August
Cloudy. Very high (95%) chance of showers, most likely in the morning. Gusty winds and possible hail. Winds westerly 25 to 35 km/h turning southwesterly 25 to 40 km/h during the day. Overnight temperatures falling to around 10 with daytime temperatures reaching between 13 and 16.
Sunday 28 August
Cloudy. Medium (60%) chance of showers, most likely in the morning and afternoon. Winds south to southwesterly 20 to 30 km/h becoming light during the evening. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching between 14 and 17.
The next routine forecast will be issued at 5:00 am WST Thursday.