Forecast issued at 4:30 pm WST on Tuesday 21 October 2014.
Northern Western Australia
A broad heat low over the Kimberley with a trough along the Pilbara coast.
Southern and Central Western Australia
A deepening surface trough near the west coast with a low developing near the southwest corner of the state on Wednesday. A middle level disturbance will reach the west coast late Wednesday, and move over the SW Land Division Thursday morning, while the low and trough move eastwards. On Friday a ridge of high pressure will develop south of the State. A weak cold front will reach the SW corner late Saturday.
Forecast for the rest of Tuesday
Afternoon and evening showers and thunderstorms over the north Kimberley.
Wednesday 22 October
Chance of some morning drizzle near the coast east of Esperance. Showers and thunderstorms developing over central and southwestern parts of the South West Land Division during the afternoon, before extending through remaining parts in the evening. Afternoon and evening showers and thunderstorms over the north Kimberley, southern Interior, and also the western Goldfields. Possible hail, heavy falls, and gusty winds with thunderstorms in the South West, Great Southern, and the adjacent South Coastal, Central Wheat Belt, and the far SW Goldfields.
Thursday 23 October
Showers over the SW Land Division, with morning thunderstorms possible in the east. Showers and thunderstorms over the eastern and southern Goldfields, Eucla, Interior, eastern Pilbara and the coastal Kimberley, mostly in the afternoon and evening.
Friday 24 October
Early showers about the southern districts. Showers and thunderstorms over the Kimberley, Interior and the eastern Pilbara, NE Gascoyne, mostly in the afternoon and evening.
Saturday 25 October
Showers about the southern and western parts of the SW Land Division in the afternoon and evening. Showers and thunderstorms over the Kimberley, Interior and the eastern Pilbara, eastern Goldfields, Eucla, and eastern parts of the Southeast Coastal, mostly in the afternoon and evening.
The next routine forecast will be issued at 4:45 am WST Wednesday.