Showers southwest of a line Kalbarri to Ravensthorpe, northeast Central Wheat Belt, Pilbara, eastern Gascoyne, Goldfields, southern and western Interior, and Eucla. Chance of a thunderstorm near the west and southwest coasts, southern and western Interior, far northeast Gascoyne and central Pilbara. Morning frost possible through the Central Wheat Belt, eastern Great Southern, southwest Goldfields and inland South East Coastal district. Possible morning fog over the northwest Pilbara.