Monday: South to southeasterly 10/20 knots. Seas: 1.5 metres, increasing to 1.5/2 metres offshore north of Port Macquarie. Swell: Easterly below 1 metre, increasing to 1/1.5 metres south of Crowdy Head. Tuesday: Southerly 15/20 knots turning southeasterly 10/15 knots in the morning. Seas: 1/2 metres, decreasing to 1/1.5 metres during the morning. Swell: South to southeasterly 1/1.5 metres, increasing to 1.5/2 metres offshore south of Crowdy Head during the morning. Outlook Wednesday: East to southeasterly 10/15 knots turning northeasterly in the afternoon. Seas: Around 1 metre. Swell: Southerly 1.5/2 metres, tending southeasterly 1/1.5 metres during the morning, then decreasing to around 1 metre around midday. Outlook Thursday: Northerly 15/20 knots increasing to 20/25 knots during the afternoon. Seas: 1/2 metres. Swell: East to southeasterly around 1 metre.Issued Mon 22:18 EDT
20:25 EDT A dwindling number of volunteers is collecting some of the weather bureau's most important data from across South Australia.