IDW10600 Australian Government Bureau of Meteorology Western Australia Cocos (Keeling) Islands Forecast Issued at 3:45 pm WST on Sunday 19 May 2013 Weather Situation: A surface trough lies to the north. Forecast for the rest of Sunday 19 May Chance of a shower. Winds: South to southeasterly 10 to 15 knots. Seas: 1.0 to 1.5 metres. Swell: Southerly 1.5 to 2.0 metres. Forecast for Monday 20 May A shower or two with the chance of a thunderstorm. Winds: East to southeasterly 15 to 20 knots. Seas: 1.5 to 2.0 metres. Swell: Southerly 2.0 to 2.5 metres. Max 29 Min 24 Outlook for Tuesday 21 May A few showers with the chance of a thunderstorm. Winds: East to southeasterly 15 to 20 knots. Max 29 Outlook for Wednesday 22 May A few showers with the chance of a thunderstorm. Winds: Easterly 15 to 20 knots. Max 29 The next routine forecast will be issued at 5:30 am WST Monday.