IDW10700 Australian Government Bureau of Meteorology Western Australia Christmas Island Forecast Issued at 5:30 am WST on Monday 20 July 2026 Weather Situation: Mostly settled conditions with southeasterly trade flow are expected across the forecast period. Forecast for the rest of Monday 20 July Partly cloudy. Medium chance of a shower. Winds: E/SE 15 to 20 knots. Seas: 1.5 to 2 metres Swell: S/SW 1 to 1.5 metres. Max 27 Forecast for Tuesday 21 July Partly cloudy. Medium chance of a shower, becoming less likely in the evening. Winds: E/SE about 20 knots. Max 27 Outlook for Wednesday 22 July Partly cloudy. Medium chance of a shower. Winds: E/SE 15 to 20 knots. Max 27 The next routine forecast will be issued at 4:30 pm WST Monday.