IDS11004 Australian Government Bureau of Meteorology South Australia Mount Gambier Forecast Issued at 9:41 pm CDT on Tuesday 9 December 2025 for the period until midnight CDT Tuesday 16 December 2025. Warning Information For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts. Forecast for the rest of Tuesday 9 December Partly cloudy. Light winds. Precis: Partly cloudy. Chance of any rain: 5% Forecast for Wednesday 10 December Slight chance of a shower in the morning and early afternoon. Mostly sunny afternoon. Light winds becoming south to southeasterly 15 to 25 km/h in the early afternoon then becoming light in the late evening. Precis: Partly cloudy. Min 9 Max 20 Chance of any rain: 20% Fire Danger: No Rating ## Forecast for Thursday 11 December Sunny. Light winds becoming southeasterly 15 to 25 km/h in the morning then becoming light in the late evening. Precis: Sunny. Min 7 Max 25 Chance of any rain: 0% Forecast for Friday 12 December Mostly sunny. Winds easterly 15 to 20 km/h becoming light during the morning then becoming south to southwesterly 15 to 25 km/h during the afternoon. Precis: Mostly sunny. Min 8 Max 31 Chance of any rain: 10% Forecast for Saturday 13 December Partly cloudy. Slight chance of a shower in the morning. Winds southerly 20 to 30 km/h tending southwesterly during the afternoon then becoming light during the evening. Precis: Partly cloudy. Min 11 Max 20 Possible rainfall: 0 to 1 mm Chance of any rain: 30% Forecast for Sunday 14 December Cloudy. Medium chance of showers, most likely during the morning. Winds westerly 25 to 35 km/h tending southwesterly during the day. Precis: Shower or two. Min 9 Max 19 Possible rainfall: 0 to 1 mm Chance of any rain: 50% Forecast for Monday 15 December Cloudy. Winds southwesterly 15 to 25 km/h tending southerly during the morning. Precis: Cloudy. Min 10 Max 18 Chance of any rain: 10% Forecast for Tuesday 16 December Cloud clearing. Light winds becoming south to southeasterly 15 to 25 km/h during the day. Precis: Cloud clearing. Min 7 Max 22 Chance of any rain: 5% The next routine forecast will be issued at 4:00 am CDT Wednesday. * Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Copyright Commonwealth of Australia 2011, Bureau of Meteorology (ABN 92 637 533 532). Users of these web pages are deemed to have read and accepted the conditions described in the Copyright, Disclaimer, and Privacy statements (http://www.bom.gov.au/other/copyright.shtml).