Australian Government Bureau of Meteorology
South Australia
Marine Wind Warning Summary for South Australia
Issued at 11:22 AM CDT on Saturday 20 December 2025
for the period until midnight CDT Sunday 21 December 2025
Wind Warnings for Saturday 20 December
Strong Wind Warning for the following areas:
Far West Coast
Wind Warnings for Sunday 21 December
Strong Wind Warning for the following areas:
Far West Coast, Upper West Coast, Lower West Coast, Central Coast, Spencer Gulf and Investigator Strait
The next marine wind warning summary will be issued by 3:30 pm CDT Saturday.
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Check the latest Coastal Waters Forecast or Local
Waters Forecast at http://www.bom.gov.au/sa/forecasts/map.shtml for information on wind,
wave and weather conditions for these coastal zones.
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Forecast
Lewiston (34.5912°S, 138.5931°E, 20m AMSL) set as my default location ›
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7 day forecast
Today: Mostly sunny. Slight chance of a shower. The chance of a thunderstorm in the N in the afternoon and evening. Winds S/SW 15 to 25 km/h tending W/SW in the early afternoon then tending SE/SW in the evening. Daytime maximum temperatures 30 to 35.
Forecast for Lewiston (34.5912°S, 138.5931°E, 20m AMSL) Sat Sun Mon Tue Wed Thu Fri Summary 
Minimum 15° 17° 13° 14° 11° 13° 13° Maximum 29° 25° 23° 24° 25° 27° 32° Chance of rain 70% 50% 60% 5% 10% 5% 5% Likely amount 1-5mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating High High High High - - - Frost risk Nil Nil Nil Nil Nil Nil Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 9
(km/h)23
(km/h)23
(km/h)36
(km/h)20
(km/h)25
(km/h)23
(km/h)28
(km/h)16
(km/h)28
(km/h)19
(km/h)22
(km/h)20
(km/h)15
(km/h)Wind direction SSE WSW W WSW SW WSW SW SW SW SW SSE S ESE SSE Relative humidity 53% 40% 66% 45% 53% 45% 56% 41% 57% 45% 50% 28% 37% 20% Dew point 11°C 14°C 13°C 13°C 8°C 10°C 9°C 10°C 9°C 12°C 8°C 7°C 5°C 6°C -
Sunrise and sunset times
Sunrise / Sunset for Lewiston (34.5912°S, 138.5931°E, 20m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter Full moon Last quarter 5:29am CDT 5:58am CDT 8:27pm CDT 8:57pm CDT 5:33am CDT 8:57pm CDT 
New moon
New moon Dec 20 First quarter Dec 28 Full moon Jan 03 Last quarter Jan 11 -
Warnings
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Temperature for next 7 days
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Rain for next 7 days
