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Thursday, 1 December 2005
MONTHLY CLIMATE SUMMARY - SOUTH AUSTRALIAN REGIONAL OFFICE Wet Spring over South AustraliaRainfall in South Australia during November and Spring was very much above average, while temperatures were mostly near normal.November rainfall Pastoral Districts:Rainfall was near average over much of the Pastoral districts. There were, however, some areas of below to very much below average rainfall in the Far North district and also in the south-east of the Northwest district. The Northeast and Northwest districts recorded falls that were in parts above to very much above average.Totals in the range 25 to 50 mm were reported from parts of the North West and North East districts, with an isolated highest rainfall of 63mm recorded at Koonamore, in the North East district. Totals varied widely over the remainder, from 2mm at Oodnadatta to over 20 mm at several centres. Agricultural Districts: Rainfall totals over the Agricultural Districts were above to very much above average over most of the Central and Murray Valley districts, as well as much of Eyre Peninsula. Below average falls were recorded in the far south of the Southeast district, while over the remainder of these districts totals were mostly near average. Rainfall totals in excess of 100 mm were confined to higher parts of the Mount Lofty Ranges district. Totals between 50 and 100 mm were confined to the remainder of the Mount Lofty Ranges district, much of the County Light, most of the Adelaide Plains, Kangaroo Island and Yorke Peninsula and parts of the Flats and Lower basin districts. The remaining districts reported falls of less than 50mm. Gumeracha (135mm) and Lenswood (163mm) in the Mount Lofty ranges recorded their highest November rainfall on record. The highest rainfall total in South Australia during November was reported from Uraidla, in the Mount Lofty Ranges, with 185mm.
Spring rainfall Spring rainfall totals over most of South Australia were above to very much above average, with the exception of the Lower Southeast district which recorded near average rainfall for Spring.Rainfall totals varied widely from 20mm at Moomba Airport, in the Far North district, to 487mm at Uraidla, in the Mount Lofty Ranges. Leigh Creek reported its highest Spring rainfall on record with 105mm.
November temperatures Maximum: Mean maximum temperatures over the state were mostly within 1°C of normal. The eastern border regions of the Lower Southeast district and the Far North district were more than 1°C above normalMean maximum temperatures ranged from 18.8°C at Parawa, in the Mount Lofty Ranges district, to 35.2°C at Moomba Airport, in the Far North district.The highest recorded maximum temperature for November was 44.0°C at Moomba Airport on the 9th. Minimum: Mean minimum temperatures were mostly within 1°C of normal over the southern half of the state, and in excess of 1°C above normal over the remainder. Mean minimum temperatures ranged from 9.3°C at Coonawarra, in the Lower Southeast district, to 19.9°C at Moomba Airport, in the Far North district. The lowest recorded minimum temperature for November was 0.6°C recorded at Nonning on the 11th.
Significant November weather Severe Winds:On the 25th, a high pressure system moved rapidly over SA in the wake of a weak trough and resulted in a wind gust to 91 km/h at Port Augusta. A gale (64km/h) was briefly observed at Hindmarsh Island.Rainfall:Intense rainfall over the Adelaide area during the late evening of Monday 7 November through to early morning of Tuesday 8 November led to major flooding in several rivers and caused extensive flash flooding in small creeks and in urbanized areas of Adelaide. Many parts of Adelaide were affected making driving conditions dangerous with a number of homes and businesses flooded. In all a total of 25 Flood Warnings were issued during the night of Monday 7/11 into Tuesday 8/11 covering the catchments of the Onkaparinga, Gawler, Torrens, North and South Para Rivers along with Brownhill and Sturt Creeks.
November weather in Adelaide Rainfall: Adelaide’s rainfall for November 2005 is 79.6mm, recorded on 7 days. This is 48.7 mm above the average of 30.9 mm on 8 days. This was the wettest November since 1992 when 107.0 mm was recorded. Last year 64.8mm was recorded in November on 12 days.The total rainfall for Spring 2005 was 227.2 mm, and it was the wettest Spring since 2001 when 261.2 mm was recorded. Last year 133.4mm was recorded during Spring, while the average Spring rainfall is 142.1mm. The total rainfall for the year to date is 573.0mm, and the average is 538.1mm. Temperatures: The mean maximum temperature for November 2005 is 25.2°C, which is 0.4°C above the normal November mean maximum of 24.8°C. The mean November maximum last year was 24.7°C. The mean minimum temperature for November 2005 is 13.9°C, which is 0.1°C above the normal November mean minimum of 13.8°C. Last November, the mean minimum was 14.1°C.
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