Page:Types of Australian weather.djvu/33

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TYPES OF AUSTRALIAN WEATHER.
29

Turning now to the charts of the westerly gale selected for illustration, it will be seen in Chart 29, that this storm began on September 3rd, 1895; on that day an elongated anticyclone lay over Western Australia, a flattened and extensive Λ over New South Wales and Tasman Sea, and the winds generally displayed great energy, as might be expected from the close isobars, and unusually low barometers over Tasmania; light rain was falling on the coasts of South Australia and Victoria.

On September 4th, Chart 30, the anticyclone is more elongated and the Λ flattened until its isobars are nearly horizontal, and heavy westerly gales swept all the south-eastern part of Australia and all Tasmania. On the 3rd the wind at Sydney at noon for a short time reached a velocity of seventy-eight miles per hour. On the 4th the wind was less gusty, but its average velocity was quite as strong as it was on the 3rd.

Australian weather chart No 30 September 4 1895
Australian weather chart No 30 September 4 1895

TYPE XIV.—SOUTHERLY BURSTERS.

The southerly burster is a well known feature or type of Australian weather, so well marked in character indeed that it requires no special training in meteorology to recognise it; its character-