Sun, 24 May 2015
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SA REGIONAL




INFORMATION




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CAPE TOWN

South Easter Info
The South Easter, or better known as the Cape Doctor, blows mainly during the summer months and makes its first appearance during early spring during the months of August and September and usually lasts until late Summer and early autumn during the months of March and April. Read up about shallow, deep and the black south easter formations.

Coastal Lows
A coastal low is a shallow low pressure system limited to the lower layers of the atmosphere and is formed when the wind blows from theland TO the sea, usually during bergwinds.

Bergwind Info
Bergwind is the South African name for fohn wind or mountain wind. It is a hot, dry wind that blows from the interior of South Africa to the coast and usually is blustery.

Winter rainfall differences around CT
Rainfall around the Cape Peninsula and the Boland varies greatly in space. Newlands is one of the wettest suburbs in the country with an annual rainfall of well over 2000mm (80 inches) while only 30km (18mi) away within view the Cape Flats (Airport) only receives about 550mm (22 inches). So what causes these great differences in the rainfall?

Summer Sea temperature differences around CT
Ever wondered why the ocean temperatures are so cold at Clifton and the Atlantic coastline beaches in summer, while at the same time the waters in False Bay are warm in comparison?

Inversion layers
Weather you live in Cape Town or Joahnnesburg, you will have seen how inversion layers trap smoke, fog and smog near the ground in winter, but did you know it also is one of the causes of the howling SE winds over the Peninsula and determines whether or not the famous "Table Cloth" will form on Table Mountain.


GENERAL

Cold Front Info
Cold fronts are mid-latitude phenomena - meaning they are not tropical in nature and occur mostly south of 25S or north of 25N....find out more of these rainbearers....

The Synoptic Chart
Since we started offering you the synoptic charts from the South African Weather Service there have been many queries regarding what all those lines and "H"s and "L"s mean.

The Station Model
The "station" what ? Since we started offering you the synoptic charts from the South African Weather Service there have been many queries regarding what all those lines and black circles with lines sticking into them and those numbers mean.

Tephigrams
A "tephi" what ? If you are a pilot or a meteorologist, you are about the only people on this planet able to decipher this very useful chart. Click on the link to find out more !

El Nino information (SAWS)

Weather Glossary
A comprehensive list of weather terms


INTERNATIONAL

Meteorology (About.com)
Involves many features - articles, chat, bulletin boards, netlinks, and personal responses to inquiries.

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Goodstuff



Goodstuff
ALEXANDER BAY 16/10
ALLDAYS 28/11
BEAUFORT WEST 23/10
BELA-BELA 25/11
BETHLEHEM 19/05
BISHO 22/13
BLOEMFONTEIN 23/08
CALVINIA 17/07
CAPE ST LUCIA 27/19
CAPE TOWN 18/11
CLANWILLIAM 17/08
DE AAR 23/09
DURBAN 26/16
EAST LONDON 22/15
ERMELO 21/04
FAURESMITH 22/08
FICKSBURG 20/04
GEORGE 17/12
GRAAF-REINETT 25/09
GRAHAMSTOWN 19/11
HERMANUS 18/10
JOHANNESBURG 22/06
JOUBERTINA 17/08
KIMBERLEY 26/09
KLERKSDORP 23/08
KOMATIPOORT 31/13
KROONSTAD 22/06
LADYSMITH 25/09
LANGEBAAN 18/10
LEPHALALE 27/11
LYDENBURG 23/09
MAFIKENG 23/07
MUSINA 28/12
NELSPRUIT 24/09
NEWCASTLE 24/07
OUDTSHOORN 20/09
PAARL 17/07
PHALABORWA 29/13
PIETERMARITZBURG 28/11
PLETTENBERG BAY 19/14
POLOKWANE 25/09
PORT ALFRED 20/15
PORT ELIZABETH 18/15
PORT ST JOHNS 29/18
POTCHEFSTROOM 22/07
PRETORIA 23/07
QUEENSTOWN 23/09
RICHARDS BAY 28/17
ROBERTSON 19/08
RUSTENBURG 24/07
SASOLBURG 22/06
SKUKUZA 29/12
SOWETO 22/07
SPRINGBOK 22/07
STILBAAI 19/12
SUTHERLAND 17/06
TZANEEN 26/10
ULUNDI 29/13
UMTATA 28/13
UPINGTON 26/14
VEREENIGING 23/06
VREDENDAL 17/08
VRYBURG 24/08
WELKOM 22/06
WITBANK 21/06
WORCESTER 16/08

 

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