Fri, 24 Apr 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 20/10
ALLDAYS 29/17
BEAUFORT WEST 23/09
BELA-BELA 27/12
BETHLEHEM 22/08
BISHO 21/12
BLOEMFONTEIN 27/11
CALVINIA 23/10
CAPE ST LUCIA 95/13
CAPE TOWN 19/13
CLANWILLIAM 25/12
DE AAR 25/09
DURBAN 27/16
EAST LONDON 21/16
ERMELO 22/07
FAURESMITH 27/10
FICKSBURG 22/06
GEORGE 18/14
GRAAF-REINETT 23/09
GRAHAMSTOWN 21/13
HERMANUS 19/14
JOHANNESBURG 24/09
JOUBERTINA 19/11
KIMBERLEY 30/14
KLERKSDORP 26/12
KOMATIPOORT 29/17
KROONSTAD 26/09
LADYSMITH 28/10
LANGEBAAN 20/12
LEPHALALE 29/15
LYDENBURG 24/11
MAFIKENG 28/11
MUSINA 30/16
NELSPRUIT 25/10
NEWCASTLE 27/09
OUDTSHOORN 22/12
PAARL 24/12
PHALABORWA 29/17
PIETERMARITZBURG 28/13
PLETTENBERG BAY 17/16
POLOKWANE 25/11
PORT ALFRED 21/16
PORT ELIZABETH 19/16
PORT ST JOHNS 23/16
POTCHEFSTROOM 26/10
PRETORIA 25/11
QUEENSTOWN 24/08
RICHARDS BAY 29/20
ROBERTSON 21/12
RUSTENBURG 27/11
SASOLBURG 24/10
SKUKUZA 31/17
SOWETO 25/09
SPRINGBOK 25/08
STILBAAI 18/16
SUTHERLAND 20/07
TZANEEN 26/14
ULUNDI 29/12
UMTATA 23/11
UPINGTON 30/12
VEREENIGING 25/09
VREDENDAL 19/12
VRYBURG 29/11
WELKOM 28/11
WITBANK 23/09
WORCESTER 22/10

 

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