Thu, 27 Nov 2014
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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 26/15
ALLDAYS 33/20
BEAUFORT WEST 23/12
BELA-BELA 31/16
BETHLEHEM 23/10
BISHO 24/13
BLOEMFONTEIN 25/12
CALVINIA 26/12
CAPE ST LUCIA 25/22
CAPE TOWN 21/13
CLANWILLIAM 24/13
DE AAR 26/13
DURBAN 23/19
EAST LONDON 22/17
ERMELO 27/12
FAURESMITH 26/14
FICKSBURG 22/10
GEORGE 23/13
GRAAF-REINETT 22/12
GRAHAMSTOWN 23/15
HERMANUS 22/12
JOHANNESBURG 28/13
JOUBERTINA 23/14
KIMBERLEY 28/15
KLERKSDORP 27/12
KOMATIPOORT 30/19
KROONSTAD 25/11
LADYSMITH 24/13
LANGEBAAN 23/14
LEPHALALE 32/18
LYDENBURG 28/14
MAFIKENG 28/14
MUSINA 35/20
NELSPRUIT 27/14
NEWCASTLE 29/12
OUDTSHOORN 25/13
PAARL 24/10
PHALABORWA 36/22
PIETERMARITZBURG 21/16
PLETTENBERG BAY 21/15
POLOKWANE 29/16
PORT ALFRED 23/16
PORT ELIZABETH 23/16
PORT ST JOHNS 21/15
POTCHEFSTROOM 28/13
PRETORIA 28/14
QUEENSTOWN 23/11
RICHARDS BAY 24/21
ROBERTSON 25/10
RUSTENBURG 28/13
SASOLBURG 26/13
SKUKUZA 31/19
SOWETO 27/12
SPRINGBOK 27/13
STILBAAI 23/14
SUTHERLAND 25/12
TZANEEN 31/17
ULUNDI 23/18
UMTATA 22/11
UPINGTON 29/15
VEREENIGING 26/13
VREDENDAL 24/14
VRYBURG 28/15
WELKOM 26/11
WITBANK 29/13
WORCESTER 26/11

 

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