Sun, 29 Mar 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 23/15
ALLDAYS 27/19
BEAUFORT WEST 25/12
BELA-BELA 24/15
BETHLEHEM 23/08
BISHO 23/13
BLOEMFONTEIN 25/10
CALVINIA 28/13
CAPE ST LUCIA 71/-67
CAPE TOWN 27/15
CLANWILLIAM 33/16
DE AAR 24/14
DURBAN 23/19
EAST LONDON 22/18
ERMELO 22/12
FAURESMITH 25/13
FICKSBURG 22/07
GEORGE 20/15
GRAAF-REINETT 23/12
GRAHAMSTOWN 23/14
HERMANUS 26/16
JOHANNESBURG 22/13
JOUBERTINA 23/13
KIMBERLEY 27/17
KLERKSDORP 25/11
KOMATIPOORT 30/20
KROONSTAD 25/10
LADYSMITH 26/16
LANGEBAAN 26/15
LEPHALALE 23/19
LYDENBURG 24/15
MAFIKENG 25/15
MUSINA 28/19
NELSPRUIT 23/16
NEWCASTLE 26/12
OUDTSHOORN 28/14
PAARL 30/14
PHALABORWA 28/19
PIETERMARITZBURG 21/13
PLETTENBERG BAY 20/16
POLOKWANE 23/16
PORT ALFRED 21/17
PORT ELIZABETH 21/19
PORT ST JOHNS 23/16
POTCHEFSTROOM 24/12
PRETORIA 23/14
QUEENSTOWN 23/09
RICHARDS BAY 26/20
ROBERTSON 27/13
RUSTENBURG 25/14
SASOLBURG 23/11
SKUKUZA 30/19
SOWETO 23/12
SPRINGBOK 23/14
STILBAAI 20/17
SUTHERLAND 25/11
TZANEEN 23/18
ULUNDI 26/17
UMTATA 24/13
UPINGTON 28/18
VEREENIGING 23/11
VREDENDAL 26/14
VRYBURG 26/15
WELKOM 26/12
WITBANK 24/13
WORCESTER 27/11

 

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