Links
Weather

weather & climate * pressure sytems * fronts * wind * floods * local & global circulation * El Nino * farmers rules * biometerorlogy

General recommendation

WW2010 Weather world project - University of Illinois (Index) -> Welcome page
Explanation of nearly everything related to weather - numerous online units

Weather and atmospheric science web courses
The University of Texas Atmospheric science department provides several web courses, partially with interactive tests. The material can be valuable for secondary school students, but addresses primarily university students.

Weather and climate

The Earth's Climate System
Explanation of the Earth's climate system, climate zones, climate history and record

Weather parameters and observation

Wind and storm

Pressure systems and fronts

Circulation around fronts and low pressure centres
Detailed, mainly text based explanations of wind and fronts

Air masses and fronts
A short overview with the list of main characteristics

Pressure gradient forces and winds in WW2010

Understanding weather charts
Explanation of pressure systems and fronts in weather maps

Thunderstorm

Local circulation

Details about sea breeze
Explanation of the background and presentation of concrete observations in satellite images - good illustrations

Test your knowledge about sea and land breeze
An advanced level interactive test with answers and explanations

Global circulation

Wind and global circulation
An illustrated Powerpoint lecture on pressure systems, local and global circulation - by Chris Funks, Univ. of CA Santa Barbara

El Niño

El Niño and la niña - children of the tropics
History and introduction to El Niño

What is an El Niño
Description and observation techniques in text and graphs

Introduction and record
Introduction what El Niño is and description of former events

The ENSO cycle
Southern Oscillation Index, wind, temperature and precipitation patterns

Links to El Niño pages

Biometeorology

Health impacts related to weather and climate
Text based overview showing scientific results and statistics for the US

WHO Health fact sheets
Fact sheets on the health impacts of climate, El Niño and radiation