Australian Government - Bureau of Meteorology Home | About Us | Contacts | Help | Feedback |

Global | Australia | NSW | Vic. | Qld | WA | SA | Tas. | ACT | NT | Ant. |

Weather & Warnings | Hydrology | Climate | Numerical Prediction | About Services | Learn About Meteorology | Registered User Services |

Glossary

Select a letter from the index given below,
to be shown those glossary items which begin with the same letter.

| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |

I

   

Indigenous Weather

Indigenous Australians have long held their own seasonal calendars based on the local sequence of natural events.  

Inshore

The coastal waters zone adjacent to the coastline within which the majority of small craft operate and which is usually within 5 to 10 nautical miles of the coastline.  

ISA

International Standard Atmosphere (ISA) is the 'average' atmosphere any pressure level has a standard corresponding altitude called 'pressure altitude' and temperature called the 'ISA temperature'.  

Isobars

Lines on weather maps joining places which have the same air pressure.  



© Copyright Commonwealth of Australia 2008, Bureau of Meteorology (ABN 92 637 533 532)
Please note the Copyright Notice and Disclaimer statements relating to the use of the information on this site and our site Privacy and Accessibility statements. Users of these web pages are deemed to have read and accepted the conditions described in the Copyright, Disclaimer, and Privacy statements. Please also note the Acknowledgement notice relating to the use of information on this site. No unsolicited commercial email.