Archive for June, 2009
- Winds Aloft - June 29th, 2009 , Written By: Chris Webster | 3 Comments
- Severe Thunderstorm Warning Service - June 26th, 2009 , Written By: Peter Kreft | No Comments
- Mt Taranaki Kármán Vortex street - June 22nd, 2009 , Written By: Chris Noble | 3 Comments
- National Fieldays 2009 - June 15th, 2009 , Written By: Bob McDavitt | No Comments
- Asperatus? - June 4th, 2009 , Written By: Bob McDavitt | 5 Comments
- The Wind-sock of the Lower North Island - June 4th, 2009 , Written By: Chris Webster | 1 Comment
In my previous blog post I wrote about how the winds high in the sky differ from the winds we usually experience on the surface of the Earth. We can get an appreciation of the winds aloft by looking at a loop of images from a geostationary satellite. The Japan Meteorological Agency launched the [...]
From Wednesday 01 July 2009, MetService will provide a Severe Thunderstorm Warning Service. This blog entry explains why we’re now able to do this, why warnings of thunderstorms are different from warnings of broad-scale weather events, which parts of New Zealand they will apply for, how you can receive them and what actions you can [...]
MetService weather forecasters naturally spend a lot of time looking at satellite imagery and every so often are treated to some fascinating cloud patterns in the airflows around New Zealand. One pattern I’ve always liked seeing is the Kármán Vortex street, most frequently observed near our shores to the west of the North Island, generated [...]
MetService has been attending Fieldays for the past 15 years, and this year our display proved as popular as ever, attracting several thousand people. This year we had a prize draw for a wireless weather station inviting people to subscribe, for free, to our new auto-email service for our seasonal outlook. This service is almost [...]
A call for a new name for a variety of cloud.
In my previous blog post I wrote about how much the winds high in the sky differ from the winds that we are accustomed to nearer sea level. The winds aloft are usually much stronger than those near the earth’s surface, this difference being especially true in New Zealand. Another difference (which I mentioned in the [...]