Re: New tsunami advisory warning - Japan

2011-03-28 Thread Jeroen van Aart
Michael Thomas wrote: Gavin Pearce wrote: *yawn*. A foot and a half isn't going to be all *that* bad Sorry to continue off topic: Try to imagine ... a temporary very high tide, rather than a cresting wave. In addition to the "height", it's the wave-length you have to take into account. Tsuna

Re: New tsunami advisory warning - Japan

2011-03-28 Thread Pete Carah
On 03/28/2011 01:22 PM, Gavin Pearce wrote: >> JCG ship in the the open ocean. > Impressive video. The wave height and speed would suggest shallower > waters, and that likely the ship was close to land mass when the video > was filmed rather than open ocean (in the sense of being far out to > sea).

Re: New tsunami advisory warning - Japan

2011-03-28 Thread TR Shaw
On Mar 28, 2011, at 1:03 PM, Marshall Eubanks wrote: > > On Mar 28, 2011, at 11:28 AM, Marshall Eubanks wrote: > >> >> On Mar 28, 2011, at 10:57 AM, Gavin Pearce wrote: >> You guys forget a lot of folks on the list are working on cabling ships and off shore platforms, its not all a

RE: New tsunami advisory warning - Japan

2011-03-28 Thread Gavin Pearce
> JCG ship in the the open ocean. Impressive video. The wave height and speed would suggest shallower waters, and that likely the ship was close to land mass when the video was filmed rather than open ocean (in the sense of being far out to sea). Not being there of course I could easily be incorre

Re: New tsunami advisory warning - Japan

2011-03-28 Thread Marshall Eubanks
On Mar 28, 2011, at 11:28 AM, Marshall Eubanks wrote: > > On Mar 28, 2011, at 10:57 AM, Gavin Pearce wrote: > >>> You guys forget a lot of folks on the list are working on cabling ships and >>> off shore platforms, its not all about what happens on shore in this >>> industry. >> >> >> >> V

Re: New tsunami advisory warning - Japan

2011-03-28 Thread Marshall Eubanks
On Mar 28, 2011, at 10:57 AM, Gavin Pearce wrote: >> You guys forget a lot of folks on the list are working on cabling ships and >> off shore platforms, its not all about what happens on shore in this >> industry. > > > > Valid point ... however in deep ocean, these things are pretty imperce

RE: New tsunami advisory warning - Japan

2011-03-28 Thread Gavin Pearce
> You guys forget a lot of folks on the list are working on cabling ships and > off shore platforms, its not all about what happens on shore in this industry. Valid point ... however in deep ocean, these things are pretty imperceptible. The effect on ships on the surface are nominal, and off

Re: New tsunami advisory warning - Japan

2011-03-28 Thread Michael Thomas
Gavin Pearce wrote: *yawn*. A foot and a half isn't going to be all *that* bad Sorry to continue off topic: Try to imagine ... a temporary very high tide, rather than a cresting wave. In addition to the "height", it's the wave-length you have to take into account. Tsunami's rarely become towe

Re: New tsunami advisory warning - Japan

2011-03-28 Thread andrew.wallace
On Mon, Mar 28, 2011 at 11:43 AM, Gavin Pearce wrote: >> travels in general at approx 970 kph (600 mph) > > True in the deepest parts of open ocean - upon reaching the shore-line > it'll be travelling a lot slower. You guys forget a lot of folks on the list are working on cabling ships and off s

RE: New tsunami advisory warning - Japan

2011-03-28 Thread Gavin Pearce
> *yawn*. A foot and a half isn't going to be all *that* bad Sorry to continue off topic: Try to imagine ... a temporary very high tide, rather than a cresting wave. In addition to the "height", it's the wave-length you have to take into account. Tsunami's rarely become towering breaking waves.

Re: [v6z] Re: New tsunami advisory warning - Japan

2011-03-27 Thread Franck Martin
And then you can have lens effects, where the waves reflections on the coast, focus unto a point on the coastline. On 3/28/11 14:34 , "Scott Howard" wrote: >On Sun, Mar 27, 2011 at 6:28 PM, andrew.wallace < >andrew.wall...@rocketmail.com> wrote: > >> On Mon, Mar 28, 2011 at 1:59 AM, wrote: >>

Re: [v6z] Re: New tsunami advisory warning - Japan

2011-03-27 Thread Scott Howard
On Sun, Mar 27, 2011 at 6:28 PM, andrew.wallace < andrew.wall...@rocketmail.com> wrote: > On Mon, Mar 28, 2011 at 1:59 AM, wrote: > > *yawn*. A foot and a half isn't going to be all *that* bad > > Remember a wall of tsunami water travels in general at approx 970 kph (600 > mph), think about it.

Re: New tsunami advisory warning - Japan

2011-03-27 Thread andrew.wallace
On Mon, Mar 28, 2011 at 1:59 AM,  wrote: > *yawn*.  A foot and a half isn't going to be all *that* bad Remember a wall of tsunami water travels in general at approx 970 kph (600 mph), think about it.

Re: New tsunami advisory warning - Japan

2011-03-27 Thread Valdis . Kletnieks
On Sun, 27 Mar 2011 15:46:24 PDT, "andrew.wallace" said: > More information from http://www.jma.go.jp/en/tsunami/ Has expired already, but only predicted a 0.5 meter crest. http://www.jma.go.jp/en/tsunami/info_04_20110328072748.html *yawn*. A foot and a half isn't going to be all *that* bad unl