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Helene after-Impacts still being felt in some areas. Area to watch for the Gulf Coast in the west Caribbean in a week to week and a half or so, with a 40% chance to develop over the next 7 days.

Days since last H. Landfall - US: Any 5 (Helene) , Major: 5 (Helene) Florida - Any: 5 (Helene) Major: 5 (Helene)

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General Discussion >> Other Storm Basins

danielw
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Posts: 3526
Loc: Hattiesburg,MS (31.3N 89.3W)

Wind speed conversion
Wed Apr 26 2006 09:20 PM

Margie, You've been looking at the AOML site, haven't you.
...One complication with the use of the 1 min averaging time for the standard for sustained wind in the Atlantic and Northeast Pacific tropical cyclone basins (where the United States has the official World Meteorological Organization tropical cyclone advisory responsibilities) is that in most of the rest of the world, a 10 min averaging time is utilized for "sustained wind". While one can utilize a simple ratio to convert from peak 10 min wind to peak 1 min wind (roughly 12% higher for the latter), such systematic differences to make interbasin comparison of tropical cyclones around the world problematic...
http://www.aoml.noaa.gov/hrd/tcfaq/D4.html

http://www.warnercnr.colostate.edu/class...sion_charts.pdf

http://www.csgnetwork.com/windspeedconv.html

Post Extras

Entire topic
Subject	Posted by	Posted on
Australia - Tropical Cyclone Monica	Ed Dunham	Wed Apr 26 2006 09:20 PM
Re: Australia - Tropical Cyclone Monica	ltpat228	Sat Apr 22 2006 05:13 PM
Re: Australia - Tropical Cyclone Monica	Bloodstar	Sun Apr 23 2006 05:36 AM
Re: Australia - Tropical Cyclone Monica	Bloodstar	Sun Apr 23 2006 05:53 AM
Re: Australia - Tropical Cyclone Monica	Margie	Sun Apr 23 2006 02:01 PM
Re: Australia - "Very Severe" Tropical Cyclone Monica	Margie	Sun Apr 23 2006 07:57 PM
Re: Australia - "Very Severe" Tropical Cyclone Monica	danielw	Sun Apr 23 2006 08:26 PM
Re: Australia - "Very Severe" Tropical Cyclone Monica	Margie	Sun Apr 23 2006 09:03 PM
Re: Australia - "Very Severe" Tropical Cyclone Monica	HanKFranK	Mon Apr 24 2006 01:45 AM
Re: Australia - "Very Severe" Tropical Cyclone Monica	Margie	Mon Apr 24 2006 08:45 AM
Re: Australia - "Very Severe" Tropical Cyclone Monica	HanKFranK	Mon Apr 24 2006 09:49 AM
Re: Australia - "Very Severe" Tropical Cyclone Monica	Tropigal30	Mon Apr 24 2006 01:19 PM
Re: Australia - "Very Severe" Tropical Cyclone Monica	HanKFranK	Tue Apr 25 2006 01:45 AM
Re: Australia - "Very Severe" Tropical Cyclone Monica	Margie	Wed Apr 26 2006 01:47 PM
Wind speed conversion	danielw	Wed Apr 26 2006 09:20 PM
Re: Wind speed conversion	Margie	Thu Apr 27 2006 01:48 AM
Re: Wind speed conversion	danielw	Wed May 24 2006 12:27 AM
Re: Australia - Tropical Cyclone Monica	Ed Dunham	Sun Apr 23 2006 08:46 AM
Re: Australia - Tropical Cyclone Monica	Margie	Sun Apr 23 2006 10:39 AM
Re: Australia - Tropical Cyclone Monica	HanKFranK	Sun Apr 23 2006 01:23 PM
Re: Australia - Tropical Cyclone Monica	Storm Cooper	Sun Apr 23 2006 09:56 AM

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