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 Welcome to SEAFLUX
 Wednesday, July 23 2008 @ 07:33 PM EDT
Intercomparison Projects - Bulk Flux Models
 

Overview

Comparison coordinators: X. Zeng and M. Brunke

The purpose of this study is to evaluate bulk flux models used in satellite flux products, NWP models and climate models. The methodology for this comparison is to use high-quality research ship and buoy data sets that include direct turbulent flux measurements. Input variables from the data sets (e.g. surface winds, air temperature, humidity, SST) are used in the bulk flux models to calculate turbulent sensible and latent heat fluxes and momentum fluxes. Since the data sets do not include skin SST measurements, the flux models are run using whatever assumptions they would normally make with a bulk SST, and then run using a common skin SST derived from a bulk-skin model. Models will be evaluated against the in situ fluxes using standard univariate statistical tests. The biases will be evaluated as a function of wind speed and stability. The results will be posted on the web site, and will be subject of journal publication.


 

Intercomparison Projects - Bulk Flux Algorithms - In Situ Cases

All missing data is assigned to -9999.0 in these files.

All data files are accessible via anonymous ftp to magic.gfdi.fsu.edu cd SEAFLUX/ subdirectory. Or via: http://magic.gfdi.fsu.edu/SEAFLUX/

Last modified 18 June 2001.

Project Period Lat./Long. Location of Files
ArabianSea 94/10/16 to 95/10/19 15.5 N
61.5 E
arabsea_94.dat.gz
FASTEX 96/12 to 97/01 42 N 52 N to
5 W 60 W
/SEAFLUX/INSITU/ETL/FASTEX
MBL 95/04 to 95/04 36.5 N
122.5 W
 
SCOPE 93/09/17 to 93/09/28 33.0 N
118.0 W
/SEAFLUX/INSITU/ETL/SCOPE
ARKTIS 88/05 &
93/03
80 N 3 E
67 N 8.6 W
/SEAFLUX/INSITU/HLE/ARKTIS
FRAMZY 99/04/08 to 99/04/24 62 N 6.7 W
66 N 8.6 W
/SEAFLUX/INSITU/HLE/FRAMZY
COARE 92/11/11 to 93/02/16 1.7 S
156 E
/SEAFLUX/INSITU/ETL/COARE

 

Intercomparison Projects - Bulk Flux Models - Models

BVW


University of Arizona (Zeng et al. 1998)
U. of Arizona Bulk Aerodynamic Algorithm


TOGA COARE Bulk Flux


COARE Bulk Flux Code


FSU algorithm


Clayson et al. (1996)
fortran code


Bing Lin, NASA Langley Research Center
Flux Codes


Chou/Shie, NASA
Flux Codes


Bourras, Dupuis & Eymard Code
Bluk Flux Code


  Results soon.


Last Updated Wednesday, March 08 2006 @ 10:33 AM EST View Printable Version


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