@article{fdi:010066106, title = {{I}mproving modeling of tides on the continental shelf off the west coast of {I}ndia}, author = {{T}estut, {L}aurent and {U}nnikrishnan, {A}. {S}.}, editor = {}, language = {{ENG}}, abstract = {{G}lobal tidal solutions are sometimes inaccurate in coastal regions. {T}his is particularly true in some regions of the northern {I}ndian {O}cean, which are characterized by wide continental shelves and large tidal ranges. {W}e show that these global solutions are inaccurate on the shelf region off {M}umbai, off the west coast of {I}ndia. {I}n this region, the shelf is very wide, and it opens into the {G}ulf of {K}hambhat, where large tides are observed. {M}oreover, in regions of large semidiurnal tides in the {B}ay of {B}engal, such as the head {B}ay, {G}ulf of {M}artaban, etc., global tidal solutions are not accurate. {I}n the present work, we focus on the shelf region off the west coast of {I}ndia. {W}e used a new approach in developing a high-resolution hydrodynamic tidal model for the inner shelf region (8 degrees {N} to 22 degrees {N}). {T}he open boundary of the model is aligned to the altimetry tracks, which allowed us to prescribe boundary conditions obtained directly from observations. {W}e show that the tidal solutions at the coast are much improved compared with those obtained from the global solutions and that on the wide shelf portion and the {G}ulf of {K}hambhat the improvement has been considerable.}, keywords = {{A}ltimetry ; tide constituents ; tidal modeling ; continental shelf ; {G}ulf of {K}hambhat ; {INDE} ; {OCEAN} {INDIEN}}, booktitle = {}, journal = {{J}ournal of {C}oastal {R}esearch}, volume = {32}, numero = {1}, pages = {105--115}, ISSN = {0749-0208}, year = {2016}, DOI = {10.2112/jcoastres-d-14-00019.1}, URL = {https://www.documentation.ird.fr/hor/fdi:010066106}, }