Index: /issm/trunk-jpl/src/m/classes/mesh2d.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/mesh2d.m	(revision 22412)
+++ /issm/trunk-jpl/src/m/classes/mesh2d.m	(revision 22413)
@@ -147,4 +147,8 @@
 			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','segments','format','DoubleMat','mattype',3);
 			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','scale_factor','format','DoubleMat','mattype',1);
+			if md.transient.isoceancoupling, %Need to add lat/long coordinates to couple with ocean as they rely on lat/long coordinate system
+				WriteData(fid,prefix,'object',self,'class','mesh','fieldname','lat','format','DoubleMat','mattype',1);
+				WriteData(fid,prefix,'object',self,'class','mesh','fieldname','long','format','DoubleMat','mattype',1);
+			end
 		end % }}}
 		function t = domaintype(self) % {{{
Index: /issm/trunk-jpl/src/m/classes/mesh2d.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/mesh2d.py	(revision 22412)
+++ /issm/trunk-jpl/src/m/classes/mesh2d.py	(revision 22413)
@@ -128,3 +128,6 @@
 		WriteData(fid,prefix,'object',self,'class','mesh','fieldname','segments','format','DoubleMat','mattype',3)
 		WriteData(fid,prefix,'object',self,'class','mesh','fieldname','scale_factor','format','DoubleMat','mattype',1)
+		if md.transient.isoceancoupling:
+			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','lat','format','DoubleMat','mattype',1)
+			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','long','format','DoubleMat','mattype',1)
 	# }}}
Index: /issm/trunk-jpl/src/m/classes/mesh3dprisms.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/mesh3dprisms.m	(revision 22412)
+++ /issm/trunk-jpl/src/m/classes/mesh3dprisms.m	(revision 22413)
@@ -187,4 +187,8 @@
 			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','numberofelements2d','format','Integer');
 			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','scale_factor','format','DoubleMat','mattype',1);
+			if md.transient.isoceancoupling,
+				WriteData(fid,prefix,'object',self,'class','mesh','fieldname','lat','format','DoubleMat','mattype',1);
+				WriteData(fid,prefix,'object',self,'class','mesh','fieldname','long','format','DoubleMat','mattype',1);
+			end
 		end % }}}
 		function type = domaintype(self) % {{{
Index: /issm/trunk-jpl/src/m/classes/mesh3dprisms.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/mesh3dprisms.py	(revision 22412)
+++ /issm/trunk-jpl/src/m/classes/mesh3dprisms.py	(revision 22413)
@@ -154,3 +154,6 @@
 		WriteData(fid,prefix,'object',self,'class','mesh','fieldname','numberofelements2d','format','Integer')
 		WriteData(fid,prefix,'object',self,'class','mesh','fieldname','scale_factor','format','DoubleMat','mattype',1)
+		if md.transient.isoceancoupling:
+			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','lat','format','DoubleMat','mattype',1)
+			WriteData(fid,prefix,'object',self,'class','mesh','fieldname','long','format','DoubleMat','mattype',1)
 	# }}}