diff --git a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothColliders.cpp b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothColliders.cpp
index 660220c446..1e57999b6e 100644
--- a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothColliders.cpp
+++ b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothColliders.cpp
@@ -112,7 +112,7 @@ namespace NvCloth
                         colliderConfig.get(),
                         static_cast<const Physics::SphereShapeConfiguration*>(shapeConfigPair.second.get()),
                         static_cast<int>(jointIndex),
-                        sphereCount);
+                        static_cast<int>(sphereCount));
 
                     sphereColliders.push_back(sphereCollider);
                     ++sphereCount;
@@ -144,9 +144,9 @@ namespace NvCloth
                         colliderConfig.get(),
                         static_cast<const Physics::CapsuleShapeConfiguration*>(shapeConfigPair.second.get()),
                         static_cast<int>(jointIndex),
-                        capsuleCount * 2, // Each capsule holds 2 sphere indices
-                        sphereCount + 0,  // First sphere index
-                        sphereCount + 1); // Second sphere index
+                        static_cast<int>(capsuleCount * 2), // Each capsule holds 2 sphere indices
+                        static_cast<int>(sphereCount + 0),  // First sphere index
+                        static_cast<int>(sphereCount + 1)); // Second sphere index
 
                     capsuleColliders.push_back(capsuleCollider);
                     ++capsuleCount;
diff --git a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothSkinning.cpp b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothSkinning.cpp
index d42d66293b..5359ed6ad5 100644
--- a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothSkinning.cpp
+++ b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ActorClothSkinning.cpp
@@ -481,13 +481,13 @@ namespace NvCloth
 
             if (remappedIndex >= 0)
             {
-                actorClothSkinning->m_simulatedVertices[remappedIndex] = vertexIndex;
+                actorClothSkinning->m_simulatedVertices[remappedIndex] = static_cast<AZ::u32>(vertexIndex);
             }
 
             if (remappedIndex < 0 ||
                 originalMeshParticles[vertexIndex].GetW() == 0.0f)
             {
-                actorClothSkinning->m_nonSimulatedVertices.emplace_back(vertexIndex);
+                actorClothSkinning->m_nonSimulatedVertices.emplace_back(static_cast<AZ::u32>(vertexIndex));
             }
         }
         actorClothSkinning->m_nonSimulatedVertices.shrink_to_fit();
diff --git a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ClothComponentMesh.cpp b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ClothComponentMesh.cpp
index 9381d98620..46f9d9a88b 100644
--- a/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ClothComponentMesh.cpp
+++ b/Gems/NvCloth/Code/Source/Components/ClothComponentMesh/ClothComponentMesh.cpp
@@ -556,7 +556,7 @@ namespace NvCloth
 
             for (size_t index = 0; index < numVertices; ++index)
             {
-                const int renderVertexIndex = firstVertex + index;
+                const int renderVertexIndex = static_cast<int>(firstVertex + index);
 
                 const SimParticleFormat& renderParticle = renderParticles[renderVertexIndex];
                 destVerticesBuffer[index].Set(
diff --git a/Gems/NvCloth/Code/Tests/System/ClothTest.cpp b/Gems/NvCloth/Code/Tests/System/ClothTest.cpp
index 63d8c78dff..15940570f7 100644
--- a/Gems/NvCloth/Code/Tests/System/ClothTest.cpp
+++ b/Gems/NvCloth/Code/Tests/System/ClothTest.cpp
@@ -145,7 +145,7 @@ namespace UnitTest
         }};
 
         nv::cloth::Vector<physx::PxVec4>::Type nvEmpty;
-        nv::cloth::Vector<physx::PxVec4>::Type nvValues(azValues.size());
+        nv::cloth::Vector<physx::PxVec4>::Type nvValues(static_cast<uint32_t>(azValues.size()));
 
         nv::cloth::Range<physx::PxVec4> nvEmptyRange(nvEmpty.begin(), nvEmpty.end());
         nv::cloth::Range<physx::PxVec4> nvValuesRange(nvValues.begin(), nvValues.end());
@@ -192,7 +192,7 @@ namespace UnitTest
         }};
 
         nv::cloth::Vector<physx::PxVec4>::Type nvEmpty;
-        nv::cloth::Vector<physx::PxVec4>::Type nvValues(azValues.size());
+        nv::cloth::Vector<physx::PxVec4>::Type nvValues(static_cast<uint32_t>(azValues.size()));
 
         nv::cloth::Range<physx::PxVec4> nvEmptyRange(nvEmpty.begin(), nvEmpty.end());
         nv::cloth::Range<physx::PxVec4> nvValuesRange(nvValues.begin(), nvValues.end());
@@ -336,7 +336,7 @@ namespace UnitTest
         const nv::cloth::MappedRange<const physx::PxVec4> nvClothPreviousParticles = nv::cloth::readPreviousParticles(*m_nvCloth);
         for (size_t i = 0; i < newParticles.size(); ++i)
         {
-            EXPECT_NEAR(newParticles[i].GetW(), nvClothPreviousParticles[i].w, Tolerance);
+            EXPECT_NEAR(newParticles[i].GetW(), nvClothPreviousParticles[static_cast<uint32_t>(i)].w, Tolerance);
         }
     }
 
@@ -364,7 +364,7 @@ namespace UnitTest
         const nv::cloth::MappedRange<const physx::PxVec4> nvClothPreviousParticles = nv::cloth::readPreviousParticles(*m_nvCloth);
         for (size_t i = 0; i < newParticles.size(); ++i)
         {
-            EXPECT_NEAR(newParticles[i].GetW(), nvClothPreviousParticles[i].w, Tolerance);
+            EXPECT_NEAR(newParticles[i].GetW(), nvClothPreviousParticles[static_cast<uint32_t>(i)].w, Tolerance);
         }
     }
 
@@ -378,7 +378,7 @@ namespace UnitTest
         EXPECT_EQ(nvClothCurrentParticles.size(), nvClothPreviousParticles.size());
         for (size_t i = 0; i < nvClothCurrentParticles.size(); ++i)
         {
-            ExpectEq(nvClothCurrentParticles[i], nvClothPreviousParticles[i]);
+            ExpectEq(nvClothCurrentParticles[static_cast<uint32_t>(i)], nvClothPreviousParticles[static_cast<uint32_t>(i)]);
         }
     }
 
@@ -468,7 +468,7 @@ namespace UnitTest
         EXPECT_EQ(nvClothCurrentParticles.size(), nvClothPreviousParticles.size());
         for (size_t i = 0; i < nvClothCurrentParticles.size(); ++i)
         {
-            ExpectEq(nvClothCurrentParticles[i], nvClothPreviousParticles[i]);
+            ExpectEq(nvClothCurrentParticles[static_cast<uint32_t>(i)], nvClothPreviousParticles[static_cast<uint32_t>(i)]);
         }
     }
 
@@ -504,8 +504,8 @@ namespace UnitTest
         EXPECT_EQ(initialParticles.size(), nvClothPreviousParticles.size());
         for (size_t i = 0; i < initialParticles.size(); ++i)
         {
-            ExpectEq(initialParticles[i], nvClothCurrentParticles[i]);
-            ExpectEq(initialParticles[i], nvClothPreviousParticles[i]);
+            ExpectEq(initialParticles[i], nvClothCurrentParticles[static_cast<uint32_t>(i)]);
+            ExpectEq(initialParticles[i], nvClothPreviousParticles[static_cast<uint32_t>(i)]);
         }
     }
 
@@ -614,7 +614,7 @@ namespace UnitTest
         const nv::cloth::MappedRange<const physx::PxVec4> nvClothPreviousParticles = nv::cloth::readPreviousParticles(*m_nvCloth);
         for (size_t i = 0; i < initialParticles.size(); ++i)
         {
-            EXPECT_NEAR(nvClothPreviousParticles[i].w, initialParticles[i].GetW() / globalMass, Tolerance);
+            EXPECT_NEAR(nvClothPreviousParticles[static_cast<uint32_t>(i)].w, initialParticles[i].GetW() / globalMass, Tolerance);
         }
     }
 } // namespace UnitTest