diff --git a/scwx-qt/source/scwx/qt/model/radar_product_model.cpp b/scwx-qt/source/scwx/qt/model/radar_product_model.cpp
index b5c33400..0e12f55f 100644
--- a/scwx-qt/source/scwx/qt/model/radar_product_model.cpp
+++ b/scwx-qt/source/scwx/qt/model/radar_product_model.cpp
@@ -1,6 +1,8 @@
 #include <scwx/qt/model/radar_product_model.hpp>
+#include <scwx/qt/manager/radar_product_manager.hpp>
 #include <scwx/qt/manager/radar_product_manager_notifier.hpp>
 #include <scwx/util/logger.hpp>
+#include <scwx/util/time.hpp>
 
 namespace scwx
 {
@@ -17,14 +19,15 @@ class RadarProductModelImpl : public QObject
    Q_OBJECT
 
 public:
-   explicit RadarProductModelImpl();
+   explicit RadarProductModelImpl(RadarProductModel* self);
    ~RadarProductModelImpl() = default;
 
+   RadarProductModel*        self_;
    std::shared_ptr<TreeItem> rootItem_;
 };
 
 RadarProductModel::RadarProductModel(QObject* parent) :
-    TreeModel(parent), p(std::make_unique<RadarProductModelImpl>())
+    TreeModel(parent), p(std::make_unique<RadarProductModelImpl>(this))
 {
 }
 RadarProductModel::~RadarProductModel() = default;
@@ -34,18 +37,69 @@ const std::shared_ptr<TreeItem> RadarProductModel::root_item() const
    return p->rootItem_;
 }
 
-RadarProductModelImpl::RadarProductModelImpl() :
+RadarProductModelImpl::RadarProductModelImpl(RadarProductModel* self) :
+    self_ {self},
     rootItem_ {std::make_shared<TreeItem>(
        std::vector<QVariant> {QObject::tr("Name"), QObject::tr("Info")})}
 {
-   connect(&manager::RadarProductManagerNotifier::Instance(),
-           &manager::RadarProductManagerNotifier::RadarProductManagerCreated,
-           this,
-           [=](const std::string& radarSite)
-           {
-              rootItem_->AppendChild(new TreeItem(
-                 std::vector<QVariant> {QString::fromStdString(radarSite)}));
-           });
+   connect(
+      &manager::RadarProductManagerNotifier::Instance(),
+      &manager::RadarProductManagerNotifier::RadarProductManagerCreated,
+      this,
+      [=](const std::string& radarSite)
+      {
+         TreeItem* radarSiteItem =
+            new TreeItem({QString::fromStdString(radarSite)});
+
+         rootItem_->AppendChild(radarSiteItem);
+
+         connect(
+            manager::RadarProductManager::Instance(radarSite).get(),
+            &manager::RadarProductManager::NewDataAvailable,
+            this,
+            [=](common::RadarProductGroup             group,
+                const std::string&                    product,
+                std::chrono::system_clock::time_point latestTime)
+            {
+               const QString groupName {QString::fromStdString(
+                  common::GetRadarProductGroupName(group))};
+
+               // Find existing group item (e.g., Level 2, Level 3)
+               TreeItem* groupItem = radarSiteItem->FindChild(0, groupName);
+
+               if (groupItem == nullptr)
+               {
+                  groupItem = new TreeItem({groupName});
+                  radarSiteItem->AppendChild(groupItem);
+               }
+
+               TreeItem* productItem = nullptr;
+
+               if (group == common::RadarProductGroup::Level2)
+               {
+                  // Level 2 items are not separated by product
+                  productItem = groupItem;
+               }
+               else
+               {
+                  // Find existing product item (e.g., N0B, N0Q)
+                  const QString productName {QString::fromStdString(product)};
+                  productItem = groupItem->FindChild(0, productName);
+
+                  if (productItem == nullptr)
+                  {
+                     productItem = new TreeItem({productName});
+                     groupItem->AppendChild(productItem);
+                  }
+               }
+
+               // Create leaf item for product time
+               productItem->AppendChild(new TreeItem {
+                  QString::fromStdString(util::TimeString(latestTime))});
+            },
+            Qt::QueuedConnection);
+      },
+      Qt::QueuedConnection);
 }
 
 #include "radar_product_model.moc"
diff --git a/scwx-qt/source/scwx/qt/model/tree_item.cpp b/scwx-qt/source/scwx/qt/model/tree_item.cpp
index 4780dd3d..e43ef4c2 100644
--- a/scwx-qt/source/scwx/qt/model/tree_item.cpp
+++ b/scwx-qt/source/scwx/qt/model/tree_item.cpp
@@ -28,6 +28,11 @@ TreeItem::TreeItem(const std::vector<QVariant>& data, TreeItem* parent) :
 {
 }
 
+TreeItem::TreeItem(std::initializer_list<QVariant> data, TreeItem* parent) :
+    TreeItem(std::vector<QVariant> {data}, parent)
+{
+}
+
 TreeItem::~TreeItem() {}
 
 TreeItem::TreeItem(TreeItem&&) noexcept            = default;
@@ -39,6 +44,24 @@ void TreeItem::AppendChild(TreeItem* item)
    p->childItems_.push_back(item);
 }
 
+TreeItem* TreeItem::FindChild(int column, const QVariant& data)
+{
+   auto it = std::find_if(p->childItems_.begin(),
+                          p->childItems_.end(),
+                          [&](auto& item) {
+                             return (column < item->column_count() &&
+                                     item->data(column) == data);
+                          });
+
+   TreeItem* item = nullptr;
+   if (it != p->childItems_.end())
+   {
+      item = *it;
+   }
+
+   return item;
+}
+
 const TreeItem* TreeItem::child(int row) const
 {
    const TreeItem* item = nullptr;
@@ -51,6 +74,23 @@ const TreeItem* TreeItem::child(int row) const
    return item;
 }
 
+TreeItem* TreeItem::child(int row)
+{
+   TreeItem* item = nullptr;
+
+   if (0 <= row && row < p->childItems_.size())
+   {
+      item = p->childItems_[row];
+   }
+
+   return item;
+}
+
+std::vector<TreeItem*> TreeItem::children()
+{
+   return p->childItems_;
+}
+
 int TreeItem::child_count() const
 {
    return static_cast<int>(p->childItems_.size());
diff --git a/scwx-qt/source/scwx/qt/model/tree_item.hpp b/scwx-qt/source/scwx/qt/model/tree_item.hpp
index 37e3bd6f..de3eb54e 100644
--- a/scwx-qt/source/scwx/qt/model/tree_item.hpp
+++ b/scwx-qt/source/scwx/qt/model/tree_item.hpp
@@ -17,6 +17,8 @@ class TreeItem
 public:
    explicit TreeItem(const std::vector<QVariant>& data,
                      TreeItem*                    parent = nullptr);
+   explicit TreeItem(std::initializer_list<QVariant> data,
+                     TreeItem*                       parent = nullptr);
    virtual ~TreeItem();
 
    TreeItem(const TreeItem&)            = delete;
@@ -25,14 +27,17 @@ public:
    TreeItem(TreeItem&&) noexcept;
    TreeItem& operator=(TreeItem&&) noexcept;
 
-   void AppendChild(TreeItem* child);
+   void      AppendChild(TreeItem* child);
+   TreeItem* FindChild(int column, const QVariant& data);
 
-   const TreeItem* child(int row) const;
-   int             child_count() const;
-   int             column_count() const;
-   QVariant        data(int column) const;
-   int             row() const;
-   const TreeItem* parent_item() const;
+   const TreeItem*        child(int row) const;
+   TreeItem*              child(int row);
+   std::vector<TreeItem*> children();
+   int                    child_count() const;
+   int                    column_count() const;
+   QVariant               data(int column) const;
+   int                    row() const;
+   const TreeItem*        parent_item() const;
 
 private:
    class Impl;
diff --git a/scwx-qt/source/scwx/qt/model/tree_model.cpp b/scwx-qt/source/scwx/qt/model/tree_model.cpp
index 6ee59366..fc2c823f 100644
--- a/scwx-qt/source/scwx/qt/model/tree_model.cpp
+++ b/scwx-qt/source/scwx/qt/model/tree_model.cpp
@@ -17,7 +17,7 @@ public:
 };
 
 TreeModel::TreeModel(QObject* parent) :
-    QAbstractTableModel(parent), p(std::make_unique<TreeModelImpl>())
+    QAbstractItemModel(parent), p(std::make_unique<TreeModelImpl>())
 {
 }
 TreeModel::~TreeModel() = default;
diff --git a/scwx-qt/source/scwx/qt/model/tree_model.hpp b/scwx-qt/source/scwx/qt/model/tree_model.hpp
index 41bd527c..6c85c299 100644
--- a/scwx-qt/source/scwx/qt/model/tree_model.hpp
+++ b/scwx-qt/source/scwx/qt/model/tree_model.hpp
@@ -2,7 +2,7 @@
 
 #include <scwx/qt/model/tree_item.hpp>
 
-#include <QAbstractTableModel>
+#include <QAbstractItemModel>
 
 namespace scwx
 {
@@ -13,7 +13,7 @@ namespace model
 
 class TreeModelImpl;
 
-class TreeModel : public QAbstractTableModel
+class TreeModel : public QAbstractItemModel
 {
 public:
    explicit TreeModel(QObject* parent = nullptr);