diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1ca50212..4f87176c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -60,7 +60,7 @@ jobs:
     env:
       CC: ${{ matrix.env_cc }}
       CXX: ${{ matrix.env_cxx }}
-      SCWX_VERSION: v0.4.4
+      SCWX_VERSION: v0.4.5
     runs-on: ${{ matrix.os }}
 
     steps:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08b5e823..c06a46e6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.21)
 set(PROJECT_NAME supercell-wx)
 project(${PROJECT_NAME}
-        VERSION      0.4.3
+        VERSION      0.4.5
         DESCRIPTION  "Supercell Wx is a free, open source advanced weather radar viewer."
         HOMEPAGE_URL "https://github.com/dpaulat/supercell-wx"
         LANGUAGES    C CXX)
@@ -44,7 +44,7 @@ conan_basic_setup(TARGETS)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DBOOST_ALL_NO_LIB")
 
 set(SCWX_DIR ${PROJECT_SOURCE_DIR})
-set(SCWX_VERSION "0.4.4")
+set(SCWX_VERSION "0.4.5")
 
 option(SCWX_ADDRESS_SANITIZER "Build with Address Sanitizer" OFF)
 
diff --git a/scwx-qt/res/scwx-qt.rc b/scwx-qt/res/scwx-qt.rc
index 747c4319..9bb51c0d 100644
--- a/scwx-qt/res/scwx-qt.rc
+++ b/scwx-qt/res/scwx-qt.rc
@@ -3,8 +3,8 @@
 IDI_ICON1               ICON    "icons\\scwx-256.ico"
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 0,4,4,0
- PRODUCTVERSION 0,4,4,0
+ FILEVERSION 0,4,5,0
+ PRODUCTVERSION 0,4,5,0
  FILEFLAGS 0x0L
  FILEFLAGSMASK 0x3fL
  FILEOS 0x00040004L
@@ -17,12 +17,12 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Dan Paulat"
             VALUE "FileDescription", "Supercell Wx"
-            VALUE "FileVersion", "0.4.4.0"
+            VALUE "FileVersion", "0.4.5.0"
             VALUE "LegalCopyright", "Copyright (C) 2021-2024 Dan Paulat"
             VALUE "InternalName", "scwx"
             VALUE "OriginalFilename", "supercell-wx.exe"
             VALUE "ProductName", "Supercell Wx"
-            VALUE "ProductVersion", "0.4.4.0"
+            VALUE "ProductVersion", "0.4.5.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/scwx-qt/source/scwx/qt/model/alert_model.cpp b/scwx-qt/source/scwx/qt/model/alert_model.cpp
index 4cadff42..76cd5a5c 100644
--- a/scwx-qt/source/scwx/qt/model/alert_model.cpp
+++ b/scwx-qt/source/scwx/qt/model/alert_model.cpp
@@ -34,6 +34,10 @@ public:
    explicit AlertModelImpl();
    ~AlertModelImpl() = default;
 
+   bool                  GetObserved(const types::TextEventKey& key);
+   awips::ThreatCategory GetThreatCategory(const types::TextEventKey& key);
+   bool                  GetTornadoPossible(const types::TextEventKey& key);
+
    static std::string GetCounties(const types::TextEventKey& key);
    static std::string GetState(const types::TextEventKey& key);
    static std::chrono::system_clock::time_point
@@ -49,6 +53,18 @@ public:
 
    const GeographicLib::Geodesic& geodesic_;
 
+   std::unordered_map<types::TextEventKey,
+                      bool,
+                      types::TextEventHash<types::TextEventKey>>
+      observedMap_;
+   std::unordered_map<types::TextEventKey,
+                      awips::ThreatCategory,
+                      types::TextEventHash<types::TextEventKey>>
+      threatCategoryMap_;
+   std::unordered_map<types::TextEventKey,
+                      bool,
+                      types::TextEventHash<types::TextEventKey>>
+      tornadoPossibleMap_;
    std::unordered_map<types::TextEventKey,
                       common::Coordinate,
                       types::TextEventHash<types::TextEventKey>>
@@ -125,6 +141,29 @@ QVariant AlertModel::data(const QModelIndex& index, int role) const
          return QString::fromStdString(
             awips::GetSignificanceText(textEventKey.significance_));
 
+      case static_cast<int>(Column::Tornado):
+         if (textEventKey.phenomenon_ == awips::Phenomenon::Tornado &&
+             p->GetObserved(textEventKey))
+         {
+            return tr("Observed");
+         }
+         if (p->GetTornadoPossible(textEventKey))
+         {
+            return tr("Possible");
+         }
+         break;
+
+      case static_cast<int>(Column::ThreatCategory):
+         if (role == Qt::DisplayRole)
+         {
+            return QString::fromStdString(awips::GetThreatCategoryName(
+               p->GetThreatCategory(textEventKey)));
+         }
+         else
+         {
+            return static_cast<int>(p->GetThreatCategory(textEventKey));
+         }
+
       case static_cast<int>(Column::State):
          return QString::fromStdString(AlertModelImpl::GetState(textEventKey));
 
@@ -204,6 +243,12 @@ AlertModel::headerData(int section, Qt::Orientation orientation, int role) const
          case static_cast<int>(Column::Significance):
             return tr("Significance");
 
+         case static_cast<int>(Column::ThreatCategory):
+            return tr("Category");
+
+         case static_cast<int>(Column::Tornado):
+            return tr("Tornado");
+
          case static_cast<int>(Column::State):
             return tr("State");
 
@@ -240,6 +285,14 @@ AlertModel::headerData(int section, Qt::Orientation orientation, int role) const
          contentsSize = fontMetrics.size(0, QString(10, 'W'));
          break;
 
+      case static_cast<int>(Column::ThreatCategory):
+         contentsSize = fontMetrics.size(0, QString(6, 'W'));
+         break;
+
+      case static_cast<int>(Column::Tornado):
+         contentsSize = fontMetrics.size(0, QString(5, 'W'));
+         break;
+
       case static_cast<int>(Column::State):
          contentsSize = fontMetrics.size(0, "WW, WW");
          break;
@@ -285,6 +338,12 @@ void AlertModel::HandleAlert(const types::TextEventKey& alertKey,
    std::shared_ptr<const awips::Segment> alertSegment =
       alertMessages[messageIndex]->segments().back();
 
+   p->observedMap_.insert_or_assign(alertKey, alertSegment->observed_);
+   p->threatCategoryMap_.insert_or_assign(alertKey,
+                                          alertSegment->threatCategory_);
+   p->tornadoPossibleMap_.insert_or_assign(alertKey,
+                                           alertSegment->tornadoPossible_);
+
    if (alertSegment->codedLocation_.has_value())
    {
       // Update centroid and distance
@@ -365,6 +424,46 @@ AlertModelImpl::AlertModelImpl() :
 {
 }
 
+bool AlertModelImpl::GetObserved(const types::TextEventKey& key)
+{
+   bool observed = false;
+
+   auto it = observedMap_.find(key);
+   if (it != observedMap_.cend())
+   {
+      observed = it->second;
+   }
+
+   return observed;
+}
+
+awips::ThreatCategory
+AlertModelImpl::GetThreatCategory(const types::TextEventKey& key)
+{
+   awips::ThreatCategory threatCategory = awips::ThreatCategory::Base;
+
+   auto it = threatCategoryMap_.find(key);
+   if (it != threatCategoryMap_.cend())
+   {
+      threatCategory = it->second;
+   }
+
+   return threatCategory;
+}
+
+bool AlertModelImpl::GetTornadoPossible(const types::TextEventKey& key)
+{
+   bool tornadoPossible = false;
+
+   auto it = tornadoPossibleMap_.find(key);
+   if (it != tornadoPossibleMap_.cend())
+   {
+      tornadoPossible = it->second;
+   }
+
+   return tornadoPossible;
+}
+
 std::string AlertModelImpl::GetCounties(const types::TextEventKey& key)
 {
    auto messageList = manager::TextEventManager::Instance()->message_list(key);
diff --git a/scwx-qt/source/scwx/qt/model/alert_model.hpp b/scwx-qt/source/scwx/qt/model/alert_model.hpp
index 76bddf9d..df6d561e 100644
--- a/scwx-qt/source/scwx/qt/model/alert_model.hpp
+++ b/scwx-qt/source/scwx/qt/model/alert_model.hpp
@@ -21,15 +21,17 @@ class AlertModel : public QAbstractTableModel
 public:
    enum class Column : int
    {
-      Etn          = 0,
-      OfficeId     = 1,
-      Phenomenon   = 2,
-      Significance = 3,
-      State        = 4,
-      Counties     = 5,
-      StartTime    = 6,
-      EndTime      = 7,
-      Distance     = 8
+      Etn            = 0,
+      OfficeId       = 1,
+      Phenomenon     = 2,
+      Significance   = 3,
+      ThreatCategory = 4,
+      Tornado        = 5,
+      State          = 6,
+      Counties       = 7,
+      StartTime      = 8,
+      EndTime        = 9,
+      Distance       = 10
    };
 
    explicit AlertModel(QObject* parent = nullptr);
diff --git a/wxdata/include/scwx/awips/impact_based_warnings.hpp b/wxdata/include/scwx/awips/impact_based_warnings.hpp
new file mode 100644
index 00000000..a7b22288
--- /dev/null
+++ b/wxdata/include/scwx/awips/impact_based_warnings.hpp
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <string>
+
+namespace scwx
+{
+namespace awips
+{
+
+enum class ThreatCategory : int
+{
+   Base         = 0,
+   Significant  = 1,
+   Considerable = 2,
+   Destructive  = 3,
+   Catastrophic = 4,
+   Unknown
+};
+
+ThreatCategory     GetThreatCategory(const std::string& name);
+const std::string& GetThreatCategoryName(ThreatCategory threatCategory);
+
+} // namespace awips
+} // namespace scwx
diff --git a/wxdata/include/scwx/awips/text_product_message.hpp b/wxdata/include/scwx/awips/text_product_message.hpp
index 80ba4a16..a83f7b82 100644
--- a/wxdata/include/scwx/awips/text_product_message.hpp
+++ b/wxdata/include/scwx/awips/text_product_message.hpp
@@ -2,6 +2,7 @@
 
 #include <scwx/awips/coded_location.hpp>
 #include <scwx/awips/coded_time_motion_location.hpp>
+#include <scwx/awips/impact_based_warnings.hpp>
 #include <scwx/awips/message.hpp>
 #include <scwx/awips/pvtec.hpp>
 #include <scwx/awips/ugc.hpp>
@@ -56,15 +57,16 @@ struct SegmentHeader
 
 struct Segment
 {
-   std::optional<SegmentHeader>           header_;
-   std::vector<std::string>               productContent_;
-   std::optional<CodedLocation>           codedLocation_;
-   std::optional<CodedTimeMotionLocation> codedMotion_;
+   std::optional<SegmentHeader>           header_ {};
+   std::vector<std::string>               productContent_ {};
+   std::optional<CodedLocation>           codedLocation_ {};
+   std::optional<CodedTimeMotionLocation> codedMotion_ {};
 
-   Segment() :
-       header_ {}, productContent_ {}, codedLocation_ {}, codedMotion_ {}
-   {
-   }
+   bool           observed_ {false};
+   ThreatCategory threatCategory_ {ThreatCategory::Base};
+   bool           tornadoPossible_ {false};
+
+   Segment() = default;
 
    Segment(const Segment&)            = delete;
    Segment& operator=(const Segment&) = delete;
diff --git a/wxdata/include/scwx/common/vcp.hpp b/wxdata/include/scwx/common/vcp.hpp
index 9d95c7aa..d93a056a 100644
--- a/wxdata/include/scwx/common/vcp.hpp
+++ b/wxdata/include/scwx/common/vcp.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <string>
 
 namespace scwx
@@ -7,7 +8,7 @@ namespace scwx
 namespace common
 {
 
-std::string GetVcpDescription(uint16_t vcp);
+std::string GetVcpDescription(std::uint16_t vcp);
 
 } // namespace common
 } // namespace scwx
diff --git a/wxdata/include/scwx/util/digest.hpp b/wxdata/include/scwx/util/digest.hpp
index e0bbc3c9..e00727ca 100644
--- a/wxdata/include/scwx/util/digest.hpp
+++ b/wxdata/include/scwx/util/digest.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <istream>
 #include <vector>
 
diff --git a/wxdata/include/scwx/util/strings.hpp b/wxdata/include/scwx/util/strings.hpp
index e2821331..ea22d117 100644
--- a/wxdata/include/scwx/util/strings.hpp
+++ b/wxdata/include/scwx/util/strings.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <optional>
 #include <string>
 #include <vector>
diff --git a/wxdata/source/scwx/awips/impact_based_warnings.cpp b/wxdata/source/scwx/awips/impact_based_warnings.cpp
new file mode 100644
index 00000000..75f04d1e
--- /dev/null
+++ b/wxdata/source/scwx/awips/impact_based_warnings.cpp
@@ -0,0 +1,31 @@
+#include <scwx/awips/impact_based_warnings.hpp>
+#include <scwx/util/enum.hpp>
+
+#include <unordered_map>
+
+#include <boost/algorithm/string.hpp>
+
+namespace scwx
+{
+namespace awips
+{
+
+static const std::string logPrefix_ = "scwx::awips::impact_based_warnings";
+
+static const std::unordered_map<ThreatCategory, std::string>
+   threatCategoryName_ {{ThreatCategory::Base, "Base"},
+                        {ThreatCategory::Significant, "Significant"},
+                        {ThreatCategory::Considerable, "Considerable"},
+                        {ThreatCategory::Destructive, "Destructive"},
+                        {ThreatCategory::Catastrophic, "Catastrophic"},
+                        {ThreatCategory::Unknown, "?"}};
+
+SCWX_GET_ENUM(ThreatCategory, GetThreatCategory, threatCategoryName_)
+
+const std::string& GetThreatCategoryName(ThreatCategory threatCategory)
+{
+   return threatCategoryName_.at(threatCategory);
+}
+
+} // namespace awips
+} // namespace scwx
diff --git a/wxdata/source/scwx/awips/text_product_message.cpp b/wxdata/source/scwx/awips/text_product_message.cpp
index ffbd41dc..cccd9e07 100644
--- a/wxdata/source/scwx/awips/text_product_message.cpp
+++ b/wxdata/source/scwx/awips/text_product_message.cpp
@@ -3,6 +3,7 @@
 #include <scwx/util/logger.hpp>
 #include <scwx/util/streams.hpp>
 
+#include <algorithm>
 #include <istream>
 #include <string>
 
@@ -304,6 +305,14 @@ void ParseCodedInformation(std::shared_ptr<Segment> segment,
 {
    typedef std::vector<std::string>::const_iterator StringIterator;
 
+   static constexpr std::size_t kThreatCategoryTagCount = 4;
+   static const std::array<std::string, kThreatCategoryTagCount>
+      kThreatCategoryTags {"FLASH FLOOD DAMAGE THREAT...",
+                           "SNOW SQUALL IMPACT...",
+                           "THUNDERSTORM DAMAGE THREAT...",
+                           "TORNADO DAMAGE THREAT..."};
+   std::array<std::string, kThreatCategoryTagCount>::const_iterator threatTagIt;
+
    std::vector<std::string>& productContent = segment->productContent_;
 
    StringIterator codedLocationBegin = productContent.cend();
@@ -325,8 +334,8 @@ void ParseCodedInformation(std::shared_ptr<Segment> segment,
          codedLocationEnd = it;
       }
 
-      if (codedMotionBegin == productContent.cend() &&
-          it->starts_with("TIME...MOT...LOC"))
+      else if (codedMotionBegin == productContent.cend() &&
+               it->starts_with("TIME...MOT...LOC"))
       {
          codedMotionBegin = it;
       }
@@ -338,6 +347,37 @@ void ParseCodedInformation(std::shared_ptr<Segment> segment,
       {
          codedMotionEnd = it;
       }
+
+      else if (!segment->observed_ &&
+               it->find("...OBSERVED") != std::string::npos)
+      {
+         segment->observed_ = true;
+      }
+
+      else if (!segment->tornadoPossible_ && *it == "TORNADO...POSSIBLE")
+      {
+         segment->tornadoPossible_ = true;
+      }
+
+      else if (segment->threatCategory_ == ThreatCategory::Base &&
+               (threatTagIt = std::find_if(kThreatCategoryTags.cbegin(),
+                                           kThreatCategoryTags.cend(),
+                                           [&it](const std::string& tag) {
+                                              return it->starts_with(tag);
+                                           })) != kThreatCategoryTags.cend() &&
+               it->length() > threatTagIt->length())
+      {
+         const std::string threatCategoryName =
+            it->substr(threatTagIt->length());
+
+         ThreatCategory threatCategory = GetThreatCategory(threatCategoryName);
+         if (threatCategory == ThreatCategory::Unknown)
+         {
+            threatCategory = ThreatCategory::Base;
+         }
+
+         segment->threatCategory_ = threatCategory;
+      }
    }
 
    if (codedLocationBegin != productContent.cend())
diff --git a/wxdata/source/scwx/util/time.cpp b/wxdata/source/scwx/util/time.cpp
index 5f04c8f5..5cf091fe 100644
--- a/wxdata/source/scwx/util/time.cpp
+++ b/wxdata/source/scwx/util/time.cpp
@@ -62,10 +62,13 @@ std::string TimeString(std::chrono::system_clock::time_point time,
 #if defined(_MSC_VER)
 #   define FORMAT_STRING_24_HOUR "{:%Y-%m-%d %H:%M:%S %Z}"
 #   define FORMAT_STRING_12_HOUR "{:%Y-%m-%d %I:%M:%S %p %Z}"
+   namespace date = std::chrono;
+   namespace df   = std;
 #else
 #   define FORMAT_STRING_24_HOUR "%Y-%m-%d %H:%M:%S %Z"
 #   define FORMAT_STRING_12_HOUR "%Y-%m-%d %I:%M:%S %p %Z"
    using namespace date;
+   namespace df = date;
 #endif
 
    auto               timeInSeconds = time_point_cast<seconds>(time);
@@ -77,15 +80,15 @@ std::string TimeString(std::chrono::system_clock::time_point time,
       {
          try
          {
-            zoned_time zt = {timeZone, timeInSeconds};
+            date::zoned_time zt = {timeZone, timeInSeconds};
 
             if (clockFormat == ClockFormat::_24Hour)
             {
-               os << format(FORMAT_STRING_24_HOUR, zt);
+               os << df::format(FORMAT_STRING_24_HOUR, zt);
             }
             else
             {
-               os << format(FORMAT_STRING_12_HOUR, zt);
+               os << df::format(FORMAT_STRING_12_HOUR, zt);
             }
          }
          catch (const std::exception& ex)
@@ -107,11 +110,11 @@ std::string TimeString(std::chrono::system_clock::time_point time,
       {
          if (clockFormat == ClockFormat::_24Hour)
          {
-            os << format(FORMAT_STRING_24_HOUR, timeInSeconds);
+            os << df::format(FORMAT_STRING_24_HOUR, timeInSeconds);
          }
          else
          {
-            os << format(FORMAT_STRING_12_HOUR, timeInSeconds);
+            os << df::format(FORMAT_STRING_12_HOUR, timeInSeconds);
          }
       }
    }
diff --git a/wxdata/wxdata.cmake b/wxdata/wxdata.cmake
index 0ce08cbb..47ada181 100644
--- a/wxdata/wxdata.cmake
+++ b/wxdata/wxdata.cmake
@@ -14,6 +14,7 @@ endif()
 
 set(HDR_AWIPS include/scwx/awips/coded_location.hpp
               include/scwx/awips/coded_time_motion_location.hpp
+              include/scwx/awips/impact_based_warnings.hpp
               include/scwx/awips/message.hpp
               include/scwx/awips/phenomenon.hpp
               include/scwx/awips/pvtec.hpp
@@ -24,6 +25,7 @@ set(HDR_AWIPS include/scwx/awips/coded_location.hpp
               include/scwx/awips/wmo_header.hpp)
 set(SRC_AWIPS source/scwx/awips/coded_location.cpp
               source/scwx/awips/coded_time_motion_location.cpp
+              source/scwx/awips/impact_based_warnings.cpp
               source/scwx/awips/message.cpp
               source/scwx/awips/phenomenon.cpp
               source/scwx/awips/pvtec.cpp