diff --git a/wxdata/source/scwx/wsr88d/nexrad_file_factory.cpp b/wxdata/source/scwx/wsr88d/nexrad_file_factory.cpp
index 8ef0c49d..ff5e241f 100644
--- a/wxdata/source/scwx/wsr88d/nexrad_file_factory.cpp
+++ b/wxdata/source/scwx/wsr88d/nexrad_file_factory.cpp
@@ -70,9 +70,9 @@ std::shared_ptr<NexradFile> NexradFileFactory::Create(std::istream& is)
    std::string       buffer;
    bool              dataValid;
 
-   buffer.resize(4);
+   buffer.resize(8);
 
-   is.read(buffer.data(), 4);
+   is.read(buffer.data(), 8);
    dataValid = is.good();
    is.seekg(pisBegin, std::ios_base::beg);
 
@@ -89,7 +89,7 @@ std::shared_ptr<NexradFile> NexradFileFactory::Create(std::istream& is)
          pis      = &ss;
          pisBegin = ss.tellg();
 
-         ss.read(buffer.data(), 4);
+         ss.read(buffer.data(), 8);
          dataValid = ss.good();
          ss.seekg(pisBegin, std::ios_base::beg);
 
@@ -118,6 +118,10 @@ std::shared_ptr<NexradFile> NexradFileFactory::Create(std::istream& is)
       {
          message = std::make_shared<Ar2vFile>();
       }
+      else if (buffer.starts_with("ARCHIVE2"))
+      {
+         logger_->warn("ARCHIVE2 format not supported");
+      }
       else
       {
          message = std::make_shared<Level3File>();