diff --git a/src/git_flow/command/new.py b/src/git_flow/command/new.py
index 5d262dd..18a91ec 100644
--- a/src/git_flow/command/new.py
+++ b/src/git_flow/command/new.py
@@ -14,6 +14,10 @@ class NewCommand(Command):
     def run(self, args: Namespace = Namespace()):
         self.ensure_initialized()
         branch = self.ensure_right_branch()
+        envs = self.flowconfig["flow.branches"].split(",")
+
+        if branch not in envs:
+            self.warning("La rama actual no corresponde a un entorno configurado.")
 
         self.info("Se creará una nueva rama de trabajo sobre la rama actual.")
         self.info("Debe seleccionar el tipo de cambio a realizar.")