diff --git a/src/Instrumentation/commradio.cxx b/src/Instrumentation/commradio.cxx
index 9a05c9c08..9c8265a6e 100644
--- a/src/Instrumentation/commradio.cxx
+++ b/src/Instrumentation/commradio.cxx
@@ -514,6 +514,8 @@ void CommRadioImpl::update(double dt)
 #endif
 
   if (false == (_power_btn)) {
+    _metarBridge->clearMetar();
+    _atis = "";
     _stationTTL = 0.0;
     return;
   }