diff --git a/devtimer.py b/devtimer.py
index 03bca49..8fc5665 100755
--- a/devtimer.py
+++ b/devtimer.py
@@ -381,6 +381,9 @@
     # Initialize the time display
     Thread(name="InitTimeDisplay", target=show_elapsed, args=[time_led, 0]).start()
 
+    # Show the initial temp sentinel
+    show_temp(temp_led, CURRENT_TEMP)
+
     # Start measuring temperature
 
     Thread(name="Temperatures", target=monitor_temps).start()