diff --git a/second-floor-lighting/upstairs-bathroom/auto-shower-mode.js b/second-floor-lighting/upstairs-bathroom/auto-shower-mode.js
new file mode 100644
index 0000000..afd35b9
--- /dev/null
+++ b/second-floor-lighting/upstairs-bathroom/auto-shower-mode.js
@@ -0,0 +1,25 @@
+const states = global.get('homeassistant.homeAssistant.states')
+const showerMode = states['input_boolean.shower_mode'].state
+const tempChange = parseFloat(msg.payload)
+
+let action = {}
+
+if (tempChange < 0) {
+    action = 'off'
+} else if (tempChange >= 5.0) {
+    action = 'on'
+} else {
+    action = 'none'
+}
+
+let actionMsg = {
+    'action': 'turn_' + action
+}
+
+if ((action === 'on' && showerMode === 'off') || (action === 'off' && showerMode === 'on')) {
+    node.status({fill:'green',shape:'dot',text:'Shower Mode ' + action})
+    node.send(actionMsg)
+} else {
+    node.status({fill:'red',shape:'ring',text:'No action taken'})
+    return null
+}
\ No newline at end of file