yes, it is possible, but you will need Ethernet or Wi-fi module, to connect to local lan. Maybe this will help you - http://www.icreateproject.info/uncategorized/arduino-display-data-over-local-network/
I've use this tutorial to connect my Arduino Uno with Vibrate Sensor
Vibrate levels showing succssfully in my serial monitor ,
my question is it possible to take those values into PHP base web page ?