Originally Posted by buttburnersbbq
Don't rely on the temp gauge you get with the smoker. I have 2 WSM and either one of the temp gauges you get with the smoker work properly. Get a electronic thermometer and check out. Alo like everyone else said if you put water in the pan temp will go down.
I think it's accurate, it's just not at the grate level. But yeah, don't rely on that to be your cooking temp.