NULL 2006-02-20 22:31:50.000 - Tim Markle,  Chief Observer Working Overtime Conditions have become more "seasonable" atop the summit. The fog continues to hold on, howver, and occasionally there are a few snow showers. Temperatures have rebounded to near zero degrees, but still just below zero. This has been the longest stretch of below zero weather that has graced the summit in the past two years. It is amazing just how warm -5 to -10 can feel after being outside in a -30 degree chill!The snow showers have been few and far between. In fact, the summit is running a 30