. >> john glen made history at the ageover 77 when he returned to space on space shuttle discovery. >>> 4:37 now. how you can plan out your day for some of the coldest weather we have seen in months. >>> stepping up. security, the new safety concerns after a string of >>> 4:40 your time right now. >> these feel like temperatures are crazy, amelia draper. you can see the future temperature. still feeling like the teens and 20s. definitely a morning to bundle up. by noon it feels like we're in the mid- to upper 20s. as we head into the evening hours, getting home from work, probably a good night for. we're keeping it dry, but it's going to be cold out there. still a berg. in ten minutes i'm going to be walking you through your weekend hour by hour. and also talking about that colder blast that's moving in next week. but for now, how are the roads? >> right now overall they are okay. we have a couple items of note here. 95 northbound if you're headed into fredericksburg, you have getting by. they are closing the roadway intermittently. but it will reopen quickly u. no major problems on t