Full Episode: TODAY Show - Aug. 20

HI, THERE. GOOD THURSDAY MORNING. WE'RE TRACKING SEVERE WEATHER FROM COAST-TO-COAST.>> MORE HEAT, NEW STORMS, AND WIDESPREAD FLOOD FEARS. IT IS AUGUST 20th. THIS IS "TODAY." BRUTAL.THAT INTENSE HEAT WAVE GRIPPING MUCH OF THE COUNTRY, FAR FROM OVER, WITH ANOTHER DAY OF RECORD-SETTING TRIPLE DIGIT TEMPERATURES ON THE WAY. >> YES, IT IS VERY HOT. >> OVERNIGHT, SEVERE STORMS TEARING ACROSS THE MIDWEST AND HEADING EAST.MILLIONS ON ALERT FOR HEAVY RAIN, HIGH WINDS, AND POSSIBLE TORNADOES. AL'S GOT YOUR FULL F ...