 Temperatures will be near the records, close to 100 degrees, and the heat index 105 to 110 for tomorrow night. Clear skies, a low of 77. Southwest winds, 5 to 10 miles per hour. I'm 7 News. Mayor Dr. Short Evans at the Furchler Weather Center. At the airports, Reagan National checks in at 86 degrees. BWI Marshall checks in, BWI International. Marshall checks in 86. Douglas checks in 87 degrees at WTOP.