August 18, 2010 11:54 pm Today's EarthWatch Forecast: Wednesday, August 18 – Evening Outlook Today’s EarthWatch Forecast: Wednesday, August 18 – Evening Outlook US & World Videos 2:22 Another warm day as high temps flirt with record 3:08 One more warm day before temperatures drop over the weekend 2:40 How long will this summer-like warmth last? 2:14 The summer preview continues 2:16 Clearing out, warming into the 80s