ScienceDaily: Shrouded in darkness, nighttime tornadoes can be deadly, especially during the winter season when people are not accustomed to such severe weather. Given the dangers, forecasters with NOAA’s National Weather Service are increasing efforts to alert people of a potential threat in their area before they go to sleep. The NOAA Storm Prediction Center, in conjunction with local National Weather Service offices across the country, is now issuing new public severe weather outlooks when …