Since the ambiance cools as you improve in altitude, clouds would present up as brilliant areas and land surfaces as dark areas. In addition, low clouds will be grayer and higher clouds will show up extra white. Tall thunderstorm clouds will present up as bright white and fog shall be onerous to discern from land areas. A massive benefit of IR is that you can view it 24 hours a day.
A label at the bottom left denotes what time the fronts are legitimate. This is an infrared picture enhanced to focus on the cloud areas and the coldest cloud tops. Since, IR photographs could be used to find out cloud top; these images are enhanced to spotlight the highest, coldest cloud tops. Areas of sturdy precipitation will present up as shades of cyan.
The tick marks at the high of the bar represent 10 degree Celsius increments starting at 50C on the left and going to -110C on the right. This type of image reveals warmth primarily based radiation from the infrared spectrum. In other words, the hotter the surface, the more infrared radiation it emits. For a satellite picture, cooler surfaces are bright and warmer surfaces …