Low pressure areas that dropped more than a foot of snow in some Midwestern states have prompted many warnings and weather advisories. Satellite data recently got a look at a major snowstorm.

On Dec. 21st, 2012, at 0729 UTC (2:29 a.m. EST), the Atmospheric Infrared Sounder (AIRS) instrument that flies aboard NASA’s Aqua satellite captured an infrared image of the massive low pressure area that caused a major snowstorm in the Midwest and beyond. 

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