NOAA/NSSL X-Pol Mobile radar uses a 3cm wavelength to detect smaller particles including cloud droplets. This radar can distinguish tornado debris clouds from precipitation.

Image ID: nssl0269, NOAA's National Severe Storms Laboratory (NSSL) Collection
Location: Nebraska, Omaha
Photo Date: 2009 May 31
Photographer: Susan Cobb, NOAA/OAR/NSSL
Credit: VORTEX II

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