A surface outflow boundary (resulting from a dissipating mesoscale convective system over southern Texas) created an undular bore that propagated southward and southwestward during the night-time hours on 07 May 2012. AWIPS comparisons of 1-km resolution Suomi NPP VIIRS 0.7 µm “Day/Night Band” images with the corresponding VIIRS 11.45 µm... Read More