Fig. (5) KSFX WSR-88D 0.5° base reflectivity (filled colors: dBZ) and Mesowest surface wind barbs (black: kt) at (a) 1200 UTC, (b) 1500 UTC, (c) 2100 UTC 26 December 2003; (d) 0600 UTC 27 December 2003. Each full wind barb is 5 m s^-1 (10 kt) and flag is 25 m s^-1 (50 kt). The labels (A, B, C, D, X) in the figures are described in the text.