25-26 October 1997 -- GOES-8 IR Channel 4
DD Enhancement Curve
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The DD enhancement curve is designed to highlight the typical snow production temperature zone (light blue, -16 to -22 C). The colder enhancement levels are -22 to -31 C (dark blue), -32 to -39 (red), -40 to -47 (brown), and -48 to -55 (black).