(Grand Rapids Press) Arizona truly has some extreme heat going on today. It's going to be so hot, the high temperature map will almost run out of colors.
I've tweaked color banks on weather graphics for almost 30 years. The trick is to get the colors to match the temperatures, as we have come to expect them. So cold temperatures are usually blue and purples, and hot temperatures are varying levels of red.
But sometimes extreme weather can make a graphic color bank hard to develop.
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