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Statistical Accuracy of Internet Weather Forecasts 189

markmcb writes "Brandon Hansen considers the statistical accuracy of popular on-line weather forecast sources and shows who's on target, and on who you probably shouldn't rely. Motivated by a trip to a water park that was spoiled with hail despite a 'clear sky' forecast, he does a nice job of depicting deviations, averages, and overall accuracy in a manner that stats junkies are sure to love."

"I've finally learned what `upward compatible' means. It means we get to keep all our old mistakes." -- Dennie van Tassel