Dennis Mersereau · 12/04/14 12:31PM

FiveThirtyEight published a piece this morning exploring which parts of the country have "unpredictable" weather based on how much day-to-day weather deviates from climatology. Jason Samenow at the Capital Weather Gang sums up my thoughts perfectly. (See also.)

Wunderground Uses Fox News Graphing Technique to Boast Forecast Skills

Dennis Mersereau · 09/10/14 12:11PM

Weather Underground (or "Wunderground") recently launched a campaign to tout their top-of-the-heap forecast accuracy compared other private weather companies. And in classic marketing form, they distorted the hell out of the graph to drive home their point.

What Parts Of The Country Get The Worst Weather Predictions?

Reuben Fischer-Baum & Dennis Mersereau · 05/02/14 11:50AM

When you check the day's temperature or see if it's going to rain on your way to work, the answer can vary widely depending on where you look. Luckily, the website ForecastAdvisor—which grades the accuracy of U.S. forecasting outlets such as The Weather Channel, National Weather Service (NWS), CustomWeather, and AccuWeather—can help you sort the good from the bad. If you head over to their site you can plug in your zip code and see your local numbers, but they were kind enough to provide us with their raw data for 2013, and the results are pretty surprising.