Nevin's Data "Points"

After a winter filled with predictions of winter weather that never quite measured up to the forecasts, the nation’s capital (and the Southeast) finally got a taste of what those in the Midwest and Northeast have been contending with for weeks.  Not that there haven’t been close calls here, but up until this week, the multitude of factors that have to come together to produce a significant snowfall here—hadn’t.  Much to the discomfiture of those who ply their trade making such predictions, it should be noted. While Mother Nature can be notoriously fickle, technologies like Doppler radar are able to discern with greater precision real-time activity which can be fed into sophisticated computer models that draw on the experience of the past to extrapolate a series of potential outcomes—some deemed more likely than others.  Projected outcomes that, despite the recent experience here, do an increasingly accurate job of helping each of us plan our daily commute or that vacati...

This is the time of year where, in many parts of the county, the weather—and weather forecasters—dominate the nightly news coverage, certainly when the predictions are dire.  Indeed, having had the opportunity to live in several different parts of the country, I can assure you that the bigger the projected snowfall, the more hyped the coverage. Several weeks back, the local meteorologists were all agog about an impending snowfall in the Washington, DC area—a snowfall  initially projected at 2–4 inches of accumulation, but that was quickly revised to 3–5 inches, and then to 4–7 inches.  The local mass transportation systems sprang into action, announcing alternative schedules, state officials advised those who didn’t need to be on the roads to stay home, non-emergency federal employees in the area were granted an excused absence, while others were directed to telecommute. As it turned out, it did snow—but not much, and certainly not in the amounts that had garnered all...