The Europeans got it right again. The big snow storm predicted to hit Washington, D.C., yesterday—up to ten inches, American forecasters said—never materialized. It was too warm, as European predictors had expected, for snow to accumulate in the nation's capital, which mostly saw rain, even as some suburbs got six inches or more of the heavy, wet white stuff.

It was yet another example of the shortcomings of the U.S. weather prediction system, said Cliff Mass, professor of atmospheric science at the University of Washington in Seattle. Compared to the European Centre for Medium Range Weather Forecasting, he said, the U.S. National Weather Service is falling further and further behind.

Several reasons. One is that they have ten