Sophisticated computer models that replaced instinct with cold, hard math have helped forecasters predict where a storm like Hurricane Earl is going about twice as accurately as 20 years ago.

Three-day forecast for the entire US, updated each morning and afternoon. (Other)

So much for a perfect finale to the summer vacation season.

Good news, winter haters: After record snowfall in the mid-Atlantic and unusually cold weather down South, the Farmers' Almanac is predicting a "kinder and gentler" winter.