An uncommon atmospheric phenomenon known as an omega block will bring days of rain and thunderstorms to the Eastern Seaboard, starting on Saturday and lasting until Wednesday or Thursday.

A few isolated showers are possible Thursday afternoon. About 0.25" of rain is possible, with a few areas approach 0.5". We will warm up after the rain with highs near 80 degrees starting Friday ...

The 151st running of the Kentucky Derby could be one of the rarest kinds: A rain race. The forecast will excite some riders and send others into a panic attack ahead of the biggest race of the year.