Wyoming, Ohio, officer Don Campbell invented a light-up traffic safety vest in his basement with duck tape and wire ties. Now, he's going national.

Daytime highs will be mostly in the mid 60s to low 70s on the coast, in the mid 60s to low 80s around the bay, and in the high 70s to low 80s inland. Overnight lows will be mostly in the high 40s to ...