 Rescue dogs and shelter dogs were used for this, and researchers say that no breed in particular did better or worse than others. Researchers would like to expand the study. Tucson weather, high today 140 degrees, 20% chance of afternoon thunderstorms, 30% this evening, overnight low, 80% tomorrow, 105-year high, and a 40% chance of storms. Continued warm days with chances for storms through at least Thursday. 86 degrees under clear skies. Now it's time to jump in, Tucson.