As a mass of showers and thunderstorms from the United States moves over open waters of the Gulf next week, there is a low chance of tropical development.

Thunderstorms riding along the periphery of a heat dome over the next week will bring the potential for flooding, damaging wind gusts and hail.

NASA is offering a challenge for those who think they can solve a capability gap in its Stratospheric Projectile Entry Experiment on Dynamics (SPEED), a two-stage stratospheric drop test architecture.