11. There is already a lot of cloudiness over Social Security, 12. Increasing afternoon cloudiness with a 50 percent chance of showers and thunderstorms. 13. Variable cloudiness with a 30 percent chance of showers and possible thunderstorms. 14. Increasing afternoon cloudiness with a 30 percent chance of showers. 15. An increase in cloudiness afternoon with a 20 percent chance of showers. 16. Increasing cloudiness afternoon with a 40 percent chance of showers. 17. Wednesday night . . . Increasng cloudiness with scattered to numerous showers. 18. Tuesday . . . Increasing cloudiness with numerous showers and isolated thunderstorms. 19. Climate models suggest that a warming will increase fractional cloudiness . 20. But an increase in the amount of cloudiness may keep the temperature down.