low 60s, clea sky, not too windy.o mid-80s through the north bay with low to mid-7s through most of the east bay shore. upper 70s union city, fremont castro valley. low to mid-80s through most of the east bay valleys. 90 brentwood that's the thrust of the warm air. that will rm all of us, 10 degrees tomorrow, a couple addresses warming up thursday and look what happens to the coast in theay friday. that 1 degree drop moves inland saturday. we drop about another 2 degrees around the bay to 10 degrees inland by monday. cool for labor day. >> mike, thanks. >> you bet. >> it may soon be harder to buy certain cough medicines. later this month officials ask health experts whher cough medicines should be available only as a prescription. the ingredient is found in robitussin, nigh trial and or a hundred over-the-counter medications. it is sometimes abused for it euphoric effects. inappropriate use was linked to 8,000 emergency room visits in 2008. you've heard the saying it's not the quality, it's the quality. a new study sh