are headache, diarrhea and dizziness. (woman) all my life, he's protected me. now i am giving back. ask their doctor about adding... once-daily namenda xr. the coldest blast of arctic air so far is hitting the u.s. right now. many states seeing temperatures up to 35 degrees below average for early january. south dakota slammed by snow and sub zero temperatures. you can see people venturing out on the roads. half foot of snow is expected in some areas. 20-car pile up closed down interstate 80 near des moines iowa. to the east. snow coming down hard in fulton new york. 3 inches an hour. the lake-effect snow prompted more accidents than dispatchers from 911 could count.