Weather planner
Website Weather Underground has added a feature that overlays a Google map with weather data predicted at the time of your travel.
wunderground.com/roadtrip
Powerful clean
If you need a mid-winter clean-up, try Beyond Clay, a liquid deep cleaner that removes oxidation and surface scratches with the same power as clay bars. Its maker, Surf City Garage, also offers full refunds on all of its products.
$15, surfcitygarage.com
Sources: NWautos staff, Wheelbase Communications