These are 5 position alpha-numeric codes comprising the d series. All other level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association).
Alaska: Although Alaska enjoys a high volume of aurora activity, its cruises are not often mentioned as northern lights cruises. During the Alaska cruise season, it's rarely dark enough for the lights to be visible.
1 of 1. You don't have to be in chilly Fairbanks, Alaska or Yellowknife, Canada, to see the Aurora Borealis tonight. Seattle, New York, Pittsburgh, and Washington might see a display of the northern lights after sunset. At least that's what some forecasting models are saying.