"Brian Brettschneider"

It’s a record year for dense fog in Anchorage. No other winter comes even close. Since Dec. 1, Anchorage has seen 26 days of fog with visibility of a quarter mile or less.

The original wind chill formula was based on experiments conducted on how long it took water to freeze on top of a hut in Antarctic. But the National Weather Service determined that wasn’t the best way to estimate the apparent temperature in windy conditions.

The official name for the snowflake sweet spot is the dendritic growth zone. It happens when atmospheric temperatures are just right for producing large flakes.

A low pressure system that contains a lot of cold air is locked into place over much of Alaska.

Around the world, and in Alaska, 2016 was the warmest on record.

Above the Arctic circle, there’s no daylight on the solstice. Fairbanks has about 3.5 hours. Anchorage, 5.5 hours and Juneau a bit more than six hours.