In the high glare of a summer evening in Fairbanks, Alaska, Ciara Santiago watched the mercury climb. A meteorologist at the National Weather Service office, she had the dubious honor of issuing the state’s first-ever official heat advisory as temperatures were expected to hit the mid-80s.

For the first time, the state known for glaciers, dogsledding and northern lights issued a heat advisory, with Fairbanks pushing the mid-80s.

For the first time, the National Weather Service office in Fairbanks, Alaska, has issued a Heat Advisory, marking a significant shift in how Alaskans are alerted to unusually warm conditions.