40s Below in Fairbanks-land

Monday morning brought the first 40s below temperatures to the colder areas around Fairbanks. However, a moderate pressure gradient produced some wind at higher elevations, keeping temps considerably warmer.

Low temperatures reported so far include:
Woodsmoke PWS: -45F (near North Pole)
UAF Smith Lake: 43 below
Eielson AFB: 42 below
Fort Wainwright: 41 below
Goldstream Creek: 40 below
Fairbanks Airprot: 38 below

The inversion was not especially sharp: with lower hillside low temps including:

UAF West Ridge: 37 below
College Hills PWS: -34F (near top of Baline Hill)
Gilmore Creek CRN: -27F

Meanwhile, at higher elevation, overnight lows include:

Keystone Ridge: -9F
Cleary Summt: -11F
Wickersham Dome: -13F

The downward trend in temps the past week is nicely illustrated by this 7 day plot of 2-meter temperatures from the UAF Smith Lake site:

Courtesy IARC at UAF