Cold night in Labrador, Canada
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2015/01/VIIRS_11.45_BT_20150122_06331.png)
With a cloud-free sky and light winds under a dome of high pressure, strong radiational cooling over a deep snowpack allowed the overnight low temperature to drop to -47º F (-43.9º C) at Wabush Lake (station identifier