In Vidzeme, the orange alert is in force until 9 AM as the air temperature dropped to -27 C locally.
LVĢMC data show that at 4 AM Tuesday the air temperature ranged from -7.3 C in Kolka and -26.4 in Zosēni.
The national cold record of December 7 is -29.5 degrees in 1959.
On Tuesday, the sun will shine in most of Latvia. The maximum air temperature will be between -5 C in Kurzeme to -15 in Vidzeme, around -11 C in Rīga.