After landing in some northern mountainousareas on early February 13, the spell will spread to other places inthe north and then some areas of the central region, said the National Centrefor Hydro-Meteorological Forecasting.
On February 13, the northern regionwill experience the lowest temperatures of 11 - 14 degrees Celsius, even 8 - 11degrees or lower in mountainous areas where rains with snow may appear.
In the central region, the mercury will also drop to 14 - 17 degrees in the areas from Thanh Hoa to Thua Thien-Hueprovinces.
Due to impact of the cold spell and high-altitudewind convergence, the centre predicted downpours of 30 - 50mm,even over 70mm, across the northern region. The provinces from Thanh Hoa toThua Thien-Hue are likely to record heavy showers, lightning, and hail./.