VOV.VN - A strong cold air wave is moving toward northern Vietnam to cause temperatures in the northern region to fall sharply, starting on January 23 evening.
The cold spell will affect the mountainous border localities in the afternoon before spreading across the northern midland and lowland regions in the evening, said experts from the National Centre for Hydro-meteorological Forecasting.
The cold wave will send temperatures dropping to a low of 10 degrees Celsius in the low lands, and 6 degrees in the midlands.
Northern mountainous provinces are anticipated to have showers, thunderstorms, and even frosts in the coming days.
In Hanoi, the temperature is forecast to fall to a low of 9 degrees Celsius on January 24 before rising a bit in the following days till the end of the week.
Meanwhile, the mountainous resort of Sa Pa will see temperatures go down to between 1 – 7 degrees Celsius on January 24.
North-central provinces will also be affected by cold air from January 24, with temperatures expected to hover around 13 – 17 degrees Celsius.
According to weather experts, cold air waves are normally weaker than average in January, but the strong ones may still occur, mainly in the mountains and midlands of the North.