Dangerous levels of UV rays reported nationwide
VOV.VN - Almost all localities across the country will experience a dangerous level of ultraviolet (UV) rays on November 7, according to information provided by the National Centre for Hydro-meteorological Forecasting.
The UV index is used to measure the intensity of UV radiation, with it ranging around seven to nine in all major cities on the day, except for in Hanoi.
According to the World Health Organisation, a UV index of 7.5 to 10.4 is deemed "very high", which means a very high risk of harm from unprotected sun exposure.
Specifically, from 10 a.m. to 1 p.m. the UV index in Ho Chi Minh City will reach 8.1. In addition, the index is measured at 7.2 in the central city of Da Nang, 7.5 in Hoi An City of the central province of Quang Nam, 7.4 in Nha Trang city in the southcentral province of Khanh Hoa, 8.7 in Can Tho City, and 8.0 in Ca Mau City.
Elsewhere, the index in Hanoi is at a moderate level ranging from three to five.
It is forecasted that from November 8 to November 10, cities across the country will continue to see a high to very high UV index, apart from in Hanoi.
People are therefore advised to take extra precautions such as wearing protective clothing, hats, and sunglasses, as well as ensuring they stay hydrated.
