The National Center for Hydro-Meteorological Forecasting has updated the weather forecast for May 21 in the Northwest regions.
- Lowest temperature: 24-27 degrees.
- Highest temperature: 31-34 degrees.
Cloudy, with scattered showers and thunderstorms, locally heavy rain. Light wind. In thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.

With the weather in the Northwest today having scattered showers and thunderstorms, locally heavy rain in some places, tourists should limit traveling through passes, streams and areas at risk of landslides in the late afternoon and night.
Some notes for tourists exploring the Northwest:
- Bring thin raincoats, anti-slip shoes and waterproof bags for phones and cameras.
- Limit trekking or camping overnight in high mountainous forest areas due to the risk of localized heavy rain, landslides and flash floods.
- If traveling by motorbike through mountain passes such as O Quy Ho, Khau Pha, Pha Din... it is necessary to reduce speed due to slippery road surfaces and fog after rain.
- Follow local weather forecasts before visiting terraced fields, hunting clouds or rowing sup, boating at lakes and streams.
- You should continuously follow local weather bulletins and update heavy rain warnings before participating in outdoor activities or exploring highland villages.