According to the National Center for Hydro-Meteorological Forecasting, last night and this morning (July 18), the Northwest region of the North had rain, moderate rain and thunderstorms, locally heavy to very heavy rain. Rainfall from 7 pm on July 17 to 8 am on July 18 was over 150mm in some places such as Ka Lang 2 monitoring station (Lai Chau) 195.8mm, Muong Te (Lai Chau) 166.2mm,...
On July 18, the mountainous and midland areas of the Northern region will have scattered showers and thunderstorms, with locally heavy rain over 50mm.
From the night of July 18 to the night of July 19, the mountainous and midland areas of the Northern region will have moderate rain, heavy rain and thunderstorms with common rainfall of 50 - 100mm, locally very heavy rain over 250mm.
Warning of the risk of heavy rain with rainfall greater than 100mm/3 hours.
On July 20, the mountainous and midland areas of the Northern region will have rain, moderate rain and thunderstorms, locally heavy rain with rainfall of 20 - 40mm, locally very heavy rain over 80mm. From the night of July 20, heavy rain will gradually decrease.
In thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind. Warning level of natural disaster risk due to heavy rain, tornadoes, lightning, hail is level 1.
Regarding the hydrological situation, currently, a flood has appeared on some small rivers in the Northwest region with flood water levels fluctuating at alarm level 1 - alarm level 2. Water levels on the main rivers in the Northern region are fluctuating and below alarm level 1.
From today (July 18) to July 20, a flood is likely to continue to appear on rivers in the Northern region, with a flood amplitude of 2 - 4m. During this flood, the peak flood water level on small rivers, upstream on the Thao and Lo rivers and rivers belonging to the Thai Binh system will reach alarm level 1 - alarm level 2, in some places above alarm level 2.
High risk of flash floods and landslides occurring in mountainous and midland provinces; flooding in low-lying areas along rivers, urban areas in the Northern region.
Warning level of natural disaster risk due to floods is level 1. Floods on rivers and streams can cause flooding in low-lying areas along rivers, affecting activities such as waterway traffic, aquaculture, agricultural production, people's livelihoods and socio-economic activities.
