According to the National Center for Hydro-Meteorological Forecasting, last night and this morning (July 1), the mountainous and midland areas of the Northern region, Quang Ninh, and Hai Phong City had moderate rain, heavy rain and thunderstorms, with locally very heavy rain.
Rainfall calculated from 7 pm on June 30 to 8 am on July 1, some places over 100mm such as Chan Thinh monitoring station (Lao Cai) 311mm, Son Luong (Phu Tho) 178.2mm, Mong Cai (Quang Ninh) 127.2, Dong Tam (Tuyen Quang) 135.2mm,...
The mountainous and midland areas of the Northern region, Quang Ninh and Hai Phong city during the day and night of July 1st, are forecast to have moderate rain, heavy rain and thunderstorms with common rainfall of 30 - 70mm, locally very heavy rain over 150mm. Rain concentrated in the morning, evening and night.
Warning of the risk of heavy rain with rainfall greater than 100mm/3 hours. From July 2nd, heavy rain in the Northern region tends to gradually decrease.
Other places in the North on July 1st day and night, it is forecast to have showers and scattered thunderstorms with common rainfall of 15 - 30mm, locally heavy rain over 70mm.
The area from Thanh Hoa to Ha Tinh and the South Central Coast in the afternoon and evening of July 1st, is forecast to have scattered showers and thunderstorms with rainfall of 10 - 30mm, locally heavy rain over 60mm.
The Central Highlands and Southern regions in the afternoon and evening of July 1st are forecast to have showers and scattered thunderstorms with rainfall of 15 - 30mm, locally heavy rain over 80mm. In thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
From July 2nd, the Central Highlands and Southern regions will have moderate rain, with heavy to very heavy rain in some places and thunderstorms. Rain will concentrate in the afternoon and evening.
Warning level of natural disaster risk due to heavy rain, tornadoes, lightning, and hail is level 1. Heavy rain is likely to cause flooding in low-lying areas, urban and industrial areas; flash floods on small rivers and streams, landslides on slopes.
Regarding the hydrological situation, water levels on some rivers in Lao Cai, Tuyen Quang, and Phu Tho provinces are rising and below alarm level 1, especially on the Lo River at Ha Giang station at alarm level 1. On the Gam River at Bao Lac station, the Bang Giang River at Bang Giang station are fluctuating and at alarm level 1 - alarm level 2. On other rivers in the Northern region, changes are slow and below alarm level 1.
From now (July 1st) to July 2nd, on small rivers, upstream of major rivers in the Northern region, floods are likely to continue to be maintained, the peak flood water level on rivers is likely to be at alarm level 1 - alarm level 2, some rivers above alarm level 2.
High risk of flash floods and landslides occurring in mountainous and midland provinces 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.
