There will be strong rainfall in Dazhou from 26 to 29, so we need to be alert to flood geological disasters.

As of 15: on August 24th, the accumulated rainfall in Dachuan District, Quxian County and Dazhu exceeded 1mm in most places; There are 98 stations in the city with accumulated rainfall exceeding 1mm, of which 19 stations have accumulated rainfall exceeding 1mm, and 3 stations have accumulated rainfall exceeding 2mm, all of which are located in Quxian County, with the largest soil stream of 264.4.

the accumulated precipitation in urban areas: Wanyuan 13, Xuanhan 54.1, Dachuan 86, Kaijiang 63.5, Dazhu 74 and Quxian 78.6 mm.

I. Future weather trends

It is predicted that there will be continuous rainfall in our city from 26th to 29th, and most of the daily rainfall will be above moderate rain, including heavy rain in central and southern China on 26th, moderate to heavy rain in the north, and heavy rain in the north on 29th. During the process, strong convective weather such as short-term heavy precipitation, thunderstorms and gust winds will easily occur in the local area. The accumulated rainfall in the process is 1 ~ 18 mm in most places, and it can reach more than 2 mm locally; The maximum hourly rainfall is 4 ~ 8mm.

At the same time, there will be strong precipitation in Bazhong area in the upper reaches of Qujiang River Basin, with the cumulative rainfall of 1 ~ 2mm.

The heavy rainfall lasted for a long time, and the accumulated rainfall was large. The heavy rainfall area overlapped with "8.23", so we should be alert to the influence of rainfall superposition, and pay close attention to the floods in small and medium-sized rivers, local flash floods, urban waterlogging and geological disasters that may be caused by continuous heavy rainfall.

meteorological disaster risk forecast: it is estimated that the meteorological risk of local mountain torrents and geological disasters will be higher in all parts of our city from 26th to 29th, and the flood risk of small and medium-sized rivers will be higher.

Second, the weather forecast for the next 72 hours

From 2: on August 24th to 2: on August 25th: cloudy to cloudy with showers or thunderstorms;

from 2: on August 25th to 2: on August 26th: heavy rain in the south-central part and moderate to heavy rain in Wanyuan;

from 2: on August 26th to 2: on August 27th: moderate to heavy rain in central and southern China, heavy rain in some places and Wanyuan showers.