Who knows what this weather symbol stands for?

What weather forecast service App is the picture you cut? There are no three triangles in the standard symbol of weather phenomena (three points indicate continuous moderate rain, three commas indicate continuous Mao Mao rain and three asterisks indicate continuous snowfall), and triangles generally indicate hail, but it is impossible for Harbin to have strong convective hail weather in early winter.

The following is the weather forecast of Harbin in recent three days released by China Weather Online, which is specialized in providing professional meteorological services by China Meteorological Bureau, for your reference:

Date weather phenomenon temperature wind direction wind force

Tuesday, 22nd, daytime fog temperature 10℃, easterly wind 3-4.

Haze at night, low temperature of 4℃, southeast wind breeze.

Wednesday 23rd, light rain, daytime high temperature 13℃, southeast wind 3-4.

It rains at night, the temperature is 6℃, and the southeast wind is breezy.

On Thursday, 24th, there were showers during the day, with high temperature of 9℃ and easterly winds of 3-4.

Night shower low temperature 1℃ easterly wind