What does secondary warning mean?

The second warning indicates that it is not very serious.

Early warning level: according to the degree of emergency, development trend and possible harm, it is divided into level 1, level 2, level 3 and level 4. Warning color: generally, there are four color grades: blue, yellow, orange and red, and the severity increases in turn, indicating average, heavy, serious and particularly serious respectively. Blue is the lowest warning level and red is the highest warning level.

According to China's meteorological regulations, rain with a precipitation of more than 50 mm in 24 hours is called "rainstorm". According to its precipitation intensity, it is divided into three grades, namely, the 24-hour precipitation of 50-99.9 mm is called "rainstorm", and the precipitation below 100-200 mm is called "heavy rainstorm"; More than 200 mm is called "rainstorm".

The meaning represented by color

There are also weather forecasts and early warnings, and various colors correspond to different meanings. White corresponds to sunny days, while rainy days are purple. The first alarm is blue, the second alarm is yellow, the third alarm is orange, and the fourth alarm is red, which means it is particularly serious. The weather is set to blue, yellow, orange, red, white and purple.

These six colors represent different weather conditions through remote information input, and realize the function of weather forecast and early warning. Among them, white and purple represent the forecast of weather conditions respectively, and white represents "good weather"; Purple means "bad weather". Blue, yellow, orange and red light respectively correspond to the four colors of meteorological disaster level warning signal, representing general, heavy, serious and particularly serious.

The above contents refer to Baidu Encyclopedia-Level 2 Early Warning.