What color is the symbol of the highest level of typhoon?

Red. Typhoon warning signals are divided into four levels, which are represented by blue, yellow, orange and red respectively. Red warning is the highest warning signal of typhoon. Typhoon red warning signal means that it may or has been affected by tropical cyclones within 6 hours. The average coastal or land wind force 12 or more, gust 14 or more, and may continue.

Typhoon is a kind of tropical cyclone. Tropical cyclone is a low-pressure vortex that occurs on the surface of tropical or subtropical oceans, and it is a powerful and profound "tropical weather system". In China, tropical cyclones in the South China Sea and the Northwest Pacific are classified into six grades according to the maximum average wind speed near the bottom center, and the wind near the center reaches 12 or above, which is collectively called typhoon.

Typhoon blue warning signal: it means that it may or has been affected by tropical cyclones within 24 hours, and the average wind power along the coast or land reaches above 6, and the gust exceeds 8, which may continue.

Yellow warning signal of typhoon: It means that it may be or has been affected by tropical cyclones within 24 hours, the average wind force along the coast or land is above 8, and the gust exceeds 10, and it may continue.

Typhoon orange warning signal: This means that it may be or has been affected by tropical cyclones within 12 hours, and the average wind power along the coast or land reaches above 10.

In addition to the four-color warning, there is also a white warning signal, which is unique to Guangdong Province. The white warning signal of typhoon indicates that it will be affected by typhoon within 48 hours.