What's the weather below zero?

The weather forecast is below zero, which means adding a minus sign before the temperature figure. This minus sign "-"is also called minus sign, which is used to indicate the zero degree of temperature.

All-day ambient temperature is between minus 5 degrees Celsius and minus 10 degrees Celsius; That is, the lowest temperature in the whole day is-10 degrees Celsius (-10 degrees Celsius); The highest temperature in the whole day is MINUS 5 degrees Celsius (-5 degrees Celsius).

In addition, generally speaking, the lowest temperature in the whole day appears one or two hours before the sun rises, while the highest temperature in the whole day appears around 2 pm.

There are 12 hour and 24 hour precipitation standards stipulated by meteorological units for extended data. The standard of 12 hour precipitation level is: "light rain" refers to the precipitation of 0.6-5 mm; The "moderate rain" precipitation is 5.1-15 mm; "rainstorm"15.1-30 mm; "Rainstorm" is 30.1-70mm; The rainstorm is 70. 1-200mm.

The standard of 24-hour precipitation level is: "light rain" precipitation means1-10mm; The precipitation of "moderate rain" means10.1-25mm; "Rainstorm" precipitation means 25. 1-50 mm; "Rainstorm" means 50.1-100 mm; "Rainstorm" is the precipitation of 100. 1-250 mm, and the forecast time does not exceed 12 hours, that is, the precipitation level standard of 12 hours.

If it is predicted that there will be rain and snow during the day or night today, it means the snowfall within 12 hours. If it is predicted that there will be moderate to heavy snow from day to night today, it refers to the precipitation within 24 hours. In addition to 12.24 hour forecast, there are 48 hour forecast, 72 hour forecast and future weather analysis.

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