Traditional Culture Encyclopedia - Weather inquiry - Does it usually not thunder in typhoon days?
Does it usually not thunder in typhoon days?
Thunderstorm is a kind of strong convective weather, and convection will produce positive and negative electricity.
Typhoons are mainly updrafts, and the surrounding air is supplemented from the bottom. So there is generally no thunderstorm where typhoons land, but there will be heavy rain and thunder outside the typhoon, which are all affected by the typhoon.
There will be no thunderstorm during the typhoon landing, but before the typhoon landing, there may not be no thunderstorm, and there will often be stormy weather outside the typhoon landing point.
cause
The formation of typhoon requires the following conditions: the sea surface water temperature is above 26.5℃; Initial disturbance of a positive vorticity; The shear of ambient wind in the vertical direction is very small; Low pressure or cloud disturbance is at least several latitudes from the equator. Because people don't fully understand the formation of typhoons now, the above list is only a necessary condition for the formation of typhoons.
The initial stage of typhoon is tropical depression, and it usually takes about 2 days from the initial low-pressure circulation to the maximum average wind force near the center, only three or four days for the slow one and only a few hours for the fast one.
In the development stage, the typhoon continuously absorbs energy until the central air pressure reaches the lowest value and the wind speed reaches the maximum value. After the typhoon landed, under the joint influence of ground friction and insufficient energy supply, it will quickly weaken the death.
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