ceiling, the tropopause, to keep on rising into the stratosphere, the next layer up in the atmosphere. In the 2018 event, the cloud top was at about 20.5km in altitude.
Source: Super-cold thunderstorm sets temperature record – BBC News
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ceiling, the tropopause, to keep on rising into the stratosphere, the next layer up in the atmosphere. In the 2018 event, the cloud top was at about 20.5km in altitude.
Source: Super-cold thunderstorm sets temperature record – BBC News