Weather and Meteorology - Glossary
Included in this glossary you'll find terms related to our public forecasting program, weather observations and unique terminology that is of Environment Canada's hurricane centre and ice service products.
- Extratropical Transition (ET)
The transformation of a tropical cyclone into an extratropical cyclone. More than 40 per cent of Atlantic tropical cyclones undergo such a transformation at the end of their tropical existence.
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