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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.
- Severe Thunderstorm Watch
A watch issued by Environment Canada’s Meteorological Service (MSC) that outlines a “watch zone” where conditions are favourable for the development of thunderstorms, some of which have the potential to become severe thunderstorms.
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