The temperature to which the air needs to be cooled for moisture to condense, for example, as dew. The higher the dew point, the more "muggy" it feels.

It may be back to battle stations for Ottawa residents as the federal government — against their wishes — launches yet ...

LIVE: Tracking the major winter storm that could bring 15-35 cm of snow to Ontario... LIVE: Tracking the major winter storm that could bring 15-35 cm of snow to Ontario ...

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