Fall is most definitely in the air. A freeze watch is in effect for tonight through Friday morning in Aroostook County & Western New Brunswick.

Temperatures are expected to be in the lower 20s Fahrenheit or around -6 Celsius.

frost - Christopher Furlong/Getty Images
frost - Christopher Furlong/Getty Images
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Frost may damage some crops in frost-prone areas.

Clear skies combined with cold temperatures will result in frost over many regions.

Weather Advisories for Frost are issued when temperatures are expected to reach the freezing mark during the growing season, leading to potential damage and destruction to plants and crops.

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