overcast
adjective
overspread or covered with clouds; cloudy.
Used to describe an ongoing action or continuous state that was happening at a specific time in the past.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It was bright and clear still, though the morning was overcasting a little, as we passed through the meadows.
From Deep Moat Grange by S. R. (Samuel Rutherford) Crockett