greyly

adverb2

1. •
   In a grey way; in partial light.

   • The interior of the kitchen we now saw grayly for the first time. — 1898
2. •
   With a dreary or gloomy countenance.

   • I got a compartment to myself, and sat with folded arms, looking grayly at the sunlit devastation that flowed past the windows — 1898