Compare 1 Enoch 18:2 and 2 Enoch 4:1

"... That 2 Enoch presumes the Book of the Watchers in its redacted form—rather than simply oral or exegetical motifs about Enoch or the fallen angels—is suggested by the echoes of cosmological and eschatological traditions from the second half of the Book of the Watchers, which recounts Enoch’s tours to the ends of the earth (1 Enoch 17–36) ... A focus on cosmology leads us to notice other points of continuity as well. The first sights on Enoch’s tour in the Book of the Watchers, for example, are the “storehouses of all the winds” with which God “arranged all that is created.” These are the winds that blow upon the inhabited earth and are the forces that bear the earth, support the firmament, stretch out the skies, and move the sun, stars, and clouds across the heavens (1 Enoch 18:1–5). In the first heaven of 2 Enoch, the winds have become angels. These are “the elders, the rulers of the stellar orders ... the angels who govern the stars, the heavenly combinations” (2 Enoch 4:1) — those who dwell in the lowest heaven alongside the treasuries of snow, cold, clouds, and dew, and those angels who guard them ..."