Cirrus uncinus, high hooked clouds (above 6,000 metres) consisting of tiny ice crystals. These herald wet weather.

---

Cirrus uncinus, very high clouds comprising of ice crystals, these indicate wet weather will follow and thickening cloud and rain can be expected. This is the classic hooked shape of these clouds.

---

Size: 4928px × 3263px
Location: Caergeiliog, Holyhead, Anglesey, Wales, UK.
Photo credit: © Jim Clark / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: altitude, blue, cirrus, clouds, crystals, herald, high, ice, sky, uncinus, weather, wet