11. Polar stratospheric clouds form at very high altitudes in polar regions of the stratosphere. 12. That phenomenon is caused by the dew point where the clouds form , he said. 13. Meteorologists can chart the points where temperatures and humidities intersect to let a cloud form . 14. A cloud forms over the funnel, making it visible. 15. Cirrocumulus clouds form in patches and cannot cast shadows. 16. The cloud forms for a one-shot chance to reproduce. 17. Clouds form above and below the community on Haleakal, leaving Pukalani sunny most of the time.18. One theory holds that the clouds form when water from disintegrated meteorites freezes onto meteoric dust. 19. Sometimes clouds form towers, he said, and flying among them is like entering a dream world. 20. Each type of cloud forms in its own way, and each brings its own kind of weather.
