| Clue | Source | Date |
|---|---|---|
| Confuse weapon with weather phenomenon (6) | ||
| Rare weather phenomenon that's white, unlike its colorful cousin | New York Times | 28 Oct 2020 |
| Whitish arch seen like a rainbow | The Telegraph General Knowledge | 17 Feb 2019 |
| It's formed by small droplets and shows white rings (unlike its colorful rainy counterpart) | Jonesin | 05 Dec 2017 |