![Why is there a ring around the moon? Winter halo lights up San Francisco Bay Area skies - ABC7 San Francisco Why is there a ring around the moon? Winter halo lights up San Francisco Bay Area skies - ABC7 San Francisco](https://cdn.abcotvs.com/dip/images/9102639_MOON-HALO-RESIZE.jpg?w=1600)
Why is there a ring around the moon? Winter halo lights up San Francisco Bay Area skies - ABC7 San Francisco
Severe Weather Europe - A large moon halo, visible yesterday over Serres, Greece. Thanks to Παναγιωτης Χαμ for the report. Posted with permission. | Facebook
![There is this huge ring around the moon tonight, at least visible in Central Washington. Can anyone explain what is going on? : r/whatisthisthing There is this huge ring around the moon tonight, at least visible in Central Washington. Can anyone explain what is going on? : r/whatisthisthing](https://preview.redd.it/8nopeayg6sk41.jpg?auto=webp&s=d59b18edf2dbfdf8845794758851b88eb1deb0f5)
There is this huge ring around the moon tonight, at least visible in Central Washington. Can anyone explain what is going on? : r/whatisthisthing
![Matthias Gafni on Twitter: "Whoa, if you're in the Bay Area right now, walk outside and look at the moon. A weird halo around it. @ggweather says it's light from almost full Matthias Gafni on Twitter: "Whoa, if you're in the Bay Area right now, walk outside and look at the moon. A weird halo around it. @ggweather says it's light from almost full](https://pbs.twimg.com/media/EqOHwnPVgAoHYMV.jpg:large)
Matthias Gafni on Twitter: "Whoa, if you're in the Bay Area right now, walk outside and look at the moon. A weird halo around it. @ggweather says it's light from almost full
![Around full moon days, sometimes it seems as if a pale circular ring exists around the moon. What is the explanation for this? - Quora Around full moon days, sometimes it seems as if a pale circular ring exists around the moon. What is the explanation for this? - Quora](https://qph.cf2.quoracdn.net/main-qimg-71ece8435536c4c2c904a7eaeb81e85c.webp)