A cooldown has moved into Southern California, bringing the return of thicker cloud cover and June Gloom conditions ahead of a significant warmup.
El Niño is expected to develop soon and could be the strongest on record, bringing with it more extreme weather. While the models indicate that this may be a strong event, the WMO cautioned that the models also have a harder time making accurate forecasts in the spring.
The United States' most northerly city, Utqiagvik, saw its last sunrise for more than two months on Sunday.
Authorities say about 20 climbers set out Thursday to ascend Mount Dukono on Halmahera Island, ignoring safety restrictions.
We often hear about "May gray," but what exactly causes this weather phenomenon?