to rain
"¿Cómo está el tiempo?""Hace frío afuera.""Sí, y se está poniendo a llover."
“How’s the weather?” “It’s cold outside.” “Yeah, and it’s starting to rain.”
Tom dijo que esperaba que él llegara a casa antes de que empezara a llover.
Tom said he hoped he would get home before it started to rain.
It has just started to rain.
Supuestamente pronto se pondrá a llover.
Apparently, it's going to start raining soon.
Seguramente pronto se pondrá a llover.
It will probably start raining soon.