But if the weather is horrible, the clouds are looming, and the wind is a raging tempest, and someone says, "Great weather we're having," he probably doesn't actually mean that.
Pero si el clima es horrible, se avecinan nubes, el viento es una tempestad furiosa y alguien dice: "¡Qué lindo día tenemos! ", es probable que no esté queriendo decir eso.