Another Atmospheric River is Coming, Ranked 2 to 3 … But What Does That Scale Mean?

Another atmospheric river approaches this Tuesday. It is ranked on a scale of 2 to 3 … but what does that ranking mean and why do we have it?

And, as the climate crisis drives increasingly extreme weather, communicating just how extreme that weather actually is can also be challenging. From extreme heat to atmospheric rivers, weather hazard scales are no longer just for hurricanes and tornadoes.