Our current jet stream configuration is so straight you could trace it with a ruler. I'm sure you've heard of the jet stream, the narrow bands of stronger winds that circulate high above the ground.
Cool, wet stretch: Temperatures 5–10°F below normal, frost risks, and periods of rain will persist in the Northeast through midweek before warmer air arrives this weekend. El Niño gaining strength: ...
We talk about the jet stream all the time when we’re telling you about the upcoming forecast. It’s one of the most important things in our sky that affects whether you see snow or sun at your home.