I've heard it called "pop" in Western NY. I'm not sure who makes the rules on what 'the midwest' is. From my perspective it starts around Erie PA which could or could not include Buffalo; "Heavy Great Lakes manufacturing" being the litmus test.
When I was a kid in western NC, soda was called "dope" by many people. I've always heard it was in reference to the small amount of cocaine that was in the early original formula of Coca Cola.
So what can you tell us about Probability of precip? Local weather guys are great at figuring to a 10 minute window when a storm will hit when they check the radar. Pops to the grands BTW