Chinook

The 12z/00z convection-allowing models have a ton of activity in this time frame tomorrow (20z-00z), with these helicity tracks shown. The 12z HRRR shows many strong helicity tracks in Wisconsin.

Here's the verification

That's crazy It's almost like US Air Force forecasters Fawbush and Miller, who got hit by a tornado at Tinker AFB in Oklahoma on March 20, 1948. Then, in the next days, they looked at the maps. They predicted a tornado on March 25! Then it happened. And then the US Weather Bureau stopped banning the word "tornado" and started to learn how to forecast them, leading to the first establishment of the office that we now call, the SPC.

My place got heavy rain and two tornado warnings in Wood County OH for (perhaps) weaker rotations

tornado warnings last 2-3 days

There is a tornado in Michigan

I guess this is a confirmed QLCS tornado near Milwaukee

I believe this was the rope tornado in Iowa

tornado debris signatures tonight

new watch includes S Michigan and South Bend IN

Ryan Hall now showing a lot of pics/videos of rope tornado(es) in Iowa. I wonder how many tornadoes will end up happening today.

rope tornado in Jones County, Iowa (Onslow, IA) debris in the Milwaukee area seems to have gone away

velocity couplet just got a lot better at Merton, WI outside of Milwaukee

non-confirmed tornado warning at Oconomowoc WI, moving toward Milwaukee