Here's a look at simulated reflectivity (radar) from the HRRR model. While this is just one possible scenario, this helps tells the story for the rest of today. Expect snowfall rates to increase this afternoon and evening, reaching as high as 1 " per hour along the North Shore. Use caution if traveling later today, as roads may become slippery! | US National Weather Service Duluth Minnesota

Recreation of a series of RADAR REFLECTIVITY IMAGES of the t-storm complex from which the F-5 Plainfield tornado sprang to life with top winds estimated to have topped 260 mph the afternoon of August 28, 1990. At the time, the area was scanned by the old Marseilles radar---a non-Doppler radar---located in Marseilles--a so-called WSR-74 era radar. A non-functioning Doppler "add-on" had been installed with the Marseilles radar yet my understanding was it wasn't functioning August 28th, 1990. Also,

33K views · 116 reactions | ️The attached video shows the 03/00Z...