First Minnesota Tornado Warning on Record During DecemberGR2Analyst – shortly before 7pm yesterday Historic December Severe T-Storm Outbreak Two weeks ago, if you had told me that 5-20” snow falling on a Friday would be followed by a tornado threat 5 days later…in Minnesota, I would have said you’re watching Syfy, the science fiction TV channel, not The Weather Channel. Yesterday was historic, with record warmth, moisture and a severe weather outbreak more typical of mid-May than mid-December. We can eventually analyze how much of this was natural variability vs. another climate signal, but it was an incredible display of...