As noted in the SPC discussion, destabilization ahead of a shortwave in the Ohio Valley spawned prolific downburst-producing storms, in an environment characterized by 20-30 kt of shear and strong low-level lapse rates....Ohio Valley into the Mid-Atlantic and Southern New England... On the southern fringe of upper troughing over eastern... Read More

Two areas of focus came into view for severe weather this day. One in the Midwest, and one on the Great Plains. You can see both in the SPC’s outlook and verification graphic.In the Midwest, a mesoscale convective system from the previous night was traversing the middle of the country,... Read More