Strong to severe thunderstorms are possible from the central Plains to the Northeast through this evening. Widespread damaging winds are the primary threat but hail and a tornado or two is also possible. Extremely dangerous heat continues across the Eastern U.S. Warm overnight low temperatures will provide little to no relief. Read More >
![]() Chart #1: Surface-based Moisture Convergence, Warm Theta Advection, Theta-E |
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![]() Chart #2: Surface-based CAPE, Low Level Lapse Rate (0-2.5km AGL) |