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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Overview

Thunderstorms developed during the afternoon of May 18, 2026 and quickly became severe across north central Kansas. Initial supercells produced hail up to half-dollar size and five tornadoes: two rated EF-1 and three rated EF-Unknown. Supercells congealed into a line as they moved southeast across northeast Kansas, producing wind gusts of 60-85 MPH. In addition, two EF-1 tornadoes spun up along the leading edge of the line of storms, making for a total of seven tornadoes on this day.

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Supercell near Morganville, KS (Photo by Daniel Reese)
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