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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 northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Cooler than normal conditions will persist through Friday night before a warm up kicks off on Saturday. A weak system could bring some scattered showers along and south of Highway 34 late tonight into Friday while the rest of the area stays dry into the weekend. Warming up over the weekend with high heat index readings on Sunday.
Two lines of thunderstorms moved through eastern Iowa and western Illinois on Monday. The first round had up to 3.5 inches of rain and damaging winds, while the afternoon round had damaging winds, including a few significant gusts of 70-74 mph. Summary list of all severe and rain reports: https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=LSRDVN&e=202607210348