Illinois Weather Trivia for July 19th
- A heat wave in central Illinois wrapped up. In Springfield, this was the last of 22 consecutive days that saw temperatures of at least 90 degrees. This is the city's record for such heat.
- A severe weather outbreak occurred across portions of the middle and upper Mississippi River valley. Originating in southern Minnesota during the morning, it curved southeast into eastern Iowa, then moved across central and western Illinois during the mid to late afternoon. By early evening, it had curved southwest and moved across the St. Louis area, where it did extensive damage and left a half million people without power. Wind gusts near Bunker Hill, in southern Macoupin County, were reported to be 90 mph.
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