Special Weather Statement issued August 21 at 11:00AM CDT by NWS

...Heat Index Values 100 to 105 expected this afternoon... Heat index values will reach at least 100 degrees this afternoon. Some locations will likely experience heat indices around 105 degrees, mainly from southeast Missouri into southwest Illinois. The eclipse will temporarily lower heat indices into the 90s. Heat indices will rebound above 100 after the eclipse. Actual air

from Current Watches, Warnings and Advisories for the United States Issued by the National Weather Service http://ift.tt/2vSFrg7