Here's a list of consecutive 100-degree days during this heat wave ...

The following cities extended their streaks today (8/18):

Muscle Shoals, AL - 12 days (ties record)
Jackson, TN - 12 days
Memphis, TN - 9 days
Tupelo, MS - 9 days
Dyersburg, TN - 8 days
Nashville, TN - 7 days (11 of last 12 ... and 14 straight at 99+)

The following cities appear to have had their streaks end today (unofficially):

Montgomery, AL - 12 days (record)
Tuscaloosa, AL - 11 days (record)
Huntsville, AL - 10 days (tied record)

A few other 100-degree day stats ...

Augusta, GA (Bush Regional) - 12 of last 14
Macon, GA - 10 of last 12
Birmingham, AL - 11 of last 12
Anniston, AL - 11 of last 12
Columbia, SC - 11 of last 14
Atlanta, GA - 8 of last 11

I'll try to keep this updated as the heat figures to continue into the coming week ...