The table below gives the MEAN heat index forecast for days 3 through 7 at LOUISVILLE_KY.
| FRI | SAT | SUN | MON | TUE | |
|---|---|---|---|---|---|
| JUL 18 | JUL 19 | JUL 20 | JUL 21 | JUL 22 | |
| MEAN HEAT INDEX | 87 F | 87 F | 89 F | 88 F | 90 F |
| PROBABILITY OF MEAN HEAT INDEX EXCEEDING: | |||||
| 100 F | 1 % | 1 % | 2 % | 3 % | 8 % |
| 95 F | 6 % | 7 % | 11 % | 14 % | 23 % |
| 90 F | 28 % | 30 % | 39 % | 39 % | 48 % |
| 85 F | 65 % | 68 % | 76 % | 70 % | 74 % |
| 80 F | 91 % | 93 % | 95 % | 91 % | 91 % |
| 75 F | 99 % | 99 % | 100 % | 98 % | 98 % |
| 70 F | 100 % | 100 % | 100 % | 100 % | 100 % |