The table below gives the MEAN heat index forecast for days 3 through 7 at CHICAGO_IL.
| SAT | SUN | MON | TUE | WED | |
|---|---|---|---|---|---|
| JUL 12 | JUL 13 | JUL 14 | JUL 15 | JUL 16 | |
| MEAN HEAT INDEX | 81 F | 77 F | 81 F | 83 F | 80 F |
| PROBABILITY OF MEAN HEAT INDEX EXCEEDING: | |||||
| 100 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 95 F | 0 % | 0 % | 0 % | 2 % | 1 % |
| 90 F | 4 % | 0 % | 2 % | 12 % | 6 % |
| 85 F | 22 % | 2 % | 16 % | 38 % | 22 % |
| 80 F | 60 % | 22 % | 59 % | 73 % | 49 % |
| 75 F | 89 % | 71 % | 92 % | 93 % | 77 % |
| 70 F | 99 % | 97 % | 100 % | 99 % | 93 % |