The table below gives the MEAN heat index forecast for days 3 through 7 at CHICAGO_IL.
| FRI | SAT | SUN | MON | TUE | |
|---|---|---|---|---|---|
| MAY 22 | MAY 23 | MAY 24 | MAY 25 | MAY 26 | |
| MEAN HEAT INDEX | 55 F | 61 F | 64 F | 67 F | 70 F |
| PROBABILITY OF MEAN HEAT INDEX EXCEEDING: | |||||
| 100 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 95 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 90 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 85 F | 0 % | 0 % | 0 % | 0 % | 1 % |
| 80 F | 0 % | 0 % | 0 % | 1 % | 7 % |
| 75 F | 0 % | 1 % | 3 % | 7 % | 23 % |
| 70 F | 0 % | 5 % | 16 % | 27 % | 50 % |