The table below gives the MEAN heat index forecast for days 3 through 7 at PORTLAND_OR.
| SUN | MON | TUE | WED | THU | |
|---|---|---|---|---|---|
| JUN 14 | JUN 15 | JUN 16 | JUN 17 | JUN 18 | |
| MEAN HEAT INDEX | 75 F | 79 F | 75 F | 67 F | 63 F |
| PROBABILITY OF MEAN HEAT INDEX EXCEEDING: | |||||
| 100 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 95 F | 0 % | 0 % | 0 % | 0 % | 0 % |
| 90 F | 0 % | 2 % | 1 % | 0 % | 0 % |
| 85 F | 1 % | 11 % | 7 % | 0 % | 0 % |
| 80 F | 13 % | 39 % | 24 % | 3 % | 1 % |
| 75 F | 53 % | 75 % | 52 % | 12 % | 4 % |
| 70 F | 90 % | 95 % | 79 % | 34 % | 15 % |