The table below gives the MEAN heat index forecast for days 3 through 7 at GREAT_FALLS_MT.
| WED | THU | FRI | SAT | SUN | |
|---|---|---|---|---|---|
| JUL 15 | JUL 16 | JUL 17 | JUL 18 | JUL 19 | |
| MEAN HEAT INDEX | 74 F | 74 F | 75 F | 74 F | 72 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 % | 1 % | 1 % | 0 % |
| 80 F | 6 % | 7 % | 14 % | 11 % | 4 % |
| 75 F | 37 % | 42 % | 49 % | 40 % | 24 % |
| 70 F | 81 % | 86 % | 86 % | 77 % | 66 % |