The table below gives the MAXIMUM heat index forecast for days 3 through 7 at BROWNSVILLE_TX.
| MON | TUE | WED | THU | FRI | |
|---|---|---|---|---|---|
| AUG 17 | AUG 18 | AUG 19 | AUG 20 | AUG 21 | |
| MAXIMUM HEAT INDEX | 106 F | 103 F | 102 F | 101 F | 101 F |
| PROBABILITY OF MAXIMUM HEAT INDEX EXCEEDING: | |||||
| 115 F | 15 % | 6 % | 3 % | 3 % | 6 % |
| 110 F | 31 % | 18 % | 13 % | 11 % | 16 % |
| 105 F | 53 % | 40 % | 34 % | 30 % | 33 % |
| 100 F | 75 % | 67 % | 63 % | 56 % | 56 % |
| 95 F | 89 % | 87 % | 86 % | 81 % | 77 % |
| 90 F | 97 % | 96 % | 97 % | 94 % | 91 % |
| 85 F | 99 % | 99 % | 100 % | 99 % | 97 % |
| 80 F | 100 % | 100 % | 100 % | 100 % | 99 % |