The table below gives the MEAN heat index forecast for days 3 through 7 at BROWNSVILLE_TX.
| SUN | MON | TUE | WED | THU | |
|---|---|---|---|---|---|
| APR 19 | APR 20 | APR 21 | APR 22 | APR 23 | |
| MEAN HEAT INDEX | 73 F | 74 F | 78 F | 80 F | 80 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 % | 1 % | 2 % | 1 % | 3 % |
| 80 F | 4 % | 8 % | 28 % | 45 % | 57 % |
| 75 F | 33 % | 40 % | 81 % | 99 % | 99 % |
| 70 F | 80 % | 83 % | 99 % | 100 % | 100 % |