Cumulative Moisture Severity Index (CMSI): 1990-2019 (0)
| 0 to 50 |
| 50 to 100 |
| 100 to 150 |
| 150 to 200 |
| 200 to 250 |
| 250 to 300 |
| > 300 |
Cumulative Moisture Severity Index (CMSI): 1960-1989 (1)
| 0 to 50 |
| 50 to 100 |
| 100 to 150 |
| 150 to 200 |
| 200 to 250 |
| 250 to 300 |
| > 300 |
Cumulative Drought Severity Index (CDSI): 1990-2019 (2)
| 0 to 50 |
| 50 to 100 |
| 100 to 150 |
| 150 to 200 |
| 200 to 250 |
| 250 to 300 |
| > 300 |
Cumulative Drought Severity Index (CDSI): 1960-1989 (3)
| 0 to 50 |
| 50 to 100 |
| 100 to 150 |
| 150 to 200 |
| 200 to 250 |
| 250 to 300 |
| > 300 |
|