Drought classification based on SPI
| SPI values . | Class . | SPI values . | Class . |
|---|---|---|---|
| > 2 | Extremely wet | − 1 to − 1.49 | Moderately dry |
| 1.5–1.99 | Very wet | − 1.5 to − 1.99 | Very dry |
| 1.0–1.49 | Moderately wet | <−2 | Extremely dry |
| − 0.99 to 0.99 | Near normal |
| SPI values . | Class . | SPI values . | Class . |
|---|---|---|---|
| > 2 | Extremely wet | − 1 to − 1.49 | Moderately dry |
| 1.5–1.99 | Very wet | − 1.5 to − 1.99 | Very dry |
| 1.0–1.49 | Moderately wet | <−2 | Extremely dry |
| − 0.99 to 0.99 | Near normal |