1.50 to 1.99 | Very wet | 4 | 3 | 4 | 7 | |
1.00 to 1.49 | Moderately wet | 6 | 7 | 12 | 9 | |
0 to 0.99 | Near Normal wet | 32 | 34 | 32 | 31 | |
0 to −0.99 | Near Normal dry | 41 | 37 | 34 | 39 | |
(−1) to (−1.49) | Moderately dry | 11 | 15 | 9 | 4 | |
(−1.50) to (−1.99) | Severely dry | 0 | 1 | 5 | 5 | |
<−2.00 | Extremely dry | 2 | 0 | 2 | 4 | |
YOLA | SPI | Classification | Number of Occurrence in 100 Years | |||
SPI1 | SPI3 | SPI6 | SPI12 | |||
2.00> | Extremely wet | 4 | 2 | 3 | 2 | |
1.50 to 1.99 | Very wet | 4 | 2 | 2 | 5 | |
1.00 to 1.49 | Moderately wet | 5 | 12 | 14 | 11 | |
0 to 0.99 | Near Normal wet | 35 | 30 | 28 | 31 | |
0 to −0.99 | Near Normal dry | 37 | 40 | 38 | 32 | |
(−1) to (−1.49) | Moderately dry | 9 | 8 | 6 | 12 | |
(−1.50) to (−1.99) | Severely dry | 5 | 6 | 7 | 6 | |
<−2.00 | Extremely dry | 1 | 0 | 2 | 1 |