Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 04 2026 at 8:31 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 5.2 | 10.8 | 3.1 | 1.3 | 0.6 | 0.2 |
| 25% | 3.4 | 4.9 | 1.7 | 0.9 | 0.4 | 0.1 |
| 50% | 1.2 | 2.3 | 1.0 | 0.5 | 0.1 | 0.0 |
| 75% | 0.6 | 0.8 | 0.5 | 0.2 | 0.0 | 0.0 |
| 90% | 0.6 | 0.5 | 0.3 | 0.1 | 0.0 | 0.0 |
|
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 0.1 | 0.1 | 0.2 | 1.7 | 8.4 | 17.2 |
| 25% | 0.0 | 0.0 | 0.0 | 0.3 | 4.7 | 5.9 |
| 50% | 0.0 | 0.0 | 0.0 | 0.1 | 0.9 | 2.1 |
| 75% | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.4 |
| 90% | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 |
|
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Note 1: %Mean is the "Median forecast monthly value (50%)" divided by the "monthly mean" (displayed as a %) |
| Note 2: For current month, graphic represents remaining forecast only, text represents observed + remaining forecast. |
