Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 13 2026 at 9:37 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 9.8 | 11.2 | 2.8 | 0.7 | 0.2 | 0.2 |
| 25% | 6.0 | 4.5 | 1.0 | 0.4 | 0.1 | 0.1 |
| 50% | 2.2 | 1.3 | 0.4 | 0.1 | 0.1 | 0.1 |
| 75% | 1.3 | 0.6 | 0.2 | 0.1 | 0.1 | 0.1 |
| 90% | 0.9 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 |
|
| Mean | 6.6 | 3.2 | 1.0 | 0.5 | 0.3 | 0.3 |
| %Mean | 33.3 | 40.6 | 40.0 | 20.0 | 33.3 | 33.3 |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 0.5 | 0.4 | 0.8 | 2.3 | 4.4 | 13.9 |
| 25% | 0.2 | 0.2 | 0.4 | 1.0 | 3.4 | 4.0 |
| 50% | 0.1 | 0.1 | 0.2 | 0.5 | 1.1 | 1.6 |
| 75% | 0.1 | 0.1 | 0.1 | 0.1 | 0.4 | 0.5 |
| 90% | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.3 |
|
| Mean | 0.3 | 0.3 | 0.4 | 0.5 | 1.6 | 5.0 |
| %Mean | 33.3 | 33.3 | 50.0 | 100.0 | 68.8 | 32.0 |
| 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. |
