Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Jun 07 2026 at 7:18 AM PDT |
| Prob | Jun* | Jul | Aug | Sep | Oct | Nov |
| 10% | 8.1 | 4.1 | 2.6 | 3.2 | 14.5 | 17.5 |
| 25% | 7.4 | 3.4 | 2.3 | 2.1 | 3.6 | 8.0 |
| 50% | 7.3 | 3.3 | 2.2 | 1.7 | 2.4 | 4.6 |
| 75% | 7.3 | 3.2 | 2.1 | 1.6 | 2.1 | 3.0 |
| 90% | 7.3 | 3.2 | 2.1 | 1.5 | 1.6 | 2.4 |
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| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Dec | Jan | Feb | Mar | Apr | May |
| 10% | 57.4 | 31.3 | 48.9 | 75.5 | 105.0 | 169.8 |
| 25% | 13.6 | 22.1 | 28.0 | 54.3 | 88.6 | 121.2 |
| 50% | 5.7 | 11.6 | 17.7 | 40.1 | 69.1 | 66.6 |
| 75% | 3.8 | 5.4 | 10.4 | 29.3 | 51.4 | 34.8 |
| 90% | 2.7 | 3.7 | 5.8 | 21.1 | 39.0 | 24.7 |
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| 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. |
