Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 17 2026 at 8:36 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 55.5 | 87.7 | 43.9 | 33.2 | 8.3 | 3.5 |
| 25% | 33.0 | 59.1 | 31.5 | 18.2 | 5.2 | 3.3 |
| 50% | 26.0 | 37.0 | 20.8 | 9.1 | 3.5 | 2.8 |
| 75% | 21.9 | 28.5 | 13.2 | 5.3 | 3.1 | 2.5 |
| 90% | 18.8 | 20.9 | 9.1 | 3.8 | 2.8 | 2.3 |
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| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 2.8 | 2.4 | 4.8 | 9.3 | 52.2 | 71.4 |
| 25% | 2.6 | 2.2 | 2.7 | 4.5 | 11.6 | 22.8 |
| 50% | 2.2 | 1.8 | 1.8 | 2.5 | 5.4 | 6.5 |
| 75% | 1.9 | 1.6 | 1.5 | 1.8 | 2.7 | 3.7 |
| 90% | 1.8 | 1.4 | 1.3 | 1.4 | 1.4 | 2.6 |
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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. |
