Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 18 2026 at 8:35 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 20.9 | 39.1 | 35.6 | 40.4 | 20.6 | 5.4 |
| 25% | 14.8 | 25.6 | 27.2 | 33.1 | 9.6 | 2.5 |
| 50% | 12.2 | 20.5 | 21.4 | 22.6 | 5.8 | 1.8 |
| 75% | 10.0 | 16.3 | 18.8 | 13.1 | 3.4 | 1.4 |
| 90% | 7.9 | 11.4 | 16.3 | 8.8 | 2.4 | 1.2 |
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| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 1.7 | 1.1 | 3.6 | 9.4 | 33.2 | 24.3 |
| 25% | 1.2 | 0.8 | 0.8 | 3.7 | 9.7 | 14.9 |
| 50% | 0.9 | 0.6 | 0.6 | 1.0 | 3.3 | 4.3 |
| 75% | 0.7 | 0.4 | 0.4 | 0.6 | 1.1 | 1.8 |
| 90% | 0.6 | 0.3 | 0.3 | 0.4 | 0.5 | 0.7 |
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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. |
