Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 17 2026 at 8:25 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 12.5 | 37.5 | 35.7 | 46.6 | 24.4 | 6.4 |
| 25% | 10.3 | 23.7 | 27.4 | 34.3 | 12.2 | 2.8 |
| 50% | 8.3 | 18.3 | 22.3 | 25.2 | 6.4 | 2.0 |
| 75% | 6.7 | 13.8 | 19.7 | 13.7 | 3.9 | 1.5 |
| 90% | 5.9 | 10.8 | 15.6 | 8.7 | 2.6 | 1.2 |
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| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 2.0 | 1.1 | 3.8 | 9.6 | 33.2 | 24.3 |
| 25% | 1.3 | 0.8 | 0.9 | 3.7 | 9.9 | 15.0 |
| 50% | 0.9 | 0.6 | 0.7 | 1.1 | 3.6 | 4.3 |
| 75% | 0.7 | 0.4 | 0.5 | 0.7 | 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. |
