Monthly Streamflow Volume (1000s of Acre-Feet)
Data Updated: Feb 07 2026 at 9:01 AM PST |
| Prob | Feb* | Mar | Apr | May | Jun | Jul |
| 10% | 31.7 | 77.8 | 101.1 | 114.2 | 50.3 | 10.6 |
| 25% | 25.5 | 60.0 | 83.3 | 93.3 | 33.7 | 6.9 |
| 50% | 19.8 | 50.9 | 66.4 | 53.8 | 16.7 | 4.4 |
| 75% | 16.6 | 38.5 | 53.2 | 29.7 | 7.9 | 3.5 |
| 90% | 14.2 | 34.4 | 39.2 | 21.2 | 6.6 | 3.2 |
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| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Aug | Sep | Oct | Nov | Dec | Jan |
| 10% | 3.7 | 3.5 | 15.3 | 19.0 | 58.8 | 33.3 |
| 25% | 3.1 | 2.7 | 4.1 | 8.0 | 13.8 | 23.2 |
| 50% | 2.6 | 2.0 | 2.7 | 4.6 | 6.1 | 12.2 |
| 75% | 2.3 | 1.8 | 2.3 | 3.2 | 4.1 | 5.7 |
| 90% | 2.0 | 1.5 | 1.9 | 2.5 | 2.9 | 3.8 |
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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. |
