COLUMBIA--MCNARY DAM (MCDW1)
| Observed | Forecast/Trend Issued: 2026-10-24 11:11 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-10-24 00:00 | 72800 | 2026-10-25 05:00 | 66968.79 |
| 2026-10-23 00:00 | 72000 | 2026-10-25 11:00 | 68535.93 |
| 2026-10-22 00:00 | 84100 | 2026-10-25 17:00 | 72411.94 |
| 2026-10-21 00:00 | 76500 | 2026-10-25 23:00 | 75503.68 |
| 2026-10-20 00:00 | 60100 | 2026-10-26 05:00 | 77204.12 |
| 2026-10-19 00:00 | 57600 | 2026-10-26 11:00 | 77817.85 |
| 2026-10-18 00:00 | 59400 | 2026-10-26 17:00 | 78018.34 |
| 2026-10-17 00:00 | 66100 | 2026-10-26 23:00 | 78399.49 |
| 2026-10-16 00:00 | 70500 | 2026-10-27 05:00 | 79100.54 |
| 2026-10-15 00:00 | 78700 | 2026-10-27 11:00 | 79826.08 |
| 2026-10-14 00:00 | 85500 | 2026-10-27 17:00 | 80283.15 |
| 2026-10-27 23:00 | 80450.82 | ||
| 2026-10-28 05:00 | 80463.91 | ||
| 2026-10-28 11:00 | 80434.04 | ||
| 2026-10-28 17:00 | 80406.11 | ||
| 2026-10-28 23:00 | 80394.06 | ||
| 2026-10-29 05:00 | 80404.15 | ||
| 2026-10-29 11:00 | 80431.87 | ||
| 2026-10-29 17:00 | 80468.44 | ||
| 2026-10-29 23:00 | 80507.31 | ||
| 2026-10-30 05:00 | 80544.51 | ||
| 2026-10-30 11:00 | 80572.79 | ||
| 2026-10-30 17:00 | 80580.09 | ||
| 2026-10-30 23:00 | 80560.16 | ||
| 2026-10-31 05:00 | 80534.29 | ||
| 2026-10-31 11:00 | 80739.74 | ||
| 2026-10-31 17:00 | 81926.77 | ||
| 2026-11-01 00:00 | 84973.05 | ||
| 2026-11-01 05:00 | 89756.17 | ||
| 2026-11-01 11:00 | 94949.59 | ||
| 2026-11-01 17:00 | 99341.64 | ||
| 2026-11-01 23:00 | 102788.58 | ||
| 2026-11-02 05:00 | 105803.25 | ||
| 2026-11-02 11:00 | 108800.27 | ||
| 2026-11-02 17:00 | 111848.75 | ||
| 2026-11-02 23:00 | 114703.52 | ||
| 2026-11-03 05:00 | 116970.61 | ||