COLUMBIA--MCNARY DAM (MCDW1)
| Observed | Forecast/Trend Issued: 2026-04-02 09:13 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-04-02 00:00 | 225100 | 2026-04-02 17:00 | 218148 |
| 2026-04-01 00:00 | 235800 | 2026-04-02 23:00 | 212290.56 |
| 2026-03-31 00:00 | 212900 | 2026-04-03 05:00 | 210327.6 |
| 2026-03-30 00:00 | 236100 | 2026-04-03 11:00 | 210488.58 |
| 2026-03-29 00:00 | 249700 | 2026-04-03 17:00 | 211315.06 |
| 2026-03-28 00:00 | 268500 | 2026-04-03 23:00 | 211541.8 |
| 2026-03-27 00:00 | 230300 | 2026-04-04 05:00 | 210896.66 |
| 2026-03-26 00:00 | 229200 | 2026-04-04 11:00 | 209661.58 |
| 2026-03-25 00:00 | 239000 | 2026-04-04 17:00 | 208143.22 |
| 2026-03-24 00:00 | 238200 | 2026-04-04 23:00 | 206541.88 |
| 2026-03-23 00:00 | 240600 | 2026-04-05 05:00 | 204987.58 |
| 2026-04-05 11:00 | 203612.86 | ||
| 2026-04-05 17:00 | 202538.06 | ||
| 2026-04-05 23:00 | 201783.4 | ||
| 2026-04-06 05:00 | 201282.46 | ||
| 2026-04-06 11:00 | 200976.9 | ||
| 2026-04-06 17:00 | 200892.48 | ||
| 2026-04-06 23:00 | 201112.4 | ||
| 2026-04-07 05:00 | 201691.32 | ||
| 2026-04-07 11:00 | 202615.1 | ||
| 2026-04-07 17:00 | 203818.96 | ||
| 2026-04-07 23:00 | 205226.86 | ||
| 2026-04-08 05:00 | 206763.66 | ||
| 2026-04-08 11:00 | 208323.78 | ||
| 2026-04-08 17:00 | 209760.18 | ||
| 2026-04-08 23:00 | 210944.52 | ||
| 2026-04-09 05:00 | 211827.06 | ||
| 2026-04-09 11:00 | 212426.84 | ||
| 2026-04-09 17:00 | 212767.34 | ||
| 2026-04-09 23:00 | 212828.72 | ||
| 2026-04-10 05:00 | 212564.84 | ||
| 2026-04-10 11:00 | 211946.46 | ||
| 2026-04-10 17:00 | 210991.98 | ||
| 2026-04-10 23:00 | 209767.78 | ||
| 2026-04-11 05:00 | 208362.46 | ||
| 2026-04-11 11:00 | 206867.42 | ||
| 2026-04-11 17:00 | 205375.66 | ||
| 2026-04-11 23:00 | 203971.34 | ||
| 2026-04-12 05:00 | 202708.78 | ||