SNAKE--JACKSON LAKE AT DAM (JLKW4)
| Observed | Forecast/Trend Issued: 2026-07-20 15:47 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-07-20 11:00 | 1249 | 2026-07-21 05:00 | 893.11 |
| 2026-07-20 05:00 | 1029 | 2026-07-21 11:00 | 887.48 |
| 2026-07-19 23:00 | 1022 | 2026-07-21 17:00 | 883.17 |
| 2026-07-19 17:00 | 1283 | 2026-07-21 23:00 | 880.63 |
| 2026-07-19 11:00 | 1345 | 2026-07-22 05:00 | 879.76 |
| 2026-07-19 05:00 | 1130 | 2026-07-22 11:00 | 879.53 |
| 2026-07-18 23:00 | 1027 | 2026-07-22 17:00 | 884.32 |
| 2026-07-18 17:00 | 1093 | 2026-07-22 23:00 | 896.4 |
| 2026-07-18 11:00 | 1093 | 2026-07-23 05:00 | 912.88 |
| 2026-07-18 05:00 | 1077 | 2026-07-23 11:00 | 931.53 |
| 2026-07-17 23:00 | 1140 | 2026-07-23 17:00 | 942.07 |
| 2026-07-17 17:00 | 1085 | 2026-07-23 23:00 | 935.92 |
| 2026-07-17 11:00 | 984 | 2026-07-24 05:00 | 920.71 |
| 2026-07-17 05:00 | 1072 | 2026-07-24 11:00 | 902.67 |
| 2026-07-16 23:00 | 1217 | 2026-07-24 17:00 | 882.18 |
| 2026-07-16 17:00 | 1324 | 2026-07-24 23:00 | 861.05 |
| 2026-07-16 11:00 | 1462 | 2026-07-25 05:00 | 842.59 |
| 2026-07-16 05:00 | 1554 | 2026-07-25 11:00 | 828.05 |
| 2026-07-15 23:00 | 1559 | 2026-07-25 17:00 | 816.64 |
| 2026-07-14 11:00 | 1227 | 2026-07-25 23:00 | 807.88 |
| 2026-07-14 05:00 | 1049 | 2026-07-26 05:00 | 801.03 |
| 2026-07-13 23:00 | 1160 | 2026-07-26 11:00 | 795.26 |
| 2026-07-13 17:00 | 1386 | 2026-07-26 17:00 | 790.9 |
| 2026-07-13 11:00 | 1373 | 2026-07-26 23:00 | 787.15 |
| 2026-07-13 05:00 | 1221 | 2026-07-27 05:00 | 783.6 |
| 2026-07-12 23:00 | 1169 | 2026-07-27 11:00 | 780.08 |
| 2026-07-12 17:00 | 1189 | 2026-07-27 17:00 | 776.44 |
| 2026-07-12 11:00 | 1215 | 2026-07-27 23:00 | 772.74 |
| 2026-07-12 05:00 | 1324 | 2026-07-28 05:00 | 769.38 |
| 2026-07-11 23:00 | 1519 | 2026-07-28 11:00 | 766.29 |
| 2026-07-11 17:00 | 1654 | 2026-07-28 17:00 | 763.2 |
| 2026-07-11 11:00 | 1545 | 2026-07-28 23:00 | 760.22 |
| 2026-07-11 05:00 | 1286 | 2026-07-29 05:00 | 757.3 |
| 2026-07-10 23:00 | 1278 | 2026-07-29 11:00 | 754.14 |
| 2026-07-10 17:00 | 1519 | 2026-07-29 17:00 | 750.69 |
| 2026-07-29 23:00 | 747.29 | ||
| 2026-07-30 05:00 | 744.42 | ||