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COLUMBIA - BONNEVILLE DAM (BONO3) Forecasts for Water Year 2027 |
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Natural Forecast
ESP with 10 Days QPF Ensemble: 2026-10-09 Issued: 2026-10-09 Hide Forecast | |||||
| Forecasts Are in KAF | 30 Year Average (1991-2020) | ||||
| 90 % | 50 % | % Average |
10 % | ||
| APR-SEP | 72220 | 91766 | 93 | 115386 | 98925 |
| APR-JUL | 58420 | 76564 | 90 | 94539 | 84950 |
| APR-AUG | 67431 | 85905 | 92 | 107925 | 93384 |
| JAN-SEP | 86490 | 108093 | 90 | 138553 | 120314 |
| JAN-JUL | 73595 | 91467 | 86 | 116373 | 106339 |
| OCT-SEP | 97923 | 120694 | 88 | 152485 | 136953 |
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Experimental
HEFS with 15 days EQPF Ensemble: 2026-10-09 Issued: 2026-10-09 Hide Forecast | |||||
| APR-SEP | 71503 | 91006 | 92 | 115881 | 98925 |
| APR-JUL | 59102 | 76461 | 90 | 95010 | 84950 |
| APR-AUG | 66860 | 85202 | 91 | 108392 | 93384 |
| JAN-SEP | 86139 | 106513 | 89 | 139111 | 120314 |
| JAN-JUL | 73358 | 91190 | 86 | 117249 | 106339 |
| OCT-SEP | 97750 | 120897 | 88 | 153552 | 136953 |
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Reference
ESP with 0 Days QPF Ensemble: 2026-10-09 Issued: 2026-10-09 Hide Forecast | |||||
| APR-SEP | 72069 | 92140 | 93 | 116447 | 98925 |
| APR-JUL | 58454 | 76711 | 90 | 95736 | 84950 |
| APR-AUG | 67390 | 85898 | 92 | 108960 | 93384 |
| JAN-SEP | 87949 | 108761 | 90 | 139376 | 120314 |
| JAN-JUL | 74868 | 92378 | 87 | 121036 | 106339 |
| OCT-SEP | 102268 | 124285 | 91 | 156741 | 136953 |
| Move the mouse over the desired "Forecast Period" to display a graph. | |||||
APR-SEP
