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COLUMBIA - WELLS DAM (WELW1) Forecasts for Water Year 2027 |
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Natural Forecast
ESP with 10 Days QPF Ensemble: 2026-10-23 Issued: 2026-10-23 Hide Forecast | |||||
| Forecasts Are in KAF | 30 Year Average (1991-2020) | ||||
| 90 % | 50 % | % Average |
10 % | ||
| APR-SEP | 45377 | 56450 | 86 | 74519 | 65328 |
| APR-JUL | 36113 | 45119 | 82 | 57798 | 55110 |
| APR-AUG | 41832 | 51978 | 85 | 68796 | 61450 |
| JAN-SEP | 50703 | 62641 | 84 | 81530 | 74438 |
| JAN-JUL | 41367 | 51720 | 81 | 65462 | 64220 |
| OCT-SEP | 56701 | 69294 | 83 | 87622 | 83937 |
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Experimental
HEFS with 15 days EQPF Ensemble: 2026-10-23 Issued: 2026-10-23 Hide Forecast | |||||
| APR-SEP | 45009 | 56574 | 87 | 74786 | 65328 |
| APR-JUL | 35853 | 44302 | 80 | 58160 | 55110 |
| APR-AUG | 41607 | 52077 | 85 | 69008 | 61450 |
| JAN-SEP | 50958 | 62546 | 84 | 82959 | 74438 |
| JAN-JUL | 41932 | 52130 | 81 | 66206 | 64220 |
| OCT-SEP | 57193 | 69910 | 83 | 89446 | 83937 |
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Reference
ESP with 0 Days QPF Ensemble: 2026-10-23 Issued: 2026-10-23 Hide Forecast | |||||
| APR-SEP | 47442 | 58783 | 90 | 75624 | 65328 |
| APR-JUL | 37511 | 45899 | 83 | 59266 | 55110 |
| APR-AUG | 43761 | 54008 | 88 | 69788 | 61450 |
| JAN-SEP | 53679 | 65150 | 88 | 84139 | 74438 |
| JAN-JUL | 44024 | 53140 | 83 | 67269 | 64220 |
| OCT-SEP | 60136 | 72228 | 86 | 90710 | 83937 |
| Move the mouse over the desired "Forecast Period" to display a graph. | |||||
APR-SEP
