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COLUMBIA - AT BIRCHBANK (BIRQ2) Forecasts for Water Year 2027 |
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Natural Forecast
ESP with 10 Days QPF Ensemble: 2026-10-22 Issued: 2026-10-22 Hide Forecast | |||||
| Forecasts Are in KAF | 30 Year Average (1991-2020) | ||||
| 90 % | 50 % | % Average |
10 % | ||
| APR-SEP | 27837 | 36112 | 85 | 46367 | 42617 |
| APR-JUL | 21078 | 28086 | 82 | 35292 | 34442 |
| APR-AUG | 25507 | 33103 | 84 | 42802 | 39568 |
| JAN-SEP | 30739 | 39537 | 85 | 49779 | 46550 |
| JAN-JUL | 23980 | 30985 | 81 | 38444 | 38375 |
| OCT-SEP | 34833 | 43676 | 83 | 54101 | 52373 |
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Experimental
HEFS with 15 days EQPF Ensemble: 2026-10-22 Issued: 2026-10-22 Hide Forecast | |||||
| APR-SEP | 27890 | 36944 | 87 | 46941 | 42617 |
| APR-JUL | 21123 | 28243 | 82 | 35787 | 34442 |
| APR-AUG | 25560 | 33475 | 85 | 43274 | 39568 |
| JAN-SEP | 30894 | 39902 | 86 | 50345 | 46550 |
| JAN-JUL | 24043 | 31254 | 81 | 39067 | 38375 |
| OCT-SEP | 35120 | 43953 | 84 | 54682 | 52373 |
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Reference
ESP with 0 Days QPF Ensemble: 2026-10-22 Issued: 2026-10-22 Hide Forecast | |||||
| APR-SEP | 29305 | 37996 | 89 | 48370 | 42617 |
| APR-JUL | 22024 | 29228 | 85 | 36406 | 34442 |
| APR-AUG | 26713 | 35045 | 89 | 44676 | 39568 |
| JAN-SEP | 32377 | 41115 | 88 | 51772 | 46550 |
| JAN-JUL | 25113 | 32509 | 85 | 39682 | 38375 |
| OCT-SEP | 36588 | 45191 | 86 | 56112 | 52373 |
| Move the mouse over the desired "Forecast Period" to display a graph. | |||||
APR-SEP
