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WILLAMETTE - AT HARRISBURG (HARO3) 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 | 1582 | 2454 | 91 | 3489 | 2700 |
| APR-JUL | 1369 | 2165 | 91 | 3101 | 2381 |
| APR-AUG | 1482 | 2306 | 90 | 3299 | 2549 |
| JAN-SEP | 3575 | 5400 | 92 | 6998 | 5870 |
| JAN-JUL | 3329 | 5089 | 92 | 6589 | 5552 |
| OCT-SEP | 4584 | 6827 | 87 | 9225 | 7867 |
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Experimental
HEFS with 15 days EQPF Ensemble: 2026-10-22 Issued: 2026-10-22 Hide Forecast | |||||
| APR-SEP | 1588 | 2461 | 91 | 3490 | 2700 |
| APR-JUL | 1374 | 2173 | 91 | 3102 | 2381 |
| APR-AUG | 1488 | 2312 | 91 | 3300 | 2549 |
| JAN-SEP | 3599 | 5437 | 93 | 7037 | 5870 |
| JAN-JUL | 3352 | 5143 | 93 | 6615 | 5552 |
| OCT-SEP | 4582 | 6891 | 88 | 9268 | 7867 |
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Reference
ESP with 0 Days QPF Ensemble: 2026-10-22 Issued: 2026-10-22 Hide Forecast | |||||
| APR-SEP | 1603 | 2483 | 92 | 3495 | 2700 |
| APR-JUL | 1381 | 2191 | 92 | 3107 | 2381 |
| APR-AUG | 1497 | 2344 | 92 | 3304 | 2549 |
| JAN-SEP | 3711 | 5473 | 93 | 7099 | 5870 |
| JAN-JUL | 3460 | 5172 | 93 | 6676 | 5552 |
| OCT-SEP | 4822 | 7027 | 89 | 9467 | 7867 |
| Move the mouse over the desired "Forecast Period" to display a graph. | |||||
APR-SEP
