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NISQUALLY - ALDER RESERVOIR (ALRW1) Forecasts for Water Year 2027 |
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Natural Forecast
ESP with 10 Days QPF Ensemble: 2026-10-05 Issued: 2026-10-05 Hide Forecast | |||||
| Forecasts Are in KAF | 30 Year Average (1991-2020) | ||||
| 90 % | 50 % | % Average |
10 % | ||
| APR-SEP | 277 | 374 | 95 | 475 | 395 |
| APR-JUL | 228 | 311 | 96 | 409 | 326 |
| APR-AUG | 258 | 343 | 94 | 440 | 365 |
| JAN-SEP | 562 | 696 | 92 | 919 | 760 |
| JAN-JUL | 510 | 641 | 93 | 858 | 691 |
| OCT-SEP | 747 | 976 | 92 | 1244 | 1059 |
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Experimental
HEFS with 15 days EQPF Ensemble: 2026-10-05 Issued: 2026-10-05 Hide Forecast | |||||
| APR-SEP | 275 | 373 | 95 | 474 | 395 |
| APR-JUL | 227 | 311 | 96 | 409 | 326 |
| APR-AUG | 256 | 343 | 94 | 439 | 365 |
| JAN-SEP | 561 | 695 | 91 | 918 | 760 |
| JAN-JUL | 509 | 641 | 93 | 858 | 691 |
| OCT-SEP | 739 | 971 | 92 | 1242 | 1059 |
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Reference
ESP with 0 Days QPF Ensemble: 2026-10-05 Issued: 2026-10-05 Hide Forecast | |||||
| APR-SEP | 277 | 373 | 95 | 475 | 395 |
| APR-JUL | 228 | 311 | 96 | 410 | 326 |
| APR-AUG | 258 | 343 | 94 | 440 | 365 |
| JAN-SEP | 567 | 700 | 92 | 920 | 760 |
| JAN-JUL | 514 | 641 | 93 | 859 | 691 |
| OCT-SEP | 764 | 1008 | 95 | 1289 | 1059 |
| Move the mouse over the desired "Forecast Period" to display a graph. | |||||
APR-SEP
