| COLUMBIA - THE DALLES DAM Forecasts For Water Year 2022 | ||||||
| Official Water Supply ESP with 10 days QPF Ensemble: 2021-10-23 Issued: 2021-10-23 | ||||||
| Forecast Period |
Forecasts Are in KAF | Obs Runoff (2021-10-23) |
30 Year Average (1991-2020) | |||
| 90 % | 50 % | % Average |
10 % | |||
| OCT | 3771 | 3771 | 74 | 3771 | 2355* | 5095 |
| NOV | 4011 | 4673 | 83 | 6021 | 5650 | |
| DEC | 4002 | 4706 | 84 | 6576 | 5622 | |
| JAN | 4117 | 4935 | 82 | 6784 | 5992 | |
| FEB | 3789 | 5158 | 80 | 7868 | 6434 | |
| MAR | 5356 | 7875 | 84 | 11330 | 9354 | |
| APR | 8162 | 12174 | 83 | 15704 | 14620 | |
| MAY | 17060 | 23455 | 86 | 28325 | 27376 | |
| JUN | 16596 | 24603 | 95 | 36635 | 25768 | |
| JUL | 9788 | 13045 | 92 | 22481 | 14169 | |
| AUG | 5564 | 6896 | 95 | 10568 | 7262 | |
| SEP | 4018 | 5076 | 102 | 6746 | 4970 | |
| Move the mouse over the desired "Forecast Table" to update graph. * Partial Monthly Total | ||||||
| CSV Download | ||||||
| COLUMBIA - THE DALLES DAM Forecasts For Water Year 2022 | ||||||
| Experimental Water Supply HEFS with 15 days EQPF Ensemble: 2021-10-23 Issued: 2021-10-23 | ||||||
| Forecast Period |
Forecasts Are in KAF | Obs Runoff (2021-10-23) |
30 Year Average (1991-2020) | |||
| 90 % | 50 % | % Average |
10 % | |||
| OCT | 3686 | 3850 | 76 | 4161 | 2355* | 5095 |
| NOV | 4056 | 5018 | 89 | 6454 | 5650 | |
| DEC | 3987 | 4814 | 86 | 6805 | 5622 | |
| JAN | 4034 | 5115 | 85 | 7058 | 5992 | |
| FEB | 3752 | 5696 | 89 | 8413 | 6434 | |
| MAR | 5448 | 7935 | 85 | 11240 | 9354 | |
| APR | 8206 | 12288 | 84 | 16317 | 14620 | |
| MAY | 17495 | 23795 | 87 | 29358 | 27376 | |
| JUN | 16966 | 24648 | 96 | 36858 | 25768 | |
| JUL | 10075 | 12792 | 90 | 22772 | 14169 | |
| AUG | 5632 | 6845 | 94 | 10715 | 7262 | |
| SEP | 4083 | 5213 | 105 | 6816 | 4970 | |
| Move the mouse over the desired "Forecast Table" to update graph. * Partial Monthly Total | ||||||
| CSV Download | ||||||
| COLUMBIA - THE DALLES DAM Forecasts For Water Year 2022 | ||||||
| Reference ESP with 0 days QPF Ensemble: 2021-10-23 Issued: 2021-10-23 | ||||||
| Forecast Period |
Forecasts Are in KAF | Obs Runoff (2021-10-23) |
30 Year Average (1991-2020) | |||
| 90 % | 50 % | % Average |
10 % | |||
| OCT | 3620 | 3723 | 73 | 3897 | 2355* | 5095 |
| NOV | 3830 | 4710 | 83 | 6093 | 5650 | |
| DEC | 3837 | 4598 | 82 | 6336 | 5622 | |
| JAN | 3879 | 4868 | 81 | 6670 | 5992 | |
| FEB | 3672 | 5328 | 83 | 8097 | 6434 | |
| MAR | 5199 | 7381 | 79 | 10878 | 9354 | |
| APR | 7956 | 11795 | 81 | 15536 | 14620 | |
| MAY | 17050 | 23002 | 84 | 28648 | 27376 | |
| JUN | 16301 | 24298 | 94 | 35412 | 25768 | |
| JUL | 9869 | 12883 | 91 | 22273 | 14169 | |
| AUG | 5623 | 6727 | 93 | 10563 | 7262 | |
| SEP | 3974 | 5076 | 102 | 6716 | 4970 | |
| Move the mouse over the desired "Forecast Table" to update graph. * Partial Monthly Total | ||||||
| CSV Download | ||||||
