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COLUMBIA - CHIEF JOSEPH DAM
(
CHJW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-10-29
Issued:
2026-10-29
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
43530
54500
87
71239
62551
APR-JUL
33898
43862
83
55557
52569
APR-AUG
39857
50116
85
65514
58764
JAN-SEP
48476
61452
86
79197
71305
JAN-JUL
39476
50020
82
63261
61324
OCT-SEP
54251
67573
84
86386
80453
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-10-29
Issued:
2026-10-29
Hide Forecast
APR-SEP
43227
53972
86
70764
62551
APR-JUL
33829
42972
82
55303
52569
APR-AUG
39584
49474
84
65238
58764
JAN-SEP
48267
60418
85
78642
71305
JAN-JUL
39366
50161
82
63079
61324
OCT-SEP
54219
67284
84
85858
80453
Reference
ESP with 0 Days QPF
Ensemble:
2026-10-29
Issued:
2026-10-29
Hide Forecast
APR-SEP
46850
57502
92
73652
62551
APR-JUL
36624
45460
86
56752
52569
APR-AUG
43270
52973
90
67787
58764
JAN-SEP
53070
64609
91
81870
71305
JAN-JUL
43339
52764
86
64960
61324
OCT-SEP
59620
71285
89
88664
80453
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 192, 263, 314, 368, 396, 83, , 87
ESP10, 189, 262, 311, 365, 393, 98, , 102
ESP10, 189, 262, 311, 365, 395, 113, , 117
ESP10, 193, 268, 312, 368, 399, 128, , 132
ESP10, 193, 268, 314, 365, 397, 142, , 146
ESP10, 196, 271, 320, 368, 404, 157, , 161
ESP10, 200, 274, 321, 368, 410, 172, , 176
ESP10, 203, 275, 323, 369, 411, 187, , 191
ESP10, 203, 276, 323, 370, 411, 202, , 206
ESP10, 206, 280, 325, 370, 412, 217, , 221
ESP10, 207, 283, 328, 372, 412, 232, , 236
ESP10, 205, 282, 325, 373, 411, 247, , 251
ESP10, 208, 284, 328, 377, 417, 262, , 266
ESP10, 209, 286, 329, 378, 418, 276, , 280
ESP10, 214, 289, 332, 381, 422, 291, , 295
ESP10, 212, 289, 331, 381, 422, 306, , 310
ESP10, 211, 290, 336, 384, 421, 321, , 325
ESP10, 212, 292, 339, 385, 422, 336, , 340
ESP10, 217, 297, 343, 389, 427, 351, , 355
ESP10, 218, 299, 348, 396, 431, 366, , 370
ESP10, 219, 300, 349, 397, 432, 381, , 385
ESP10, 221, 302, 350, 401, 432, 396, , 400
ESP10, 213, 302, 346, 397, 434, 410, , 414
ESP10, 213, 304, 346, 397, 435, 425, , 429
ESP10, 214, 306, 356, 400, 438, 440, , 444
ESP10, 215, 313, 356, 403, 439, 455, , 459
ESP10, 218, 315, 356, 403, 441, 470, , 474
ESP10, 218, 310, 350, 399, 436, 485, , 489
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/CHJW1N_SQIN.ESPF10.csv
CHJW1N_SQIN.ESPF0.csv|2026-10-29
CHJW1N_SQIN.ESPF10.csv|2026-10-29
CHJW1N_SQIN.ESPFM.csv|2026-10-29
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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