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Archive:
Water Year
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COLUMBIA - BONNEVILLE DAM
(
BONO3
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
85230
89380
90
96680
98925
APR-JUL
70227
73846
87
79912
84950
JAN-SEP
110585
114735
95
122035
120314
JAN-JUL
95582
99201
93
105267
106339
OCT-SEP
130487
134637
98
141937
136953
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
APR-SEP
86495
90956
92
98439
98925
APR-JUL
71057
75349
89
81688
84950
JAN-SEP
111850
116310
97
123794
120314
JAN-JUL
96411
100704
95
107043
106339
OCT-SEP
131752
136213
99
143696
136953
Reference
ESP with 0 Days QPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
APR-SEP
87582
91838
93
98620
98925
APR-JUL
70702
75030
88
82171
84950
JAN-SEP
112937
117193
97
123975
120314
JAN-JUL
96056
100385
94
107525
106339
OCT-SEP
132839
137095
100
143878
136953
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 254, 322, 360, 411, 453, 71, , 75
ESP10, 248, 322, 356, 407, 451, 74, , 78
ESP10, 246, 322, 352, 408, 450, 77, , 81
ESP10, 245, 319, 353, 409, 449, 81, , 85
ESP10, 244, 320, 353, 408, 448, 84, , 88
ESP10, 241, 315, 349, 408, 446, 87, , 91
ESP10, 243, 317, 351, 412, 447, 90, , 94
ESP10, 244, 319, 352, 413, 449, 93, , 97
ESP10, 242, 321, 354, 413, 449, 96, , 100
ESP10, 238, 318, 351, 410, 446, 100, , 104
ESP10, 236, 318, 350, 408, 445, 103, , 107
ESP10, 237, 321, 351, 410, 447, 106, , 110
ESP10, 231, 320, 346, 410, 446, 109, , 113
ESP10, 232, 320, 348, 414, 449, 112, , 116
ESP10, 229, 319, 345, 412, 446, 115, , 119
ESP10, 215, 306, 335, 401, 435, 119, , 123
ESP10, 206, 298, 328, 393, 427, 122, , 126
ESP10, 216, 305, 337, 401, 435, 125, , 129
ESP10, 220, 308, 338, 404, 436, 128, , 132
ESP10, 221, 311, 342, 405, 438, 131, , 135
ESP10, 210, 302, 334, 394, 429, 134, , 138
ESP10, 210, 306, 336, 403, 429, 138, , 142
ESP10, 204, 305, 332, 399, 426, 141, , 145
ESP10, 212, 320, 342, 407, 436, 144, , 148
ESP10, 215, 327, 349, 416, 440, 147, , 151
ESP10, 216, 327, 349, 417, 443, 150, , 154
ESP10, 216, 329, 348, 419, 441, 153, , 157
ESP10, 228, 328, 353, 421, 442, 156, , 160
ESP10, 222, 322, 349, 414, 437, 160, , 164
ESP10, 205, 311, 336, 404, 428, 163, , 167
ESP10, 204, 310, 336, 403, 427, 166, , 170
ESP10, 210, 314, 340, 406, 431, 169, , 173
ESP10, 219, 316, 342, 405, 432, 172, , 176
ESP10, 228, 323, 351, 414, 441, 175, , 179
ESP10, 234, 325, 353, 417, 443, 179, , 183
ESP10, 234, 326, 352, 416, 441, 182, , 186
ESP10, 235, 325, 352, 414, 442, 185, , 189
ESP10, 230, 320, 345, 407, 436, 188, , 192
ESP10, 237, 329, 351, 412, 441, 191, , 195
ESP10, 239, 326, 355, 410, 445, 194, , 198
ESP10, 245, 333, 358, 410, 452, 198, , 202
ESP10, 249, 340, 359, 413, 453, 201, , 205
ESP10, 260, 345, 366, 416, 460, 204, , 208
ESP10, 269, 347, 372, 426, 467, 207, , 211
ESP10, 266, 339, 369, 424, 463, 210, , 214
ESP10, 273, 340, 374, 427, 466, 213, , 217
ESP10, 268, 336, 370, 425, 466, 217, , 221
ESP10, 281, 342, 377, 430, 474, 220, , 224
ESP10, 285, 341, 374, 425, 474, 223, , 227
ESP10, 285, 344, 375, 427, 474, 226, , 230
ESP10, 283, 344, 372, 425, 472, 229, , 233
ESP10, 278, 343, 368, 420, 469, 232, , 236
ESP10, 277, 345, 372, 418, 466, 236, , 240
ESP10, 287, 356, 382, 428, 473, 239, , 243
ESP10, 284, 354, 380, 429, 469, 242, , 246
ESP10, 284, 354, 381, 429, 469, 245, , 249
ESP10, 277, 346, 379, 426, 464, 248, , 252
ESP10, 275, 346, 378, 431, 463, 251, , 255
ESP10, 278, 346, 382, 432, 463, 254, , 258
ESP10, 269, 331, 372, 421, 453, 258, , 262
ESP10, 258, 319, 366, 411, 445, 261, , 265
ESP10, 263, 322, 373, 416, 449, 264, , 268
ESP10, 251, 314, 365, 405, 441, 267, , 271
ESP10, 232, 293, 344, 386, 426, 270, , 274
ESP10, 235, 298, 346, 393, 431, 273, , 277
ESP10, 227, 294, 341, 386, 425, 277, , 281
ESP10, 233, 302, 351, 398, 432, 280, , 284
ESP10, 229, 296, 342, 396, 426, 283, , 287
ESP10, 216, 278, 324, 378, 414, 286, , 290
ESP10, 209, 275, 318, 370, 404, 289, , 293
ESP10, 206, 273, 318, 370, 408, 292, , 296
ESP10, 211, 270, 318, 373, 412, 296, , 300
ESP10, 210, 271, 317, 372, 412, 299, , 303
ESP10, 208, 266, 313, 367, 410, 302, , 306
ESP10, 210, 265, 315, 366, 412, 305, , 309
ESP10, 212, 264, 313, 365, 412, 308, , 312
ESP10, 210, 263, 316, 363, 411, 311, , 315
ESP10, 217, 267, 319, 362, 414, 315, , 319
ESP10, 220, 274, 322, 361, 415, 318, , 322
ESP10, 225, 273, 318, 357, 412, 321, , 325
ESP10, 236, 277, 322, 366, 415, 324, , 328
ESP10, 243, 277, 325, 368, 413, 327, , 331
ESP10, 256, 287, 334, 379, 421, 330, , 334
ESP10, 260, 288, 337, 382, 423, 333, , 337
ESP10, 251, 278, 329, 376, 416, 337, , 341
ESP10, 245, 273, 325, 377, 417, 340, , 344
ESP10, 246, 277, 326, 381, 419, 343, , 347
ESP10, 248, 285, 335, 385, 424, 346, , 350
ESP10, 247, 285, 333, 381, 422, 349, , 353
ESP10, 254, 288, 333, 380, 422, 352, , 356
ESP10, 261, 290, 341, 379, 423, 356, , 360
ESP10, 261, 294, 339, 377, 423, 359, , 363
ESP10, 257, 289, 333, 371, 417, 362, , 366
ESP10, 255, 299, 334, 377, 415, 365, , 369
ESP10, 247, 294, 328, 373, 410, 368, , 372
ESP10, 245, 294, 329, 374, 408, 371, , 375
ESP10, 242, 294, 329, 374, 408, 375, , 379
ESP10, 241, 295, 328, 375, 408, 378, , 382
ESP10, 247, 293, 328, 374, 407, 381, , 385
ESP10, 253, 294, 332, 374, 406, 384, , 388
ESP10, 250, 296, 334, 372, 407, 387, , 391
ESP10, 250, 297, 332, 373, 410, 390, , 394
ESP10, 248, 298, 331, 372, 409, 394, , 398
ESP10, 253, 300, 326, 369, 409, 397, , 401
ESP10, 257, 299, 331, 368, 412, 400, , 404
ESP10, 256, 301, 335, 368, 412, 403, , 407
ESP10, 255, 300, 339, 369, 410, 406, , 410
ESP10, 260, 304, 341, 371, 411, 409, , 413
ESP10, 261, 312, 342, 372, 410, 412, , 416
ESP10, 267, 323, 348, 381, 415, 416, , 420
ESP10, 273, 325, 348, 381, 415, 419, , 423
ESP10, 281, 326, 353, 385, 420, 422, , 426
ESP10, 287, 331, 354, 388, 421, 425, , 429
ESP10, 293, 336, 361, 393, 426, 428, , 432
ESP10, 294, 337, 364, 392, 427, 431, , 435
ESP10, 286, 335, 360, 389, 423, 435, , 439
ESP10, 292, 337, 364, 392, 425, 438, , 442
ESP10, 296, 337, 366, 392, 429, 441, , 445
ESP10, 298, 344, 367, 393, 429, 444, , 448
ESP10, 298, 347, 369, 393, 428, 447, , 451
ESP10, 301, 345, 365, 393, 425, 450, , 454
ESP10, 303, 344, 362, 390, 423, 454, , 458
ESP10, 296, 339, 357, 384, 420, 457, , 461
ESP10, 299, 338, 358, 386, 424, 460, , 464
ESP10, 303, 341, 357, 386, 427, 463, , 467
ESP10, 305, 344, 359, 387, 427, 466, , 470
ESP10, 300, 339, 357, 385, 423, 469, , 473
ESP10, 306, 345, 361, 392, 427, 473, , 477
ESP10, 306, 343, 359, 391, 425, 476, , 480
ESP10, 308, 344, 361, 390, 424, 479, , 483
ESP10, 307, 345, 360, 389, 421, 482, , 486
ESP10, 312, 346, 360, 389, 421, 485, , 489
ESP10, 312, 342, 354, 386, 415, 488, , 492
ESP10, 316, 345, 359, 389, 417, 491, , 495
ESP10, 312, 349, 360, 388, 414, 495, , 499
ESP10, 306, 338, 349, 379, 405, 498, , 502
ESP10, 304, 335, 348, 379, 405, 501, , 505
ESP10, 309, 341, 355, 383, 410, 504, , 508
ESP10, 294, 328, 345, 371, 400, 507, , 511
ESP10, 307, 340, 357, 381, 412, 510, , 514
ESP10, 300, 332, 351, 376, 408, 514, , 518
ESP10, 306, 338, 359, 383, 414, 517, , 521
ESP10, 312, 341, 359, 385, 413, 520, , 524
ESP10, 317, 344, 364, 390, 418, 523, , 527
ESP10, 320, 343, 366, 391, 419, 526, , 530
ESP10, 324, 348, 367, 396, 421, 529, , 533
ESP10, 328, 349, 369, 398, 420, 533, , 537
ESP10, 322, 343, 364, 389, 412, 536, , 540
ESP10, 320, 336, 363, 384, 408, 539, , 543
ESP10, 309, 331, 355, 376, 399, 542, , 546
ESP10, 312, 337, 362, 379, 401, 545, , 549
ESP10, 308, 334, 358, 376, 397, 548, , 552
ESP10, 300, 325, 356, 371, 389, 552, , 556
ESP10, 290, 319, 351, 366, 381, 555, , 559
ESP10, 288, 317, 350, 366, 376, 558, , 562
ESP10, 284, 317, 346, 361, 376, 561, , 565
ESP10, 277, 311, 338, 354, 368, 564, , 568
ESP10, 279, 313, 338, 354, 369, 567, , 571
ESP10, 271, 304, 325, 340, 358, 571, , 575
ESP10, 286, 317, 340, 352, 372, 574, , 578
ESP10, 284, 317, 335, 351, 369, 577, , 581
ESP10, 278, 312, 329, 346, 362, 580, , 584
ESP10, 282, 312, 329, 349, 364, 583, , 587
ESP10, 287, 316, 333, 356, 370, 586, , 590
ESP10, 286, 317, 333, 352, 368, 589, , 593
ESP10, 283, 316, 331, 350, 364, 593, , 597
ESP10, 278, 311, 326, 346, 360, 596, , 600
ESP10, 279, 313, 329, 350, 363, 599, , 603
ESP10, 282, 313, 328, 351, 366, 602, , 606
ESP10, 288, 315, 335, 353, 367, 605, , 609
ESP10, 290, 312, 333, 352, 365, 608, , 612
ESP10, 297, 314, 335, 353, 369, 612, , 616
ESP10, 300, 311, 335, 350, 368, 615, , 619
ESP10, 287, 300, 322, 339, 359, 618, , 622
ESP10, 282, 298, 318, 334, 352, 621, , 625
ESP10, 288, 306, 324, 341, 356, 624, , 628
ESP10, 284, 302, 323, 340, 353, 627, , 631
ESP10, 286, 305, 327, 347, 356, 631, , 635
ESP10, 288, 310, 334, 350, 362, 634, , 638
ESP10, 291, 312, 336, 354, 369, 637, , 641
ESP10, 297, 319, 345, 360, 373, 640, , 644
ESP10, 301, 320, 348, 360, 375, 643, , 647
ESP10, 299, 318, 346, 356, 373, 646, , 650
ESP10, 304, 327, 351, 363, 379, 650, , 654
ESP10, 302, 326, 350, 365, 377, 653, , 657
ESP10, 299, 325, 350, 366, 375, 656, , 660
ESP10, 302, 326, 350, 367, 375, 659, , 663
ESP10, 305, 332, 355, 371, 378, 662, , 666
ESP10, 303, 325, 351, 365, 373, 665, , 669
ESP10, 297, 319, 344, 357, 366, 668, , 672
ESP10, 293, 316, 340, 352, 361, 672, , 676
ESP10, 293, 318, 340, 353, 361, 675, , 679
ESP10, 292, 318, 339, 354, 361, 678, , 682
ESP10, 297, 322, 343, 358, 365, 681, , 685
ESP10, 296, 325, 340, 355, 360, 684, , 688
ESP10, 309, 334, 349, 362, 368, 687, , 691
ESP10, 306, 330, 347, 361, 366, 691, , 695
ESP10, 313, 336, 350, 364, 370, 694, , 698
ESP10, 316, 331, 348, 361, 367, 697, , 701
ESP10, 316, 330, 348, 361, 367, 700, , 704
ESP10, 319, 334, 349, 364, 368, 703, , 707
ESP10, 321, 335, 353, 365, 370, 706, , 710
ESP10, 323, 340, 357, 367, 373, 710, , 714
ESP10, 332, 351, 367, 377, 386, 713, , 717
ESP10, 330, 353, 365, 376, 387, 716, , 720
ESP10, 332, 354, 367, 378, 388, 719, , 723
ESP10, 331, 354, 366, 375, 386, 722, , 726
ESP10, 330, 355, 365, 374, 385, 725, , 729
ESP10, 332, 357, 367, 376, 387, 729, , 733
ESP10, 333, 356, 367, 375, 386, 732, , 736
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Scale To Last 45 Days
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/BONO3N_SQIN.ESPF10.csv
BONO3N_SQIN.ESPF0.csv|2026-04-29
BONO3N_SQIN.ESPF10.csv|2026-04-29
BONO3N_SQIN.ESPFM.csv|2026-04-29
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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