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Archive:
Water Year
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COWLITZ - NEAR KOSMOS
(
COKW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
891
980
59
1143
1650
APR-JUL
777
855
59
953
1461
JAN-SEP
2031
2120
77
2283
2760
JAN-JUL
1917
1995
78
2093
2571
OCT-SEP
3365
3454
96
3617
3608
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
891
979
59
1137
1650
APR-JUL
777
849
58
955
1461
JAN-SEP
2031
2119
77
2276
2760
JAN-JUL
1917
1989
77
2095
2571
OCT-SEP
3365
3453
96
3611
3608
Reference
ESP with 0 Days QPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
894
1030
62
1175
1650
APR-JUL
786
893
61
1014
1461
JAN-SEP
2034
2170
79
2315
2760
JAN-JUL
1926
2033
79
2154
2571
OCT-SEP
3368
3504
97
3649
3608
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 273, 307, 346, 401, 433, 71, , 75
ESP10, 273, 307, 347, 401, 433, 74, , 78
ESP10, 274, 307, 347, 401, 433, 77, , 81
ESP10, 274, 307, 347, 401, 433, 81, , 85
ESP10, 273, 306, 347, 401, 433, 84, , 88
ESP10, 273, 306, 347, 401, 432, 87, , 91
ESP10, 273, 306, 347, 400, 432, 90, , 94
ESP10, 273, 306, 347, 401, 432, 93, , 97
ESP10, 273, 306, 347, 400, 432, 96, , 100
ESP10, 273, 306, 346, 400, 432, 99, , 103
ESP10, 273, 306, 346, 400, 432, 102, , 106
ESP10, 274, 306, 346, 400, 432, 106, , 110
ESP10, 274, 306, 346, 400, 432, 109, , 113
ESP10, 274, 305, 347, 400, 432, 112, , 116
ESP10, 274, 305, 347, 399, 432, 115, , 119
ESP10, 273, 304, 347, 398, 432, 118, , 122
ESP10, 272, 304, 345, 395, 431, 121, , 125
ESP10, 272, 304, 343, 394, 431, 124, , 128
ESP10, 272, 303, 343, 393, 431, 127, , 131
ESP10, 273, 303, 345, 394, 432, 131, , 135
ESP10, 270, 299, 342, 389, 427, 134, , 138
ESP10, 273, 304, 351, 397, 432, 137, , 141
ESP10, 273, 303, 349, 396, 431, 140, , 144
ESP10, 273, 304, 351, 397, 432, 143, , 147
ESP10, 273, 304, 351, 397, 432, 146, , 150
ESP10, 273, 305, 352, 397, 432, 149, , 153
ESP10, 273, 305, 352, 398, 432, 153, , 157
ESP10, 273, 305, 352, 398, 432, 156, , 160
ESP10, 273, 305, 352, 398, 432, 159, , 163
ESP10, 272, 304, 352, 397, 431, 162, , 166
ESP10, 269, 301, 350, 394, 429, 165, , 169
ESP10, 272, 302, 352, 396, 431, 168, , 172
ESP10, 271, 302, 351, 396, 430, 171, , 175
ESP10, 274, 304, 354, 398, 431, 174, , 178
ESP10, 274, 304, 354, 398, 430, 178, , 182
ESP10, 274, 306, 358, 399, 431, 181, , 185
ESP10, 274, 306, 360, 398, 432, 184, , 188
ESP10, 271, 302, 356, 396, 427, 187, , 191
ESP10, 270, 300, 356, 395, 425, 190, , 194
ESP10, 271, 299, 358, 395, 425, 193, , 197
ESP10, 276, 302, 364, 398, 428, 196, , 200
ESP10, 279, 304, 367, 402, 429, 199, , 203
ESP10, 278, 301, 365, 398, 426, 203, , 207
ESP10, 286, 311, 374, 407, 434, 206, , 210
ESP10, 285, 311, 372, 405, 433, 209, , 213
ESP10, 283, 309, 370, 403, 431, 212, , 216
ESP10, 285, 309, 372, 405, 432, 215, , 219
ESP10, 289, 312, 376, 407, 435, 218, , 222
ESP10, 289, 311, 376, 407, 433, 221, , 225
ESP10, 291, 312, 377, 407, 434, 225, , 229
ESP10, 292, 314, 377, 410, 433, 228, , 232
ESP10, 292, 319, 376, 413, 432, 231, , 235
ESP10, 292, 318, 374, 412, 431, 234, , 238
ESP10, 298, 326, 377, 417, 435, 237, , 241
ESP10, 297, 327, 375, 415, 433, 240, , 244
ESP10, 300, 333, 378, 419, 436, 243, , 247
ESP10, 299, 331, 376, 418, 434, 246, , 250
ESP10, 299, 330, 375, 418, 432, 250, , 254
ESP10, 300, 332, 375, 420, 433, 253, , 257
ESP10, 292, 326, 367, 412, 425, 256, , 260
ESP10, 301, 333, 374, 419, 431, 259, , 263
ESP10, 306, 338, 379, 422, 437, 262, , 266
ESP10, 305, 336, 377, 420, 440, 265, , 269
ESP10, 296, 329, 372, 412, 432, 268, , 272
ESP10, 305, 341, 384, 420, 442, 272, , 276
ESP10, 302, 339, 380, 417, 440, 275, , 279
ESP10, 308, 345, 387, 423, 448, 278, , 282
ESP10, 309, 350, 389, 424, 453, 281, , 285
ESP10, 309, 352, 389, 424, 454, 284, , 288
ESP10, 302, 348, 383, 418, 447, 287, , 291
ESP10, 290, 332, 370, 403, 434, 290, , 294
ESP10, 287, 329, 366, 400, 435, 293, , 297
ESP10, 286, 330, 363, 400, 436, 297, , 301
ESP10, 291, 335, 368, 404, 446, 300, , 304
ESP10, 292, 337, 368, 406, 447, 303, , 307
ESP10, 294, 339, 369, 407, 447, 306, , 310
ESP10, 288, 335, 364, 401, 442, 309, , 313
ESP10, 288, 336, 363, 401, 443, 312, , 316
ESP10, 287, 336, 363, 401, 443, 315, , 319
ESP10, 285, 334, 367, 401, 442, 318, , 322
ESP10, 295, 346, 379, 412, 452, 322, , 326
ESP10, 293, 345, 377, 412, 450, 325, , 329
ESP10, 300, 352, 386, 418, 456, 328, , 332
ESP10, 301, 352, 389, 417, 456, 331, , 335
ESP10, 298, 348, 385, 413, 453, 334, , 338
ESP10, 293, 343, 381, 406, 447, 337, , 341
ESP10, 297, 345, 386, 409, 451, 340, , 344
ESP10, 301, 349, 390, 414, 454, 344, , 348
ESP10, 300, 352, 390, 415, 454, 347, , 351
ESP10, 303, 354, 394, 416, 455, 350, , 354
ESP10, 308, 358, 401, 420, 458, 353, , 357
ESP10, 303, 354, 395, 416, 452, 356, , 360
ESP10, 300, 349, 390, 415, 447, 359, , 363
ESP10, 302, 346, 388, 413, 445, 362, , 366
ESP10, 302, 346, 386, 413, 445, 365, , 369
ESP10, 299, 343, 382, 409, 442, 369, , 373
ESP10, 299, 346, 381, 410, 441, 372, , 376
ESP10, 302, 349, 382, 412, 445, 375, , 379
ESP10, 304, 350, 384, 415, 447, 378, , 382
ESP10, 305, 352, 387, 416, 449, 381, , 385
ESP10, 306, 354, 390, 416, 451, 384, , 388
ESP10, 306, 354, 390, 415, 452, 387, , 391
ESP10, 308, 355, 393, 417, 453, 390, , 394
ESP10, 311, 354, 392, 416, 455, 394, , 398
ESP10, 314, 357, 396, 420, 460, 397, , 401
ESP10, 312, 356, 395, 418, 458, 400, , 404
ESP10, 311, 353, 393, 415, 455, 403, , 407
ESP10, 316, 356, 399, 422, 458, 406, , 410
ESP10, 321, 360, 402, 424, 459, 409, , 413
ESP10, 330, 365, 407, 429, 463, 412, , 416
ESP10, 331, 365, 406, 428, 462, 416, , 420
ESP10, 334, 368, 408, 430, 464, 419, , 423
ESP10, 335, 371, 411, 433, 464, 422, , 426
ESP10, 337, 374, 414, 438, 466, 425, , 429
ESP10, 336, 372, 411, 438, 464, 428, , 432
ESP10, 337, 376, 412, 439, 466, 431, , 435
ESP10, 340, 379, 414, 443, 467, 434, , 438
ESP10, 338, 380, 413, 440, 465, 437, , 441
ESP10, 340, 381, 415, 440, 465, 441, , 445
ESP10, 342, 382, 417, 442, 466, 444, , 448
ESP10, 347, 389, 424, 448, 470, 447, , 451
ESP10, 350, 392, 429, 451, 472, 450, , 454
ESP10, 350, 391, 428, 447, 470, 453, , 457
ESP10, 350, 390, 426, 446, 472, 456, , 460
ESP10, 355, 393, 429, 449, 474, 459, , 463
ESP10, 352, 390, 428, 446, 472, 462, , 466
ESP10, 350, 387, 426, 444, 472, 466, , 470
ESP10, 356, 391, 434, 450, 475, 469, , 473
ESP10, 355, 387, 430, 447, 472, 472, , 476
ESP10, 358, 386, 429, 447, 471, 475, , 479
ESP10, 359, 384, 429, 448, 471, 478, , 482
ESP10, 361, 386, 430, 451, 475, 481, , 485
ESP10, 352, 377, 423, 441, 467, 484, , 488
ESP10, 355, 380, 426, 445, 469, 488, , 492
ESP10, 353, 380, 425, 443, 467, 491, , 495
ESP10, 347, 374, 421, 435, 461, 494, , 498
ESP10, 352, 379, 424, 441, 467, 497, , 501
ESP10, 356, 385, 429, 448, 474, 500, , 504
ESP10, 342, 370, 414, 435, 459, 503, , 507
ESP10, 346, 377, 420, 441, 465, 506, , 510
ESP10, 341, 374, 415, 439, 461, 509, , 513
ESP10, 345, 380, 420, 443, 468, 513, , 517
ESP10, 346, 381, 420, 445, 468, 516, , 520
ESP10, 351, 387, 429, 454, 473, 519, , 523
ESP10, 356, 394, 433, 460, 478, 522, , 526
ESP10, 360, 395, 434, 460, 478, 525, , 529
ESP10, 361, 392, 433, 457, 474, 528, , 532
ESP10, 358, 388, 431, 454, 472, 531, , 535
ESP10, 359, 387, 429, 452, 470, 534, , 538
ESP10, 360, 384, 430, 451, 471, 538, , 542
ESP10, 362, 386, 432, 451, 473, 541, , 545
ESP10, 358, 386, 435, 449, 470, 544, , 548
ESP10, 357, 385, 435, 450, 468, 547, , 551
ESP10, 346, 372, 422, 438, 454, 550, , 554
ESP10, 341, 367, 418, 433, 450, 553, , 557
ESP10, 338, 361, 412, 428, 446, 556, , 560
ESP10, 336, 361, 409, 427, 444, 560, , 564
ESP10, 331, 358, 403, 422, 440, 563, , 567
ESP10, 328, 355, 399, 419, 438, 566, , 570
ESP10, 334, 360, 403, 424, 441, 569, , 573
ESP10, 335, 358, 400, 421, 440, 572, , 576
ESP10, 329, 351, 393, 415, 433, 575, , 579
ESP10, 340, 365, 405, 427, 445, 578, , 582
ESP10, 341, 362, 405, 426, 447, 581, , 585
ESP10, 344, 361, 406, 426, 448, 585, , 589
ESP10, 337, 355, 400, 419, 443, 588, , 592
ESP10, 334, 352, 398, 416, 439, 591, , 595
ESP10, 339, 360, 404, 422, 442, 594, , 598
ESP10, 343, 370, 407, 425, 445, 597, , 601
ESP10, 347, 374, 407, 425, 445, 600, , 604
ESP10, 349, 376, 407, 426, 446, 603, , 607
ESP10, 354, 379, 410, 428, 450, 607, , 611
ESP10, 355, 379, 412, 430, 451, 610, , 614
ESP10, 350, 371, 405, 424, 442, 613, , 617
ESP10, 352, 370, 402, 422, 442, 616, , 620
ESP10, 357, 378, 410, 427, 449, 619, , 623
ESP10, 353, 373, 404, 420, 442, 622, , 626
ESP10, 364, 379, 409, 427, 448, 625, , 629
ESP10, 365, 378, 406, 428, 446, 628, , 632
ESP10, 366, 378, 407, 427, 446, 632, , 636
ESP10, 370, 384, 412, 434, 450, 635, , 639
ESP10, 371, 391, 414, 438, 451, 638, , 642
ESP10, 371, 391, 415, 439, 450, 641, , 645
ESP10, 378, 397, 422, 446, 458, 644, , 648
ESP10, 379, 399, 425, 449, 462, 647, , 651
ESP10, 379, 401, 426, 450, 465, 650, , 654
ESP10, 391, 411, 436, 457, 474, 653, , 657
ESP10, 394, 414, 438, 459, 475, 657, , 661
ESP10, 389, 409, 432, 453, 470, 660, , 664
ESP10, 386, 406, 427, 450, 466, 663, , 667
ESP10, 388, 407, 427, 449, 465, 666, , 670
ESP10, 383, 402, 421, 446, 460, 669, , 673
ESP10, 385, 402, 420, 445, 459, 672, , 676
ESP10, 394, 405, 422, 447, 460, 675, , 679
ESP10, 394, 407, 425, 447, 459, 679, , 683
ESP10, 398, 413, 431, 452, 462, 682, , 686
ESP10, 405, 414, 434, 454, 465, 685, , 689
ESP10, 409, 415, 436, 453, 466, 688, , 692
ESP10, 409, 418, 435, 453, 465, 691, , 695
ESP10, 407, 420, 433, 453, 464, 694, , 698
ESP10, 410, 425, 435, 454, 465, 697, , 701
ESP10, 408, 423, 437, 453, 464, 700, , 704
ESP10, 410, 427, 439, 454, 466, 704, , 708
ESP10, 415, 430, 441, 456, 467, 707, , 711
ESP10, 416, 432, 443, 456, 467, 710, , 714
ESP10, 416, 435, 444, 457, 467, 713, , 717
ESP10, 413, 431, 440, 454, 463, 716, , 720
ESP10, 414, 434, 441, 455, 464, 719, , 723
ESP10, 415, 436, 445, 456, 464, 722, , 726
ESP10, 414, 436, 447, 455, 464, 725, , 729
ESP10, 414, 436, 446, 455, 464, 729, , 733
ESP10, 416, 437, 448, 458, 465, 732, , 736
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ESP10
HEFS
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Data Files
/chpsesp/ensemble/natural/COKW1N_SQIN.ESPF10.csv
COKW1N_SQIN.ESPF0.csv|2026-05-01
COKW1N_SQIN.ESPF10.csv|2026-05-01
COKW1N_SQIN.ESPFM.csv|2026-05-01
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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