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Water Year
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YAKIMA - AT KIONA
(
KIOW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1259
1263
56
1273
2242
APR-JUL
1121
1121
56
1121
2015
APR-AUG
1183
1184
55
1184
2135
JAN-SEP
2722
2726
84
2737
3262
JAN-JUL
2584
2584
85
2584
3035
OCT-SEP
4076
4080
104
4090
3906
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
1256
1259
56
1270
2242
APR-JUL
1121
1121
56
1121
2015
APR-AUG
1180
1181
55
1182
2135
JAN-SEP
2719
2722
83
2733
3262
JAN-JUL
2584
2584
85
2584
3035
OCT-SEP
4072
4076
104
4087
3906
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
1260
1263
56
1275
2242
APR-JUL
1121
1121
56
1121
2015
APR-AUG
1180
1181
55
1184
2135
JAN-SEP
2723
2726
84
2739
3262
JAN-JUL
2584
2584
85
2584
3035
OCT-SEP
4077
4080
104
4092
3906
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 298, 345, 376, 411, 440, 70, , 74
ESP10, 298, 345, 376, 411, 441, 72, , 76
ESP10, 298, 345, 376, 411, 441, 74, , 78
ESP10, 298, 345, 376, 411, 442, 76, , 80
ESP10, 298, 346, 376, 412, 443, 78, , 82
ESP10, 298, 345, 375, 412, 442, 81, , 85
ESP10, 296, 344, 376, 412, 444, 83, , 87
ESP10, 297, 344, 376, 412, 443, 85, , 89
ESP10, 296, 344, 376, 412, 443, 87, , 91
ESP10, 294, 342, 376, 412, 444, 89, , 93
ESP10, 295, 343, 377, 412, 443, 91, , 95
ESP10, 297, 341, 376, 412, 444, 93, , 97
ESP10, 302, 341, 377, 413, 444, 95, , 99
ESP10, 302, 340, 376, 413, 445, 97, , 101
ESP10, 300, 339, 375, 412, 447, 99, , 103
ESP10, 291, 332, 369, 413, 448, 101, , 105
ESP10, 282, 326, 361, 408, 444, 103, , 107
ESP10, 285, 334, 362, 407, 443, 106, , 110
ESP10, 289, 336, 367, 409, 444, 108, , 112
ESP10, 293, 338, 368, 408, 445, 110, , 114
ESP10, 283, 325, 361, 403, 441, 112, , 116
ESP10, 292, 337, 371, 408, 448, 114, , 118
ESP10, 283, 330, 367, 405, 445, 116, , 120
ESP10, 292, 342, 377, 407, 449, 118, , 122
ESP10, 291, 342, 375, 404, 447, 120, , 124
ESP10, 287, 342, 373, 405, 447, 122, , 126
ESP10, 288, 343, 376, 407, 449, 124, , 128
ESP10, 288, 344, 377, 408, 449, 126, , 130
ESP10, 285, 341, 376, 409, 448, 129, , 133
ESP10, 275, 330, 368, 403, 443, 131, , 135
ESP10, 266, 322, 364, 402, 438, 133, , 137
ESP10, 268, 326, 369, 403, 441, 135, , 139
ESP10, 264, 324, 365, 403, 439, 137, , 141
ESP10, 279, 334, 375, 410, 444, 139, , 143
ESP10, 281, 336, 376, 411, 446, 141, , 145
ESP10, 281, 337, 376, 412, 447, 143, , 147
ESP10, 281, 344, 376, 412, 448, 145, , 149
ESP10, 278, 342, 376, 409, 446, 147, , 151
ESP10, 277, 344, 375, 410, 445, 149, , 153
ESP10, 279, 343, 382, 409, 446, 151, , 155
ESP10, 287, 347, 387, 412, 449, 154, , 158
ESP10, 302, 355, 397, 422, 455, 156, , 160
ESP10, 307, 349, 395, 419, 455, 158, , 162
ESP10, 317, 358, 403, 424, 463, 160, , 164
ESP10, 319, 359, 403, 423, 464, 162, , 166
ESP10, 320, 362, 404, 423, 465, 164, , 168
ESP10, 316, 360, 405, 422, 466, 166, , 170
ESP10, 324, 365, 408, 427, 468, 168, , 172
ESP10, 320, 366, 406, 427, 468, 170, , 174
ESP10, 320, 365, 405, 431, 469, 172, , 176
ESP10, 316, 361, 404, 431, 467, 174, , 178
ESP10, 313, 361, 404, 433, 468, 177, , 181
ESP10, 308, 359, 400, 430, 468, 179, , 183
ESP10, 317, 373, 405, 434, 472, 181, , 185
ESP10, 315, 370, 404, 433, 470, 183, , 187
ESP10, 322, 376, 408, 437, 470, 185, , 189
ESP10, 320, 374, 407, 436, 470, 187, , 191
ESP10, 321, 373, 406, 435, 470, 189, , 193
ESP10, 324, 375, 409, 435, 470, 191, , 195
ESP10, 311, 364, 405, 431, 465, 193, , 197
ESP10, 321, 367, 410, 438, 474, 195, , 199
ESP10, 331, 373, 417, 442, 477, 197, , 201
ESP10, 329, 371, 416, 443, 478, 199, , 203
ESP10, 317, 359, 407, 430, 472, 202, , 206
ESP10, 320, 369, 412, 435, 476, 204, , 208
ESP10, 314, 368, 408, 435, 472, 206, , 210
ESP10, 329, 385, 425, 452, 481, 208, , 212
ESP10, 329, 386, 428, 458, 481, 210, , 214
ESP10, 329, 390, 427, 457, 482, 212, , 216
ESP10, 325, 379, 417, 449, 474, 214, , 218
ESP10, 313, 363, 405, 439, 465, 216, , 220
ESP10, 305, 357, 400, 432, 465, 218, , 222
ESP10, 303, 355, 400, 431, 465, 220, , 224
ESP10, 311, 363, 406, 437, 472, 222, , 226
ESP10, 315, 369, 408, 439, 475, 225, , 229
ESP10, 320, 373, 411, 443, 477, 227, , 231
ESP10, 313, 362, 403, 435, 470, 229, , 233
ESP10, 312, 363, 403, 435, 467, 231, , 235
ESP10, 317, 370, 409, 439, 470, 233, , 237
ESP10, 313, 360, 401, 430, 461, 235, , 239
ESP10, 323, 371, 413, 440, 468, 237, , 241
ESP10, 324, 372, 414, 441, 469, 239, , 243
ESP10, 328, 377, 420, 442, 473, 241, , 245
ESP10, 331, 382, 424, 444, 474, 243, , 247
ESP10, 325, 378, 421, 441, 471, 245, , 249
ESP10, 317, 373, 419, 436, 466, 248, , 252
ESP10, 325, 378, 424, 442, 469, 250, , 254
ESP10, 330, 380, 424, 442, 469, 252, , 256
ESP10, 333, 384, 427, 445, 471, 254, , 258
ESP10, 334, 384, 426, 446, 469, 256, , 260
ESP10, 340, 389, 429, 454, 471, 258, , 262
ESP10, 338, 384, 427, 450, 469, 260, , 264
ESP10, 329, 380, 423, 444, 466, 262, , 266
ESP10, 329, 382, 426, 445, 464, 264, , 268
ESP10, 326, 379, 423, 442, 462, 266, , 270
ESP10, 324, 378, 423, 441, 462, 268, , 272
ESP10, 327, 384, 422, 439, 463, 270, , 274
ESP10, 332, 391, 423, 441, 463, 273, , 277
ESP10, 342, 398, 428, 446, 468, 275, , 279
ESP10, 345, 399, 428, 447, 472, 277, , 281
ESP10, 345, 401, 428, 447, 472, 279, , 283
ESP10, 346, 403, 428, 452, 473, 281, , 285
ESP10, 346, 403, 429, 453, 476, 283, , 287
ESP10, 348, 406, 430, 455, 478, 285, , 289
ESP10, 317, 362, 386, 406, 425, 287, , 291
ESP10, 347, 407, 428, 455, 478, 289, , 293
ESP10, 344, 406, 426, 451, 475, 291, , 295
ESP10, 348, 411, 431, 454, 478, 293, , 297
ESP10, 354, 417, 433, 455, 479, 296, , 300
ESP10, 361, 427, 439, 461, 481, 298, , 302
ESP10, 358, 422, 436, 460, 477, 300, , 304
ESP10, 360, 421, 439, 462, 477, 302, , 306
ESP10, 363, 425, 442, 465, 478, 304, , 308
ESP10, 368, 430, 446, 468, 481, 306, , 310
ESP10, 370, 433, 447, 470, 482, 308, , 312
ESP10, 365, 430, 443, 467, 479, 310, , 314
ESP10, 373, 433, 446, 470, 483, 312, , 316
ESP10, 378, 434, 448, 471, 483, 314, , 318
ESP10, 381, 438, 450, 472, 488, 316, , 320
ESP10, 383, 440, 452, 474, 490, 318, , 322
ESP10, 391, 443, 454, 477, 491, 321, , 325
ESP10, 393, 443, 454, 475, 490, 323, , 327
ESP10, 395, 441, 452, 473, 489, 325, , 329
ESP10, 397, 441, 455, 473, 488, 327, , 331
ESP10, 401, 442, 460, 473, 486, 329, , 333
ESP10, 400, 440, 459, 473, 486, 331, , 335
ESP10, 398, 436, 457, 473, 485, 333, , 337
ESP10, 408, 439, 461, 478, 486, 335, , 339
ESP10, 408, 435, 457, 476, 485, 337, , 341
ESP10, 410, 438, 455, 473, 488, 339, , 343
ESP10, 410, 442, 457, 476, 489, 341, , 345
ESP10, 411, 444, 459, 478, 489, 344, , 348
ESP10, 402, 435, 451, 474, 483, 346, , 350
ESP10, 403, 435, 454, 474, 483, 348, , 352
ESP10, 402, 435, 455, 473, 485, 350, , 354
ESP10, 397, 429, 448, 467, 481, 352, , 356
ESP10, 397, 429, 447, 467, 480, 354, , 358
ESP10, 402, 433, 453, 471, 484, 356, , 360
ESP10, 390, 420, 441, 462, 475, 358, , 362
ESP10, 400, 430, 450, 470, 480, 360, , 364
ESP10, 394, 426, 447, 465, 477, 362, , 366
ESP10, 400, 429, 453, 469, 480, 364, , 368
ESP10, 402, 433, 451, 468, 480, 366, , 370
ESP10, 408, 441, 455, 473, 483, 369, , 373
ESP10, 414, 447, 460, 476, 486, 371, , 375
ESP10, 419, 451, 464, 479, 488, 373, , 377
ESP10, 422, 451, 465, 478, 489, 375, , 379
ESP10, 421, 447, 464, 476, 487, 377, , 381
ESP10, 424, 445, 464, 476, 488, 379, , 383
ESP10, 426, 444, 466, 476, 489, 381, , 385
ESP10, 428, 444, 467, 477, 491, 383, , 387
ESP10, 426, 443, 465, 476, 489, 385, , 389
ESP10, 418, 434, 459, 471, 484, 387, , 391
ESP10, 406, 423, 447, 460, 474, 389, , 393
ESP10, 401, 422, 445, 456, 470, 392, , 396
ESP10, 398, 419, 442, 455, 468, 394, , 398
ESP10, 399, 422, 443, 456, 468, 396, , 400
ESP10, 393, 417, 438, 450, 460, 398, , 402
ESP10, 385, 413, 435, 445, 456, 400, , 404
ESP10, 392, 416, 438, 448, 458, 402, , 406
ESP10, 397, 420, 440, 451, 459, 404, , 408
ESP10, 390, 415, 433, 444, 456, 406, , 410
ESP10, 402, 424, 440, 452, 462, 408, , 412
ESP10, 404, 425, 440, 455, 464, 410, , 414
ESP10, 405, 423, 438, 454, 462, 412, , 416
ESP10, 402, 418, 432, 450, 458, 414, , 418
ESP10, 409, 421, 435, 453, 463, 417, , 421
ESP10, 412, 423, 438, 456, 466, 419, , 423
ESP10, 415, 428, 440, 457, 467, 421, , 425
ESP10, 422, 430, 443, 460, 469, 423, , 427
ESP10, 423, 430, 440, 456, 464, 425, , 429
ESP10, 420, 428, 440, 453, 462, 427, , 431
ESP10, 418, 426, 438, 449, 459, 429, , 433
ESP10, 412, 421, 433, 443, 454, 431, , 435
ESP10, 412, 421, 433, 443, 455, 433, , 437
ESP10, 422, 426, 436, 446, 452, 435, , 439
ESP10, 424, 428, 439, 451, 458, 437, , 441
ESP10, 429, 437, 449, 459, 469, 440, , 444
ESP10, 432, 439, 453, 462, 473, 442, , 446
ESP10, 430, 440, 453, 464, 472, 444, , 448
ESP10, 431, 442, 455, 466, 474, 446, , 450
ESP10, 432, 447, 457, 468, 476, 448, , 452
ESP10, 432, 447, 457, 469, 476, 450, , 454
ESP10, 433, 449, 459, 469, 477, 452, , 456
ESP10, 435, 449, 460, 469, 477, 454, , 458
ESP10, 438, 449, 461, 470, 477, 456, , 460
ESP10, 448, 461, 472, 481, 486, 458, , 462
ESP10, 448, 460, 470, 479, 482, 460, , 464
ESP10, 445, 457, 467, 476, 481, 462, , 466
ESP10, 442, 454, 463, 472, 477, 465, , 469
ESP10, 443, 455, 463, 472, 477, 467, , 471
ESP10, 442, 456, 463, 471, 477, 469, , 473
ESP10, 443, 455, 465, 472, 477, 471, , 475
ESP10, 443, 455, 464, 471, 476, 473, , 477
ESP10, 442, 455, 464, 469, 474, 475, , 479
ESP10, 445, 457, 465, 469, 474, 477, , 481
ESP10, 449, 457, 466, 469, 473, 479, , 483
ESP10, 452, 459, 465, 469, 472, 481, , 485
ESP10, 452, 457, 465, 469, 472, 483, , 487
ESP10, 452, 458, 465, 468, 471, 485, , 489
ESP10, 454, 461, 466, 469, 470, 488, , 492
ESP10, 454, 461, 466, 468, 471, 490, , 494
ESP10, 454, 460, 465, 468, 470, 492, , 496
ESP10, 454, 462, 467, 471, 474, 494, , 498
ESP10, 459, 467, 473, 477, 482, 496, , 500
ESP10, 459, 467, 474, 478, 483, 498, , 502
ESP10, 455, 465, 469, 474, 478, 500, , 504
ESP10, 456, 466, 471, 476, 479, 502, , 506
ESP10, 456, 466, 471, 475, 478, 504, , 508
ESP10, 455, 464, 469, 474, 477, 506, , 510
ESP10, 453, 464, 468, 472, 476, 508, , 512
ESP10, 455, 465, 469, 473, 478, 510, , 514
ESP10, 459, 468, 473, 477, 481, 513, , 517
ESP10, 458, 468, 473, 477, 481, 515, , 519
ESP10, 461, 469, 474, 478, 481, 517, , 521
ESP10, 461, 471, 476, 479, 481, 519, , 523
ESP10, 462, 471, 477, 479, 481, 521, , 525
ESP10, 462, 471, 477, 479, 481, 523, , 527
ESP10, 463, 471, 477, 480, 482, 525, , 529
ESP10, 464, 471, 478, 481, 482, 527, , 531
ESP10, 466, 473, 480, 482, 484, 529, , 533
ESP10, 466, 473, 479, 482, 484, 531, , 535
ESP10, 469, 476, 482, 484, 486, 533, , 537
ESP10, 468, 475, 480, 482, 484, 536, , 540
ESP10, 467, 474, 479, 482, 483, 538, , 542
ESP10, 467, 475, 480, 482, 484, 540, , 544
ESP10, 475, 483, 487, 489, 491, 542, , 546
ESP10, 476, 483, 487, 490, 492, 544, , 548
ESP10, 479, 484, 489, 491, 493, 546, , 550
ESP10, 478, 483, 487, 489, 491, 548, , 552
ESP10, 477, 481, 486, 488, 490, 550, , 554
ESP10, 480, 483, 488, 490, 492, 552, , 556
ESP10, 480, 484, 488, 490, 492, 554, , 558
ESP10, 481, 485, 488, 491, 492, 556, , 560
ESP10, 481, 485, 488, 490, 491, 558, , 562
ESP10, 481, 484, 487, 489, 491, 561, , 565
ESP10, 479, 483, 486, 488, 489, 563, , 567
ESP10, 482, 485, 488, 490, 490, 565, , 569
ESP10, 484, 487, 490, 492, 492, 567, , 571
ESP10, 486, 489, 492, 493, 494, 569, , 573
ESP10, 484, 487, 489, 490, 491, 571, , 575
ESP10, 486, 488, 490, 491, 492, 573, , 577
ESP10, 486, 489, 490, 491, 492, 575, , 579
ESP10, 488, 491, 493, 494, 495, 577, , 581
ESP10, 486, 489, 491, 492, 493, 579, , 583
ESP10, 487, 489, 491, 492, 493, 581, , 585
ESP10, 487, 490, 491, 492, 493, 584, , 588
ESP10, 487, 490, 491, 492, 493, 586, , 590
ESP10, 485, 487, 489, 490, 491, 588, , 592
ESP10, 485, 488, 489, 490, 491, 590, , 594
ESP10, 486, 488, 489, 490, 491, 592, , 596
ESP10, 493, 495, 496, 497, 498, 594, , 598
ESP10, 492, 494, 494, 495, 496, 596, , 600
ESP10, 489, 491, 491, 492, 493, 598, , 602
ESP10, 489, 491, 491, 492, 493, 600, , 604
ESP10, 489, 491, 491, 492, 493, 602, , 606
ESP10, 489, 491, 491, 492, 493, 604, , 608
ESP10, 489, 491, 491, 492, 493, 607, , 611
ESP10, 487, 489, 489, 490, 491, 609, , 613
ESP10, 487, 489, 489, 490, 491, 611, , 615
ESP10, 490, 491, 492, 493, 493, 613, , 617
ESP10, 490, 491, 492, 493, 493, 615, , 619
ESP10, 489, 490, 491, 491, 492, 617, , 621
ESP10, 490, 491, 492, 492, 493, 619, , 623
ESP10, 491, 492, 493, 494, 494, 621, , 625
ESP10, 489, 490, 490, 491, 491, 623, , 627
ESP10, 489, 490, 491, 492, 492, 625, , 629
ESP10, 488, 488, 489, 489, 490, 627, , 631
ESP10, 488, 489, 489, 490, 490, 629, , 633
ESP10, 489, 489, 490, 490, 491, 632, , 636
ESP10, 489, 490, 490, 491, 491, 634, , 638
ESP10, 489, 490, 491, 491, 491, 636, , 640
ESP10, 488, 489, 489, 490, 490, 638, , 642
ESP10, 488, 489, 489, 490, 490, 640, , 644
ESP10, 489, 489, 490, 490, 490, 642, , 646
ESP10, 487, 488, 488, 489, 489, 644, , 648
ESP10, 487, 487, 488, 488, 488, 646, , 650
ESP10, 486, 487, 488, 488, 488, 648, , 652
ESP10, 487, 488, 488, 489, 489, 650, , 654
ESP10, 486, 487, 487, 488, 488, 652, , 656
ESP10, 486, 486, 487, 487, 488, 655, , 659
ESP10, 486, 487, 487, 488, 488, 657, , 661
ESP10, 486, 487, 487, 488, 488, 659, , 663
ESP10, 486, 487, 487, 488, 488, 661, , 665
ESP10, 487, 487, 488, 488, 489, 663, , 667
ESP10, 487, 487, 488, 488, 488, 665, , 669
ESP10, 487, 487, 488, 488, 488, 667, , 671
ESP10, 487, 487, 488, 488, 489, 669, , 673
ESP10, 487, 488, 488, 489, 489, 671, , 675
ESP10, 487, 488, 488, 489, 489, 673, , 677
ESP10, 492, 493, 493, 494, 494, 675, , 679
ESP10, 492, 493, 493, 494, 494, 677, , 681
ESP10, 492, 492, 493, 493, 494, 680, , 684
ESP10, 492, 493, 493, 494, 494, 682, , 686
ESP10, 492, 492, 493, 493, 493, 684, , 688
ESP10, 492, 493, 493, 494, 494, 686, , 690
ESP10, 493, 493, 494, 494, 494, 688, , 692
ESP10, 493, 493, 494, 494, 494, 690, , 694
ESP10, 492, 492, 493, 494, 494, 692, , 696
ESP10, 492, 493, 493, 494, 494, 694, , 698
ESP10, 492, 493, 493, 494, 494, 696, , 700
ESP10, 492, 493, 493, 494, 494, 698, , 702
ESP10, 492, 493, 494, 494, 494, 700, , 704
ESP10, 493, 493, 494, 495, 495, 703, , 707
ESP10, 493, 493, 494, 494, 494, 705, , 709
ESP10, 493, 493, 494, 494, 494, 707, , 711
ESP10, 493, 494, 494, 494, 495, 709, , 713
ESP10, 493, 494, 494, 495, 495, 711, , 715
ESP10, 493, 494, 495, 495, 495, 713, , 717
ESP10, 494, 495, 495, 496, 496, 715, , 719
ESP10, 494, 495, 495, 496, 496, 717, , 721
ESP10, 495, 496, 496, 496, 497, 719, , 723
ESP10, 495, 495, 496, 496, 496, 721, , 725
ESP10, 495, 496, 496, 497, 497, 723, , 727
ESP10, 496, 497, 497, 498, 498, 725, , 729
ESP10, 496, 497, 497, 498, 498, 728, , 732
ESP10, 496, 497, 498, 498, 498, 730, , 734
ESP10, 496, 497, 498, 498, 498, 732, , 736
ESP10, 496, 497, 497, 498, 498, 734, , 738
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/KIOW1N_SQIN.ESPF10.csv
KIOW1N_SQIN.ESPF0.csv|2026-08-16
KIOW1N_SQIN.ESPF10.csv|2026-08-16
KIOW1N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
YAKIMA - AT KIONA
(
KIOW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1668
2258
101
2871
2242
APR-JUL
1372
1934
96
2532
2015
APR-AUG
1524
2106
99
2729
2135
JAN-SEP
2479
3179
97
4277
3262
JAN-JUL
2162
2842
94
3894
3035
OCT-SEP
2763
3818
98
5000
3906
Move the mouse over the desired "Forecast Period" to display a graph.
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
Show Tooltips Help
Overlay
ESP10
Data Files
/chpsesp/ensemble/natural/KIOW1N_SQIN.ESPF10.csv
KIOW1N_SQIN.ESPF0.csv|2026-08-16
KIOW1N_SQIN.ESPF10.csv|2026-08-16
KIOW1N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
