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Archive:
Water Year
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YAKIMA - NEAR MARTIN
(
KEEW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
79
79
61
84
129
APR-JUL
66
66
56
66
118
APR-AUG
74
74
60
74
124
JAN-SEP
165
166
88
171
188
JAN-JUL
152
152
86
152
176
OCT-SEP
278
279
112
283
249
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
79
79
61
84
129
APR-JUL
66
66
56
66
118
APR-AUG
74
74
60
74
124
JAN-SEP
165
166
88
170
188
JAN-JUL
152
152
86
152
176
OCT-SEP
278
279
112
283
249
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
75
76
59
80
129
APR-JUL
66
66
56
66
118
APR-AUG
72
72
58
72
124
JAN-SEP
162
162
87
167
188
JAN-JUL
152
152
86
152
176
OCT-SEP
274
275
110
279
249
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 264, 301, 347, 375, 400, 70, , 74
ESP10, 264, 301, 347, 375, 400, 72, , 76
ESP10, 264, 301, 347, 375, 400, 74, , 78
ESP10, 264, 301, 347, 375, 400, 76, , 80
ESP10, 264, 301, 347, 375, 400, 78, , 82
ESP10, 264, 302, 347, 375, 400, 81, , 85
ESP10, 264, 301, 347, 375, 400, 83, , 87
ESP10, 264, 302, 347, 375, 400, 85, , 89
ESP10, 264, 302, 347, 375, 400, 87, , 91
ESP10, 264, 302, 347, 375, 400, 89, , 93
ESP10, 264, 302, 347, 375, 400, 91, , 95
ESP10, 265, 302, 347, 375, 400, 93, , 97
ESP10, 266, 302, 347, 375, 401, 95, , 99
ESP10, 266, 302, 347, 375, 402, 97, , 101
ESP10, 266, 302, 347, 375, 402, 99, , 103
ESP10, 266, 301, 347, 375, 402, 102, , 106
ESP10, 265, 299, 346, 373, 401, 104, , 108
ESP10, 264, 297, 346, 372, 401, 106, , 110
ESP10, 265, 297, 346, 372, 401, 108, , 112
ESP10, 265, 299, 345, 372, 401, 110, , 114
ESP10, 263, 296, 342, 369, 399, 112, , 116
ESP10, 266, 302, 347, 375, 403, 114, , 118
ESP10, 266, 302, 346, 374, 402, 116, , 120
ESP10, 266, 303, 346, 378, 404, 118, , 122
ESP10, 266, 302, 346, 380, 404, 120, , 124
ESP10, 266, 302, 346, 382, 404, 122, , 126
ESP10, 266, 302, 346, 383, 404, 125, , 129
ESP10, 266, 303, 347, 385, 404, 127, , 131
ESP10, 266, 303, 347, 384, 404, 129, , 133
ESP10, 266, 305, 345, 383, 403, 131, , 135
ESP10, 264, 302, 343, 381, 401, 133, , 137
ESP10, 265, 306, 344, 383, 402, 135, , 139
ESP10, 264, 307, 344, 383, 402, 137, , 141
ESP10, 265, 309, 346, 384, 404, 139, , 143
ESP10, 265, 310, 348, 385, 404, 141, , 145
ESP10, 265, 311, 350, 385, 405, 143, , 147
ESP10, 264, 311, 351, 386, 405, 145, , 149
ESP10, 261, 309, 349, 385, 403, 148, , 152
ESP10, 258, 312, 348, 383, 402, 150, , 154
ESP10, 260, 312, 352, 388, 401, 152, , 156
ESP10, 264, 315, 356, 390, 403, 154, , 158
ESP10, 266, 318, 357, 391, 404, 156, , 160
ESP10, 265, 314, 354, 387, 401, 158, , 162
ESP10, 274, 323, 362, 395, 410, 160, , 164
ESP10, 272, 321, 362, 393, 408, 162, , 166
ESP10, 271, 319, 362, 395, 407, 164, , 168
ESP10, 270, 319, 361, 394, 406, 166, , 170
ESP10, 273, 322, 363, 399, 410, 169, , 173
ESP10, 279, 322, 363, 399, 413, 171, , 175
ESP10, 282, 321, 362, 399, 416, 173, , 177
ESP10, 285, 319, 360, 397, 416, 175, , 179
ESP10, 290, 325, 359, 398, 417, 177, , 181
ESP10, 286, 326, 357, 398, 414, 179, , 183
ESP10, 292, 331, 362, 404, 420, 181, , 185
ESP10, 289, 329, 359, 402, 417, 183, , 187
ESP10, 294, 333, 366, 407, 422, 185, , 189
ESP10, 295, 337, 366, 407, 423, 187, , 191
ESP10, 295, 340, 368, 407, 425, 189, , 193
ESP10, 296, 342, 369, 407, 430, 192, , 196
ESP10, 290, 337, 365, 405, 426, 194, , 198
ESP10, 298, 342, 371, 412, 433, 196, , 200
ESP10, 302, 346, 376, 414, 436, 198, , 202
ESP10, 306, 346, 378, 417, 436, 200, , 204
ESP10, 301, 341, 373, 411, 429, 202, , 206
ESP10, 308, 350, 381, 417, 437, 204, , 208
ESP10, 306, 352, 379, 415, 437, 206, , 210
ESP10, 311, 361, 386, 419, 446, 208, , 212
ESP10, 311, 362, 386, 419, 450, 210, , 214
ESP10, 313, 364, 390, 420, 454, 212, , 216
ESP10, 308, 359, 386, 413, 449, 215, , 219
ESP10, 294, 345, 373, 399, 436, 217, , 221
ESP10, 290, 343, 371, 397, 438, 219, , 223
ESP10, 286, 343, 368, 392, 435, 221, , 225
ESP10, 291, 352, 376, 395, 446, 223, , 227
ESP10, 291, 354, 377, 395, 448, 225, , 229
ESP10, 297, 358, 381, 399, 453, 227, , 231
ESP10, 290, 351, 375, 391, 449, 229, , 233
ESP10, 294, 354, 380, 395, 452, 231, , 235
ESP10, 295, 356, 382, 396, 453, 233, , 237
ESP10, 285, 350, 374, 388, 444, 236, , 240
ESP10, 296, 362, 388, 401, 454, 238, , 242
ESP10, 295, 360, 388, 399, 453, 240, , 244
ESP10, 302, 364, 393, 409, 458, 242, , 246
ESP10, 304, 364, 396, 409, 457, 244, , 248
ESP10, 301, 360, 391, 405, 454, 246, , 250
ESP10, 297, 356, 388, 406, 449, 248, , 252
ESP10, 299, 357, 390, 410, 450, 250, , 254
ESP10, 300, 357, 389, 412, 449, 252, , 256
ESP10, 301, 359, 390, 415, 453, 254, , 258
ESP10, 302, 362, 391, 415, 453, 256, , 260
ESP10, 306, 367, 395, 418, 454, 259, , 263
ESP10, 306, 363, 388, 413, 449, 261, , 265
ESP10, 306, 357, 382, 409, 444, 263, , 267
ESP10, 307, 357, 381, 408, 444, 265, , 269
ESP10, 304, 355, 379, 407, 443, 267, , 271
ESP10, 301, 352, 376, 404, 440, 269, , 273
ESP10, 300, 352, 376, 405, 441, 271, , 275
ESP10, 303, 354, 379, 408, 446, 273, , 277
ESP10, 311, 360, 386, 416, 453, 275, , 279
ESP10, 314, 360, 388, 418, 454, 277, , 281
ESP10, 315, 359, 388, 418, 454, 279, , 283
ESP10, 314, 359, 388, 418, 455, 282, , 286
ESP10, 316, 358, 389, 419, 455, 284, , 288
ESP10, 318, 363, 390, 419, 456, 286, , 290
ESP10, 320, 365, 391, 418, 455, 288, , 292
ESP10, 321, 364, 390, 416, 452, 290, , 294
ESP10, 318, 362, 390, 411, 448, 292, , 296
ESP10, 324, 365, 394, 414, 450, 294, , 298
ESP10, 334, 367, 395, 419, 450, 296, , 300
ESP10, 344, 374, 403, 424, 456, 298, , 302
ESP10, 346, 376, 402, 423, 456, 300, , 304
ESP10, 350, 377, 403, 423, 456, 303, , 307
ESP10, 350, 378, 406, 430, 456, 305, , 309
ESP10, 355, 379, 408, 431, 456, 307, , 311
ESP10, 354, 378, 409, 431, 456, 309, , 313
ESP10, 354, 379, 409, 431, 456, 311, , 315
ESP10, 359, 385, 411, 433, 458, 313, , 317
ESP10, 358, 385, 412, 432, 457, 315, , 319
ESP10, 358, 387, 412, 433, 457, 317, , 321
ESP10, 359, 389, 412, 433, 458, 319, , 323
ESP10, 361, 392, 416, 435, 460, 321, , 325
ESP10, 361, 392, 419, 435, 459, 323, , 327
ESP10, 360, 392, 417, 433, 457, 326, , 330
ESP10, 359, 393, 416, 432, 457, 328, , 332
ESP10, 358, 396, 420, 439, 460, 330, , 334
ESP10, 357, 395, 418, 441, 459, 332, , 336
ESP10, 355, 394, 418, 439, 458, 334, , 338
ESP10, 358, 397, 420, 443, 464, 336, , 340
ESP10, 357, 395, 419, 441, 461, 338, , 342
ESP10, 360, 394, 417, 438, 459, 340, , 344
ESP10, 365, 395, 417, 441, 459, 342, , 346
ESP10, 369, 395, 419, 444, 460, 344, , 348
ESP10, 362, 387, 412, 438, 452, 346, , 350
ESP10, 366, 389, 416, 441, 455, 349, , 353
ESP10, 369, 386, 414, 440, 454, 351, , 355
ESP10, 367, 382, 409, 434, 449, 353, , 357
ESP10, 371, 384, 412, 435, 450, 355, , 359
ESP10, 378, 391, 420, 443, 458, 357, , 361
ESP10, 371, 382, 414, 435, 451, 359, , 363
ESP10, 379, 390, 422, 444, 459, 361, , 365
ESP10, 374, 386, 416, 439, 455, 363, , 367
ESP10, 376, 389, 419, 442, 460, 365, , 369
ESP10, 376, 392, 418, 443, 460, 367, , 371
ESP10, 383, 400, 425, 449, 467, 370, , 374
ESP10, 387, 403, 428, 452, 470, 372, , 376
ESP10, 392, 405, 434, 455, 474, 374, , 378
ESP10, 394, 407, 435, 456, 474, 376, , 380
ESP10, 390, 407, 434, 452, 471, 378, , 382
ESP10, 388, 405, 432, 450, 473, 380, , 384
ESP10, 388, 406, 434, 453, 473, 382, , 386
ESP10, 388, 407, 435, 454, 473, 384, , 388
ESP10, 387, 406, 432, 451, 470, 386, , 390
ESP10, 385, 401, 427, 445, 463, 388, , 392
ESP10, 377, 393, 420, 438, 455, 390, , 394
ESP10, 372, 391, 415, 432, 451, 393, , 397
ESP10, 370, 390, 414, 430, 449, 395, , 399
ESP10, 374, 394, 415, 432, 452, 397, , 401
ESP10, 366, 386, 406, 426, 443, 399, , 403
ESP10, 372, 392, 411, 432, 449, 401, , 405
ESP10, 370, 390, 411, 429, 445, 403, , 407
ESP10, 373, 392, 414, 432, 449, 405, , 409
ESP10, 366, 387, 407, 425, 442, 407, , 411
ESP10, 375, 392, 412, 431, 448, 409, , 413
ESP10, 379, 393, 413, 432, 451, 411, , 415
ESP10, 377, 394, 411, 432, 451, 413, , 417
ESP10, 373, 393, 409, 428, 447, 416, , 420
ESP10, 372, 392, 409, 426, 447, 418, , 422
ESP10, 377, 393, 412, 429, 449, 420, , 424
ESP10, 381, 396, 414, 433, 449, 422, , 426
ESP10, 383, 400, 416, 434, 449, 424, , 428
ESP10, 384, 403, 416, 435, 450, 426, , 430
ESP10, 387, 410, 419, 438, 453, 428, , 432
ESP10, 387, 412, 421, 441, 454, 430, , 434
ESP10, 382, 407, 416, 438, 449, 432, , 436
ESP10, 379, 404, 415, 436, 446, 434, , 438
ESP10, 384, 408, 419, 440, 452, 437, , 441
ESP10, 384, 404, 417, 439, 450, 439, , 443
ESP10, 386, 406, 419, 442, 451, 441, , 445
ESP10, 389, 407, 422, 444, 452, 443, , 447
ESP10, 389, 407, 422, 445, 452, 445, , 449
ESP10, 390, 408, 425, 447, 456, 447, , 451
ESP10, 394, 411, 427, 450, 460, 449, , 453
ESP10, 395, 411, 428, 448, 459, 451, , 455
ESP10, 399, 412, 435, 450, 460, 453, , 457
ESP10, 399, 412, 435, 453, 459, 455, , 459
ESP10, 400, 412, 435, 454, 460, 457, , 461
ESP10, 401, 413, 435, 454, 460, 460, , 464
ESP10, 402, 414, 436, 455, 464, 462, , 466
ESP10, 399, 412, 436, 453, 461, 464, , 468
ESP10, 395, 409, 431, 448, 456, 466, , 470
ESP10, 396, 408, 430, 445, 453, 468, , 472
ESP10, 399, 411, 432, 447, 457, 470, , 474
ESP10, 402, 411, 432, 446, 457, 472, , 476
ESP10, 403, 414, 433, 447, 458, 474, , 478
ESP10, 400, 413, 433, 447, 456, 476, , 480
ESP10, 402, 415, 435, 449, 457, 478, , 482
ESP10, 399, 415, 433, 445, 454, 480, , 484
ESP10, 401, 419, 435, 448, 456, 483, , 487
ESP10, 401, 421, 435, 446, 455, 485, , 489
ESP10, 401, 423, 436, 446, 455, 487, , 491
ESP10, 402, 427, 437, 448, 457, 489, , 493
ESP10, 401, 427, 436, 446, 455, 491, , 495
ESP10, 407, 431, 440, 448, 458, 493, , 497
ESP10, 411, 431, 441, 450, 460, 495, , 499
ESP10, 412, 432, 443, 449, 459, 497, , 501
ESP10, 413, 434, 443, 451, 459, 499, , 503
ESP10, 415, 435, 443, 452, 459, 501, , 505
ESP10, 419, 437, 446, 453, 460, 504, , 508
ESP10, 420, 437, 447, 453, 460, 506, , 510
ESP10, 420, 437, 447, 454, 460, 508, , 512
ESP10, 422, 437, 446, 455, 460, 510, , 514
ESP10, 425, 440, 448, 457, 461, 512, , 516
ESP10, 424, 440, 450, 458, 463, 514, , 518
ESP10, 425, 442, 450, 459, 464, 516, , 520
ESP10, 426, 442, 451, 460, 465, 518, , 522
ESP10, 431, 445, 454, 462, 467, 520, , 524
ESP10, 435, 447, 458, 465, 470, 522, , 526
ESP10, 436, 447, 460, 465, 471, 524, , 528
ESP10, 435, 447, 460, 465, 471, 527, , 531
ESP10, 436, 447, 460, 465, 471, 529, , 533
ESP10, 439, 448, 461, 468, 472, 531, , 535
ESP10, 438, 448, 462, 468, 473, 533, , 537
ESP10, 439, 448, 461, 467, 471, 535, , 539
ESP10, 435, 444, 457, 463, 467, 537, , 541
ESP10, 431, 441, 453, 459, 463, 539, , 543
ESP10, 434, 442, 457, 461, 465, 541, , 545
ESP10, 440, 449, 460, 464, 467, 543, , 547
ESP10, 440, 449, 461, 464, 467, 545, , 549
ESP10, 441, 451, 461, 465, 468, 547, , 551
ESP10, 444, 453, 462, 467, 469, 550, , 554
ESP10, 441, 452, 461, 466, 468, 552, , 556
ESP10, 443, 452, 462, 466, 468, 554, , 558
ESP10, 444, 452, 461, 466, 468, 556, , 560
ESP10, 447, 455, 463, 467, 469, 558, , 562
ESP10, 449, 458, 464, 468, 470, 560, , 564
ESP10, 450, 459, 464, 468, 470, 562, , 566
ESP10, 453, 462, 467, 471, 472, 564, , 568
ESP10, 454, 463, 467, 471, 473, 566, , 570
ESP10, 454, 465, 469, 471, 473, 568, , 572
ESP10, 456, 466, 469, 471, 473, 571, , 575
ESP10, 454, 463, 467, 469, 471, 573, , 577
ESP10, 456, 465, 468, 471, 472, 575, , 579
ESP10, 458, 465, 469, 471, 472, 577, , 581
ESP10, 460, 467, 470, 472, 473, 579, , 583
ESP10, 460, 466, 469, 471, 472, 581, , 585
ESP10, 460, 467, 470, 472, 472, 583, , 587
ESP10, 462, 468, 472, 473, 474, 585, , 589
ESP10, 461, 467, 471, 472, 473, 587, , 591
ESP10, 460, 466, 470, 471, 472, 589, , 593
ESP10, 459, 465, 469, 470, 470, 591, , 595
ESP10, 456, 463, 467, 468, 468, 594, , 598
ESP10, 453, 461, 464, 465, 465, 596, , 600
ESP10, 452, 460, 463, 464, 464, 598, , 602
ESP10, 453, 460, 463, 464, 465, 600, , 604
ESP10, 453, 460, 463, 464, 465, 602, , 606
ESP10, 453, 460, 463, 464, 465, 604, , 608
ESP10, 453, 460, 463, 464, 464, 606, , 610
ESP10, 453, 460, 463, 464, 464, 608, , 612
ESP10, 453, 460, 463, 464, 464, 610, , 614
ESP10, 453, 460, 463, 464, 464, 612, , 616
ESP10, 450, 457, 460, 461, 461, 614, , 618
ESP10, 450, 457, 460, 461, 461, 617, , 621
ESP10, 447, 454, 457, 459, 459, 619, , 623
ESP10, 447, 454, 457, 458, 459, 621, , 625
ESP10, 447, 454, 457, 458, 458, 623, , 627
ESP10, 447, 454, 457, 458, 458, 625, , 629
ESP10, 447, 453, 456, 457, 458, 627, , 631
ESP10, 445, 452, 455, 456, 456, 629, , 633
ESP10, 443, 449, 452, 453, 453, 631, , 635
ESP10, 443, 449, 452, 453, 453, 633, , 637
ESP10, 442, 447, 450, 451, 452, 635, , 639
ESP10, 442, 447, 450, 451, 451, 638, , 642
ESP10, 442, 447, 450, 451, 451, 640, , 644
ESP10, 442, 447, 450, 451, 451, 642, , 646
ESP10, 441, 446, 449, 450, 451, 644, , 648
ESP10, 441, 445, 448, 449, 450, 646, , 650
ESP10, 439, 444, 447, 448, 448, 648, , 652
ESP10, 439, 444, 446, 448, 448, 650, , 654
ESP10, 439, 444, 446, 448, 448, 652, , 656
ESP10, 439, 443, 446, 447, 448, 654, , 658
ESP10, 438, 443, 446, 447, 447, 656, , 660
ESP10, 435, 440, 443, 444, 444, 658, , 662
ESP10, 434, 439, 442, 443, 443, 661, , 665
ESP10, 433, 439, 442, 443, 443, 663, , 667
ESP10, 433, 439, 442, 443, 443, 665, , 669
ESP10, 433, 438, 441, 443, 443, 667, , 671
ESP10, 433, 438, 441, 442, 443, 669, , 673
ESP10, 434, 439, 442, 443, 444, 671, , 675
ESP10, 432, 437, 441, 441, 442, 673, , 677
ESP10, 432, 437, 440, 441, 442, 675, , 679
ESP10, 432, 437, 440, 441, 441, 677, , 681
ESP10, 431, 436, 440, 441, 441, 679, , 683
ESP10, 431, 436, 439, 440, 441, 681, , 685
ESP10, 431, 436, 439, 440, 440, 684, , 688
ESP10, 428, 434, 437, 438, 438, 686, , 690
ESP10, 428, 433, 437, 438, 438, 688, , 692
ESP10, 427, 432, 436, 437, 437, 690, , 694
ESP10, 426, 432, 435, 436, 437, 692, , 696
ESP10, 426, 431, 435, 436, 436, 694, , 698
ESP10, 426, 431, 434, 436, 436, 696, , 700
ESP10, 426, 431, 434, 435, 436, 698, , 702
ESP10, 426, 431, 434, 435, 435, 700, , 704
ESP10, 426, 431, 434, 435, 435, 702, , 706
ESP10, 425, 431, 434, 435, 435, 705, , 709
ESP10, 425, 431, 434, 435, 435, 707, , 711
ESP10, 424, 429, 432, 433, 434, 709, , 713
ESP10, 423, 429, 432, 433, 433, 711, , 715
ESP10, 423, 429, 432, 433, 433, 713, , 717
ESP10, 425, 430, 433, 434, 434, 715, , 719
ESP10, 421, 426, 429, 430, 431, 717, , 721
ESP10, 421, 426, 429, 430, 431, 719, , 723
ESP10, 420, 425, 429, 430, 430, 721, , 725
ESP10, 420, 425, 429, 430, 430, 723, , 727
ESP10, 413, 419, 423, 424, 424, 725, , 729
ESP10, 414, 419, 423, 424, 424, 728, , 732
ESP10, 414, 419, 423, 424, 424, 730, , 734
ESP10, 414, 419, 423, 423, 424, 732, , 736
ESP10, 414, 419, 423, 423, 424, 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/watersupply/KEEW1W_SQIN.ESPF10.csv
KEEW1W_SQIN.ESPF0.csv|2026-08-15
KEEW1W_SQIN.ESPF10.csv|2026-08-15
KEEW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
YAKIMA - NEAR MARTIN
(
KEEW1
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
82
117
91
161
129
APR-JUL
78
111
94
149
118
APR-AUG
80
115
92
155
124
JAN-SEP
131
181
96
227
188
JAN-JUL
125
169
96
214
176
OCT-SEP
180
242
97
317
249
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/watersupply/KEEW1W_SQIN.ESPF10.csv
KEEW1W_SQIN.ESPF0.csv|2026-08-15
KEEW1W_SQIN.ESPF10.csv|2026-08-15
KEEW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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