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Water Year
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WENATCHEE - AT PESHASTIN
(
PESW1
)
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
972
972
65
973
1496
APR-JUL
913
913
66
913
1379
APR-AUG
946
946
65
946
1454
JAN-SEP
1685
1685
91
1687
1842
JAN-JUL
1626
1626
94
1626
1726
OCT-SEP
2447
2447
112
2449
2175
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
972
972
65
974
1496
APR-JUL
913
913
66
913
1379
APR-AUG
946
946
65
946
1454
JAN-SEP
1685
1685
91
1687
1842
JAN-JUL
1626
1626
94
1626
1726
OCT-SEP
2447
2447
112
2449
2175
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
972
972
65
974
1496
APR-JUL
913
913
66
913
1379
APR-AUG
946
946
65
946
1454
JAN-SEP
1685
1685
91
1687
1842
JAN-JUL
1626
1626
94
1626
1726
OCT-SEP
2447
2447
112
2450
2175
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 235, 328, 360, 410, 473, 70, , 74
ESP10, 235, 327, 359, 409, 472, 72, , 76
ESP10, 237, 329, 360, 410, 473, 74, , 78
ESP10, 240, 329, 360, 411, 472, 76, , 80
ESP10, 241, 328, 360, 411, 472, 78, , 82
ESP10, 241, 328, 360, 413, 474, 81, , 85
ESP10, 241, 327, 360, 412, 473, 83, , 87
ESP10, 242, 328, 360, 413, 474, 85, , 89
ESP10, 242, 327, 360, 416, 474, 87, , 91
ESP10, 238, 322, 356, 411, 468, 89, , 93
ESP10, 241, 324, 358, 415, 471, 91, , 95
ESP10, 240, 322, 358, 416, 470, 93, , 97
ESP10, 241, 322, 358, 416, 470, 95, , 99
ESP10, 242, 320, 357, 416, 469, 97, , 101
ESP10, 239, 316, 355, 411, 466, 99, , 103
ESP10, 230, 309, 349, 402, 458, 102, , 106
ESP10, 223, 303, 342, 396, 450, 104, , 108
ESP10, 224, 305, 341, 400, 451, 106, , 110
ESP10, 226, 312, 342, 403, 455, 108, , 112
ESP10, 227, 317, 345, 404, 455, 110, , 114
ESP10, 221, 309, 337, 396, 449, 112, , 116
ESP10, 223, 309, 340, 395, 453, 114, , 118
ESP10, 214, 302, 333, 388, 448, 116, , 120
ESP10, 222, 309, 341, 398, 457, 118, , 122
ESP10, 221, 308, 341, 401, 459, 120, , 124
ESP10, 216, 303, 340, 396, 454, 122, , 126
ESP10, 214, 298, 337, 393, 452, 125, , 129
ESP10, 229, 302, 343, 399, 457, 127, , 131
ESP10, 229, 300, 340, 395, 452, 129, , 133
ESP10, 222, 293, 334, 388, 444, 131, , 135
ESP10, 216, 285, 326, 379, 436, 133, , 137
ESP10, 222, 289, 330, 387, 443, 135, , 139
ESP10, 223, 290, 333, 389, 443, 137, , 141
ESP10, 235, 300, 348, 400, 452, 139, , 143
ESP10, 236, 300, 351, 399, 452, 141, , 145
ESP10, 236, 300, 356, 399, 451, 143, , 147
ESP10, 236, 299, 361, 399, 450, 145, , 149
ESP10, 225, 290, 350, 392, 439, 148, , 152
ESP10, 230, 295, 354, 397, 443, 150, , 154
ESP10, 226, 293, 350, 393, 438, 152, , 156
ESP10, 227, 297, 350, 395, 439, 154, , 158
ESP10, 240, 308, 363, 407, 452, 156, , 160
ESP10, 239, 306, 363, 406, 449, 158, , 162
ESP10, 247, 313, 370, 413, 455, 160, , 164
ESP10, 248, 312, 366, 408, 450, 162, , 166
ESP10, 252, 313, 371, 409, 450, 164, , 168
ESP10, 245, 305, 368, 405, 446, 166, , 170
ESP10, 253, 312, 376, 416, 452, 169, , 173
ESP10, 255, 315, 377, 417, 458, 171, , 175
ESP10, 259, 320, 381, 428, 463, 173, , 177
ESP10, 256, 317, 379, 427, 458, 175, , 179
ESP10, 258, 316, 375, 425, 456, 177, , 181
ESP10, 257, 318, 372, 423, 458, 179, , 183
ESP10, 273, 339, 389, 439, 473, 181, , 185
ESP10, 268, 334, 386, 433, 471, 183, , 187
ESP10, 271, 339, 387, 431, 472, 185, , 189
ESP10, 271, 334, 383, 427, 467, 187, , 191
ESP10, 272, 332, 383, 430, 469, 189, , 193
ESP10, 275, 335, 385, 438, 473, 192, , 196
ESP10, 276, 334, 383, 441, 472, 194, , 198
ESP10, 272, 334, 379, 438, 472, 196, , 200
ESP10, 291, 342, 386, 443, 483, 198, , 202
ESP10, 275, 326, 369, 426, 469, 200, , 204
ESP10, 260, 313, 356, 410, 455, 202, , 206
ESP10, 258, 312, 356, 414, 452, 204, , 208
ESP10, 256, 304, 349, 407, 444, 206, , 210
ESP10, 278, 326, 370, 431, 464, 208, , 212
ESP10, 265, 312, 357, 416, 451, 210, , 214
ESP10, 244, 292, 339, 398, 431, 212, , 216
ESP10, 235, 281, 333, 386, 420, 215, , 219
ESP10, 230, 278, 329, 380, 414, 217, , 221
ESP10, 237, 284, 338, 387, 422, 219, , 223
ESP10, 234, 280, 333, 386, 419, 221, , 225
ESP10, 235, 283, 335, 390, 421, 223, , 227
ESP10, 248, 290, 343, 403, 429, 225, , 229
ESP10, 255, 288, 343, 405, 428, 227, , 231
ESP10, 236, 270, 327, 384, 404, 229, , 233
ESP10, 233, 272, 324, 379, 398, 231, , 235
ESP10, 259, 299, 350, 413, 426, 233, , 237
ESP10, 255, 301, 352, 412, 424, 236, , 240
ESP10, 270, 317, 366, 428, 441, 238, , 242
ESP10, 273, 323, 370, 431, 444, 240, , 244
ESP10, 284, 331, 382, 440, 453, 242, , 246
ESP10, 288, 330, 384, 440, 453, 244, , 248
ESP10, 281, 322, 383, 434, 445, 246, , 250
ESP10, 274, 312, 384, 426, 436, 248, , 252
ESP10, 282, 327, 396, 434, 446, 250, , 254
ESP10, 289, 332, 398, 440, 451, 252, , 256
ESP10, 292, 333, 399, 440, 454, 254, , 258
ESP10, 281, 324, 391, 433, 445, 256, , 260
ESP10, 286, 332, 395, 437, 451, 259, , 263
ESP10, 292, 333, 393, 438, 450, 261, , 265
ESP10, 287, 326, 389, 430, 446, 263, , 267
ESP10, 293, 328, 390, 431, 446, 265, , 269
ESP10, 297, 337, 391, 430, 450, 267, , 271
ESP10, 300, 346, 393, 432, 451, 269, , 273
ESP10, 305, 352, 395, 436, 452, 271, , 275
ESP10, 308, 359, 402, 438, 457, 273, , 277
ESP10, 295, 346, 390, 425, 450, 275, , 279
ESP10, 299, 348, 390, 425, 452, 277, , 281
ESP10, 301, 349, 395, 426, 454, 279, , 283
ESP10, 307, 356, 402, 429, 457, 282, , 286
ESP10, 308, 356, 400, 430, 458, 284, , 288
ESP10, 312, 357, 400, 430, 457, 286, , 290
ESP10, 311, 355, 403, 427, 457, 288, , 292
ESP10, 324, 358, 409, 430, 459, 290, , 294
ESP10, 321, 352, 408, 425, 454, 292, , 296
ESP10, 311, 345, 401, 418, 449, 294, , 298
ESP10, 311, 347, 401, 420, 454, 296, , 300
ESP10, 319, 359, 408, 428, 462, 298, , 302
ESP10, 316, 362, 408, 428, 459, 300, , 304
ESP10, 326, 373, 414, 433, 464, 303, , 307
ESP10, 329, 371, 412, 432, 463, 305, , 309
ESP10, 336, 378, 420, 440, 468, 307, , 311
ESP10, 334, 377, 417, 439, 467, 309, , 313
ESP10, 327, 370, 410, 437, 459, 311, , 315
ESP10, 329, 375, 410, 439, 461, 313, , 317
ESP10, 333, 380, 413, 441, 467, 315, , 319
ESP10, 338, 388, 420, 444, 469, 317, , 321
ESP10, 340, 395, 421, 443, 468, 319, , 323
ESP10, 337, 391, 418, 439, 466, 321, , 325
ESP10, 337, 390, 419, 438, 465, 323, , 327
ESP10, 331, 383, 412, 432, 459, 326, , 330
ESP10, 331, 382, 410, 431, 460, 328, , 332
ESP10, 329, 382, 410, 427, 455, 330, , 334
ESP10, 329, 382, 409, 427, 454, 332, , 336
ESP10, 329, 380, 406, 426, 452, 334, , 338
ESP10, 334, 389, 416, 437, 460, 336, , 340
ESP10, 333, 390, 416, 436, 456, 338, , 342
ESP10, 338, 395, 419, 438, 459, 340, , 344
ESP10, 347, 394, 419, 437, 466, 342, , 346
ESP10, 355, 399, 421, 439, 470, 344, , 348
ESP10, 347, 391, 414, 431, 460, 346, , 350
ESP10, 351, 394, 414, 435, 461, 349, , 353
ESP10, 352, 392, 416, 437, 459, 351, , 355
ESP10, 344, 387, 411, 430, 451, 353, , 357
ESP10, 346, 388, 412, 434, 455, 355, , 359
ESP10, 358, 394, 418, 445, 464, 357, , 361
ESP10, 348, 383, 407, 435, 455, 359, , 363
ESP10, 355, 390, 415, 442, 462, 361, , 365
ESP10, 350, 385, 409, 436, 454, 363, , 367
ESP10, 352, 389, 416, 440, 457, 365, , 369
ESP10, 350, 387, 413, 439, 454, 367, , 371
ESP10, 362, 404, 425, 451, 465, 370, , 374
ESP10, 369, 412, 431, 457, 471, 372, , 376
ESP10, 373, 417, 435, 461, 473, 374, , 378
ESP10, 374, 416, 434, 460, 473, 376, , 380
ESP10, 369, 413, 429, 457, 468, 378, , 382
ESP10, 366, 412, 429, 454, 465, 380, , 384
ESP10, 366, 410, 432, 453, 464, 382, , 386
ESP10, 369, 411, 433, 454, 465, 384, , 388
ESP10, 372, 411, 430, 452, 462, 386, , 390
ESP10, 362, 399, 417, 439, 451, 388, , 392
ESP10, 356, 392, 411, 432, 446, 390, , 394
ESP10, 351, 381, 401, 420, 436, 393, , 397
ESP10, 356, 378, 397, 419, 434, 395, , 399
ESP10, 354, 373, 392, 414, 427, 397, , 401
ESP10, 349, 370, 389, 410, 422, 399, , 403
ESP10, 339, 359, 382, 400, 410, 401, , 405
ESP10, 353, 372, 391, 410, 421, 403, , 407
ESP10, 366, 381, 399, 418, 428, 405, , 409
ESP10, 368, 384, 401, 421, 432, 407, , 411
ESP10, 368, 385, 401, 422, 433, 409, , 413
ESP10, 365, 382, 403, 421, 431, 411, , 415
ESP10, 364, 381, 402, 421, 430, 413, , 417
ESP10, 368, 382, 400, 422, 430, 416, , 420
ESP10, 366, 376, 395, 417, 424, 418, , 422
ESP10, 366, 376, 395, 416, 427, 420, , 424
ESP10, 370, 382, 398, 418, 432, 422, , 426
ESP10, 373, 388, 399, 419, 433, 424, , 428
ESP10, 385, 396, 409, 427, 440, 426, , 430
ESP10, 384, 396, 409, 426, 438, 428, , 432
ESP10, 385, 397, 408, 426, 437, 430, , 434
ESP10, 381, 392, 404, 421, 433, 432, , 436
ESP10, 376, 386, 399, 416, 427, 434, , 438
ESP10, 384, 394, 406, 422, 433, 437, , 441
ESP10, 382, 393, 405, 421, 431, 439, , 443
ESP10, 384, 393, 409, 422, 430, 441, , 445
ESP10, 387, 395, 411, 424, 432, 443, , 447
ESP10, 390, 396, 413, 426, 434, 445, , 449
ESP10, 392, 400, 413, 428, 437, 447, , 451
ESP10, 392, 403, 417, 429, 439, 449, , 453
ESP10, 389, 400, 414, 426, 436, 451, , 455
ESP10, 394, 405, 420, 430, 440, 453, , 457
ESP10, 397, 408, 421, 433, 440, 455, , 459
ESP10, 398, 410, 422, 435, 440, 457, , 461
ESP10, 424, 435, 449, 459, 464, 460, , 464
ESP10, 426, 437, 449, 460, 464, 462, , 466
ESP10, 426, 436, 448, 459, 463, 464, , 468
ESP10, 422, 433, 443, 455, 458, 466, , 470
ESP10, 420, 431, 442, 453, 456, 468, , 472
ESP10, 420, 432, 443, 453, 457, 470, , 474
ESP10, 418, 432, 443, 452, 457, 472, , 476
ESP10, 423, 433, 443, 452, 457, 474, , 478
ESP10, 415, 428, 437, 445, 452, 476, , 480
ESP10, 423, 434, 445, 452, 457, 478, , 482
ESP10, 427, 436, 445, 453, 458, 480, , 484
ESP10, 426, 435, 444, 451, 455, 483, , 487
ESP10, 424, 433, 441, 449, 453, 485, , 489
ESP10, 426, 435, 445, 451, 457, 487, , 491
ESP10, 428, 436, 446, 452, 458, 489, , 493
ESP10, 437, 447, 455, 461, 466, 491, , 495
ESP10, 436, 447, 453, 459, 466, 493, , 497
ESP10, 439, 449, 455, 460, 468, 495, , 499
ESP10, 431, 441, 447, 454, 460, 497, , 501
ESP10, 426, 437, 442, 449, 454, 499, , 503
ESP10, 428, 436, 442, 448, 453, 501, , 505
ESP10, 433, 439, 446, 451, 455, 504, , 508
ESP10, 434, 440, 447, 451, 455, 506, , 510
ESP10, 435, 440, 447, 452, 456, 508, , 512
ESP10, 437, 442, 447, 452, 457, 510, , 514
ESP10, 437, 442, 448, 452, 457, 512, , 516
ESP10, 437, 443, 448, 453, 457, 514, , 518
ESP10, 438, 443, 447, 453, 456, 516, , 520
ESP10, 439, 444, 449, 454, 457, 518, , 522
ESP10, 439, 445, 450, 455, 457, 520, , 524
ESP10, 439, 446, 450, 455, 457, 522, , 526
ESP10, 440, 446, 450, 455, 458, 524, , 528
ESP10, 441, 446, 451, 456, 458, 527, , 531
ESP10, 442, 447, 452, 456, 460, 529, , 533
ESP10, 442, 448, 452, 457, 459, 531, , 535
ESP10, 445, 451, 455, 460, 462, 533, , 537
ESP10, 444, 448, 453, 458, 461, 535, , 539
ESP10, 447, 451, 456, 460, 463, 537, , 541
ESP10, 441, 446, 450, 454, 458, 539, , 543
ESP10, 440, 443, 448, 452, 456, 541, , 545
ESP10, 442, 445, 450, 454, 457, 543, , 547
ESP10, 442, 446, 450, 453, 457, 545, , 549
ESP10, 444, 447, 450, 454, 457, 547, , 551
ESP10, 444, 448, 451, 454, 457, 550, , 554
ESP10, 444, 447, 451, 454, 456, 552, , 556
ESP10, 445, 447, 451, 454, 456, 554, , 558
ESP10, 455, 458, 462, 464, 466, 556, , 560
ESP10, 456, 458, 461, 464, 465, 558, , 562
ESP10, 456, 458, 461, 463, 465, 560, , 564
ESP10, 455, 458, 461, 463, 465, 562, , 566
ESP10, 455, 457, 460, 462, 464, 564, , 568
ESP10, 455, 458, 460, 462, 464, 566, , 570
ESP10, 456, 459, 461, 462, 465, 568, , 572
ESP10, 456, 459, 461, 463, 464, 571, , 575
ESP10, 453, 455, 458, 460, 462, 573, , 577
ESP10, 455, 457, 459, 461, 463, 575, , 579
ESP10, 455, 457, 460, 461, 463, 577, , 581
ESP10, 456, 458, 461, 462, 464, 579, , 583
ESP10, 456, 458, 461, 463, 464, 581, , 585
ESP10, 456, 458, 461, 462, 463, 583, , 587
ESP10, 456, 458, 460, 462, 463, 585, , 589
ESP10, 455, 457, 459, 461, 462, 587, , 591
ESP10, 453, 455, 457, 459, 460, 589, , 593
ESP10, 453, 455, 456, 457, 458, 591, , 595
ESP10, 452, 455, 456, 458, 458, 594, , 598
ESP10, 454, 456, 458, 459, 460, 596, , 600
ESP10, 454, 456, 458, 459, 459, 598, , 602
ESP10, 454, 456, 458, 458, 458, 600, , 604
ESP10, 453, 456, 457, 457, 458, 602, , 606
ESP10, 454, 456, 457, 458, 458, 604, , 608
ESP10, 454, 456, 457, 457, 457, 606, , 610
ESP10, 454, 456, 457, 457, 457, 608, , 612
ESP10, 454, 455, 456, 456, 456, 610, , 614
ESP10, 454, 455, 455, 456, 456, 612, , 616
ESP10, 454, 455, 455, 455, 455, 614, , 618
ESP10, 449, 450, 451, 452, 452, 617, , 621
ESP10, 448, 450, 451, 451, 451, 619, , 623
ESP10, 448, 450, 450, 450, 450, 621, , 625
ESP10, 449, 450, 451, 451, 451, 623, , 627
ESP10, 448, 450, 450, 450, 450, 625, , 629
ESP10, 449, 451, 451, 451, 451, 627, , 631
ESP10, 448, 450, 450, 451, 451, 629, , 633
ESP10, 449, 450, 450, 450, 451, 631, , 635
ESP10, 449, 450, 450, 450, 451, 633, , 637
ESP10, 449, 450, 451, 451, 451, 635, , 639
ESP10, 449, 450, 450, 450, 451, 638, , 642
ESP10, 449, 450, 450, 450, 450, 640, , 644
ESP10, 449, 450, 450, 450, 450, 642, , 646
ESP10, 449, 450, 450, 450, 451, 644, , 648
ESP10, 450, 450, 450, 450, 451, 646, , 650
ESP10, 450, 450, 450, 450, 451, 648, , 652
ESP10, 450, 450, 450, 450, 451, 650, , 654
ESP10, 450, 450, 450, 450, 451, 652, , 656
ESP10, 450, 450, 450, 450, 451, 654, , 658
ESP10, 450, 450, 450, 450, 451, 656, , 660
ESP10, 450, 450, 450, 450, 451, 658, , 662
ESP10, 450, 450, 450, 450, 450, 661, , 665
ESP10, 450, 450, 450, 450, 450, 663, , 667
ESP10, 450, 450, 450, 450, 450, 665, , 669
ESP10, 450, 450, 450, 450, 450, 667, , 671
ESP10, 450, 450, 450, 450, 451, 669, , 673
ESP10, 450, 450, 450, 450, 451, 671, , 675
ESP10, 449, 450, 450, 450, 450, 673, , 677
ESP10, 449, 450, 450, 450, 450, 675, , 679
ESP10, 450, 450, 450, 450, 450, 677, , 681
ESP10, 450, 450, 450, 450, 450, 679, , 683
ESP10, 450, 450, 450, 450, 451, 681, , 685
ESP10, 450, 450, 450, 450, 451, 684, , 688
ESP10, 450, 450, 450, 450, 451, 686, , 690
ESP10, 450, 450, 450, 450, 450, 688, , 692
ESP10, 450, 450, 450, 450, 450, 690, , 694
ESP10, 450, 450, 450, 450, 450, 692, , 696
ESP10, 450, 451, 451, 451, 451, 694, , 698
ESP10, 450, 451, 451, 451, 451, 696, , 700
ESP10, 451, 451, 451, 451, 451, 698, , 702
ESP10, 451, 451, 451, 451, 451, 700, , 704
ESP10, 451, 451, 451, 451, 452, 702, , 706
ESP10, 451, 452, 452, 452, 452, 705, , 709
ESP10, 451, 452, 452, 452, 452, 707, , 711
ESP10, 451, 452, 452, 452, 452, 709, , 713
ESP10, 451, 452, 452, 452, 452, 711, , 715
ESP10, 451, 452, 452, 452, 452, 713, , 717
ESP10, 452, 452, 452, 452, 452, 715, , 719
ESP10, 452, 452, 452, 452, 452, 717, , 721
ESP10, 452, 452, 452, 452, 452, 719, , 723
ESP10, 452, 452, 452, 452, 452, 721, , 725
ESP10, 452, 452, 452, 452, 452, 723, , 727
ESP10, 452, 453, 453, 453, 453, 725, , 729
ESP10, 452, 453, 453, 453, 453, 728, , 732
ESP10, 453, 453, 453, 453, 453, 730, , 734
ESP10, 453, 453, 453, 453, 453, 732, , 736
ESP10, 452, 453, 453, 453, 453, 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/PESW1W_SQIN.ESPF10.csv
PESW1W_SQIN.ESPF0.csv|2026-08-15
PESW1W_SQIN.ESPF10.csv|2026-08-15
PESW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
WENATCHEE - AT PESHASTIN
(
PESW1
)
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
899
1404
94
1991
1496
APR-JUL
824
1305
95
1734
1379
APR-AUG
869
1369
94
1912
1454
JAN-SEP
1154
1706
93
2299
1842
JAN-JUL
1077
1613
93
2129
1726
OCT-SEP
1341
2001
92
2818
2175
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/PESW1W_SQIN.ESPF10.csv
PESW1W_SQIN.ESPF0.csv|2026-08-15
PESW1W_SQIN.ESPF10.csv|2026-08-15
PESW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
