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Water Year
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CHELAN - LAKE CHELAN DAM
(
CHDW1
)
Forecasts for Water Year
2025
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2025-07-03
Issued:
2025-07-03
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
746
749
66
755
1139
APR-JUL
710
710
69
711
1029
JAN-SEP
904
907
68
913
1326
JAN-JUL
868
869
71
869
1217
OCT-SEP
1022
1025
68
1031
1518
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2025-07-03
Issued:
2025-07-03
Hide Forecast
APR-SEP
746
749
66
756
1139
APR-JUL
710
711
69
711
1029
JAN-SEP
904
907
68
914
1326
JAN-JUL
868
869
71
869
1217
OCT-SEP
1022
1025
68
1031
1518
Reference
ESP with 0 Days QPF
Ensemble:
2025-07-03
Issued:
2025-07-03
Hide Forecast
APR-SEP
747
750
66
758
1139
APR-JUL
710
711
69
714
1029
JAN-SEP
905
908
68
916
1326
JAN-JUL
868
869
71
872
1217
OCT-SEP
1023
1026
68
1034
1518
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 275, 355, 398, 431, 454, 70, , 74
ESP10, 276, 355, 398, 431, 454, 73, , 77
ESP10, 277, 355, 399, 431, 454, 75, , 79
ESP10, 279, 356, 399, 432, 454, 78, , 82
ESP10, 280, 356, 399, 432, 454, 80, , 84
ESP10, 280, 355, 398, 431, 454, 83, , 87
ESP10, 282, 355, 398, 431, 454, 85, , 89
ESP10, 282, 356, 397, 431, 454, 87, , 91
ESP10, 279, 354, 396, 429, 451, 90, , 94
ESP10, 278, 353, 395, 428, 450, 92, , 96
ESP10, 281, 354, 396, 431, 452, 95, , 99
ESP10, 282, 354, 400, 433, 455, 97, , 101
ESP10, 283, 354, 404, 434, 455, 99, , 103
ESP10, 285, 355, 404, 437, 457, 102, , 106
ESP10, 284, 353, 403, 436, 458, 104, , 108
ESP10, 282, 352, 402, 436, 460, 107, , 111
ESP10, 280, 350, 400, 433, 459, 109, , 113
ESP10, 275, 345, 394, 428, 457, 112, , 116
ESP10, 282, 350, 398, 432, 461, 114, , 118
ESP10, 274, 347, 391, 424, 456, 116, , 120
ESP10, 281, 354, 394, 429, 459, 119, , 123
ESP10, 285, 358, 397, 432, 462, 121, , 125
ESP10, 282, 358, 394, 429, 460, 124, , 128
ESP10, 284, 361, 395, 434, 461, 126, , 130
ESP10, 284, 361, 395, 438, 460, 128, , 132
ESP10, 283, 361, 394, 439, 461, 131, , 135
ESP10, 283, 361, 393, 441, 461, 133, , 137
ESP10, 284, 361, 393, 441, 461, 136, , 140
ESP10, 284, 359, 390, 441, 460, 138, , 142
ESP10, 283, 356, 391, 438, 458, 141, , 145
ESP10, 273, 347, 390, 430, 449, 143, , 147
ESP10, 270, 348, 390, 430, 449, 145, , 149
ESP10, 268, 348, 390, 428, 446, 148, , 152
ESP10, 261, 341, 384, 422, 442, 150, , 154
ESP10, 264, 343, 384, 423, 442, 153, , 157
ESP10, 265, 343, 384, 424, 443, 155, , 159
ESP10, 269, 353, 388, 425, 444, 157, , 161
ESP10, 261, 347, 380, 420, 436, 160, , 164
ESP10, 260, 346, 387, 419, 436, 162, , 166
ESP10, 265, 352, 390, 424, 443, 165, , 169
ESP10, 273, 355, 395, 430, 449, 167, , 171
ESP10, 285, 364, 401, 438, 455, 170, , 174
ESP10, 274, 352, 389, 428, 447, 172, , 176
ESP10, 266, 345, 382, 424, 444, 174, , 178
ESP10, 232, 317, 358, 399, 422, 177, , 181
ESP10, 225, 310, 351, 392, 415, 179, , 183
ESP10, 244, 325, 370, 410, 430, 182, , 186
ESP10, 257, 337, 386, 422, 443, 184, , 188
ESP10, 270, 344, 391, 427, 451, 187, , 191
ESP10, 276, 351, 393, 429, 453, 189, , 193
ESP10, 282, 352, 390, 428, 451, 191, , 195
ESP10, 297, 359, 393, 429, 453, 194, , 198
ESP10, 303, 361, 400, 435, 460, 196, , 200
ESP10, 304, 362, 401, 433, 460, 199, , 203
ESP10, 309, 362, 403, 433, 463, 201, , 205
ESP10, 313, 363, 403, 434, 465, 203, , 207
ESP10, 314, 359, 406, 433, 463, 206, , 210
ESP10, 317, 362, 407, 435, 465, 208, , 212
ESP10, 319, 366, 410, 442, 467, 211, , 215
ESP10, 318, 364, 410, 445, 469, 213, , 217
ESP10, 320, 368, 414, 449, 474, 216, , 220
ESP10, 322, 366, 415, 446, 473, 218, , 222
ESP10, 320, 367, 416, 444, 471, 220, , 224
ESP10, 314, 362, 408, 438, 463, 223, , 227
ESP10, 317, 365, 410, 441, 467, 225, , 229
ESP10, 323, 364, 410, 441, 469, 228, , 232
ESP10, 319, 358, 405, 434, 462, 230, , 234
ESP10, 323, 367, 409, 439, 465, 232, , 236
ESP10, 323, 364, 410, 437, 463, 235, , 239
ESP10, 320, 356, 405, 436, 460, 237, , 241
ESP10, 345, 378, 424, 454, 479, 240, , 244
ESP10, 348, 379, 424, 455, 480, 242, , 246
ESP10, 349, 378, 425, 457, 479, 245, , 249
ESP10, 341, 368, 416, 448, 471, 247, , 251
ESP10, 327, 355, 406, 436, 461, 249, , 253
ESP10, 308, 342, 393, 424, 448, 252, , 256
ESP10, 312, 345, 394, 428, 450, 254, , 258
ESP10, 310, 347, 394, 428, 449, 257, , 261
ESP10, 304, 346, 389, 424, 445, 259, , 263
ESP10, 296, 344, 384, 421, 441, 262, , 266
ESP10, 294, 344, 383, 420, 440, 264, , 268
ESP10, 295, 347, 386, 420, 440, 266, , 270
ESP10, 296, 349, 388, 422, 440, 269, , 273
ESP10, 305, 360, 394, 431, 445, 271, , 275
ESP10, 294, 349, 385, 421, 435, 274, , 278
ESP10, 299, 354, 389, 426, 441, 276, , 280
ESP10, 303, 355, 393, 429, 446, 278, , 282
ESP10, 318, 359, 398, 433, 454, 281, , 285
ESP10, 326, 361, 401, 435, 459, 283, , 287
ESP10, 337, 370, 409, 447, 467, 286, , 290
ESP10, 336, 370, 409, 446, 466, 288, , 292
ESP10, 332, 368, 407, 442, 462, 291, , 295
ESP10, 335, 372, 412, 445, 466, 293, , 297
ESP10, 346, 380, 419, 453, 471, 295, , 299
ESP10, 345, 381, 419, 451, 470, 300, , 304
ESP10, 351, 383, 422, 455, 473, 303, , 307
ESP10, 356, 383, 423, 455, 473, 305, , 309
ESP10, 357, 392, 429, 457, 476, 307, , 311
ESP10, 358, 397, 430, 458, 478, 310, , 314
ESP10, 359, 397, 432, 457, 476, 312, , 316
ESP10, 364, 401, 434, 459, 478, 315, , 319
ESP10, 366, 404, 437, 459, 479, 317, , 321
ESP10, 367, 405, 438, 461, 478, 320, , 324
ESP10, 368, 406, 442, 463, 478, 322, , 326
ESP10, 374, 407, 443, 464, 478, 324, , 328
ESP10, 375, 406, 443, 463, 477, 327, , 331
ESP10, 375, 407, 443, 463, 478, 329, , 333
ESP10, 376, 409, 446, 463, 483, 332, , 336
ESP10, 382, 415, 448, 467, 488, 334, , 338
ESP10, 387, 419, 450, 469, 489, 336, , 340
ESP10, 388, 422, 451, 469, 491, 339, , 343
ESP10, 387, 423, 450, 467, 490, 341, , 345
ESP10, 384, 421, 445, 466, 487, 344, , 348
ESP10, 388, 423, 446, 468, 490, 346, , 350
ESP10, 392, 427, 449, 471, 493, 349, , 353
ESP10, 389, 423, 445, 469, 492, 351, , 355
ESP10, 388, 423, 443, 468, 494, 353, , 357
ESP10, 389, 420, 441, 466, 491, 356, , 360
ESP10, 394, 426, 445, 470, 494, 358, , 362
ESP10, 394, 428, 444, 471, 494, 361, , 365
ESP10, 396, 430, 446, 472, 494, 363, , 367
ESP10, 402, 433, 450, 474, 496, 366, , 370
ESP10, 403, 435, 454, 474, 499, 368, , 372
ESP10, 403, 433, 454, 473, 499, 370, , 374
ESP10, 403, 432, 456, 472, 498, 373, , 377
ESP10, 403, 432, 456, 472, 499, 375, , 379
ESP10, 402, 430, 455, 470, 496, 378, , 382
ESP10, 395, 425, 447, 462, 487, 380, , 384
ESP10, 405, 434, 453, 470, 494, 382, , 386
ESP10, 409, 435, 452, 470, 494, 385, , 389
ESP10, 411, 436, 456, 471, 495, 387, , 391
ESP10, 413, 439, 458, 475, 496, 390, , 394
ESP10, 421, 442, 459, 479, 496, 392, , 396
ESP10, 421, 447, 460, 479, 497, 395, , 399
ESP10, 412, 437, 450, 470, 488, 397, , 401
ESP10, 405, 429, 445, 464, 481, 399, , 403
ESP10, 408, 430, 447, 467, 487, 402, , 406
ESP10, 408, 430, 448, 466, 485, 404, , 408
ESP10, 411, 431, 451, 468, 486, 407, , 411
ESP10, 412, 430, 451, 470, 485, 409, , 413
ESP10, 412, 428, 451, 468, 483, 411, , 415
ESP10, 408, 426, 448, 466, 479, 414, , 418
ESP10, 403, 425, 445, 462, 474, 416, , 420
ESP10, 407, 431, 451, 468, 478, 419, , 423
ESP10, 412, 436, 454, 470, 480, 421, , 425
ESP10, 412, 436, 454, 470, 479, 424, , 428
ESP10, 412, 436, 453, 471, 478, 426, , 430
ESP10, 411, 436, 452, 469, 476, 428, , 432
ESP10, 409, 432, 447, 464, 470, 431, , 435
ESP10, 405, 426, 444, 458, 466, 433, , 437
ESP10, 412, 433, 451, 464, 472, 436, , 440
ESP10, 420, 441, 458, 470, 479, 438, , 442
ESP10, 420, 440, 457, 467, 479, 440, , 444
ESP10, 421, 439, 456, 467, 479, 443, , 447
ESP10, 417, 435, 452, 464, 475, 445, , 449
ESP10, 404, 425, 441, 453, 463, 448, , 452
ESP10, 412, 432, 449, 461, 470, 450, , 454
ESP10, 418, 437, 455, 467, 476, 453, , 457
ESP10, 422, 441, 455, 467, 477, 455, , 459
ESP10, 420, 440, 455, 466, 475, 457, , 461
ESP10, 415, 437, 451, 462, 471, 460, , 464
ESP10, 414, 436, 450, 463, 470, 462, , 466
ESP10, 413, 432, 447, 461, 467, 465, , 469
ESP10, 411, 428, 444, 457, 465, 467, , 471
ESP10, 414, 426, 442, 454, 463, 470, , 474
ESP10, 413, 427, 441, 453, 463, 472, , 476
ESP10, 417, 430, 445, 457, 467, 474, , 478
ESP10, 418, 431, 445, 457, 469, 477, , 481
ESP10, 424, 438, 451, 463, 475, 479, , 483
ESP10, 414, 429, 442, 455, 465, 482, , 486
ESP10, 409, 426, 438, 451, 460, 484, , 488
ESP10, 404, 420, 433, 446, 455, 486, , 490
ESP10, 404, 423, 432, 446, 455, 489, , 493
ESP10, 407, 425, 435, 449, 457, 491, , 495
ESP10, 408, 428, 439, 450, 458, 494, , 498
ESP10, 409, 431, 441, 451, 458, 496, , 500
ESP10, 411, 434, 445, 453, 461, 499, , 503
ESP10, 414, 434, 446, 455, 462, 501, , 505
ESP10, 420, 437, 450, 458, 466, 503, , 507
ESP10, 424, 441, 453, 462, 470, 506, , 510
ESP10, 423, 440, 451, 460, 467, 508, , 512
ESP10, 420, 437, 449, 458, 464, 511, , 515
ESP10, 414, 432, 444, 453, 461, 513, , 517
ESP10, 416, 438, 448, 456, 464, 515, , 519
ESP10, 418, 439, 450, 458, 465, 518, , 522
ESP10, 420, 439, 451, 458, 467, 520, , 524
ESP10, 423, 442, 454, 460, 469, 523, , 527
ESP10, 421, 439, 452, 458, 467, 525, , 529
ESP10, 424, 443, 456, 461, 470, 528, , 532
ESP10, 424, 444, 457, 463, 470, 530, , 534
ESP10, 428, 448, 462, 468, 475, 532, , 536
ESP10, 430, 450, 463, 470, 478, 535, , 539
ESP10, 430, 451, 465, 471, 477, 537, , 541
ESP10, 432, 453, 465, 473, 479, 540, , 544
ESP10, 431, 454, 465, 473, 481, 542, , 546
ESP10, 434, 454, 466, 473, 482, 544, , 548
ESP10, 437, 456, 467, 475, 483, 547, , 551
ESP10, 435, 454, 463, 472, 479, 549, , 553
ESP10, 437, 455, 464, 474, 481, 552, , 556
ESP10, 439, 455, 464, 474, 481, 554, , 558
ESP10, 441, 454, 465, 473, 480, 557, , 561
ESP10, 439, 449, 458, 468, 473, 559, , 563
ESP10, 443, 451, 460, 469, 474, 561, , 565
ESP10, 448, 452, 461, 469, 474, 564, , 568
ESP10, 447, 452, 461, 468, 474, 566, , 570
ESP10, 450, 456, 464, 471, 476, 569, , 573
ESP10, 450, 456, 463, 470, 475, 571, , 575
ESP10, 444, 450, 457, 463, 469, 574, , 578
ESP10, 449, 453, 460, 468, 473, 576, , 580
ESP10, 450, 453, 459, 466, 470, 578, , 582
ESP10, 444, 447, 453, 460, 464, 581, , 585
ESP10, 444, 449, 455, 461, 465, 583, , 587
ESP10, 446, 451, 456, 463, 466, 586, , 590
ESP10, 446, 451, 457, 464, 466, 588, , 592
ESP10, 447, 453, 459, 467, 468, 590, , 594
ESP10, 446, 452, 458, 465, 468, 593, , 597
ESP10, 444, 450, 456, 463, 466, 595, , 599
ESP10, 449, 456, 462, 468, 472, 598, , 602
ESP10, 450, 455, 460, 466, 470, 600, , 604
ESP10, 450, 456, 460, 467, 472, 603, , 607
ESP10, 451, 456, 460, 466, 471, 605, , 609
ESP10, 452, 456, 460, 466, 472, 607, , 611
ESP10, 453, 458, 462, 469, 475, 610, , 614
ESP10, 453, 456, 461, 469, 474, 612, , 616
ESP10, 453, 456, 461, 469, 473, 615, , 619
ESP10, 452, 454, 460, 467, 471, 617, , 621
ESP10, 449, 451, 457, 464, 468, 619, , 623
ESP10, 447, 449, 455, 461, 466, 622, , 626
ESP10, 446, 450, 455, 460, 466, 624, , 628
ESP10, 447, 452, 457, 461, 467, 627, , 631
ESP10, 446, 451, 454, 459, 463, 629, , 633
ESP10, 447, 451, 454, 459, 463, 632, , 636
ESP10, 446, 452, 455, 459, 462, 634, , 638
ESP10, 445, 450, 454, 456, 460, 636, , 640
ESP10, 447, 452, 456, 457, 461, 639, , 643
ESP10, 442, 447, 451, 452, 455, 641, , 645
ESP10, 443, 447, 451, 452, 456, 644, , 648
ESP10, 443, 447, 450, 452, 454, 646, , 650
ESP10, 444, 448, 451, 453, 455, 649, , 653
ESP10, 443, 448, 451, 453, 455, 651, , 655
ESP10, 451, 455, 457, 459, 461, 653, , 657
ESP10, 451, 455, 457, 459, 461, 656, , 660
ESP10, 451, 455, 456, 459, 460, 658, , 662
ESP10, 451, 454, 456, 458, 459, 661, , 665
ESP10, 451, 454, 456, 458, 459, 663, , 667
ESP10, 451, 454, 457, 459, 459, 665, , 669
ESP10, 451, 454, 457, 458, 459, 668, , 672
ESP10, 451, 454, 457, 458, 459, 670, , 674
ESP10, 448, 450, 453, 454, 455, 673, , 677
ESP10, 451, 453, 455, 455, 456, 697, , 701
ESP10, 452, 454, 455, 456, 457, 699, , 703
ESP10, 453, 454, 455, 456, 456, 702, , 706
ESP10, 453, 454, 455, 456, 456, 704, , 708
ESP10, 457, 459, 459, 460, 460, 707, , 711
ESP10, 458, 459, 459, 460, 460, 709, , 713
ESP10, 457, 458, 459, 459, 460, 711, , 715
ESP10, 457, 458, 459, 459, 460, 714, , 718
ESP10, 457, 457, 458, 458, 459, 716, , 720
ESP10, 456, 457, 458, 458, 458, 719, , 723
ESP10, 456, 457, 457, 458, 458, 721, , 725
ESP10, 455, 456, 457, 457, 457, 723, , 727
ESP10, 456, 456, 457, 457, 457, 726, , 730
ESP10, 454, 454, 455, 455, 456, 728, , 732
ESP10, 452, 453, 453, 454, 454, 731, , 735
ESP10, 452, 452, 453, 453, 453, 733, , 737
Max Scale
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/CHDW1W_SQIN.ESPF10.csv
CHDW1W_SQIN.ESPF0.csv|2025-07-03
CHDW1W_SQIN.ESPF10.csv|2025-07-03
CHDW1W_SQIN.ESPFM.csv|2025-07-03
APR-SEP
CHELAN - LAKE CHELAN DAM
(
CHDW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2025-07-03
Issued:
2025-07-03
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
632
995
87
1623
1139
APR-JUL
586
894
87
1329
1029
JAN-SEP
767
1212
91
1811
1326
JAN-JUL
721
1097
90
1553
1217
OCT-SEP
832
1417
93
1947
1518
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/CHDW1W_SQIN.ESPF10.csv
CHDW1W_SQIN.ESPF0.csv|2025-07-03
CHDW1W_SQIN.ESPF10.csv|2025-07-03
CHDW1W_SQIN.ESPFM.csv|2025-07-03
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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