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Water Year
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CHELAN - LAKE CHELAN DAM
(
CHDW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
747
794
67
847
1185
APR-JUL
698
741
70
800
1065
JAN-SEP
1155
1202
87
1255
1381
JAN-JUL
1106
1149
91
1208
1261
OCT-SEP
1609
1657
103
1709
1603
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
APR-SEP
744
798
67
870
1185
APR-JUL
690
751
71
824
1065
JAN-SEP
1152
1206
87
1278
1381
JAN-JUL
1098
1159
92
1232
1261
OCT-SEP
1607
1661
104
1732
1603
Reference
ESP with 0 Days QPF
Ensemble:
2026-04-29
Issued:
2026-04-29
Hide Forecast
APR-SEP
707
782
66
912
1185
APR-JUL
650
724
68
844
1065
JAN-SEP
1115
1190
86
1320
1381
JAN-JUL
1058
1132
90
1252
1261
OCT-SEP
1570
1644
103
1775
1603
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 257, 341, 389, 424, 452, 71, , 75
ESP10, 258, 341, 386, 423, 452, 74, , 78
ESP10, 259, 341, 388, 424, 452, 77, , 81
ESP10, 262, 341, 388, 424, 452, 81, , 85
ESP10, 266, 346, 392, 427, 454, 84, , 88
ESP10, 266, 347, 392, 427, 455, 87, , 91
ESP10, 268, 346, 391, 426, 455, 90, , 94
ESP10, 270, 348, 395, 427, 455, 93, , 97
ESP10, 270, 347, 395, 426, 455, 96, , 100
ESP10, 268, 345, 390, 423, 452, 100, , 104
ESP10, 270, 346, 393, 426, 453, 103, , 107
ESP10, 270, 346, 393, 428, 456, 106, , 110
ESP10, 271, 346, 396, 428, 457, 109, , 113
ESP10, 271, 345, 395, 429, 457, 112, , 116
ESP10, 267, 343, 392, 426, 456, 115, , 119
ESP10, 257, 333, 384, 419, 449, 119, , 123
ESP10, 252, 329, 379, 414, 445, 122, , 126
ESP10, 251, 329, 378, 413, 446, 125, , 129
ESP10, 257, 334, 383, 416, 451, 128, , 132
ESP10, 256, 336, 380, 416, 450, 131, , 135
ESP10, 250, 329, 372, 409, 447, 134, , 138
ESP10, 256, 336, 376, 413, 453, 138, , 142
ESP10, 243, 328, 365, 405, 445, 141, , 145
ESP10, 250, 334, 372, 418, 449, 144, , 148
ESP10, 252, 336, 374, 423, 451, 147, , 151
ESP10, 246, 333, 369, 420, 447, 150, , 154
ESP10, 246, 331, 370, 419, 447, 153, , 157
ESP10, 252, 334, 373, 421, 449, 156, , 160
ESP10, 250, 330, 369, 418, 445, 160, , 164
ESP10, 246, 320, 363, 411, 439, 163, , 167
ESP10, 237, 309, 360, 404, 431, 166, , 170
ESP10, 244, 320, 367, 408, 435, 169, , 173
ESP10, 245, 324, 370, 411, 435, 172, , 176
ESP10, 257, 338, 380, 422, 444, 175, , 179
ESP10, 258, 338, 379, 420, 443, 179, , 183
ESP10, 258, 337, 381, 419, 443, 182, , 186
ESP10, 260, 344, 383, 420, 443, 185, , 189
ESP10, 256, 342, 378, 418, 440, 188, , 192
ESP10, 259, 344, 387, 421, 442, 191, , 195
ESP10, 257, 343, 384, 420, 442, 194, , 198
ESP10, 259, 342, 384, 423, 444, 198, , 202
ESP10, 267, 346, 385, 428, 446, 201, , 205
ESP10, 267, 345, 384, 428, 445, 204, , 208
ESP10, 266, 346, 386, 426, 447, 207, , 211
ESP10, 263, 344, 385, 425, 447, 210, , 214
ESP10, 264, 345, 386, 425, 451, 213, , 217
ESP10, 254, 336, 379, 417, 445, 217, , 221
ESP10, 261, 343, 389, 427, 453, 220, , 224
ESP10, 262, 340, 385, 424, 453, 223, , 227
ESP10, 269, 344, 387, 426, 455, 226, , 230
ESP10, 273, 343, 382, 423, 451, 229, , 233
ESP10, 285, 344, 382, 422, 450, 232, , 236
ESP10, 286, 343, 386, 420, 453, 236, , 240
ESP10, 304, 358, 402, 437, 466, 239, , 243
ESP10, 304, 354, 403, 434, 463, 242, , 246
ESP10, 306, 354, 401, 432, 463, 245, , 249
ESP10, 303, 349, 398, 428, 459, 248, , 252
ESP10, 301, 347, 397, 428, 457, 251, , 255
ESP10, 306, 354, 403, 432, 460, 254, , 258
ESP10, 300, 351, 402, 437, 461, 258, , 262
ESP10, 295, 347, 398, 436, 458, 261, , 265
ESP10, 306, 356, 405, 440, 468, 264, , 268
ESP10, 283, 338, 387, 420, 449, 267, , 271
ESP10, 271, 328, 376, 409, 437, 270, , 274
ESP10, 266, 326, 375, 408, 436, 273, , 277
ESP10, 258, 314, 369, 399, 429, 277, , 281
ESP10, 282, 330, 379, 411, 443, 280, , 284
ESP10, 271, 322, 373, 403, 436, 283, , 287
ESP10, 250, 299, 356, 389, 419, 286, , 290
ESP10, 245, 291, 348, 386, 411, 289, , 293
ESP10, 257, 300, 356, 393, 421, 292, , 296
ESP10, 274, 315, 369, 403, 433, 296, , 300
ESP10, 273, 313, 369, 402, 430, 299, , 303
ESP10, 275, 313, 369, 400, 430, 302, , 306
ESP10, 277, 314, 372, 401, 431, 305, , 309
ESP10, 273, 311, 368, 397, 428, 308, , 312
ESP10, 266, 306, 360, 392, 421, 311, , 315
ESP10, 256, 296, 351, 384, 414, 315, , 319
ESP10, 253, 300, 348, 385, 412, 318, , 322
ESP10, 248, 300, 344, 383, 409, 321, , 325
ESP10, 261, 313, 354, 394, 419, 324, , 328
ESP10, 264, 319, 358, 397, 422, 327, , 331
ESP10, 275, 328, 368, 409, 428, 330, , 334
ESP10, 276, 334, 368, 408, 427, 333, , 337
ESP10, 272, 329, 367, 404, 423, 337, , 341
ESP10, 265, 323, 362, 399, 417, 340, , 344
ESP10, 274, 328, 370, 406, 427, 343, , 347
ESP10, 286, 331, 374, 411, 434, 346, , 350
ESP10, 291, 331, 375, 412, 436, 349, , 353
ESP10, 275, 320, 363, 401, 423, 352, , 356
ESP10, 277, 323, 367, 404, 425, 356, , 360
ESP10, 281, 327, 370, 407, 429, 359, , 363
ESP10, 274, 324, 367, 401, 424, 362, , 366
ESP10, 277, 325, 367, 401, 423, 365, , 369
ESP10, 283, 332, 374, 410, 428, 368, , 372
ESP10, 286, 335, 375, 411, 429, 371, , 375
ESP10, 290, 336, 376, 412, 430, 375, , 379
ESP10, 296, 335, 377, 413, 429, 378, , 382
ESP10, 282, 329, 369, 403, 423, 381, , 385
ESP10, 281, 334, 370, 402, 425, 384, , 388
ESP10, 283, 336, 372, 403, 425, 387, , 391
ESP10, 290, 340, 375, 405, 427, 390, , 394
ESP10, 289, 341, 377, 403, 426, 394, , 398
ESP10, 293, 344, 380, 405, 427, 397, , 401
ESP10, 295, 348, 383, 410, 426, 400, , 404
ESP10, 296, 345, 383, 407, 422, 403, , 407
ESP10, 295, 341, 378, 402, 417, 406, , 410
ESP10, 302, 347, 384, 409, 423, 409, , 413
ESP10, 303, 350, 387, 410, 429, 412, , 416
ESP10, 314, 358, 394, 416, 437, 416, , 420
ESP10, 318, 358, 393, 415, 435, 419, , 423
ESP10, 325, 367, 397, 419, 441, 422, , 426
ESP10, 325, 369, 398, 418, 441, 425, , 429
ESP10, 334, 378, 403, 427, 447, 428, , 432
ESP10, 336, 375, 400, 424, 446, 431, , 435
ESP10, 329, 368, 394, 417, 440, 435, , 439
ESP10, 329, 368, 393, 416, 443, 438, , 442
ESP10, 329, 367, 393, 417, 445, 441, , 445
ESP10, 336, 370, 397, 422, 447, 444, , 448
ESP10, 337, 369, 397, 422, 446, 447, , 451
ESP10, 337, 369, 396, 423, 445, 450, , 454
ESP10, 335, 370, 394, 421, 442, 454, , 458
ESP10, 334, 365, 389, 414, 436, 457, , 461
ESP10, 333, 366, 391, 414, 437, 460, , 464
ESP10, 332, 364, 390, 412, 436, 463, , 467
ESP10, 334, 365, 391, 412, 437, 466, , 470
ESP10, 330, 361, 386, 410, 434, 469, , 473
ESP10, 339, 371, 394, 418, 440, 473, , 477
ESP10, 340, 376, 396, 419, 441, 476, , 480
ESP10, 345, 379, 398, 420, 442, 479, , 483
ESP10, 349, 378, 398, 422, 443, 482, , 486
ESP10, 354, 380, 404, 425, 444, 485, , 489
ESP10, 348, 373, 397, 420, 438, 488, , 492
ESP10, 353, 379, 397, 421, 438, 491, , 495
ESP10, 352, 379, 396, 421, 436, 495, , 499
ESP10, 347, 377, 390, 415, 431, 498, , 502
ESP10, 347, 378, 391, 416, 431, 501, , 505
ESP10, 358, 385, 399, 423, 440, 504, , 508
ESP10, 352, 379, 393, 419, 433, 507, , 511
ESP10, 357, 384, 402, 425, 437, 510, , 514
ESP10, 352, 380, 400, 423, 433, 514, , 518
ESP10, 357, 382, 404, 425, 434, 517, , 521
ESP10, 355, 380, 404, 423, 432, 520, , 524
ESP10, 374, 404, 421, 441, 448, 523, , 527
ESP10, 379, 410, 427, 446, 453, 526, , 530
ESP10, 386, 413, 430, 447, 454, 529, , 533
ESP10, 393, 418, 435, 453, 459, 533, , 537
ESP10, 391, 416, 434, 450, 456, 536, , 540
ESP10, 392, 415, 432, 450, 455, 539, , 543
ESP10, 390, 415, 433, 447, 452, 542, , 546
ESP10, 393, 414, 434, 447, 454, 545, , 549
ESP10, 390, 411, 431, 443, 450, 548, , 552
ESP10, 383, 407, 425, 437, 445, 552, , 556
ESP10, 382, 404, 424, 435, 443, 555, , 559
ESP10, 374, 395, 415, 427, 434, 558, , 562
ESP10, 370, 394, 411, 424, 432, 561, , 565
ESP10, 363, 388, 403, 418, 424, 564, , 568
ESP10, 358, 382, 398, 413, 417, 567, , 571
ESP10, 355, 377, 392, 408, 413, 571, , 575
ESP10, 369, 393, 405, 421, 426, 574, , 578
ESP10, 366, 392, 404, 418, 425, 577, , 581
ESP10, 354, 380, 393, 407, 414, 580, , 584
ESP10, 350, 375, 389, 404, 410, 583, , 587
ESP10, 350, 373, 387, 403, 414, 586, , 590
ESP10, 351, 371, 387, 400, 413, 589, , 593
ESP10, 356, 370, 386, 399, 413, 593, , 597
ESP10, 352, 366, 381, 395, 411, 596, , 600
ESP10, 353, 366, 381, 396, 412, 599, , 603
ESP10, 356, 368, 384, 399, 415, 602, , 606
ESP10, 356, 370, 384, 399, 415, 605, , 609
ESP10, 360, 374, 390, 404, 420, 608, , 612
ESP10, 360, 376, 389, 405, 420, 612, , 616
ESP10, 357, 372, 385, 401, 416, 615, , 619
ESP10, 355, 374, 383, 398, 412, 618, , 622
ESP10, 351, 369, 379, 395, 408, 621, , 625
ESP10, 357, 377, 388, 401, 413, 624, , 628
ESP10, 355, 379, 389, 401, 412, 627, , 631
ESP10, 356, 379, 390, 400, 413, 631, , 635
ESP10, 360, 382, 394, 402, 416, 634, , 638
ESP10, 360, 382, 394, 403, 418, 637, , 641
ESP10, 360, 382, 394, 404, 418, 640, , 644
ESP10, 356, 377, 388, 397, 411, 643, , 647
ESP10, 358, 378, 389, 399, 413, 646, , 650
ESP10, 360, 381, 393, 401, 416, 650, , 654
ESP10, 360, 385, 394, 402, 416, 653, , 657
ESP10, 371, 395, 407, 415, 427, 656, , 660
ESP10, 386, 411, 423, 432, 443, 659, , 663
ESP10, 391, 412, 424, 433, 445, 662, , 666
ESP10, 389, 410, 423, 431, 442, 665, , 669
ESP10, 384, 406, 419, 427, 438, 668, , 672
ESP10, 383, 406, 419, 427, 436, 672, , 676
ESP10, 396, 411, 421, 432, 437, 675, , 679
ESP10, 395, 409, 420, 430, 437, 678, , 682
ESP10, 395, 409, 419, 428, 435, 681, , 685
ESP10, 399, 411, 420, 429, 436, 684, , 688
ESP10, 403, 413, 422, 431, 436, 687, , 691
ESP10, 403, 415, 422, 431, 436, 691, , 695
ESP10, 405, 415, 422, 433, 437, 694, , 698
ESP10, 404, 415, 423, 432, 436, 697, , 701
ESP10, 405, 416, 424, 433, 437, 700, , 704
ESP10, 407, 417, 425, 434, 438, 703, , 707
ESP10, 413, 422, 432, 441, 447, 706, , 710
ESP10, 416, 423, 433, 441, 447, 710, , 714
ESP10, 419, 426, 435, 443, 449, 713, , 717
ESP10, 418, 426, 433, 442, 448, 716, , 720
ESP10, 419, 427, 433, 443, 448, 719, , 723
ESP10, 419, 427, 434, 441, 446, 722, , 726
ESP10, 422, 430, 435, 443, 447, 725, , 729
ESP10, 435, 443, 447, 455, 458, 729, , 733
ESP10, 423, 427, 434, 440, 445, 732, , 736
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ESP10
HEFS
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Data Files
/chpsesp/ensemble/natural/CHDW1N_SQIN.ESPF10.csv
CHDW1N_SQIN.ESPF0.csv|2026-04-29
CHDW1N_SQIN.ESPF10.csv|2026-04-29
CHDW1N_SQIN.ESPFM.csv|2026-04-29
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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