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Archive:
Water Year
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SNAKE - LOWER GRANITE DAM
(
LGDW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-06-08
Issued:
2026-06-08
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
15416
15603
70
16016
22232
APR-JUL
13332
13430
67
13668
19946
APR-AUG
14370
14511
69
14835
21121
JAN-SEP
22918
23105
78
23517
29736
JAN-JUL
20834
20931
76
21169
27450
OCT-SEP
28154
28341
83
28754
34287
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-06-08
Issued:
2026-06-08
Hide Forecast
APR-SEP
15396
15630
70
15941
22232
APR-JUL
13312
13463
67
13667
19946
APR-AUG
14350
14511
69
14803
21121
JAN-SEP
22898
23132
78
23442
29736
JAN-JUL
20813
20964
76
21168
27450
OCT-SEP
28134
28368
83
28679
34287
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-08
Issued:
2026-06-08
Hide Forecast
APR-SEP
15444
15762
71
16232
22232
APR-JUL
13332
13562
68
13926
19946
APR-AUG
14378
14668
69
15089
21121
JAN-SEP
22945
23263
78
23734
29736
JAN-JUL
20833
21063
77
21427
27450
OCT-SEP
28182
28500
83
28970
34287
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 252, 324, 378, 416, 475, 71, , 75
ESP10, 247, 323, 385, 425, 475, 73, , 77
ESP10, 234, 311, 375, 414, 468, 76, , 80
ESP10, 233, 310, 377, 413, 469, 79, , 83
ESP10, 239, 314, 376, 416, 471, 81, , 85
ESP10, 233, 313, 377, 415, 469, 84, , 88
ESP10, 243, 317, 381, 417, 472, 87, , 91
ESP10, 239, 318, 380, 421, 475, 89, , 93
ESP10, 241, 318, 382, 421, 473, 92, , 96
ESP10, 229, 309, 378, 417, 469, 95, , 99
ESP10, 223, 303, 370, 412, 465, 97, , 101
ESP10, 230, 310, 382, 417, 470, 100, , 104
ESP10, 228, 308, 379, 416, 472, 103, , 107
ESP10, 228, 309, 378, 417, 471, 105, , 109
ESP10, 229, 304, 374, 415, 467, 108, , 112
ESP10, 213, 293, 364, 407, 458, 111, , 115
ESP10, 210, 286, 364, 407, 450, 113, , 117
ESP10, 212, 287, 366, 411, 453, 116, , 120
ESP10, 214, 292, 371, 416, 459, 119, , 123
ESP10, 219, 295, 375, 418, 460, 121, , 125
ESP10, 211, 285, 364, 410, 455, 124, , 128
ESP10, 218, 293, 374, 414, 461, 126, , 130
ESP10, 220, 294, 367, 413, 459, 129, , 133
ESP10, 228, 306, 374, 419, 466, 132, , 136
ESP10, 240, 313, 381, 424, 468, 134, , 138
ESP10, 236, 308, 375, 419, 468, 137, , 141
ESP10, 245, 307, 381, 419, 467, 140, , 144
ESP10, 249, 321, 382, 421, 470, 142, , 146
ESP10, 249, 314, 378, 419, 467, 145, , 149
ESP10, 229, 298, 363, 412, 459, 148, , 152
ESP10, 231, 295, 361, 411, 457, 150, , 154
ESP10, 238, 308, 361, 409, 458, 153, , 157
ESP10, 259, 318, 364, 413, 463, 156, , 160
ESP10, 247, 311, 367, 418, 469, 158, , 162
ESP10, 251, 316, 371, 421, 472, 161, , 165
ESP10, 253, 329, 369, 421, 472, 164, , 168
ESP10, 251, 332, 375, 419, 471, 166, , 170
ESP10, 244, 323, 365, 417, 467, 169, , 173
ESP10, 249, 325, 367, 418, 469, 172, , 176
ESP10, 245, 330, 372, 419, 469, 174, , 178
ESP10, 258, 344, 380, 426, 476, 177, , 181
ESP10, 256, 347, 384, 430, 479, 180, , 184
ESP10, 259, 347, 381, 431, 480, 182, , 186
ESP10, 269, 352, 386, 436, 484, 185, , 189
ESP10, 272, 351, 389, 439, 485, 188, , 192
ESP10, 275, 348, 391, 437, 488, 190, , 194
ESP10, 274, 357, 394, 438, 490, 193, , 197
ESP10, 283, 364, 401, 443, 496, 196, , 200
ESP10, 293, 363, 398, 445, 494, 198, , 202
ESP10, 293, 356, 396, 444, 493, 201, , 205
ESP10, 294, 353, 395, 441, 490, 204, , 208
ESP10, 291, 355, 389, 439, 486, 206, , 210
ESP10, 295, 368, 393, 441, 487, 209, , 213
ESP10, 302, 374, 398, 446, 490, 212, , 216
ESP10, 299, 370, 392, 443, 486, 214, , 218
ESP10, 301, 373, 397, 446, 488, 217, , 221
ESP10, 296, 354, 393, 434, 481, 220, , 224
ESP10, 294, 365, 397, 441, 481, 222, , 226
ESP10, 301, 367, 400, 446, 486, 225, , 229
ESP10, 296, 351, 390, 431, 476, 228, , 232
ESP10, 292, 337, 378, 428, 463, 230, , 234
ESP10, 299, 353, 387, 432, 470, 233, , 237
ESP10, 293, 344, 382, 430, 462, 236, , 240
ESP10, 277, 327, 370, 421, 453, 238, , 242
ESP10, 285, 332, 374, 424, 460, 241, , 245
ESP10, 266, 322, 363, 415, 451, 243, , 247
ESP10, 269, 325, 368, 417, 456, 246, , 250
ESP10, 288, 335, 379, 426, 463, 249, , 253
ESP10, 294, 340, 385, 433, 465, 251, , 255
ESP10, 286, 338, 377, 425, 459, 254, , 258
ESP10, 278, 325, 372, 424, 457, 257, , 261
ESP10, 271, 314, 364, 417, 450, 259, , 263
ESP10, 263, 298, 360, 415, 446, 262, , 266
ESP10, 260, 310, 360, 419, 450, 265, , 269
ESP10, 263, 312, 362, 420, 451, 267, , 271
ESP10, 260, 293, 358, 413, 446, 270, , 274
ESP10, 250, 291, 357, 405, 444, 273, , 277
ESP10, 264, 303, 365, 412, 449, 275, , 279
ESP10, 284, 313, 374, 426, 457, 278, , 282
ESP10, 294, 310, 366, 419, 453, 281, , 285
ESP10, 295, 317, 363, 423, 454, 283, , 287
ESP10, 296, 318, 370, 429, 456, 286, , 290
ESP10, 302, 325, 374, 427, 460, 289, , 293
ESP10, 302, 324, 373, 430, 462, 291, , 295
ESP10, 298, 315, 364, 426, 458, 294, , 298
ESP10, 297, 313, 368, 425, 460, 297, , 301
ESP10, 302, 317, 370, 426, 461, 299, , 303
ESP10, 304, 321, 377, 428, 465, 302, , 306
ESP10, 301, 328, 379, 427, 466, 305, , 309
ESP10, 312, 329, 377, 425, 463, 307, , 311
ESP10, 299, 328, 382, 423, 461, 310, , 314
ESP10, 297, 327, 381, 422, 460, 313, , 317
ESP10, 290, 322, 375, 417, 451, 315, , 319
ESP10, 290, 324, 372, 415, 454, 318, , 322
ESP10, 289, 322, 368, 417, 453, 321, , 325
ESP10, 287, 325, 362, 418, 450, 323, , 327
ESP10, 283, 321, 364, 416, 446, 326, , 330
ESP10, 290, 324, 365, 420, 446, 329, , 333
ESP10, 292, 324, 366, 420, 446, 331, , 335
ESP10, 295, 331, 367, 422, 447, 334, , 338
ESP10, 306, 327, 374, 422, 447, 337, , 341
ESP10, 312, 333, 372, 423, 450, 339, , 343
ESP10, 318, 334, 380, 423, 450, 342, , 346
ESP10, 319, 335, 373, 423, 449, 345, , 349
ESP10, 322, 342, 379, 424, 451, 347, , 351
ESP10, 323, 343, 377, 424, 448, 350, , 354
ESP10, 318, 342, 373, 423, 445, 352, , 356
ESP10, 324, 350, 381, 426, 447, 355, , 359
ESP10, 328, 351, 382, 425, 449, 358, , 362
ESP10, 332, 358, 383, 429, 450, 360, , 364
ESP10, 330, 356, 385, 428, 456, 363, , 367
ESP10, 337, 365, 395, 434, 461, 366, , 370
ESP10, 345, 369, 396, 435, 464, 368, , 372
ESP10, 348, 373, 402, 438, 466, 371, , 375
ESP10, 353, 376, 402, 439, 468, 374, , 378
ESP10, 347, 374, 405, 439, 468, 376, , 380
ESP10, 349, 375, 406, 440, 468, 379, , 383
ESP10, 351, 381, 408, 439, 467, 382, , 386
ESP10, 353, 383, 408, 441, 467, 384, , 388
ESP10, 358, 388, 412, 442, 468, 387, , 391
ESP10, 347, 380, 405, 437, 462, 390, , 394
ESP10, 356, 388, 413, 444, 467, 392, , 396
ESP10, 357, 388, 412, 444, 468, 395, , 399
ESP10, 353, 376, 410, 440, 463, 398, , 402
ESP10, 357, 377, 410, 443, 463, 400, , 404
ESP10, 359, 383, 414, 443, 470, 403, , 407
ESP10, 364, 387, 413, 445, 469, 406, , 410
ESP10, 367, 384, 416, 444, 468, 408, , 412
ESP10, 366, 385, 411, 440, 466, 411, , 415
ESP10, 365, 387, 412, 440, 460, 414, , 418
ESP10, 349, 379, 408, 433, 456, 416, , 420
ESP10, 350, 379, 409, 432, 458, 419, , 423
ESP10, 349, 383, 406, 434, 458, 422, , 426
ESP10, 359, 387, 414, 437, 462, 424, , 428
ESP10, 369, 388, 409, 439, 464, 427, , 431
ESP10, 365, 384, 406, 439, 462, 430, , 434
ESP10, 361, 381, 402, 433, 456, 432, , 436
ESP10, 352, 378, 401, 431, 459, 435, , 439
ESP10, 342, 374, 392, 426, 453, 438, , 442
ESP10, 354, 382, 405, 434, 462, 440, , 444
ESP10, 349, 378, 402, 432, 461, 443, , 447
ESP10, 355, 388, 412, 436, 465, 446, , 450
ESP10, 374, 387, 417, 441, 466, 448, , 452
ESP10, 373, 385, 419, 440, 468, 451, , 455
ESP10, 371, 391, 416, 442, 467, 454, , 458
ESP10, 371, 395, 416, 445, 470, 456, , 460
ESP10, 375, 395, 420, 445, 471, 459, , 463
ESP10, 366, 387, 415, 436, 462, 461, , 465
ESP10, 358, 379, 420, 433, 457, 464, , 468
ESP10, 347, 373, 408, 430, 453, 467, , 471
ESP10, 355, 390, 421, 437, 457, 469, , 473
ESP10, 353, 389, 421, 438, 455, 472, , 476
ESP10, 359, 384, 418, 437, 454, 475, , 479
ESP10, 356, 376, 412, 430, 446, 477, , 481
ESP10, 362, 382, 412, 434, 449, 480, , 484
ESP10, 354, 383, 412, 431, 445, 483, , 487
ESP10, 356, 384, 411, 432, 445, 485, , 489
ESP10, 350, 383, 407, 430, 445, 488, , 492
ESP10, 357, 382, 405, 429, 446, 491, , 495
ESP10, 367, 390, 413, 436, 449, 493, , 497
ESP10, 358, 382, 403, 431, 443, 496, , 500
ESP10, 343, 372, 392, 422, 436, 499, , 503
ESP10, 360, 391, 406, 437, 448, 501, , 505
ESP10, 367, 392, 410, 439, 453, 504, , 508
ESP10, 368, 396, 417, 440, 455, 507, , 511
ESP10, 367, 391, 414, 436, 452, 509, , 513
ESP10, 363, 386, 409, 432, 448, 512, , 516
ESP10, 365, 394, 414, 435, 451, 515, , 519
ESP10, 373, 399, 420, 441, 454, 517, , 521
ESP10, 380, 402, 426, 450, 457, 520, , 524
ESP10, 375, 405, 425, 449, 456, 523, , 527
ESP10, 379, 408, 426, 451, 456, 525, , 529
ESP10, 380, 405, 425, 450, 454, 528, , 532
ESP10, 366, 388, 415, 437, 443, 531, , 535
ESP10, 361, 382, 410, 426, 436, 533, , 537
ESP10, 363, 383, 413, 430, 440, 536, , 540
ESP10, 361, 378, 407, 425, 432, 539, , 543
ESP10, 362, 379, 408, 425, 435, 541, , 545
ESP10, 366, 382, 414, 428, 439, 544, , 548
ESP10, 367, 384, 413, 429, 438, 547, , 551
ESP10, 373, 387, 419, 434, 440, 549, , 553
ESP10, 373, 388, 423, 434, 443, 552, , 556
ESP10, 371, 386, 416, 431, 439, 555, , 559
ESP10, 378, 391, 424, 437, 444, 557, , 561
ESP10, 375, 392, 420, 434, 443, 560, , 564
ESP10, 374, 389, 419, 434, 444, 563, , 567
ESP10, 376, 386, 417, 434, 444, 565, , 569
ESP10, 378, 392, 423, 436, 445, 568, , 572
ESP10, 369, 381, 412, 427, 439, 571, , 575
ESP10, 363, 378, 408, 421, 431, 573, , 577
ESP10, 359, 377, 405, 418, 429, 576, , 580
ESP10, 358, 377, 404, 417, 430, 578, , 582
ESP10, 353, 370, 397, 408, 422, 581, , 585
ESP10, 362, 374, 404, 413, 425, 584, , 588
ESP10, 357, 375, 400, 409, 421, 586, , 590
ESP10, 374, 386, 412, 422, 432, 589, , 593
ESP10, 369, 380, 407, 420, 428, 592, , 596
ESP10, 380, 389, 416, 427, 434, 594, , 598
ESP10, 377, 389, 413, 426, 433, 597, , 601
ESP10, 377, 390, 411, 423, 431, 600, , 604
ESP10, 376, 392, 413, 422, 430, 602, , 606
ESP10, 376, 394, 414, 422, 430, 605, , 609
ESP10, 378, 399, 416, 424, 431, 608, , 612
ESP10, 386, 407, 422, 431, 437, 610, , 614
ESP10, 385, 408, 421, 430, 437, 613, , 617
ESP10, 387, 409, 423, 431, 437, 616, , 620
ESP10, 385, 409, 424, 430, 436, 618, , 622
ESP10, 386, 410, 427, 431, 436, 621, , 625
ESP10, 388, 412, 427, 432, 439, 624, , 628
ESP10, 387, 411, 427, 432, 438, 626, , 630
ESP10, 386, 412, 427, 432, 437, 629, , 633
ESP10, 393, 415, 427, 434, 439, 632, , 636
ESP10, 398, 416, 429, 435, 440, 634, , 638
ESP10, 398, 416, 429, 435, 440, 637, , 641
ESP10, 400, 417, 430, 437, 442, 640, , 644
ESP10, 404, 420, 430, 438, 442, 642, , 646
ESP10, 406, 420, 430, 438, 442, 645, , 649
ESP10, 407, 421, 432, 437, 443, 648, , 652
ESP10, 408, 419, 432, 437, 442, 650, , 654
ESP10, 410, 417, 432, 437, 441, 653, , 657
ESP10, 414, 420, 433, 439, 442, 656, , 660
ESP10, 411, 417, 430, 436, 439, 658, , 662
ESP10, 417, 421, 434, 440, 444, 661, , 665
ESP10, 420, 423, 437, 441, 446, 664, , 668
ESP10, 417, 424, 434, 439, 443, 666, , 670
ESP10, 420, 425, 436, 442, 445, 669, , 673
ESP10, 417, 423, 433, 438, 443, 672, , 676
ESP10, 417, 425, 433, 439, 442, 674, , 678
ESP10, 419, 426, 434, 439, 443, 677, , 681
ESP10, 421, 428, 435, 440, 443, 680, , 684
ESP10, 421, 428, 435, 438, 442, 682, , 686
ESP10, 421, 427, 435, 439, 442, 685, , 689
ESP10, 423, 430, 436, 439, 443, 687, , 691
ESP10, 421, 428, 434, 438, 441, 690, , 694
ESP10, 419, 427, 432, 436, 439, 693, , 697
ESP10, 420, 427, 433, 436, 438, 695, , 699
ESP10, 423, 428, 434, 436, 438, 698, , 702
ESP10, 424, 428, 433, 436, 437, 701, , 705
ESP10, 426, 430, 433, 436, 438, 703, , 707
ESP10, 428, 431, 433, 436, 438, 706, , 710
ESP10, 429, 432, 435, 437, 439, 709, , 713
ESP10, 428, 432, 435, 438, 439, 711, , 715
ESP10, 430, 434, 437, 439, 440, 714, , 718
ESP10, 429, 433, 436, 439, 439, 717, , 721
ESP10, 431, 433, 436, 439, 440, 719, , 723
ESP10, 429, 432, 435, 438, 438, 722, , 726
ESP10, 429, 432, 435, 438, 438, 725, , 729
ESP10, 430, 433, 435, 437, 438, 727, , 731
ESP10, 430, 434, 436, 438, 439, 730, , 734
ESP10, 431, 434, 436, 438, 439, 733, , 737
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/LGDW1W_SQIN.ESPF10.csv
LGDW1W_SQIN.ESPF0.csv|2026-06-08
LGDW1W_SQIN.ESPF10.csv|2026-06-08
LGDW1W_SQIN.ESPFM.csv|2026-06-08
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ESP10,ESPM,ESP0
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