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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:
2026-02-09
Issued:
2026-02-09
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
14144
17732
80
22135
22232
APR-JUL
12063
15380
77
19312
19946
APR-AUG
13097
16603
79
20802
21121
JAN-SEP
21031
24977
84
28984
29736
JAN-JUL
18970
22602
82
26445
27450
OCT-SEP
26268
30213
88
34220
34287
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-02-09
Issued:
2026-02-09
Hide Forecast
APR-SEP
13587
17848
80
20926
22232
APR-JUL
11554
15368
77
18214
19946
APR-AUG
12566
16589
79
19575
21121
JAN-SEP
20241
24542
83
30109
29736
JAN-JUL
18224
22158
81
27580
27450
OCT-SEP
25478
29779
87
35346
34287
Reference
ESP with 0 Days QPF
Ensemble:
2026-02-09
Issued:
2026-02-09
Hide Forecast
APR-SEP
13752
18438
83
22432
22232
APR-JUL
11704
15811
79
19836
19946
APR-AUG
12721
17118
81
21180
21121
JAN-SEP
20234
24637
83
30014
29736
JAN-JUL
18280
22248
81
27459
27450
OCT-SEP
25471
29874
87
35251
34287
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 252, 324, 378, 416, 475, 73, , 77
ESP10, 247, 323, 385, 425, 475, 78, , 82
ESP10, 234, 311, 375, 414, 468, 83, , 87
ESP10, 233, 310, 377, 413, 469, 88, , 92
ESP10, 239, 314, 376, 416, 471, 93, , 97
ESP10, 233, 313, 377, 415, 469, 98, , 102
ESP10, 243, 317, 381, 417, 472, 103, , 107
ESP10, 239, 318, 380, 421, 475, 108, , 112
ESP10, 241, 318, 382, 421, 473, 113, , 117
ESP10, 229, 309, 378, 417, 469, 118, , 122
ESP10, 223, 303, 370, 412, 465, 123, , 127
ESP10, 230, 310, 382, 417, 470, 128, , 132
ESP10, 228, 308, 379, 416, 472, 133, , 137
ESP10, 228, 309, 378, 417, 471, 139, , 143
ESP10, 229, 304, 374, 415, 467, 144, , 148
ESP10, 213, 293, 364, 407, 458, 149, , 153
ESP10, 210, 286, 364, 407, 450, 154, , 158
ESP10, 212, 287, 366, 411, 453, 159, , 163
ESP10, 214, 292, 371, 416, 459, 164, , 168
ESP10, 219, 295, 375, 418, 460, 169, , 173
ESP10, 211, 285, 364, 410, 455, 174, , 178
ESP10, 218, 293, 374, 414, 461, 179, , 183
ESP10, 220, 294, 367, 413, 459, 184, , 188
ESP10, 228, 306, 374, 419, 466, 189, , 193
ESP10, 240, 313, 381, 424, 468, 194, , 198
ESP10, 236, 308, 375, 419, 468, 199, , 203
ESP10, 245, 307, 381, 419, 467, 204, , 208
ESP10, 249, 321, 382, 421, 470, 209, , 213
ESP10, 249, 314, 378, 419, 467, 214, , 218
ESP10, 229, 298, 363, 412, 459, 219, , 223
ESP10, 231, 295, 361, 411, 457, 224, , 228
ESP10, 238, 308, 361, 409, 458, 229, , 233
ESP10, 259, 318, 364, 413, 463, 234, , 238
ESP10, 247, 311, 367, 418, 469, 239, , 243
ESP10, 251, 316, 371, 421, 472, 244, , 248
ESP10, 253, 329, 369, 421, 472, 249, , 253
ESP10, 251, 332, 375, 419, 471, 254, , 258
ESP10, 244, 323, 365, 417, 467, 259, , 263
ESP10, 249, 325, 367, 418, 469, 264, , 268
ESP10, 245, 330, 372, 419, 469, 270, , 274
ESP10, 258, 344, 380, 426, 476, 275, , 279
ESP10, 256, 347, 384, 430, 479, 280, , 284
ESP10, 259, 347, 381, 431, 480, 285, , 289
ESP10, 269, 352, 386, 436, 484, 290, , 294
ESP10, 272, 351, 389, 439, 485, 295, , 299
ESP10, 275, 348, 391, 437, 488, 300, , 304
ESP10, 274, 357, 394, 438, 490, 305, , 309
ESP10, 283, 364, 401, 443, 496, 310, , 314
ESP10, 293, 363, 398, 445, 494, 315, , 319
ESP10, 293, 356, 396, 444, 493, 320, , 324
ESP10, 294, 353, 395, 441, 490, 325, , 329
ESP10, 291, 355, 389, 439, 486, 330, , 334
ESP10, 295, 368, 393, 441, 487, 335, , 339
ESP10, 302, 374, 398, 446, 490, 340, , 344
ESP10, 299, 370, 392, 443, 486, 345, , 349
ESP10, 301, 373, 397, 446, 488, 350, , 354
ESP10, 296, 354, 393, 434, 481, 355, , 359
ESP10, 294, 365, 397, 441, 481, 360, , 364
ESP10, 301, 367, 400, 446, 486, 365, , 369
ESP10, 296, 351, 390, 431, 476, 370, , 374
ESP10, 292, 337, 378, 428, 463, 375, , 379
ESP10, 299, 353, 387, 432, 470, 380, , 384
ESP10, 293, 344, 382, 430, 462, 385, , 389
ESP10, 277, 327, 370, 421, 453, 390, , 394
ESP10, 285, 332, 374, 424, 460, 395, , 399
ESP10, 266, 322, 363, 415, 451, 400, , 404
ESP10, 269, 325, 368, 417, 456, 406, , 410
ESP10, 288, 335, 379, 426, 463, 411, , 415
ESP10, 294, 340, 385, 433, 465, 416, , 420
ESP10, 286, 338, 377, 425, 459, 421, , 425
ESP10, 278, 325, 372, 424, 457, 426, , 430
ESP10, 271, 314, 364, 417, 450, 431, , 435
ESP10, 263, 298, 360, 415, 446, 436, , 440
ESP10, 260, 310, 360, 419, 450, 441, , 445
ESP10, 263, 312, 362, 420, 451, 446, , 450
ESP10, 260, 293, 358, 413, 446, 451, , 455
ESP10, 250, 291, 357, 405, 444, 456, , 460
ESP10, 264, 303, 365, 412, 449, 461, , 465
ESP10, 284, 313, 374, 426, 457, 466, , 470
ESP10, 294, 310, 366, 419, 453, 471, , 475
ESP10, 295, 317, 363, 423, 454, 476, , 480
ESP10, 296, 318, 370, 429, 456, 481, , 485
ESP10, 302, 325, 374, 427, 460, 486, , 490
ESP10, 302, 324, 373, 430, 462, 491, , 495
ESP10, 298, 315, 364, 426, 458, 496, , 500
ESP10, 297, 313, 368, 425, 460, 501, , 505
ESP10, 302, 317, 370, 426, 461, 506, , 510
ESP10, 304, 321, 377, 428, 465, 511, , 515
ESP10, 301, 328, 379, 427, 466, 516, , 520
ESP10, 312, 329, 377, 425, 463, 521, , 525
ESP10, 299, 328, 382, 423, 461, 526, , 530
ESP10, 297, 327, 381, 422, 460, 531, , 535
ESP10, 290, 322, 375, 417, 451, 536, , 540
ESP10, 290, 324, 372, 415, 454, 542, , 546
ESP10, 289, 322, 368, 417, 453, 547, , 551
ESP10, 287, 325, 362, 418, 450, 552, , 556
ESP10, 283, 321, 364, 416, 446, 557, , 561
ESP10, 290, 324, 365, 420, 446, 562, , 566
ESP10, 292, 324, 366, 420, 446, 567, , 571
ESP10, 295, 331, 367, 422, 447, 572, , 576
ESP10, 306, 327, 374, 422, 447, 577, , 581
ESP10, 312, 333, 372, 423, 450, 582, , 586
ESP10, 318, 334, 380, 423, 450, 587, , 591
ESP10, 319, 335, 373, 423, 449, 592, , 596
ESP10, 322, 342, 379, 424, 451, 597, , 601
ESP10, 323, 343, 377, 424, 448, 602, , 606
ESP10, 318, 342, 373, 423, 445, 607, , 611
ESP10, 324, 350, 381, 426, 447, 612, , 616
ESP10, 328, 351, 382, 425, 449, 617, , 621
ESP10, 332, 358, 383, 429, 450, 622, , 626
ESP10, 330, 356, 385, 428, 456, 627, , 631
ESP10, 337, 365, 395, 434, 461, 632, , 636
ESP10, 345, 369, 396, 435, 464, 637, , 641
ESP10, 348, 373, 402, 438, 466, 642, , 646
ESP10, 353, 376, 402, 439, 468, 647, , 651
ESP10, 347, 374, 405, 439, 468, 652, , 656
ESP10, 349, 375, 406, 440, 468, 657, , 661
ESP10, 351, 381, 408, 439, 467, 662, , 666
ESP10, 353, 383, 408, 441, 467, 667, , 671
ESP10, 358, 388, 412, 442, 468, 673, , 677
ESP10, 347, 380, 405, 437, 462, 678, , 682
ESP10, 356, 388, 413, 444, 467, 683, , 687
ESP10, 357, 388, 412, 444, 468, 688, , 692
ESP10, 353, 376, 410, 440, 463, 693, , 697
ESP10, 357, 377, 410, 443, 463, 698, , 702
ESP10, 359, 383, 414, 443, 470, 703, , 707
ESP10, 364, 387, 413, 445, 469, 708, , 712
ESP10, 367, 384, 416, 444, 468, 713, , 717
ESP10, 366, 385, 411, 440, 466, 718, , 722
ESP10, 365, 387, 412, 440, 460, 723, , 727
ESP10, 349, 379, 408, 433, 456, 728, , 732
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/LGDW1W_SQIN.ESPF10.csv
LGDW1W_SQIN.ESPF0.csv|2026-02-09
LGDW1W_SQIN.ESPF10.csv|2026-02-09
LGDW1W_SQIN.ESPFM.csv|2026-02-09
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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