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Water Year
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BOISE - LUCKY PEAK DAM
(
LUCI1
)
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
811
813
61
818
1329
APR-JUL
741
741
60
741
1232
APR-AUG
777
777
60
777
1284
JAN-SEP
1135
1136
68
1141
1663
JAN-JUL
1065
1065
68
1065
1566
OCT-SEP
1364
1365
75
1370
1829
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
811
813
61
818
1329
APR-JUL
741
741
60
741
1232
APR-AUG
777
777
60
778
1284
JAN-SEP
1135
1136
68
1141
1663
JAN-JUL
1065
1065
68
1065
1566
OCT-SEP
1364
1365
75
1370
1829
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
811
814
61
820
1329
APR-JUL
741
741
60
741
1232
APR-AUG
776
777
60
779
1284
JAN-SEP
1135
1137
68
1144
1663
JAN-JUL
1065
1065
68
1065
1566
OCT-SEP
1364
1366
75
1373
1829
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 193, 260, 371, 411, 463, 70, , 74
ESP10, 193, 259, 370, 411, 463, 72, , 76
ESP10, 192, 257, 368, 409, 463, 74, , 78
ESP10, 196, 260, 371, 412, 466, 76, , 80
ESP10, 197, 260, 371, 411, 466, 78, , 82
ESP10, 196, 256, 368, 409, 463, 81, , 85
ESP10, 196, 255, 367, 408, 462, 83, , 87
ESP10, 199, 258, 369, 410, 464, 85, , 89
ESP10, 199, 258, 369, 410, 464, 87, , 91
ESP10, 193, 250, 362, 404, 458, 89, , 93
ESP10, 190, 249, 358, 402, 455, 91, , 95
ESP10, 194, 266, 364, 406, 460, 93, , 97
ESP10, 193, 271, 363, 406, 461, 95, , 99
ESP10, 192, 271, 362, 413, 461, 97, , 101
ESP10, 189, 265, 357, 412, 458, 99, , 103
ESP10, 179, 250, 341, 401, 447, 102, , 106
ESP10, 171, 242, 335, 396, 442, 104, , 108
ESP10, 175, 245, 339, 398, 445, 106, , 110
ESP10, 182, 246, 340, 399, 446, 108, , 112
ESP10, 187, 251, 344, 402, 449, 110, , 114
ESP10, 179, 244, 337, 395, 443, 112, , 116
ESP10, 186, 257, 342, 402, 448, 114, , 118
ESP10, 186, 257, 346, 402, 448, 116, , 120
ESP10, 196, 268, 356, 410, 456, 118, , 122
ESP10, 195, 272, 358, 410, 455, 120, , 124
ESP10, 193, 270, 356, 408, 452, 122, , 126
ESP10, 196, 271, 356, 410, 453, 125, , 129
ESP10, 200, 278, 358, 412, 455, 127, , 131
ESP10, 197, 276, 353, 410, 450, 129, , 133
ESP10, 183, 262, 344, 406, 439, 131, , 135
ESP10, 181, 262, 343, 405, 439, 133, , 137
ESP10, 177, 258, 339, 404, 437, 135, , 139
ESP10, 183, 264, 344, 408, 446, 137, , 141
ESP10, 189, 267, 345, 410, 453, 139, , 143
ESP10, 192, 270, 347, 412, 460, 141, , 145
ESP10, 197, 272, 349, 412, 465, 143, , 147
ESP10, 194, 274, 349, 409, 463, 145, , 149
ESP10, 186, 269, 341, 401, 459, 148, , 152
ESP10, 196, 271, 342, 403, 463, 150, , 154
ESP10, 204, 276, 349, 407, 466, 152, , 156
ESP10, 218, 294, 361, 418, 476, 154, , 158
ESP10, 227, 304, 362, 418, 477, 156, , 160
ESP10, 224, 301, 360, 415, 474, 158, , 162
ESP10, 233, 306, 365, 422, 478, 160, , 164
ESP10, 237, 310, 369, 425, 481, 162, , 166
ESP10, 240, 311, 375, 426, 484, 164, , 168
ESP10, 242, 313, 378, 426, 487, 166, , 170
ESP10, 249, 320, 382, 429, 491, 169, , 173
ESP10, 254, 318, 381, 426, 490, 171, , 175
ESP10, 253, 315, 378, 425, 488, 173, , 177
ESP10, 256, 319, 377, 423, 487, 175, , 179
ESP10, 252, 315, 374, 424, 483, 177, , 181
ESP10, 264, 324, 387, 437, 492, 179, , 183
ESP10, 266, 326, 393, 441, 493, 181, , 185
ESP10, 268, 329, 393, 442, 494, 183, , 187
ESP10, 273, 331, 392, 444, 493, 185, , 189
ESP10, 267, 325, 388, 439, 488, 187, , 191
ESP10, 266, 327, 390, 446, 487, 189, , 193
ESP10, 273, 334, 395, 456, 491, 192, , 196
ESP10, 256, 321, 382, 444, 480, 194, , 198
ESP10, 251, 317, 374, 438, 473, 196, , 200
ESP10, 262, 325, 386, 444, 479, 198, , 202
ESP10, 254, 317, 381, 436, 476, 200, , 204
ESP10, 252, 314, 376, 430, 473, 202, , 206
ESP10, 254, 313, 375, 429, 475, 204, , 208
ESP10, 253, 302, 367, 419, 467, 206, , 210
ESP10, 247, 296, 361, 414, 462, 208, , 212
ESP10, 268, 313, 375, 427, 473, 210, , 214
ESP10, 273, 313, 373, 426, 472, 212, , 216
ESP10, 276, 305, 368, 418, 466, 215, , 219
ESP10, 272, 294, 361, 411, 463, 217, , 221
ESP10, 258, 281, 348, 411, 460, 219, , 223
ESP10, 245, 274, 338, 403, 452, 221, , 225
ESP10, 244, 273, 339, 407, 453, 223, , 227
ESP10, 251, 283, 347, 413, 463, 225, , 229
ESP10, 242, 273, 337, 407, 456, 227, , 231
ESP10, 236, 270, 329, 403, 450, 229, , 233
ESP10, 248, 292, 341, 413, 461, 231, , 235
ESP10, 249, 303, 343, 414, 462, 233, , 237
ESP10, 255, 305, 348, 415, 463, 236, , 240
ESP10, 263, 304, 346, 412, 458, 238, , 242
ESP10, 269, 307, 357, 418, 461, 240, , 244
ESP10, 275, 310, 363, 427, 465, 242, , 246
ESP10, 275, 309, 363, 429, 464, 244, , 248
ESP10, 271, 308, 363, 426, 460, 246, , 250
ESP10, 272, 311, 363, 425, 459, 248, , 252
ESP10, 277, 312, 367, 425, 458, 250, , 254
ESP10, 282, 316, 372, 429, 465, 252, , 256
ESP10, 280, 310, 366, 424, 463, 254, , 258
ESP10, 286, 314, 369, 424, 464, 256, , 260
ESP10, 292, 318, 371, 426, 467, 259, , 263
ESP10, 290, 317, 375, 424, 466, 261, , 265
ESP10, 288, 308, 368, 416, 460, 263, , 267
ESP10, 285, 311, 368, 414, 458, 265, , 269
ESP10, 284, 313, 365, 411, 456, 267, , 271
ESP10, 284, 319, 363, 410, 455, 269, , 273
ESP10, 284, 321, 364, 411, 455, 271, , 275
ESP10, 289, 323, 366, 415, 456, 273, , 277
ESP10, 291, 331, 370, 419, 457, 275, , 279
ESP10, 298, 334, 371, 419, 457, 277, , 281
ESP10, 302, 342, 371, 423, 457, 279, , 283
ESP10, 310, 349, 374, 424, 457, 282, , 286
ESP10, 311, 348, 376, 427, 457, 284, , 288
ESP10, 315, 347, 378, 426, 456, 286, , 290
ESP10, 319, 351, 385, 433, 460, 288, , 292
ESP10, 321, 350, 385, 435, 460, 290, , 294
ESP10, 317, 346, 383, 431, 457, 292, , 296
ESP10, 324, 351, 388, 436, 461, 294, , 298
ESP10, 333, 352, 390, 439, 463, 296, , 300
ESP10, 335, 356, 392, 441, 467, 298, , 302
ESP10, 332, 362, 391, 445, 467, 300, , 304
ESP10, 336, 364, 394, 447, 468, 303, , 307
ESP10, 337, 365, 395, 448, 469, 305, , 309
ESP10, 337, 366, 397, 448, 469, 307, , 311
ESP10, 337, 368, 399, 449, 469, 309, , 313
ESP10, 338, 370, 399, 450, 469, 311, , 315
ESP10, 338, 371, 400, 452, 470, 313, , 317
ESP10, 341, 371, 400, 451, 469, 315, , 319
ESP10, 342, 378, 409, 454, 471, 317, , 321
ESP10, 345, 384, 411, 456, 471, 319, , 323
ESP10, 348, 385, 414, 458, 471, 321, , 325
ESP10, 348, 383, 411, 457, 470, 323, , 327
ESP10, 349, 384, 412, 457, 471, 326, , 330
ESP10, 345, 379, 407, 453, 467, 328, , 332
ESP10, 345, 377, 407, 451, 467, 330, , 334
ESP10, 351, 382, 412, 454, 470, 332, , 336
ESP10, 356, 392, 419, 459, 474, 334, , 338
ESP10, 357, 391, 420, 455, 472, 336, , 340
ESP10, 358, 388, 423, 452, 470, 338, , 342
ESP10, 359, 384, 421, 449, 469, 340, , 344
ESP10, 360, 383, 418, 449, 466, 342, , 346
ESP10, 360, 384, 416, 450, 468, 344, , 348
ESP10, 364, 387, 418, 453, 470, 346, , 350
ESP10, 368, 395, 419, 454, 473, 349, , 353
ESP10, 372, 401, 429, 458, 479, 351, , 355
ESP10, 372, 401, 427, 462, 479, 353, , 357
ESP10, 366, 393, 419, 456, 478, 355, , 359
ESP10, 366, 393, 418, 455, 478, 357, , 361
ESP10, 353, 378, 412, 444, 469, 359, , 363
ESP10, 370, 395, 428, 458, 482, 361, , 365
ESP10, 372, 397, 430, 459, 482, 363, , 367
ESP10, 377, 399, 431, 461, 482, 365, , 369
ESP10, 386, 408, 437, 467, 488, 367, , 371
ESP10, 383, 404, 433, 463, 485, 370, , 374
ESP10, 381, 404, 434, 462, 483, 372, , 376
ESP10, 382, 405, 432, 462, 482, 374, , 378
ESP10, 388, 411, 438, 467, 486, 376, , 380
ESP10, 383, 405, 438, 462, 481, 378, , 382
ESP10, 378, 401, 436, 459, 478, 380, , 384
ESP10, 379, 401, 435, 459, 476, 382, , 386
ESP10, 388, 406, 442, 466, 481, 384, , 388
ESP10, 389, 409, 444, 467, 481, 386, , 390
ESP10, 391, 409, 444, 466, 481, 388, , 392
ESP10, 394, 408, 439, 466, 476, 390, , 394
ESP10, 399, 416, 443, 470, 480, 393, , 397
ESP10, 399, 417, 442, 469, 480, 395, , 399
ESP10, 401, 417, 443, 469, 480, 397, , 401
ESP10, 400, 415, 445, 468, 480, 399, , 403
ESP10, 403, 419, 445, 470, 482, 401, , 405
ESP10, 412, 427, 453, 478, 488, 403, , 407
ESP10, 412, 425, 451, 477, 489, 405, , 409
ESP10, 403, 416, 446, 470, 482, 407, , 411
ESP10, 417, 434, 458, 481, 493, 409, , 413
ESP10, 419, 435, 460, 483, 495, 411, , 415
ESP10, 421, 437, 461, 484, 494, 413, , 417
ESP10, 423, 437, 467, 485, 493, 416, , 420
ESP10, 420, 434, 463, 482, 490, 418, , 422
ESP10, 425, 437, 466, 485, 494, 420, , 424
ESP10, 437, 444, 472, 490, 498, 422, , 426
ESP10, 437, 449, 471, 492, 498, 424, , 428
ESP10, 438, 453, 473, 492, 498, 426, , 430
ESP10, 440, 461, 476, 495, 501, 428, , 432
ESP10, 438, 460, 477, 495, 499, 430, , 434
ESP10, 425, 449, 466, 483, 489, 432, , 436
ESP10, 422, 447, 465, 480, 486, 434, , 438
ESP10, 427, 452, 469, 483, 487, 437, , 441
ESP10, 424, 448, 467, 479, 487, 439, , 443
ESP10, 428, 448, 467, 478, 487, 441, , 445
ESP10, 434, 452, 473, 482, 492, 443, , 447
ESP10, 432, 455, 472, 481, 492, 445, , 449
ESP10, 432, 455, 473, 483, 491, 447, , 451
ESP10, 432, 455, 474, 482, 490, 449, , 453
ESP10, 436, 454, 472, 483, 489, 451, , 455
ESP10, 444, 459, 477, 489, 495, 453, , 457
ESP10, 442, 456, 475, 487, 494, 455, , 459
ESP10, 442, 455, 476, 487, 494, 457, , 461
ESP10, 442, 455, 474, 486, 493, 460, , 464
ESP10, 446, 461, 478, 489, 495, 462, , 466
ESP10, 435, 451, 469, 481, 488, 464, , 468
ESP10, 443, 459, 474, 487, 493, 466, , 470
ESP10, 444, 459, 474, 486, 493, 468, , 472
ESP10, 436, 453, 470, 479, 485, 470, , 474
ESP10, 433, 452, 468, 478, 486, 472, , 476
ESP10, 426, 442, 458, 467, 476, 474, , 478
ESP10, 430, 449, 461, 469, 477, 476, , 480
ESP10, 430, 453, 463, 470, 478, 478, , 482
ESP10, 430, 453, 462, 469, 478, 480, , 484
ESP10, 428, 451, 462, 469, 476, 483, , 487
ESP10, 429, 447, 458, 466, 473, 485, , 489
ESP10, 427, 447, 459, 465, 472, 487, , 491
ESP10, 424, 445, 456, 463, 470, 489, , 493
ESP10, 427, 448, 459, 465, 472, 491, , 495
ESP10, 438, 453, 464, 468, 475, 493, , 497
ESP10, 444, 456, 467, 474, 479, 495, , 499
ESP10, 443, 459, 468, 476, 479, 497, , 501
ESP10, 446, 460, 469, 477, 481, 499, , 503
ESP10, 446, 460, 469, 476, 480, 501, , 505
ESP10, 444, 458, 467, 474, 477, 504, , 508
ESP10, 450, 462, 469, 477, 479, 506, , 510
ESP10, 450, 462, 470, 477, 479, 508, , 512
ESP10, 449, 463, 469, 477, 479, 510, , 514
ESP10, 450, 464, 470, 478, 480, 512, , 516
ESP10, 450, 464, 470, 478, 481, 514, , 518
ESP10, 450, 465, 471, 478, 481, 516, , 520
ESP10, 452, 466, 471, 478, 482, 518, , 522
ESP10, 454, 466, 471, 477, 480, 520, , 524
ESP10, 455, 466, 471, 477, 480, 522, , 526
ESP10, 448, 461, 467, 472, 475, 524, , 528
ESP10, 449, 462, 467, 471, 474, 527, , 531
ESP10, 444, 458, 463, 469, 471, 529, , 533
ESP10, 446, 460, 465, 470, 472, 531, , 535
ESP10, 446, 458, 463, 469, 470, 533, , 537
ESP10, 451, 461, 465, 470, 472, 535, , 539
ESP10, 453, 461, 466, 470, 471, 537, , 541
ESP10, 454, 461, 465, 469, 470, 539, , 543
ESP10, 453, 460, 465, 467, 469, 541, , 545
ESP10, 453, 461, 464, 466, 468, 543, , 547
ESP10, 454, 461, 464, 465, 466, 545, , 549
ESP10, 453, 460, 464, 465, 466, 547, , 551
ESP10, 453, 460, 464, 465, 466, 550, , 554
ESP10, 452, 460, 464, 465, 466, 552, , 556
ESP10, 453, 461, 464, 465, 466, 554, , 558
ESP10, 454, 461, 464, 465, 466, 556, , 560
ESP10, 454, 460, 464, 465, 466, 558, , 562
ESP10, 454, 459, 463, 464, 464, 560, , 564
ESP10, 455, 461, 463, 464, 465, 562, , 566
ESP10, 456, 460, 462, 463, 464, 564, , 568
ESP10, 455, 458, 459, 460, 461, 566, , 570
ESP10, 451, 453, 454, 455, 455, 568, , 572
ESP10, 452, 453, 454, 455, 455, 571, , 575
ESP10, 452, 453, 454, 455, 455, 573, , 577
ESP10, 451, 452, 453, 454, 454, 575, , 579
ESP10, 451, 452, 453, 453, 454, 577, , 581
ESP10, 451, 452, 453, 453, 454, 579, , 583
ESP10, 450, 451, 452, 453, 453, 581, , 585
ESP10, 450, 451, 452, 453, 453, 583, , 587
ESP10, 449, 450, 451, 452, 452, 585, , 589
ESP10, 449, 450, 451, 452, 452, 587, , 591
ESP10, 450, 450, 451, 452, 452, 589, , 593
ESP10, 449, 450, 451, 452, 452, 591, , 595
ESP10, 450, 450, 451, 452, 452, 594, , 598
ESP10, 449, 450, 451, 451, 452, 596, , 600
ESP10, 449, 450, 451, 451, 452, 598, , 602
ESP10, 449, 449, 450, 451, 451, 600, , 604
ESP10, 449, 449, 450, 451, 451, 602, , 606
ESP10, 449, 449, 450, 451, 451, 604, , 608
ESP10, 449, 449, 450, 451, 451, 606, , 610
ESP10, 449, 449, 450, 451, 451, 608, , 612
ESP10, 449, 449, 450, 450, 451, 610, , 614
ESP10, 448, 449, 450, 450, 451, 612, , 616
ESP10, 448, 449, 450, 450, 451, 614, , 618
ESP10, 445, 446, 447, 447, 448, 617, , 621
ESP10, 445, 446, 447, 447, 447, 619, , 623
ESP10, 445, 446, 447, 447, 447, 621, , 625
ESP10, 445, 445, 446, 447, 447, 623, , 627
ESP10, 445, 445, 446, 446, 447, 625, , 629
ESP10, 444, 445, 446, 446, 446, 627, , 631
ESP10, 444, 445, 446, 446, 446, 629, , 633
ESP10, 444, 445, 445, 446, 446, 631, , 635
ESP10, 444, 444, 445, 446, 446, 633, , 637
ESP10, 443, 444, 445, 445, 445, 635, , 639
ESP10, 442, 442, 443, 443, 444, 638, , 642
ESP10, 441, 442, 443, 443, 443, 640, , 644
ESP10, 441, 442, 443, 443, 443, 642, , 646
ESP10, 441, 442, 443, 443, 443, 644, , 648
ESP10, 442, 443, 444, 444, 444, 646, , 650
ESP10, 442, 443, 444, 444, 444, 648, , 652
ESP10, 443, 443, 444, 444, 444, 650, , 654
ESP10, 443, 443, 444, 444, 444, 652, , 656
ESP10, 443, 443, 444, 444, 444, 654, , 658
ESP10, 443, 443, 444, 444, 444, 656, , 660
ESP10, 442, 443, 444, 444, 444, 658, , 662
ESP10, 443, 443, 444, 444, 444, 661, , 665
ESP10, 443, 443, 444, 445, 445, 663, , 667
ESP10, 443, 443, 444, 444, 444, 665, , 669
ESP10, 443, 444, 444, 445, 445, 667, , 671
ESP10, 443, 443, 444, 444, 445, 669, , 673
ESP10, 443, 443, 444, 444, 444, 671, , 675
ESP10, 443, 443, 444, 444, 444, 673, , 677
ESP10, 443, 444, 444, 444, 445, 675, , 679
ESP10, 443, 444, 444, 445, 445, 677, , 681
ESP10, 443, 444, 444, 445, 445, 679, , 683
ESP10, 443, 444, 444, 445, 445, 681, , 685
ESP10, 443, 444, 444, 445, 445, 684, , 688
ESP10, 443, 444, 445, 445, 445, 686, , 690
ESP10, 443, 444, 445, 445, 445, 688, , 692
ESP10, 443, 444, 444, 445, 445, 690, , 694
ESP10, 444, 444, 445, 445, 445, 692, , 696
ESP10, 443, 444, 444, 445, 445, 694, , 698
ESP10, 443, 444, 444, 445, 445, 696, , 700
ESP10, 443, 444, 444, 445, 445, 698, , 702
ESP10, 443, 444, 444, 445, 445, 700, , 704
ESP10, 443, 444, 444, 445, 445, 702, , 706
ESP10, 443, 444, 445, 445, 445, 705, , 709
ESP10, 443, 444, 445, 445, 445, 707, , 711
ESP10, 444, 444, 445, 445, 445, 709, , 713
ESP10, 444, 444, 445, 445, 445, 711, , 715
ESP10, 444, 444, 445, 445, 445, 713, , 717
ESP10, 444, 445, 445, 445, 445, 715, , 719
ESP10, 444, 445, 445, 445, 445, 717, , 721
ESP10, 444, 445, 445, 445, 445, 719, , 723
ESP10, 444, 445, 445, 445, 445, 721, , 725
ESP10, 444, 445, 445, 445, 445, 723, , 727
ESP10, 444, 444, 445, 445, 445, 725, , 729
ESP10, 444, 445, 445, 445, 445, 728, , 732
ESP10, 444, 445, 445, 445, 445, 730, , 734
ESP10, 444, 445, 445, 445, 445, 732, , 736
ESP10, 444, 445, 445, 445, 445, 734, , 738
Max Scale
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Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/LUCI1W_SQIN.ESPF10.csv
LUCI1W_SQIN.ESPF0.csv|2026-08-15
LUCI1W_SQIN.ESPF10.csv|2026-08-15
LUCI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
BOISE - LUCKY PEAK DAM
(
LUCI1
)
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
637
1189
90
2249
1329
APR-JUL
575
1101
89
2098
1232
APR-AUG
607
1147
89
2182
1284
JAN-SEP
796
1372
83
2617
1663
JAN-JUL
737
1287
82
2447
1566
OCT-SEP
919
1532
84
2775
1829
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/LUCI1W_SQIN.ESPF10.csv
LUCI1W_SQIN.ESPF0.csv|2026-08-15
LUCI1W_SQIN.ESPF10.csv|2026-08-15
LUCI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
