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Water Year
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BOISE - NEAR PARMA
(
PARI1
)
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
406
408
70
410
584
APR-JUL
310
310
64
310
486
APR-AUG
347
348
65
349
531
JAN-SEP
545
547
64
549
859
JAN-JUL
449
449
59
449
761
OCT-SEP
705
707
69
709
1023
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
406
407
70
410
584
APR-JUL
310
310
64
310
486
APR-AUG
347
347
65
349
531
JAN-SEP
545
547
64
549
859
JAN-JUL
449
449
59
449
761
OCT-SEP
704
706
69
709
1023
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
408
411
70
413
584
APR-JUL
310
310
64
310
486
APR-AUG
349
350
66
352
531
JAN-SEP
547
550
64
553
859
JAN-JUL
449
449
59
449
761
OCT-SEP
707
709
69
712
1023
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 250, 390, 456, 471, 485, 70, , 74
ESP10, 248, 388, 456, 472, 485, 72, , 76
ESP10, 237, 378, 452, 469, 482, 74, , 78
ESP10, 247, 385, 455, 470, 483, 76, , 80
ESP10, 238, 377, 447, 468, 482, 78, , 82
ESP10, 229, 371, 444, 465, 482, 81, , 85
ESP10, 228, 368, 446, 465, 482, 83, , 87
ESP10, 236, 374, 448, 469, 483, 85, , 89
ESP10, 236, 374, 449, 469, 483, 87, , 91
ESP10, 216, 356, 445, 463, 480, 89, , 93
ESP10, 207, 363, 442, 462, 478, 91, , 95
ESP10, 226, 380, 448, 466, 482, 93, , 97
ESP10, 222, 377, 447, 466, 482, 95, , 99
ESP10, 217, 372, 447, 466, 482, 97, , 101
ESP10, 202, 354, 444, 463, 481, 99, , 103
ESP10, 169, 321, 423, 455, 478, 102, , 106
ESP10, 158, 306, 416, 453, 477, 104, , 108
ESP10, 165, 313, 425, 455, 478, 106, , 110
ESP10, 169, 313, 425, 456, 479, 108, , 112
ESP10, 179, 330, 432, 458, 480, 110, , 114
ESP10, 165, 318, 420, 456, 478, 112, , 116
ESP10, 179, 339, 431, 459, 480, 114, , 118
ESP10, 179, 349, 434, 460, 481, 116, , 120
ESP10, 198, 365, 444, 464, 484, 118, , 122
ESP10, 195, 369, 444, 463, 484, 120, , 124
ESP10, 191, 368, 443, 463, 483, 122, , 126
ESP10, 200, 382, 443, 465, 483, 125, , 129
ESP10, 205, 385, 444, 466, 483, 127, , 131
ESP10, 198, 374, 440, 464, 482, 129, , 133
ESP10, 173, 352, 431, 459, 478, 131, , 135
ESP10, 172, 363, 431, 459, 477, 133, , 137
ESP10, 179, 362, 426, 458, 476, 135, , 139
ESP10, 209, 372, 430, 459, 477, 137, , 141
ESP10, 223, 374, 431, 463, 478, 139, , 143
ESP10, 231, 380, 435, 464, 480, 141, , 145
ESP10, 250, 386, 439, 466, 483, 143, , 147
ESP10, 244, 381, 436, 465, 482, 145, , 149
ESP10, 238, 376, 434, 462, 481, 148, , 152
ESP10, 249, 381, 437, 463, 483, 150, , 154
ESP10, 250, 385, 436, 463, 483, 152, , 156
ESP10, 275, 407, 443, 468, 486, 154, , 158
ESP10, 295, 414, 445, 469, 486, 156, , 160
ESP10, 291, 412, 446, 468, 485, 158, , 162
ESP10, 293, 411, 447, 469, 485, 160, , 164
ESP10, 304, 419, 452, 472, 488, 162, , 166
ESP10, 313, 424, 455, 473, 488, 164, , 168
ESP10, 317, 425, 456, 475, 489, 166, , 170
ESP10, 329, 426, 457, 476, 491, 169, , 173
ESP10, 337, 424, 456, 476, 491, 171, , 175
ESP10, 335, 422, 456, 475, 491, 173, , 177
ESP10, 344, 425, 456, 474, 491, 175, , 179
ESP10, 346, 425, 454, 475, 490, 177, , 181
ESP10, 358, 432, 459, 478, 492, 179, , 183
ESP10, 366, 436, 459, 479, 492, 181, , 185
ESP10, 371, 432, 457, 479, 492, 183, , 187
ESP10, 375, 431, 458, 479, 492, 185, , 189
ESP10, 368, 428, 456, 477, 491, 187, , 191
ESP10, 370, 433, 457, 478, 491, 189, , 193
ESP10, 378, 439, 460, 481, 492, 192, , 196
ESP10, 359, 433, 457, 478, 489, 194, , 198
ESP10, 344, 419, 453, 476, 487, 196, , 200
ESP10, 360, 429, 457, 479, 489, 198, , 202
ESP10, 348, 416, 456, 477, 487, 200, , 204
ESP10, 340, 408, 453, 474, 486, 202, , 206
ESP10, 332, 397, 449, 472, 485, 204, , 208
ESP10, 318, 377, 444, 465, 480, 206, , 210
ESP10, 300, 364, 438, 460, 477, 208, , 212
ESP10, 338, 404, 449, 468, 483, 210, , 214
ESP10, 343, 403, 449, 468, 483, 212, , 216
ESP10, 325, 386, 443, 464, 480, 215, , 219
ESP10, 334, 386, 445, 464, 480, 217, , 221
ESP10, 310, 365, 437, 460, 476, 219, , 223
ESP10, 297, 362, 429, 456, 475, 221, , 225
ESP10, 297, 357, 428, 455, 474, 223, , 227
ESP10, 315, 367, 441, 461, 476, 225, , 229
ESP10, 303, 346, 428, 455, 472, 227, , 231
ESP10, 292, 347, 416, 454, 472, 229, , 233
ESP10, 312, 379, 441, 457, 476, 231, , 235
ESP10, 313, 385, 445, 457, 476, 233, , 237
ESP10, 316, 392, 443, 457, 476, 236, , 240
ESP10, 308, 389, 436, 457, 473, 238, , 242
ESP10, 300, 379, 426, 453, 469, 240, , 244
ESP10, 305, 380, 429, 450, 470, 242, , 246
ESP10, 309, 380, 428, 454, 471, 244, , 248
ESP10, 303, 380, 421, 453, 471, 246, , 250
ESP10, 304, 380, 421, 456, 472, 248, , 252
ESP10, 307, 384, 424, 465, 476, 250, , 254
ESP10, 309, 386, 429, 465, 476, 252, , 256
ESP10, 306, 375, 425, 460, 475, 254, , 258
ESP10, 313, 377, 425, 460, 475, 256, , 260
ESP10, 318, 383, 431, 460, 475, 259, , 263
ESP10, 331, 382, 431, 460, 475, 261, , 265
ESP10, 319, 370, 433, 457, 474, 263, , 267
ESP10, 315, 372, 432, 456, 474, 265, , 269
ESP10, 314, 373, 428, 455, 473, 267, , 271
ESP10, 315, 376, 428, 457, 473, 269, , 273
ESP10, 316, 382, 430, 460, 473, 271, , 275
ESP10, 319, 388, 432, 462, 474, 273, , 277
ESP10, 321, 395, 435, 463, 474, 275, , 279
ESP10, 339, 399, 440, 463, 474, 277, , 281
ESP10, 345, 403, 442, 463, 474, 279, , 283
ESP10, 356, 407, 443, 463, 475, 282, , 286
ESP10, 356, 411, 443, 462, 476, 284, , 288
ESP10, 357, 413, 444, 462, 476, 286, , 290
ESP10, 363, 421, 449, 465, 478, 288, , 292
ESP10, 363, 422, 450, 463, 477, 290, , 294
ESP10, 361, 419, 448, 462, 477, 292, , 296
ESP10, 369, 426, 453, 466, 478, 294, , 298
ESP10, 375, 426, 453, 467, 478, 296, , 300
ESP10, 380, 426, 453, 468, 478, 298, , 302
ESP10, 382, 427, 453, 469, 478, 300, , 304
ESP10, 386, 429, 454, 472, 479, 303, , 307
ESP10, 395, 430, 455, 474, 479, 305, , 309
ESP10, 396, 432, 455, 474, 480, 307, , 311
ESP10, 396, 434, 454, 474, 481, 309, , 313
ESP10, 397, 437, 455, 475, 481, 311, , 315
ESP10, 400, 437, 455, 475, 481, 313, , 317
ESP10, 404, 437, 455, 474, 481, 315, , 319
ESP10, 407, 440, 460, 476, 482, 317, , 321
ESP10, 406, 442, 461, 476, 482, 319, , 323
ESP10, 401, 437, 457, 472, 479, 321, , 325
ESP10, 407, 436, 457, 472, 479, 323, , 327
ESP10, 410, 436, 457, 474, 479, 326, , 330
ESP10, 400, 426, 453, 470, 478, 328, , 332
ESP10, 404, 426, 455, 471, 477, 330, , 334
ESP10, 414, 431, 458, 473, 479, 332, , 336
ESP10, 421, 443, 461, 476, 481, 334, , 338
ESP10, 418, 440, 459, 475, 480, 336, , 340
ESP10, 415, 437, 460, 475, 478, 338, , 342
ESP10, 415, 436, 457, 474, 477, 340, , 344
ESP10, 420, 437, 456, 474, 477, 342, , 346
ESP10, 417, 438, 455, 475, 477, 344, , 348
ESP10, 421, 438, 456, 474, 477, 346, , 350
ESP10, 422, 441, 458, 474, 478, 349, , 353
ESP10, 427, 446, 460, 476, 481, 351, , 355
ESP10, 426, 446, 461, 477, 481, 353, , 357
ESP10, 423, 442, 456, 475, 481, 355, , 359
ESP10, 423, 441, 457, 475, 480, 357, , 361
ESP10, 405, 434, 447, 469, 475, 359, , 363
ESP10, 427, 442, 456, 475, 480, 361, , 365
ESP10, 424, 440, 454, 474, 480, 363, , 367
ESP10, 422, 437, 454, 472, 479, 365, , 369
ESP10, 430, 445, 460, 475, 481, 367, , 371
ESP10, 427, 439, 459, 473, 479, 370, , 374
ESP10, 427, 437, 459, 471, 478, 372, , 376
ESP10, 428, 438, 459, 471, 477, 374, , 378
ESP10, 431, 443, 462, 475, 479, 376, , 380
ESP10, 428, 439, 458, 472, 478, 378, , 382
ESP10, 425, 439, 458, 471, 476, 380, , 384
ESP10, 425, 438, 458, 470, 476, 382, , 386
ESP10, 430, 442, 461, 472, 477, 384, , 388
ESP10, 432, 445, 461, 473, 477, 386, , 390
ESP10, 433, 447, 462, 474, 478, 388, , 392
ESP10, 430, 445, 462, 472, 478, 390, , 394
ESP10, 435, 448, 463, 474, 480, 393, , 397
ESP10, 437, 449, 463, 474, 479, 395, , 399
ESP10, 437, 450, 462, 475, 479, 397, , 401
ESP10, 428, 439, 450, 466, 472, 399, , 403
ESP10, 428, 437, 450, 466, 471, 401, , 405
ESP10, 435, 443, 455, 472, 476, 403, , 407
ESP10, 433, 442, 453, 470, 476, 405, , 409
ESP10, 430, 438, 450, 466, 472, 407, , 411
ESP10, 438, 446, 456, 472, 478, 409, , 413
ESP10, 440, 448, 457, 473, 479, 411, , 415
ESP10, 442, 451, 460, 475, 480, 413, , 417
ESP10, 445, 451, 464, 476, 480, 416, , 420
ESP10, 443, 448, 463, 474, 478, 418, , 422
ESP10, 444, 448, 463, 474, 478, 420, , 424
ESP10, 447, 451, 466, 474, 478, 422, , 426
ESP10, 449, 456, 466, 475, 478, 424, , 428
ESP10, 447, 456, 467, 474, 478, 426, , 430
ESP10, 449, 461, 470, 477, 480, 428, , 432
ESP10, 449, 461, 468, 476, 479, 430, , 434
ESP10, 441, 454, 463, 471, 474, 432, , 436
ESP10, 440, 454, 462, 469, 473, 434, , 438
ESP10, 442, 455, 464, 470, 473, 437, , 441
ESP10, 440, 454, 462, 468, 472, 439, , 443
ESP10, 442, 454, 462, 468, 471, 441, , 445
ESP10, 445, 456, 464, 470, 474, 443, , 447
ESP10, 445, 457, 464, 469, 474, 445, , 449
ESP10, 445, 457, 464, 469, 473, 447, , 451
ESP10, 450, 462, 469, 473, 477, 449, , 453
ESP10, 453, 461, 469, 473, 476, 451, , 455
ESP10, 446, 453, 460, 466, 469, 453, , 457
ESP10, 445, 451, 461, 465, 468, 455, , 459
ESP10, 445, 451, 461, 465, 469, 457, , 461
ESP10, 447, 451, 460, 466, 469, 460, , 464
ESP10, 453, 458, 467, 473, 475, 462, , 466
ESP10, 445, 452, 462, 469, 472, 464, , 468
ESP10, 451, 457, 467, 473, 476, 466, , 470
ESP10, 489, 497, 501, 505, 508, 468, , 472
ESP10, 473, 481, 486, 489, 492, 470, , 474
ESP10, 472, 480, 486, 489, 491, 472, , 476
ESP10, 432, 441, 447, 453, 455, 474, , 478
ESP10, 433, 441, 448, 452, 455, 476, , 480
ESP10, 433, 442, 449, 453, 455, 478, , 482
ESP10, 441, 451, 457, 461, 463, 480, , 484
ESP10, 438, 446, 453, 458, 460, 483, , 487
ESP10, 438, 445, 452, 456, 458, 485, , 489
ESP10, 434, 441, 448, 452, 455, 487, , 491
ESP10, 436, 442, 449, 453, 456, 489, , 493
ESP10, 437, 442, 449, 452, 454, 491, , 495
ESP10, 440, 444, 450, 454, 456, 493, , 497
ESP10, 443, 449, 455, 458, 460, 495, , 499
ESP10, 444, 450, 456, 460, 461, 497, , 501
ESP10, 446, 451, 456, 460, 462, 499, , 503
ESP10, 445, 449, 455, 458, 460, 501, , 505
ESP10, 446, 452, 456, 459, 461, 504, , 508
ESP10, 451, 457, 461, 464, 466, 506, , 510
ESP10, 453, 458, 462, 465, 468, 508, , 512
ESP10, 453, 459, 463, 466, 468, 510, , 514
ESP10, 455, 460, 465, 468, 469, 512, , 516
ESP10, 460, 466, 470, 473, 475, 514, , 518
ESP10, 459, 465, 468, 472, 474, 516, , 520
ESP10, 458, 464, 468, 471, 472, 518, , 522
ESP10, 466, 471, 474, 477, 479, 520, , 524
ESP10, 466, 472, 474, 477, 479, 522, , 526
ESP10, 466, 472, 473, 476, 478, 524, , 528
ESP10, 464, 470, 472, 474, 476, 527, , 531
ESP10, 462, 468, 470, 472, 474, 529, , 533
ESP10, 465, 469, 471, 473, 475, 531, , 535
ESP10, 463, 466, 468, 471, 472, 533, , 537
ESP10, 465, 468, 470, 472, 474, 535, , 539
ESP10, 466, 468, 470, 472, 474, 537, , 541
ESP10, 465, 467, 469, 471, 473, 539, , 543
ESP10, 462, 464, 466, 468, 470, 541, , 545
ESP10, 463, 465, 466, 468, 470, 543, , 547
ESP10, 464, 465, 466, 468, 470, 545, , 549
ESP10, 463, 464, 465, 468, 469, 547, , 551
ESP10, 462, 464, 465, 467, 468, 550, , 554
ESP10, 462, 465, 466, 468, 469, 552, , 556
ESP10, 467, 469, 471, 472, 474, 554, , 558
ESP10, 467, 469, 471, 472, 473, 556, , 560
ESP10, 467, 470, 471, 472, 474, 558, , 562
ESP10, 466, 469, 470, 472, 473, 560, , 564
ESP10, 467, 469, 470, 472, 473, 562, , 566
ESP10, 467, 469, 470, 471, 473, 564, , 568
ESP10, 466, 467, 468, 470, 471, 566, , 570
ESP10, 464, 465, 467, 468, 469, 568, , 572
ESP10, 464, 464, 466, 467, 468, 571, , 575
ESP10, 462, 463, 464, 465, 466, 573, , 577
ESP10, 463, 463, 464, 466, 467, 575, , 579
ESP10, 463, 464, 465, 466, 467, 577, , 581
ESP10, 461, 462, 463, 465, 466, 579, , 583
ESP10, 462, 463, 463, 465, 466, 581, , 585
ESP10, 461, 462, 463, 464, 465, 583, , 587
ESP10, 461, 462, 463, 465, 466, 585, , 589
ESP10, 461, 462, 463, 464, 465, 587, , 591
ESP10, 461, 462, 463, 464, 465, 589, , 593
ESP10, 460, 461, 462, 463, 465, 591, , 595
ESP10, 461, 461, 463, 463, 465, 594, , 598
ESP10, 460, 461, 462, 463, 464, 596, , 600
ESP10, 460, 461, 462, 463, 464, 598, , 602
ESP10, 460, 460, 461, 462, 464, 600, , 604
ESP10, 458, 459, 460, 461, 462, 602, , 606
ESP10, 458, 459, 460, 461, 462, 604, , 608
ESP10, 460, 461, 462, 463, 464, 606, , 610
ESP10, 462, 462, 464, 464, 466, 608, , 612
ESP10, 462, 462, 464, 465, 466, 610, , 614
ESP10, 463, 464, 465, 466, 467, 612, , 616
ESP10, 463, 464, 465, 466, 467, 614, , 618
ESP10, 463, 463, 465, 465, 466, 617, , 621
ESP10, 461, 462, 463, 464, 465, 619, , 623
ESP10, 461, 462, 463, 464, 465, 621, , 625
ESP10, 462, 463, 463, 465, 465, 623, , 627
ESP10, 463, 464, 464, 465, 466, 625, , 629
ESP10, 463, 464, 464, 466, 467, 627, , 631
ESP10, 463, 464, 464, 465, 466, 629, , 633
ESP10, 458, 459, 460, 461, 462, 631, , 635
ESP10, 458, 458, 460, 460, 461, 633, , 637
ESP10, 459, 459, 460, 461, 462, 635, , 639
ESP10, 459, 459, 460, 461, 462, 638, , 642
ESP10, 460, 460, 461, 462, 463, 640, , 644
ESP10, 460, 460, 461, 461, 462, 642, , 646
ESP10, 460, 460, 461, 461, 462, 644, , 648
ESP10, 461, 461, 462, 463, 464, 646, , 650
ESP10, 461, 461, 462, 462, 463, 648, , 652
ESP10, 461, 461, 462, 463, 464, 650, , 654
ESP10, 461, 462, 462, 463, 464, 652, , 656
ESP10, 461, 462, 462, 463, 464, 654, , 658
ESP10, 461, 462, 462, 463, 464, 656, , 660
ESP10, 463, 463, 464, 464, 465, 658, , 662
ESP10, 462, 463, 463, 464, 465, 661, , 665
ESP10, 463, 463, 464, 464, 465, 663, , 667
ESP10, 463, 463, 464, 464, 465, 665, , 669
ESP10, 463, 463, 464, 464, 465, 667, , 671
ESP10, 465, 465, 465, 466, 467, 669, , 673
ESP10, 465, 465, 465, 466, 467, 671, , 675
ESP10, 464, 465, 465, 466, 466, 673, , 677
ESP10, 464, 464, 464, 465, 466, 675, , 679
ESP10, 464, 464, 464, 465, 466, 677, , 681
ESP10, 464, 464, 465, 465, 466, 679, , 683
ESP10, 464, 465, 465, 466, 466, 681, , 685
ESP10, 464, 464, 465, 465, 466, 684, , 688
ESP10, 464, 464, 465, 465, 466, 686, , 690
ESP10, 464, 464, 465, 465, 466, 688, , 692
ESP10, 465, 465, 465, 466, 466, 690, , 694
ESP10, 464, 464, 465, 465, 466, 692, , 696
ESP10, 468, 468, 468, 469, 469, 694, , 698
ESP10, 468, 468, 469, 469, 470, 696, , 700
ESP10, 468, 469, 469, 469, 470, 698, , 702
ESP10, 468, 469, 469, 469, 470, 700, , 704
ESP10, 468, 469, 469, 469, 470, 702, , 706
ESP10, 468, 468, 469, 469, 469, 705, , 709
ESP10, 468, 469, 469, 469, 469, 707, , 711
ESP10, 469, 470, 470, 470, 471, 709, , 713
ESP10, 469, 470, 470, 470, 471, 711, , 715
ESP10, 470, 471, 471, 471, 472, 713, , 717
ESP10, 468, 468, 468, 469, 469, 715, , 719
ESP10, 467, 468, 468, 468, 469, 717, , 721
ESP10, 467, 467, 468, 468, 468, 719, , 723
ESP10, 467, 468, 468, 468, 468, 721, , 725
ESP10, 467, 468, 468, 468, 468, 723, , 727
ESP10, 467, 467, 467, 468, 468, 725, , 729
ESP10, 468, 468, 468, 468, 469, 728, , 732
ESP10, 468, 468, 468, 468, 469, 730, , 734
ESP10, 468, 468, 468, 468, 469, 732, , 736
ESP10, 467, 467, 468, 468, 468, 734, , 738
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/PARI1W_SQIN.ESPF10.csv
PARI1W_SQIN.ESPF0.csv|2026-08-15
PARI1W_SQIN.ESPF10.csv|2026-08-15
PARI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
BOISE - NEAR PARMA
(
PARI1
)
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
221
414
71
1320
584
APR-JUL
200
365
75
1193
486
APR-AUG
201
395
74
1251
531
JAN-SEP
438
653
76
1607
859
JAN-JUL
420
608
80
1480
761
OCT-SEP
572
798
78
1751
1023
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/PARI1W_SQIN.ESPF10.csv
PARI1W_SQIN.ESPF0.csv|2026-08-15
PARI1W_SQIN.ESPF10.csv|2026-08-15
PARI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
