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Water Year
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BOISE - AT GLENWOOD BRIDGE
(
BIGI1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-04-30
Issued:
2026-04-30
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
707
750
57
837
1321
APR-JUL
560
615
50
729
1232
JAN-SEP
1026
1070
65
1157
1646
JAN-JUL
880
935
60
1048
1557
OCT-SEP
1251
1294
71
1381
1812
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-04-30
Issued:
2026-04-30
Hide Forecast
APR-SEP
711
754
57
863
1321
APR-JUL
563
617
50
753
1232
JAN-SEP
1030
1074
65
1183
1646
JAN-JUL
882
936
60
1072
1557
OCT-SEP
1254
1298
72
1407
1812
Reference
ESP with 0 Days QPF
Ensemble:
2026-04-30
Issued:
2026-04-30
Hide Forecast
APR-SEP
701
760
58
904
1321
APR-JUL
551
637
52
808
1232
JAN-SEP
1021
1079
66
1224
1646
JAN-JUL
870
956
61
1128
1557
OCT-SEP
1245
1304
72
1448
1812
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 199, 271, 389, 425, 463, 71, , 75
ESP10, 199, 270, 388, 424, 463, 74, , 78
ESP10, 198, 268, 387, 423, 462, 77, , 81
ESP10, 202, 272, 390, 425, 463, 81, , 85
ESP10, 204, 271, 390, 425, 465, 84, , 88
ESP10, 202, 267, 386, 423, 464, 87, , 91
ESP10, 202, 266, 386, 423, 464, 90, , 94
ESP10, 205, 269, 388, 424, 465, 93, , 97
ESP10, 205, 269, 388, 424, 465, 96, , 100
ESP10, 199, 260, 382, 421, 463, 99, , 103
ESP10, 196, 259, 378, 419, 462, 103, , 107
ESP10, 201, 277, 384, 423, 464, 106, , 110
ESP10, 199, 284, 383, 422, 463, 109, , 113
ESP10, 198, 283, 381, 430, 463, 112, , 116
ESP10, 194, 276, 376, 428, 462, 115, , 119
ESP10, 183, 261, 360, 422, 455, 118, , 122
ESP10, 175, 252, 352, 419, 450, 121, , 125
ESP10, 180, 255, 357, 421, 451, 125, , 129
ESP10, 187, 256, 358, 421, 452, 128, , 132
ESP10, 193, 261, 362, 424, 454, 131, , 135
ESP10, 184, 254, 354, 418, 450, 134, , 138
ESP10, 192, 268, 360, 424, 455, 137, , 141
ESP10, 192, 268, 365, 424, 455, 140, , 144
ESP10, 202, 280, 376, 429, 460, 143, , 147
ESP10, 202, 285, 377, 428, 461, 147, , 151
ESP10, 199, 282, 375, 427, 460, 150, , 154
ESP10, 202, 283, 375, 427, 460, 153, , 157
ESP10, 207, 290, 378, 428, 461, 156, , 160
ESP10, 203, 288, 372, 427, 458, 159, , 163
ESP10, 188, 273, 362, 422, 452, 162, , 166
ESP10, 186, 273, 361, 421, 451, 166, , 170
ESP10, 181, 269, 357, 421, 451, 169, , 173
ESP10, 189, 276, 362, 423, 457, 172, , 176
ESP10, 194, 279, 364, 428, 463, 175, , 179
ESP10, 198, 282, 366, 430, 467, 178, , 182
ESP10, 203, 284, 367, 430, 469, 181, , 185
ESP10, 200, 286, 367, 428, 468, 184, , 188
ESP10, 192, 281, 359, 423, 465, 188, , 192
ESP10, 202, 283, 360, 423, 467, 191, , 195
ESP10, 211, 289, 368, 425, 470, 194, , 198
ESP10, 226, 308, 381, 433, 475, 197, , 201
ESP10, 235, 319, 382, 435, 471, 200, , 204
ESP10, 233, 316, 380, 432, 470, 203, , 207
ESP10, 242, 321, 385, 438, 472, 206, , 210
ESP10, 247, 326, 390, 440, 473, 210, , 214
ESP10, 250, 327, 395, 440, 474, 213, , 217
ESP10, 252, 329, 399, 440, 474, 216, , 220
ESP10, 260, 337, 401, 441, 477, 219, , 223
ESP10, 265, 335, 400, 440, 476, 222, , 226
ESP10, 264, 331, 397, 438, 476, 225, , 229
ESP10, 267, 335, 397, 437, 476, 228, , 232
ESP10, 262, 332, 394, 435, 475, 232, , 236
ESP10, 275, 341, 405, 442, 478, 235, , 239
ESP10, 278, 343, 409, 447, 480, 238, , 242
ESP10, 280, 346, 408, 447, 482, 241, , 245
ESP10, 285, 348, 407, 450, 482, 244, , 248
ESP10, 279, 342, 405, 446, 480, 247, , 251
ESP10, 278, 343, 407, 450, 479, 250, , 254
ESP10, 285, 351, 411, 457, 481, 254, , 258
ESP10, 266, 338, 402, 447, 475, 257, , 261
ESP10, 261, 333, 395, 442, 472, 260, , 264
ESP10, 274, 342, 404, 447, 475, 263, , 267
ESP10, 265, 333, 402, 440, 473, 266, , 270
ESP10, 262, 330, 397, 437, 471, 269, , 273
ESP10, 265, 328, 395, 438, 473, 272, , 276
ESP10, 263, 317, 387, 432, 469, 276, , 280
ESP10, 258, 310, 380, 432, 469, 279, , 283
ESP10, 280, 329, 396, 441, 473, 282, , 286
ESP10, 286, 329, 394, 439, 472, 285, , 289
ESP10, 289, 320, 389, 436, 470, 288, , 292
ESP10, 284, 308, 381, 431, 469, 291, , 295
ESP10, 270, 294, 367, 430, 468, 294, , 298
ESP10, 255, 286, 356, 424, 463, 298, , 302
ESP10, 254, 286, 357, 427, 465, 301, , 305
ESP10, 261, 296, 366, 431, 471, 304, , 308
ESP10, 252, 285, 355, 425, 464, 307, , 311
ESP10, 246, 281, 346, 421, 459, 310, , 314
ESP10, 259, 306, 359, 428, 466, 313, , 317
ESP10, 259, 318, 362, 429, 466, 316, , 320
ESP10, 266, 320, 366, 430, 467, 320, , 324
ESP10, 275, 318, 365, 429, 464, 323, , 327
ESP10, 281, 322, 376, 436, 468, 326, , 330
ESP10, 287, 326, 382, 439, 471, 329, , 333
ESP10, 288, 324, 382, 438, 470, 332, , 336
ESP10, 283, 323, 382, 435, 467, 335, , 339
ESP10, 284, 327, 383, 435, 466, 339, , 343
ESP10, 290, 328, 387, 434, 468, 342, , 346
ESP10, 295, 332, 393, 438, 473, 345, , 349
ESP10, 293, 325, 386, 434, 472, 348, , 352
ESP10, 299, 329, 390, 435, 473, 351, , 355
ESP10, 306, 334, 391, 435, 475, 354, , 358
ESP10, 304, 333, 396, 433, 474, 357, , 361
ESP10, 302, 324, 388, 428, 469, 361, , 365
ESP10, 299, 326, 388, 427, 468, 364, , 368
ESP10, 298, 329, 385, 427, 465, 367, , 371
ESP10, 297, 335, 383, 428, 463, 370, , 374
ESP10, 297, 337, 383, 430, 463, 373, , 377
ESP10, 302, 340, 386, 433, 464, 376, , 380
ESP10, 305, 348, 391, 436, 465, 379, , 383
ESP10, 312, 351, 391, 437, 465, 383, , 387
ESP10, 316, 360, 392, 441, 465, 386, , 390
ESP10, 326, 367, 394, 441, 467, 389, , 393
ESP10, 327, 367, 397, 442, 466, 392, , 396
ESP10, 330, 365, 399, 443, 465, 395, , 399
ESP10, 335, 370, 406, 447, 468, 398, , 402
ESP10, 337, 368, 406, 448, 469, 401, , 405
ESP10, 333, 364, 405, 446, 467, 405, , 409
ESP10, 341, 369, 409, 451, 470, 408, , 412
ESP10, 350, 371, 411, 451, 470, 411, , 415
ESP10, 352, 375, 413, 453, 474, 414, , 418
ESP10, 350, 381, 412, 452, 474, 417, , 421
ESP10, 354, 384, 414, 453, 475, 420, , 424
ESP10, 355, 385, 416, 454, 475, 423, , 427
ESP10, 355, 386, 417, 455, 476, 427, , 431
ESP10, 355, 388, 417, 455, 476, 430, , 434
ESP10, 356, 391, 418, 456, 476, 433, , 437
ESP10, 356, 392, 419, 458, 476, 436, , 440
ESP10, 359, 391, 420, 459, 476, 439, , 443
ESP10, 360, 399, 425, 465, 477, 442, , 446
ESP10, 363, 405, 427, 466, 478, 445, , 449
ESP10, 366, 406, 429, 467, 478, 449, , 453
ESP10, 366, 403, 427, 465, 477, 452, , 456
ESP10, 368, 405, 427, 466, 478, 455, , 459
ESP10, 363, 400, 424, 462, 476, 458, , 462
ESP10, 364, 397, 425, 461, 475, 461, , 465
ESP10, 369, 403, 429, 463, 477, 464, , 468
ESP10, 375, 413, 432, 466, 480, 467, , 471
ESP10, 376, 413, 436, 464, 478, 471, , 475
ESP10, 377, 409, 435, 462, 478, 474, , 478
ESP10, 379, 406, 434, 462, 478, 477, , 481
ESP10, 379, 404, 431, 457, 474, 480, , 484
ESP10, 379, 405, 429, 457, 475, 483, , 487
ESP10, 384, 407, 431, 460, 478, 486, , 490
ESP10, 388, 412, 437, 462, 480, 490, , 494
ESP10, 393, 417, 440, 466, 483, 493, , 497
ESP10, 392, 417, 438, 467, 483, 496, , 500
ESP10, 386, 411, 432, 463, 482, 499, , 503
ESP10, 385, 411, 431, 462, 482, 502, , 506
ESP10, 371, 399, 428, 453, 475, 505, , 509
ESP10, 391, 415, 440, 465, 486, 508, , 512
ESP10, 392, 416, 443, 466, 487, 512, , 516
ESP10, 398, 420, 446, 469, 487, 515, , 519
ESP10, 407, 426, 450, 474, 492, 518, , 522
ESP10, 404, 423, 447, 471, 489, 521, , 525
ESP10, 403, 423, 450, 470, 489, 524, , 528
ESP10, 403, 424, 449, 470, 488, 527, , 531
ESP10, 410, 428, 453, 474, 491, 530, , 534
ESP10, 404, 424, 451, 471, 487, 534, , 538
ESP10, 399, 423, 449, 468, 484, 537, , 541
ESP10, 399, 422, 448, 469, 483, 540, , 544
ESP10, 408, 426, 453, 474, 486, 543, , 547
ESP10, 410, 428, 455, 475, 487, 546, , 550
ESP10, 411, 428, 455, 474, 486, 549, , 553
ESP10, 413, 428, 450, 474, 482, 552, , 556
ESP10, 419, 432, 453, 477, 485, 556, , 560
ESP10, 419, 435, 454, 477, 485, 559, , 563
ESP10, 423, 435, 457, 478, 485, 562, , 566
ESP10, 423, 434, 457, 477, 487, 565, , 569
ESP10, 425, 438, 459, 479, 489, 568, , 572
ESP10, 431, 443, 464, 485, 494, 571, , 575
ESP10, 432, 441, 464, 485, 495, 574, , 578
ESP10, 426, 435, 458, 478, 489, 578, , 582
ESP10, 435, 448, 468, 488, 499, 581, , 585
ESP10, 436, 449, 469, 490, 500, 584, , 588
ESP10, 437, 449, 472, 490, 499, 587, , 591
ESP10, 438, 451, 475, 491, 498, 590, , 594
ESP10, 437, 447, 472, 488, 495, 593, , 597
ESP10, 441, 449, 474, 490, 498, 596, , 600
ESP10, 450, 454, 480, 495, 502, 600, , 604
ESP10, 450, 460, 480, 497, 503, 603, , 607
ESP10, 451, 463, 481, 497, 503, 606, , 610
ESP10, 452, 469, 483, 499, 504, 609, , 613
ESP10, 451, 469, 484, 500, 504, 612, , 616
ESP10, 441, 460, 474, 489, 494, 615, , 619
ESP10, 438, 458, 473, 486, 492, 618, , 622
ESP10, 442, 461, 477, 489, 493, 622, , 626
ESP10, 440, 459, 475, 485, 493, 625, , 629
ESP10, 443, 459, 476, 485, 493, 628, , 632
ESP10, 448, 462, 480, 488, 497, 631, , 635
ESP10, 449, 466, 482, 489, 498, 634, , 638
ESP10, 449, 466, 481, 490, 498, 637, , 641
ESP10, 449, 467, 483, 490, 497, 640, , 644
ESP10, 452, 465, 481, 491, 496, 644, , 648
ESP10, 459, 470, 485, 496, 502, 647, , 651
ESP10, 457, 468, 484, 495, 501, 650, , 654
ESP10, 457, 468, 485, 495, 501, 653, , 657
ESP10, 458, 468, 484, 494, 500, 656, , 660
ESP10, 461, 473, 487, 497, 502, 659, , 663
ESP10, 451, 463, 477, 489, 495, 663, , 667
ESP10, 459, 471, 484, 495, 501, 666, , 670
ESP10, 448, 463, 475, 485, 491, 669, , 673
ESP10, 440, 457, 470, 478, 483, 672, , 676
ESP10, 439, 456, 469, 478, 484, 675, , 679
ESP10, 447, 459, 472, 480, 486, 678, , 682
ESP10, 450, 465, 475, 481, 487, 681, , 685
ESP10, 450, 468, 476, 482, 488, 685, , 689
ESP10, 450, 469, 476, 482, 489, 688, , 692
ESP10, 449, 468, 476, 482, 488, 691, , 695
ESP10, 449, 464, 473, 480, 485, 694, , 698
ESP10, 447, 464, 473, 478, 484, 697, , 701
ESP10, 446, 464, 473, 478, 483, 700, , 704
ESP10, 446, 463, 471, 476, 482, 703, , 707
ESP10, 455, 467, 475, 479, 484, 707, , 711
ESP10, 460, 470, 479, 484, 488, 710, , 714
ESP10, 461, 473, 480, 486, 489, 713, , 717
ESP10, 462, 474, 481, 488, 491, 716, , 720
ESP10, 462, 474, 481, 487, 490, 719, , 723
ESP10, 462, 473, 481, 486, 489, 722, , 726
ESP10, 468, 477, 484, 490, 491, 725, , 729
ESP10, 468, 478, 484, 490, 492, 729, , 733
ESP10, 467, 478, 483, 489, 491, 732, , 736
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/BIGI1N_SQIN.ESPF10.csv
BIGI1N_SQIN.ESPF0.csv|2026-04-30
BIGI1N_SQIN.ESPF10.csv|2026-04-30
BIGI1N_SQIN.ESPFM.csv|2026-04-30
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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