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Archive:
Water Year
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HENRYS FORK - AT REXBURG
(
REXI1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
843
851
50
866
1710
APR-JUL
651
651
49
651
1335
APR-AUG
756
757
49
757
1536
JAN-SEP
1194
1202
57
1217
2096
JAN-JUL
1002
1002
58
1002
1721
OCT-SEP
1515
1523
60
1538
2527
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
844
854
50
870
1710
APR-JUL
651
651
49
651
1335
APR-AUG
756
758
49
761
1536
JAN-SEP
1194
1204
57
1221
2096
JAN-JUL
1002
1002
58
1002
1721
OCT-SEP
1515
1525
60
1542
2527
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
845
855
50
873
1710
APR-JUL
651
651
49
651
1335
APR-AUG
756
759
49
767
1536
JAN-SEP
1196
1206
58
1223
2096
JAN-JUL
1002
1002
58
1002
1721
OCT-SEP
1517
1527
60
1544
2527
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 259, 316, 398, 438, 468, 70, , 74
ESP10, 253, 310, 394, 433, 464, 72, , 76
ESP10, 257, 317, 398, 436, 467, 74, , 78
ESP10, 261, 317, 397, 434, 465, 76, , 80
ESP10, 268, 319, 397, 434, 466, 78, , 82
ESP10, 265, 317, 395, 434, 465, 81, , 85
ESP10, 260, 312, 391, 430, 462, 83, , 87
ESP10, 258, 311, 389, 428, 462, 85, , 89
ESP10, 253, 307, 385, 425, 459, 87, , 91
ESP10, 243, 299, 377, 418, 453, 89, , 93
ESP10, 235, 291, 370, 411, 448, 91, , 95
ESP10, 231, 287, 369, 409, 446, 93, , 97
ESP10, 242, 298, 379, 418, 454, 95, , 99
ESP10, 245, 300, 381, 420, 456, 97, , 101
ESP10, 247, 303, 383, 426, 460, 99, , 103
ESP10, 238, 294, 376, 420, 458, 101, , 105
ESP10, 229, 287, 370, 416, 453, 103, , 107
ESP10, 230, 286, 370, 419, 452, 106, , 110
ESP10, 238, 290, 374, 422, 455, 108, , 112
ESP10, 242, 296, 379, 425, 459, 110, , 114
ESP10, 241, 294, 380, 423, 457, 112, , 116
ESP10, 254, 300, 387, 428, 461, 114, , 118
ESP10, 254, 300, 387, 427, 460, 116, , 120
ESP10, 255, 304, 388, 427, 461, 118, , 122
ESP10, 261, 311, 394, 431, 465, 120, , 124
ESP10, 264, 311, 393, 430, 466, 122, , 126
ESP10, 270, 315, 397, 430, 466, 124, , 128
ESP10, 275, 320, 398, 430, 467, 126, , 130
ESP10, 278, 324, 398, 433, 468, 129, , 133
ESP10, 272, 316, 391, 431, 462, 131, , 135
ESP10, 274, 321, 392, 434, 465, 133, , 137
ESP10, 279, 327, 395, 437, 470, 135, , 139
ESP10, 285, 333, 396, 441, 473, 137, , 141
ESP10, 280, 327, 392, 438, 471, 139, , 143
ESP10, 280, 327, 391, 439, 472, 141, , 145
ESP10, 283, 329, 393, 440, 477, 143, , 147
ESP10, 283, 327, 391, 438, 476, 145, , 149
ESP10, 278, 323, 385, 433, 472, 147, , 151
ESP10, 275, 320, 383, 431, 472, 149, , 153
ESP10, 281, 328, 388, 435, 475, 151, , 155
ESP10, 290, 334, 395, 439, 479, 154, , 158
ESP10, 284, 329, 393, 435, 477, 156, , 160
ESP10, 289, 331, 398, 437, 480, 158, , 162
ESP10, 293, 334, 402, 440, 483, 160, , 164
ESP10, 292, 335, 403, 444, 481, 162, , 166
ESP10, 292, 334, 406, 445, 482, 164, , 168
ESP10, 301, 345, 412, 450, 486, 166, , 170
ESP10, 306, 351, 414, 453, 489, 168, , 172
ESP10, 303, 355, 412, 454, 487, 170, , 174
ESP10, 303, 353, 408, 452, 484, 172, , 176
ESP10, 306, 353, 409, 454, 484, 174, , 178
ESP10, 305, 353, 411, 455, 482, 177, , 181
ESP10, 316, 359, 417, 458, 484, 179, , 183
ESP10, 317, 359, 416, 458, 483, 181, , 185
ESP10, 326, 363, 419, 460, 485, 183, , 187
ESP10, 326, 364, 418, 460, 485, 185, , 189
ESP10, 320, 358, 414, 456, 481, 187, , 191
ESP10, 323, 362, 417, 457, 483, 189, , 193
ESP10, 333, 368, 419, 459, 485, 191, , 195
ESP10, 327, 358, 410, 451, 477, 193, , 197
ESP10, 320, 350, 405, 448, 471, 195, , 199
ESP10, 326, 358, 414, 452, 476, 197, , 201
ESP10, 322, 356, 416, 451, 477, 199, , 203
ESP10, 311, 346, 409, 444, 473, 202, , 206
ESP10, 313, 349, 411, 446, 477, 204, , 208
ESP10, 306, 344, 405, 442, 472, 206, , 210
ESP10, 301, 340, 400, 441, 470, 208, , 212
ESP10, 309, 347, 407, 446, 474, 210, , 214
ESP10, 312, 352, 410, 448, 475, 212, , 216
ESP10, 309, 348, 407, 446, 473, 214, , 218
ESP10, 300, 338, 397, 440, 466, 216, , 220
ESP10, 299, 333, 393, 438, 463, 218, , 222
ESP10, 293, 330, 385, 435, 457, 220, , 224
ESP10, 295, 331, 387, 436, 461, 222, , 226
ESP10, 296, 336, 389, 437, 465, 225, , 229
ESP10, 287, 326, 380, 430, 460, 227, , 231
ESP10, 280, 318, 375, 423, 457, 229, , 233
ESP10, 281, 311, 370, 418, 455, 231, , 235
ESP10, 289, 319, 374, 422, 459, 233, , 237
ESP10, 292, 320, 376, 421, 458, 235, , 239
ESP10, 294, 325, 382, 421, 457, 237, , 241
ESP10, 293, 320, 378, 417, 454, 239, , 243
ESP10, 305, 329, 384, 429, 461, 241, , 245
ESP10, 301, 334, 380, 426, 461, 243, , 247
ESP10, 295, 331, 376, 422, 457, 245, , 249
ESP10, 299, 333, 378, 425, 461, 248, , 252
ESP10, 308, 339, 385, 431, 471, 250, , 254
ESP10, 315, 345, 391, 438, 474, 252, , 256
ESP10, 318, 348, 390, 440, 475, 254, , 258
ESP10, 317, 348, 388, 440, 473, 256, , 260
ESP10, 295, 331, 370, 422, 458, 258, , 262
ESP10, 294, 332, 368, 421, 458, 260, , 264
ESP10, 292, 332, 366, 417, 455, 262, , 266
ESP10, 288, 329, 364, 413, 452, 264, , 268
ESP10, 288, 331, 362, 411, 452, 266, , 270
ESP10, 287, 331, 359, 409, 449, 268, , 272
ESP10, 291, 338, 360, 410, 450, 270, , 274
ESP10, 302, 340, 363, 413, 452, 273, , 277
ESP10, 305, 340, 371, 415, 452, 275, , 279
ESP10, 308, 339, 370, 414, 451, 277, , 281
ESP10, 314, 339, 374, 415, 453, 279, , 283
ESP10, 319, 339, 375, 416, 453, 281, , 285
ESP10, 323, 340, 375, 416, 453, 283, , 287
ESP10, 327, 341, 373, 414, 451, 285, , 289
ESP10, 335, 344, 377, 417, 454, 287, , 291
ESP10, 335, 347, 377, 418, 453, 289, , 293
ESP10, 333, 346, 375, 417, 452, 291, , 295
ESP10, 337, 353, 380, 420, 454, 293, , 297
ESP10, 338, 360, 381, 424, 453, 296, , 300
ESP10, 342, 365, 387, 431, 456, 298, , 302
ESP10, 345, 363, 390, 435, 454, 300, , 304
ESP10, 349, 365, 395, 439, 456, 302, , 306
ESP10, 352, 366, 397, 441, 457, 304, , 308
ESP10, 354, 367, 398, 442, 458, 306, , 310
ESP10, 357, 370, 399, 442, 459, 308, , 312
ESP10, 359, 371, 400, 443, 460, 310, , 314
ESP10, 362, 371, 400, 444, 461, 312, , 316
ESP10, 361, 375, 400, 444, 462, 314, , 318
ESP10, 361, 375, 402, 444, 462, 316, , 320
ESP10, 363, 378, 405, 445, 464, 318, , 322
ESP10, 363, 381, 406, 447, 465, 321, , 325
ESP10, 361, 381, 408, 444, 464, 323, , 327
ESP10, 362, 383, 410, 445, 465, 325, , 329
ESP10, 352, 375, 401, 439, 458, 327, , 331
ESP10, 352, 376, 404, 439, 458, 329, , 333
ESP10, 356, 378, 405, 440, 459, 331, , 335
ESP10, 359, 381, 407, 442, 460, 333, , 337
ESP10, 362, 383, 408, 443, 464, 335, , 339
ESP10, 364, 386, 411, 446, 465, 337, , 341
ESP10, 365, 384, 407, 444, 461, 339, , 343
ESP10, 355, 376, 400, 436, 454, 341, , 345
ESP10, 351, 374, 400, 433, 454, 344, , 348
ESP10, 358, 379, 406, 438, 460, 346, , 350
ESP10, 359, 382, 408, 439, 461, 348, , 352
ESP10, 366, 387, 413, 445, 466, 350, , 354
ESP10, 368, 390, 417, 449, 467, 352, , 356
ESP10, 366, 385, 415, 445, 467, 354, , 358
ESP10, 361, 378, 409, 441, 463, 356, , 360
ESP10, 358, 375, 406, 436, 460, 358, , 362
ESP10, 369, 387, 416, 445, 467, 360, , 364
ESP10, 367, 386, 417, 445, 466, 362, , 366
ESP10, 365, 383, 414, 441, 462, 364, , 368
ESP10, 379, 393, 427, 451, 469, 366, , 370
ESP10, 379, 393, 425, 451, 468, 369, , 373
ESP10, 379, 397, 424, 451, 466, 371, , 375
ESP10, 378, 396, 423, 451, 465, 373, , 377
ESP10, 375, 393, 422, 452, 464, 375, , 379
ESP10, 373, 389, 422, 449, 461, 377, , 381
ESP10, 367, 383, 417, 444, 456, 379, , 383
ESP10, 363, 378, 416, 440, 452, 381, , 385
ESP10, 372, 384, 420, 445, 457, 383, , 387
ESP10, 372, 388, 422, 445, 457, 385, , 389
ESP10, 377, 393, 428, 449, 461, 387, , 391
ESP10, 374, 394, 426, 446, 458, 389, , 393
ESP10, 380, 401, 433, 450, 462, 392, , 396
ESP10, 377, 401, 431, 449, 459, 394, , 398
ESP10, 377, 400, 434, 449, 460, 396, , 400
ESP10, 379, 404, 437, 449, 463, 398, , 402
ESP10, 378, 404, 436, 448, 462, 400, , 404
ESP10, 382, 407, 441, 453, 465, 402, , 406
ESP10, 379, 405, 437, 450, 465, 404, , 408
ESP10, 377, 405, 435, 449, 464, 406, , 410
ESP10, 384, 410, 441, 453, 468, 408, , 412
ESP10, 388, 414, 443, 456, 470, 410, , 414
ESP10, 392, 416, 445, 460, 472, 412, , 416
ESP10, 393, 417, 446, 461, 471, 414, , 418
ESP10, 393, 416, 444, 461, 470, 417, , 421
ESP10, 397, 418, 449, 464, 473, 419, , 423
ESP10, 404, 424, 451, 468, 475, 421, , 425
ESP10, 408, 427, 453, 471, 476, 423, , 427
ESP10, 409, 428, 453, 471, 476, 425, , 429
ESP10, 412, 429, 453, 471, 478, 427, , 431
ESP10, 414, 428, 453, 470, 477, 429, , 433
ESP10, 405, 423, 444, 462, 470, 431, , 435
ESP10, 397, 416, 438, 456, 465, 433, , 437
ESP10, 395, 415, 435, 456, 464, 435, , 439
ESP10, 402, 419, 439, 459, 469, 437, , 441
ESP10, 400, 419, 437, 458, 468, 440, , 444
ESP10, 399, 420, 441, 457, 469, 442, , 446
ESP10, 395, 416, 438, 454, 466, 444, , 448
ESP10, 403, 420, 442, 459, 469, 446, , 450
ESP10, 401, 417, 441, 457, 467, 448, , 452
ESP10, 402, 419, 444, 459, 468, 450, , 454
ESP10, 408, 424, 446, 463, 471, 452, , 456
ESP10, 402, 419, 443, 456, 465, 454, , 458
ESP10, 404, 424, 445, 459, 468, 456, , 460
ESP10, 411, 427, 448, 464, 470, 458, , 462
ESP10, 409, 424, 446, 461, 469, 460, , 464
ESP10, 411, 426, 446, 464, 473, 462, , 466
ESP10, 413, 429, 448, 466, 475, 465, , 469
ESP10, 408, 424, 446, 462, 472, 467, , 471
ESP10, 415, 427, 446, 463, 473, 469, , 473
ESP10, 415, 423, 444, 461, 471, 471, , 475
ESP10, 424, 433, 454, 471, 481, 473, , 477
ESP10, 414, 424, 447, 463, 475, 475, , 479
ESP10, 417, 426, 450, 464, 476, 477, , 481
ESP10, 418, 427, 453, 466, 476, 479, , 483
ESP10, 428, 439, 461, 476, 483, 481, , 485
ESP10, 428, 439, 462, 476, 483, 483, , 487
ESP10, 431, 444, 464, 477, 485, 485, , 489
ESP10, 425, 440, 459, 472, 479, 488, , 492
ESP10, 431, 447, 466, 476, 484, 490, , 494
ESP10, 430, 446, 464, 474, 482, 492, , 496
ESP10, 435, 451, 470, 479, 486, 494, , 498
ESP10, 433, 450, 469, 477, 485, 496, , 500
ESP10, 431, 448, 466, 476, 483, 498, , 502
ESP10, 432, 445, 464, 474, 480, 500, , 504
ESP10, 434, 447, 465, 475, 480, 502, , 506
ESP10, 440, 454, 471, 480, 484, 504, , 508
ESP10, 444, 457, 473, 483, 487, 506, , 510
ESP10, 448, 459, 475, 485, 489, 508, , 512
ESP10, 449, 460, 477, 486, 493, 510, , 514
ESP10, 448, 459, 476, 485, 491, 513, , 517
ESP10, 448, 459, 476, 485, 491, 515, , 519
ESP10, 449, 459, 476, 485, 491, 517, , 521
ESP10, 450, 460, 475, 485, 491, 519, , 523
ESP10, 449, 459, 472, 482, 488, 521, , 525
ESP10, 451, 459, 475, 483, 488, 523, , 527
ESP10, 453, 460, 478, 485, 489, 525, , 529
ESP10, 456, 464, 482, 489, 493, 527, , 531
ESP10, 455, 464, 481, 488, 493, 529, , 533
ESP10, 459, 465, 481, 489, 493, 531, , 535
ESP10, 462, 468, 483, 490, 495, 533, , 537
ESP10, 461, 469, 485, 491, 496, 536, , 540
ESP10, 463, 469, 485, 490, 495, 538, , 542
ESP10, 465, 471, 484, 490, 494, 540, , 544
ESP10, 468, 475, 487, 494, 497, 542, , 546
ESP10, 470, 478, 489, 495, 498, 544, , 548
ESP10, 469, 480, 491, 495, 499, 546, , 550
ESP10, 467, 478, 489, 493, 497, 548, , 552
ESP10, 468, 480, 489, 493, 497, 550, , 554
ESP10, 470, 482, 489, 494, 498, 552, , 556
ESP10, 467, 480, 487, 493, 495, 554, , 558
ESP10, 468, 480, 487, 492, 495, 556, , 560
ESP10, 470, 480, 488, 492, 495, 558, , 562
ESP10, 473, 482, 490, 493, 495, 561, , 565
ESP10, 473, 482, 489, 493, 495, 563, , 567
ESP10, 472, 481, 485, 489, 492, 565, , 569
ESP10, 470, 476, 482, 485, 487, 567, , 571
ESP10, 472, 476, 482, 484, 486, 569, , 573
ESP10, 473, 475, 482, 484, 485, 571, , 575
ESP10, 477, 480, 485, 487, 488, 573, , 577
ESP10, 477, 480, 485, 487, 488, 575, , 579
ESP10, 477, 481, 485, 487, 488, 577, , 581
ESP10, 473, 480, 483, 485, 486, 579, , 583
ESP10, 472, 479, 482, 484, 485, 581, , 585
ESP10, 473, 480, 483, 485, 486, 584, , 588
ESP10, 468, 474, 478, 481, 483, 586, , 590
ESP10, 475, 478, 481, 483, 485, 588, , 592
ESP10, 477, 480, 482, 485, 487, 590, , 594
ESP10, 477, 480, 482, 484, 486, 592, , 596
ESP10, 476, 479, 481, 484, 485, 594, , 598
ESP10, 477, 479, 482, 484, 485, 596, , 600
ESP10, 477, 479, 482, 484, 485, 598, , 602
ESP10, 477, 479, 482, 484, 485, 600, , 604
ESP10, 476, 478, 482, 483, 484, 602, , 606
ESP10, 475, 478, 481, 482, 484, 604, , 608
ESP10, 475, 478, 480, 482, 483, 607, , 611
ESP10, 476, 478, 481, 482, 483, 609, , 613
ESP10, 469, 472, 475, 476, 477, 611, , 615
ESP10, 468, 471, 473, 475, 476, 613, , 617
ESP10, 468, 471, 473, 475, 476, 615, , 619
ESP10, 468, 471, 474, 475, 476, 617, , 621
ESP10, 468, 470, 473, 474, 475, 619, , 623
ESP10, 471, 472, 475, 477, 477, 621, , 625
ESP10, 471, 473, 475, 477, 477, 623, , 627
ESP10, 471, 473, 476, 477, 478, 625, , 629
ESP10, 471, 473, 476, 477, 478, 627, , 631
ESP10, 470, 473, 475, 476, 477, 629, , 633
ESP10, 469, 471, 473, 475, 476, 632, , 636
ESP10, 471, 473, 475, 477, 478, 634, , 638
ESP10, 467, 469, 471, 473, 474, 636, , 640
ESP10, 466, 468, 470, 472, 473, 638, , 642
ESP10, 464, 467, 468, 470, 471, 640, , 644
ESP10, 466, 468, 470, 471, 472, 642, , 646
ESP10, 465, 467, 469, 471, 472, 644, , 648
ESP10, 465, 467, 469, 470, 471, 646, , 650
ESP10, 464, 467, 468, 470, 471, 648, , 652
ESP10, 465, 467, 469, 470, 471, 650, , 654
ESP10, 464, 466, 468, 469, 470, 652, , 656
ESP10, 463, 465, 467, 468, 469, 655, , 659
ESP10, 463, 465, 467, 468, 469, 657, , 661
ESP10, 464, 466, 468, 469, 470, 659, , 663
ESP10, 464, 466, 468, 470, 470, 661, , 665
ESP10, 464, 465, 467, 468, 469, 663, , 667
ESP10, 464, 465, 467, 468, 469, 665, , 669
ESP10, 463, 464, 466, 468, 468, 667, , 671
ESP10, 462, 463, 465, 466, 467, 669, , 673
ESP10, 463, 464, 465, 467, 467, 671, , 675
ESP10, 463, 464, 465, 467, 468, 673, , 677
ESP10, 463, 464, 465, 467, 467, 675, , 679
ESP10, 464, 465, 466, 467, 468, 677, , 681
ESP10, 463, 464, 465, 467, 468, 680, , 684
ESP10, 463, 465, 466, 467, 468, 682, , 686
ESP10, 462, 463, 464, 466, 467, 684, , 688
ESP10, 462, 463, 464, 465, 466, 686, , 690
ESP10, 462, 463, 464, 465, 466, 688, , 692
ESP10, 462, 463, 464, 465, 466, 690, , 694
ESP10, 460, 461, 462, 463, 464, 692, , 696
ESP10, 460, 461, 462, 463, 464, 694, , 698
ESP10, 459, 461, 462, 463, 464, 696, , 700
ESP10, 461, 463, 464, 464, 465, 698, , 702
ESP10, 461, 462, 463, 464, 465, 700, , 704
ESP10, 460, 461, 462, 463, 464, 703, , 707
ESP10, 459, 460, 462, 462, 463, 705, , 709
ESP10, 459, 460, 462, 462, 463, 707, , 711
ESP10, 460, 461, 462, 463, 464, 709, , 713
ESP10, 461, 461, 463, 463, 464, 711, , 715
ESP10, 459, 460, 462, 462, 463, 713, , 717
ESP10, 458, 459, 461, 461, 462, 715, , 719
ESP10, 459, 460, 461, 462, 463, 717, , 721
ESP10, 459, 460, 461, 461, 462, 719, , 723
ESP10, 458, 459, 460, 460, 461, 721, , 725
ESP10, 457, 458, 459, 460, 461, 723, , 727
ESP10, 457, 458, 459, 459, 460, 725, , 729
ESP10, 458, 459, 460, 461, 462, 728, , 732
ESP10, 457, 459, 459, 460, 461, 730, , 734
ESP10, 457, 458, 459, 460, 460, 732, , 736
ESP10, 456, 458, 459, 460, 460, 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/REXI1W_SQIN.ESPF10.csv
REXI1W_SQIN.ESPF0.csv|2026-08-16
REXI1W_SQIN.ESPF10.csv|2026-08-16
REXI1W_SQIN.ESPFM.csv|2026-08-16
APR-SEP
HENRYS FORK - AT REXBURG
(
REXI1
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
812
1220
71
2099
1710
APR-JUL
655
1000
75
1773
1335
APR-AUG
733
1098
71
1940
1536
JAN-SEP
1113
1507
72
2510
2096
JAN-JUL
935
1306
76
2136
1721
OCT-SEP
1399
1810
72
2826
2527
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/REXI1W_SQIN.ESPF10.csv
REXI1W_SQIN.ESPF0.csv|2026-08-16
REXI1W_SQIN.ESPF10.csv|2026-08-16
REXI1W_SQIN.ESPFM.csv|2026-08-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
