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Water Year
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HENRYS FORK - NEAR ISLAND PARK DAM
(
ISLI1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
150
164
53
194
311
APR-JUL
112
122
50
145
245
JAN-SEP
213
227
59
256
386
JAN-JUL
175
185
58
208
319
OCT-SEP
277
291
62
320
470
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
153
164
53
193
311
APR-JUL
114
123
50
145
245
JAN-SEP
216
227
59
256
386
JAN-JUL
177
185
58
208
319
OCT-SEP
280
291
62
320
470
Reference
ESP with 0 Days QPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
158
173
56
208
311
APR-JUL
118
131
53
158
245
JAN-SEP
221
236
61
271
386
JAN-JUL
181
193
60
220
319
OCT-SEP
285
299
64
334
470
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 222, 301, 361, 402, 435, 71, , 75
ESP10, 216, 297, 357, 397, 431, 74, , 78
ESP10, 223, 301, 360, 400, 437, 77, , 81
ESP10, 224, 301, 359, 400, 437, 81, , 85
ESP10, 230, 302, 360, 402, 440, 84, , 88
ESP10, 226, 299, 360, 399, 437, 87, , 91
ESP10, 224, 296, 358, 396, 434, 90, , 94
ESP10, 222, 292, 355, 392, 436, 93, , 97
ESP10, 217, 287, 353, 388, 432, 96, , 100
ESP10, 209, 280, 347, 381, 425, 99, , 103
ESP10, 201, 273, 339, 374, 418, 102, , 106
ESP10, 201, 273, 340, 380, 420, 106, , 110
ESP10, 207, 277, 346, 385, 423, 109, , 113
ESP10, 213, 278, 350, 386, 424, 112, , 116
ESP10, 213, 277, 349, 388, 424, 115, , 119
ESP10, 207, 271, 345, 386, 419, 118, , 122
ESP10, 201, 265, 339, 381, 417, 121, , 125
ESP10, 210, 268, 342, 384, 419, 124, , 128
ESP10, 211, 268, 340, 383, 418, 127, , 131
ESP10, 213, 272, 342, 387, 420, 131, , 135
ESP10, 211, 270, 342, 386, 419, 134, , 138
ESP10, 218, 276, 353, 391, 425, 137, , 141
ESP10, 218, 275, 352, 391, 423, 140, , 144
ESP10, 219, 278, 355, 392, 425, 143, , 147
ESP10, 235, 294, 369, 406, 438, 146, , 150
ESP10, 235, 296, 369, 406, 440, 149, , 153
ESP10, 239, 299, 371, 407, 442, 153, , 157
ESP10, 250, 308, 378, 414, 450, 156, , 160
ESP10, 253, 311, 377, 417, 451, 159, , 163
ESP10, 245, 305, 372, 411, 445, 162, , 166
ESP10, 245, 306, 372, 411, 447, 165, , 169
ESP10, 248, 311, 378, 414, 450, 168, , 172
ESP10, 253, 317, 379, 414, 455, 171, , 175
ESP10, 249, 314, 374, 410, 455, 174, , 178
ESP10, 250, 315, 375, 411, 456, 178, , 182
ESP10, 254, 316, 377, 412, 459, 181, , 185
ESP10, 256, 313, 374, 410, 455, 184, , 188
ESP10, 248, 305, 366, 403, 449, 187, , 191
ESP10, 249, 306, 366, 404, 450, 190, , 194
ESP10, 251, 311, 368, 407, 453, 193, , 197
ESP10, 260, 320, 375, 413, 460, 196, , 200
ESP10, 263, 324, 372, 410, 457, 199, , 203
ESP10, 268, 332, 378, 414, 459, 203, , 207
ESP10, 275, 337, 383, 418, 462, 206, , 210
ESP10, 275, 336, 382, 417, 461, 209, , 213
ESP10, 275, 334, 381, 416, 461, 212, , 216
ESP10, 284, 342, 388, 423, 472, 215, , 219
ESP10, 289, 345, 393, 426, 478, 218, , 222
ESP10, 291, 346, 395, 425, 477, 221, , 225
ESP10, 290, 345, 392, 427, 476, 225, , 229
ESP10, 293, 346, 391, 428, 476, 228, , 232
ESP10, 293, 346, 392, 434, 476, 231, , 235
ESP10, 296, 349, 395, 444, 479, 234, , 238
ESP10, 299, 348, 395, 443, 477, 237, , 241
ESP10, 312, 348, 396, 444, 477, 240, , 244
ESP10, 312, 350, 397, 444, 478, 243, , 247
ESP10, 311, 347, 394, 441, 475, 246, , 250
ESP10, 312, 348, 395, 442, 476, 250, , 254
ESP10, 319, 353, 398, 448, 479, 253, , 257
ESP10, 312, 344, 391, 443, 472, 256, , 260
ESP10, 309, 341, 389, 440, 470, 259, , 263
ESP10, 313, 345, 397, 442, 473, 262, , 266
ESP10, 314, 351, 400, 443, 476, 265, , 269
ESP10, 306, 344, 395, 436, 472, 268, , 272
ESP10, 312, 346, 398, 440, 475, 272, , 276
ESP10, 311, 344, 396, 440, 474, 275, , 279
ESP10, 310, 342, 394, 438, 473, 278, , 282
ESP10, 312, 344, 395, 439, 478, 281, , 285
ESP10, 316, 351, 399, 443, 481, 284, , 288
ESP10, 317, 352, 402, 442, 481, 287, , 291
ESP10, 311, 347, 395, 438, 475, 290, , 294
ESP10, 307, 345, 393, 435, 471, 293, , 297
ESP10, 302, 342, 389, 431, 468, 297, , 301
ESP10, 300, 339, 388, 429, 467, 300, , 304
ESP10, 301, 341, 389, 431, 469, 303, , 307
ESP10, 295, 334, 381, 425, 464, 306, , 310
ESP10, 290, 329, 377, 422, 462, 309, , 313
ESP10, 279, 318, 366, 411, 451, 312, , 316
ESP10, 279, 319, 368, 410, 449, 315, , 319
ESP10, 288, 322, 374, 410, 449, 318, , 322
ESP10, 285, 321, 374, 408, 446, 322, , 326
ESP10, 283, 312, 366, 403, 439, 325, , 329
ESP10, 283, 321, 366, 403, 441, 328, , 332
ESP10, 279, 317, 359, 396, 433, 331, , 335
ESP10, 278, 315, 356, 393, 429, 334, , 338
ESP10, 282, 316, 357, 395, 429, 337, , 341
ESP10, 283, 317, 358, 396, 429, 340, , 344
ESP10, 291, 323, 365, 401, 434, 344, , 348
ESP10, 286, 318, 361, 396, 430, 347, , 351
ESP10, 285, 318, 360, 396, 430, 350, , 354
ESP10, 267, 299, 342, 377, 410, 353, , 357
ESP10, 274, 306, 348, 380, 413, 356, , 360
ESP10, 276, 309, 347, 381, 411, 359, , 363
ESP10, 277, 307, 344, 379, 410, 362, , 366
ESP10, 280, 310, 344, 379, 410, 365, , 369
ESP10, 273, 304, 339, 373, 403, 369, , 373
ESP10, 279, 309, 342, 376, 405, 372, , 376
ESP10, 282, 312, 343, 377, 407, 375, , 379
ESP10, 276, 308, 339, 372, 401, 378, , 382
ESP10, 279, 305, 338, 371, 399, 381, , 385
ESP10, 280, 313, 339, 371, 401, 384, , 388
ESP10, 283, 314, 342, 371, 401, 387, , 391
ESP10, 283, 314, 343, 374, 400, 390, , 394
ESP10, 282, 314, 347, 374, 399, 394, , 398
ESP10, 288, 315, 349, 374, 401, 397, , 401
ESP10, 291, 318, 350, 376, 401, 400, , 404
ESP10, 290, 318, 349, 375, 401, 403, , 407
ESP10, 295, 319, 353, 378, 404, 406, , 410
ESP10, 296, 319, 354, 378, 405, 409, , 413
ESP10, 300, 322, 358, 381, 407, 412, , 416
ESP10, 301, 323, 358, 381, 408, 416, , 420
ESP10, 302, 324, 359, 385, 409, 419, , 423
ESP10, 304, 324, 364, 386, 410, 422, , 426
ESP10, 305, 325, 365, 387, 411, 425, , 429
ESP10, 307, 325, 365, 386, 414, 428, , 432
ESP10, 312, 325, 365, 387, 415, 431, , 435
ESP10, 312, 327, 367, 389, 416, 434, , 438
ESP10, 311, 328, 367, 390, 416, 437, , 441
ESP10, 311, 334, 370, 396, 416, 441, , 445
ESP10, 317, 336, 371, 398, 417, 444, , 448
ESP10, 318, 337, 371, 401, 418, 447, , 451
ESP10, 318, 334, 368, 398, 419, 450, , 454
ESP10, 317, 333, 367, 399, 418, 453, , 457
ESP10, 311, 325, 362, 394, 411, 456, , 460
ESP10, 307, 321, 362, 391, 406, 459, , 463
ESP10, 312, 326, 366, 396, 411, 462, , 466
ESP10, 312, 327, 371, 395, 410, 466, , 470
ESP10, 315, 327, 370, 394, 411, 469, , 473
ESP10, 313, 327, 367, 391, 411, 472, , 476
ESP10, 311, 328, 366, 389, 410, 475, , 479
ESP10, 303, 317, 354, 378, 399, 478, , 482
ESP10, 305, 319, 354, 378, 402, 481, , 485
ESP10, 311, 326, 359, 382, 407, 484, , 488
ESP10, 318, 333, 363, 386, 413, 488, , 492
ESP10, 326, 344, 373, 397, 421, 491, , 495
ESP10, 329, 347, 375, 404, 422, 494, , 498
ESP10, 324, 345, 372, 400, 418, 497, , 501
ESP10, 319, 339, 365, 392, 414, 500, , 504
ESP10, 314, 337, 362, 390, 410, 503, , 507
ESP10, 323, 347, 374, 400, 421, 506, , 510
ESP10, 320, 342, 368, 394, 415, 509, , 513
ESP10, 317, 340, 368, 391, 412, 513, , 517
ESP10, 326, 348, 377, 402, 420, 516, , 520
ESP10, 327, 352, 378, 403, 422, 519, , 523
ESP10, 328, 359, 380, 406, 420, 522, , 526
ESP10, 327, 357, 382, 407, 419, 525, , 529
ESP10, 327, 353, 379, 408, 420, 528, , 532
ESP10, 321, 348, 378, 403, 417, 531, , 535
ESP10, 317, 344, 374, 400, 413, 534, , 538
ESP10, 318, 343, 372, 399, 411, 538, , 542
ESP10, 325, 349, 376, 404, 416, 541, , 545
ESP10, 326, 350, 378, 405, 418, 544, , 548
ESP10, 328, 355, 382, 409, 422, 547, , 551
ESP10, 329, 352, 380, 407, 419, 550, , 554
ESP10, 335, 355, 388, 409, 420, 553, , 557
ESP10, 336, 357, 393, 408, 420, 556, , 560
ESP10, 338, 355, 392, 407, 419, 560, , 564
ESP10, 343, 360, 395, 410, 424, 563, , 567
ESP10, 342, 359, 395, 409, 424, 566, , 570
ESP10, 346, 362, 399, 414, 427, 569, , 573
ESP10, 345, 364, 398, 413, 427, 572, , 576
ESP10, 346, 361, 396, 411, 424, 575, , 579
ESP10, 350, 366, 401, 416, 429, 578, , 582
ESP10, 355, 370, 403, 420, 431, 581, , 585
ESP10, 356, 369, 407, 419, 431, 585, , 589
ESP10, 358, 369, 406, 419, 431, 588, , 592
ESP10, 358, 371, 407, 421, 432, 591, , 595
ESP10, 361, 373, 409, 424, 435, 594, , 598
ESP10, 367, 379, 415, 427, 438, 597, , 601
ESP10, 368, 382, 416, 429, 437, 600, , 604
ESP10, 368, 383, 418, 430, 438, 603, , 607
ESP10, 369, 383, 418, 431, 438, 607, , 611
ESP10, 367, 384, 416, 429, 436, 610, , 614
ESP10, 356, 376, 407, 420, 425, 613, , 617
ESP10, 352, 371, 405, 416, 421, 616, , 620
ESP10, 353, 370, 404, 415, 419, 619, , 623
ESP10, 357, 373, 408, 420, 424, 622, , 626
ESP10, 358, 375, 408, 420, 425, 625, , 629
ESP10, 367, 382, 414, 427, 434, 628, , 632
ESP10, 364, 380, 412, 426, 431, 632, , 636
ESP10, 374, 391, 421, 435, 441, 635, , 639
ESP10, 378, 391, 422, 435, 443, 638, , 642
ESP10, 379, 390, 421, 436, 443, 641, , 645
ESP10, 384, 398, 426, 439, 445, 644, , 648
ESP10, 376, 392, 419, 432, 439, 647, , 651
ESP10, 378, 393, 422, 436, 441, 650, , 654
ESP10, 381, 396, 424, 438, 445, 653, , 657
ESP10, 380, 396, 424, 436, 445, 657, , 661
ESP10, 384, 402, 427, 440, 451, 660, , 664
ESP10, 387, 406, 428, 441, 453, 663, , 667
ESP10, 386, 400, 423, 436, 448, 666, , 670
ESP10, 386, 398, 423, 435, 447, 669, , 673
ESP10, 388, 398, 422, 434, 448, 672, , 676
ESP10, 397, 406, 432, 442, 457, 675, , 679
ESP10, 387, 396, 425, 433, 447, 679, , 683
ESP10, 390, 402, 429, 439, 450, 682, , 686
ESP10, 394, 408, 433, 442, 454, 685, , 689
ESP10, 405, 419, 445, 459, 465, 688, , 692
ESP10, 402, 417, 443, 458, 463, 691, , 695
ESP10, 404, 422, 446, 460, 464, 694, , 698
ESP10, 401, 421, 443, 457, 461, 697, , 701
ESP10, 403, 422, 445, 458, 461, 700, , 704
ESP10, 401, 419, 442, 454, 458, 704, , 708
ESP10, 400, 417, 440, 452, 456, 707, , 711
ESP10, 400, 419, 437, 450, 454, 710, , 714
ESP10, 400, 417, 435, 449, 454, 713, , 717
ESP10, 400, 416, 435, 448, 454, 716, , 720
ESP10, 401, 416, 438, 449, 454, 719, , 723
ESP10, 407, 422, 444, 454, 459, 722, , 726
ESP10, 433, 447, 468, 477, 482, 725, , 729
ESP10, 435, 452, 470, 479, 487, 729, , 733
ESP10, 439, 455, 473, 480, 489, 732, , 736
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ESP10
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Data Files
/chpsesp/ensemble/natural/ISLI1N_SQIN.ESPF10.csv
ISLI1N_SQIN.ESPF0.csv|2026-05-01
ISLI1N_SQIN.ESPF10.csv|2026-05-01
ISLI1N_SQIN.ESPFM.csv|2026-05-01
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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