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Water Year
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CLARK FORK - ABOVE MISSOULA
(
ABOM8
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-13
Issued:
2026-08-13
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1409
1415
90
1425
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1347
1348
90
1350
1492
JAN-SEP
1847
1854
100
1863
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2122
2128
100
2138
2122
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-13
Issued:
2026-08-13
Hide Forecast
APR-SEP
1408
1417
90
1431
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1345
1348
90
1355
1492
JAN-SEP
1846
1855
100
1869
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2121
2130
100
2144
2122
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-13
Issued:
2026-08-13
Hide Forecast
APR-SEP
1405
1412
90
1428
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1343
1345
90
1351
1492
JAN-SEP
1843
1850
100
1866
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2118
2124
100
2140
2122
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 271, 367, 398, 438, 464, 70, , 74
ESP10, 268, 363, 395, 435, 462, 72, , 76
ESP10, 265, 360, 393, 434, 460, 74, , 78
ESP10, 264, 363, 393, 433, 459, 76, , 80
ESP10, 263, 364, 394, 432, 459, 79, , 83
ESP10, 263, 364, 395, 431, 458, 81, , 85
ESP10, 243, 348, 381, 417, 445, 83, , 87
ESP10, 261, 367, 393, 428, 457, 85, , 89
ESP10, 253, 362, 386, 424, 454, 87, , 91
ESP10, 259, 366, 390, 427, 457, 89, , 93
ESP10, 248, 358, 382, 419, 451, 91, , 95
ESP10, 264, 367, 392, 427, 458, 93, , 97
ESP10, 252, 357, 383, 418, 454, 95, , 99
ESP10, 254, 359, 385, 420, 456, 97, , 101
ESP10, 255, 357, 383, 418, 454, 100, , 104
ESP10, 249, 351, 377, 416, 448, 102, , 106
ESP10, 244, 346, 377, 414, 445, 104, , 108
ESP10, 243, 344, 379, 416, 446, 106, , 110
ESP10, 248, 348, 384, 422, 450, 108, , 112
ESP10, 250, 351, 386, 424, 452, 110, , 114
ESP10, 247, 350, 389, 427, 451, 112, , 116
ESP10, 249, 348, 389, 428, 450, 114, , 118
ESP10, 244, 343, 386, 424, 447, 116, , 120
ESP10, 254, 351, 391, 430, 455, 119, , 123
ESP10, 255, 356, 392, 432, 456, 121, , 125
ESP10, 251, 356, 391, 431, 454, 123, , 127
ESP10, 255, 359, 394, 434, 456, 125, , 129
ESP10, 259, 362, 399, 438, 462, 127, , 131
ESP10, 257, 363, 398, 437, 462, 129, , 133
ESP10, 244, 353, 388, 427, 455, 131, , 135
ESP10, 249, 356, 390, 431, 458, 133, , 137
ESP10, 252, 360, 392, 433, 459, 135, , 139
ESP10, 250, 359, 392, 434, 458, 138, , 142
ESP10, 254, 364, 398, 435, 460, 140, , 144
ESP10, 254, 363, 397, 434, 459, 142, , 146
ESP10, 259, 365, 399, 436, 461, 144, , 148
ESP10, 257, 363, 398, 434, 459, 146, , 150
ESP10, 255, 360, 395, 433, 456, 148, , 152
ESP10, 260, 368, 398, 436, 459, 150, , 154
ESP10, 258, 368, 397, 435, 457, 152, , 156
ESP10, 265, 369, 399, 438, 460, 154, , 158
ESP10, 274, 375, 404, 443, 465, 156, , 160
ESP10, 278, 377, 406, 444, 466, 159, , 163
ESP10, 279, 374, 404, 441, 462, 161, , 165
ESP10, 280, 371, 404, 441, 462, 163, , 167
ESP10, 276, 367, 401, 444, 463, 165, , 169
ESP10, 280, 370, 404, 446, 469, 167, , 171
ESP10, 286, 376, 409, 449, 475, 169, , 173
ESP10, 290, 382, 415, 452, 481, 171, , 175
ESP10, 286, 380, 413, 450, 479, 173, , 177
ESP10, 283, 378, 414, 448, 480, 175, , 179
ESP10, 283, 376, 414, 447, 481, 178, , 182
ESP10, 284, 376, 414, 448, 479, 180, , 184
ESP10, 285, 375, 414, 449, 479, 182, , 186
ESP10, 276, 366, 408, 445, 473, 184, , 188
ESP10, 283, 370, 413, 449, 476, 186, , 190
ESP10, 281, 368, 408, 445, 476, 188, , 192
ESP10, 283, 369, 410, 446, 477, 190, , 194
ESP10, 287, 372, 412, 448, 478, 192, , 196
ESP10, 272, 358, 398, 436, 467, 194, , 198
ESP10, 253, 342, 384, 422, 453, 197, , 201
ESP10, 262, 354, 391, 428, 458, 199, , 203
ESP10, 250, 346, 381, 419, 448, 201, , 205
ESP10, 221, 316, 357, 400, 431, 203, , 207
ESP10, 221, 317, 358, 402, 432, 205, , 209
ESP10, 217, 310, 348, 395, 424, 207, , 211
ESP10, 222, 314, 352, 400, 428, 209, , 213
ESP10, 184, 279, 323, 375, 405, 211, , 215
ESP10, 166, 263, 306, 364, 398, 213, , 217
ESP10, 160, 255, 299, 357, 394, 215, , 219
ESP10, 172, 264, 309, 366, 399, 218, , 222
ESP10, 168, 259, 304, 361, 396, 220, , 224
ESP10, 170, 259, 306, 363, 398, 222, , 226
ESP10, 188, 271, 320, 374, 408, 224, , 228
ESP10, 191, 267, 319, 371, 405, 226, , 230
ESP10, 216, 285, 338, 387, 420, 228, , 232
ESP10, 216, 278, 334, 382, 416, 230, , 234
ESP10, 224, 285, 334, 383, 416, 232, , 236
ESP10, 235, 295, 340, 389, 423, 234, , 238
ESP10, 234, 293, 335, 385, 418, 237, , 241
ESP10, 230, 293, 332, 381, 414, 239, , 243
ESP10, 235, 296, 340, 383, 417, 241, , 245
ESP10, 252, 313, 356, 399, 427, 243, , 247
ESP10, 251, 311, 356, 400, 426, 245, , 249
ESP10, 245, 303, 351, 394, 421, 247, , 251
ESP10, 248, 304, 349, 395, 420, 249, , 253
ESP10, 249, 305, 350, 398, 420, 251, , 255
ESP10, 252, 308, 354, 401, 421, 253, , 257
ESP10, 253, 311, 355, 405, 421, 256, , 260
ESP10, 251, 315, 354, 403, 421, 258, , 262
ESP10, 277, 343, 375, 421, 440, 260, , 264
ESP10, 277, 344, 376, 420, 441, 262, , 266
ESP10, 277, 342, 375, 418, 439, 264, , 268
ESP10, 278, 341, 376, 417, 438, 266, , 270
ESP10, 274, 337, 373, 414, 434, 268, , 272
ESP10, 275, 337, 373, 413, 433, 270, , 274
ESP10, 277, 333, 371, 411, 429, 272, , 276
ESP10, 283, 333, 371, 412, 429, 274, , 278
ESP10, 280, 331, 368, 409, 429, 277, , 281
ESP10, 281, 338, 368, 409, 429, 279, , 283
ESP10, 284, 340, 370, 411, 431, 281, , 285
ESP10, 284, 342, 371, 412, 431, 283, , 287
ESP10, 287, 345, 374, 413, 432, 285, , 289
ESP10, 290, 348, 373, 413, 431, 287, , 291
ESP10, 293, 350, 375, 415, 431, 289, , 293
ESP10, 292, 349, 375, 414, 430, 291, , 295
ESP10, 292, 349, 378, 414, 429, 293, , 297
ESP10, 293, 348, 378, 412, 427, 296, , 300
ESP10, 296, 344, 376, 409, 424, 298, , 302
ESP10, 309, 356, 385, 417, 434, 300, , 304
ESP10, 314, 355, 384, 416, 432, 302, , 306
ESP10, 318, 359, 387, 420, 434, 304, , 308
ESP10, 320, 365, 389, 421, 436, 306, , 310
ESP10, 322, 368, 392, 422, 439, 308, , 312
ESP10, 317, 364, 388, 419, 435, 310, , 314
ESP10, 323, 366, 389, 422, 440, 312, , 316
ESP10, 325, 366, 390, 423, 441, 315, , 319
ESP10, 329, 365, 389, 423, 439, 317, , 321
ESP10, 331, 365, 392, 423, 441, 319, , 323
ESP10, 337, 365, 397, 423, 444, 321, , 325
ESP10, 341, 366, 397, 425, 444, 323, , 327
ESP10, 342, 366, 398, 426, 443, 325, , 329
ESP10, 346, 369, 402, 428, 446, 327, , 331
ESP10, 346, 367, 398, 425, 444, 329, , 333
ESP10, 352, 370, 402, 429, 446, 331, , 335
ESP10, 354, 372, 404, 431, 447, 333, , 337
ESP10, 350, 371, 400, 429, 444, 336, , 340
ESP10, 346, 367, 397, 427, 440, 338, , 342
ESP10, 348, 367, 403, 428, 440, 340, , 344
ESP10, 354, 371, 408, 431, 442, 342, , 346
ESP10, 352, 370, 405, 431, 440, 344, , 348
ESP10, 352, 373, 406, 432, 441, 346, , 350
ESP10, 355, 374, 406, 431, 441, 348, , 352
ESP10, 358, 374, 404, 430, 441, 350, , 354
ESP10, 357, 374, 404, 431, 444, 352, , 356
ESP10, 353, 371, 402, 429, 444, 355, , 359
ESP10, 347, 366, 399, 424, 439, 357, , 361
ESP10, 344, 365, 397, 423, 439, 359, , 363
ESP10, 349, 369, 400, 426, 443, 361, , 365
ESP10, 352, 372, 404, 431, 446, 363, , 367
ESP10, 346, 369, 399, 427, 442, 365, , 369
ESP10, 352, 377, 404, 432, 447, 367, , 371
ESP10, 350, 377, 404, 431, 448, 369, , 373
ESP10, 347, 374, 403, 428, 445, 371, , 375
ESP10, 346, 374, 405, 427, 445, 374, , 378
ESP10, 344, 375, 404, 425, 444, 376, , 380
ESP10, 346, 379, 405, 428, 445, 378, , 382
ESP10, 340, 376, 401, 424, 440, 380, , 384
ESP10, 334, 373, 397, 420, 436, 382, , 386
ESP10, 320, 365, 385, 408, 424, 384, , 388
ESP10, 331, 375, 392, 415, 432, 386, , 390
ESP10, 329, 374, 395, 413, 431, 388, , 392
ESP10, 328, 373, 395, 412, 429, 390, , 394
ESP10, 322, 371, 390, 408, 425, 392, , 396
ESP10, 312, 362, 381, 400, 418, 395, , 399
ESP10, 306, 362, 377, 395, 413, 397, , 401
ESP10, 290, 348, 363, 384, 401, 399, , 403
ESP10, 302, 354, 370, 392, 407, 401, , 405
ESP10, 258, 316, 331, 357, 375, 403, , 407
ESP10, 292, 346, 362, 388, 400, 405, , 409
ESP10, 287, 342, 358, 385, 398, 407, , 411
ESP10, 266, 324, 341, 370, 384, 409, , 413
ESP10, 285, 342, 360, 386, 400, 411, , 415
ESP10, 286, 342, 363, 388, 401, 414, , 418
ESP10, 286, 343, 365, 388, 403, 416, , 420
ESP10, 283, 338, 360, 382, 399, 418, , 422
ESP10, 284, 335, 356, 377, 393, 420, , 424
ESP10, 287, 340, 360, 380, 397, 422, , 426
ESP10, 292, 346, 364, 388, 403, 424, , 428
ESP10, 302, 350, 368, 392, 409, 426, , 430
ESP10, 311, 350, 370, 393, 411, 428, , 432
ESP10, 313, 351, 374, 393, 413, 430, , 434
ESP10, 316, 351, 373, 397, 415, 432, , 436
ESP10, 297, 335, 356, 384, 401, 435, , 439
ESP10, 297, 335, 361, 386, 403, 437, , 441
ESP10, 304, 338, 366, 388, 403, 439, , 443
ESP10, 305, 337, 364, 387, 403, 441, , 445
ESP10, 306, 336, 362, 385, 402, 443, , 447
ESP10, 302, 333, 361, 379, 396, 445, , 449
ESP10, 297, 330, 358, 375, 393, 447, , 451
ESP10, 302, 335, 363, 382, 399, 449, , 453
ESP10, 308, 341, 369, 387, 405, 451, , 455
ESP10, 304, 338, 366, 385, 401, 454, , 458
ESP10, 307, 341, 367, 386, 404, 456, , 460
ESP10, 309, 341, 368, 387, 402, 458, , 462
ESP10, 301, 335, 360, 385, 394, 460, , 464
ESP10, 306, 338, 362, 387, 396, 462, , 466
ESP10, 299, 333, 356, 380, 392, 464, , 468
ESP10, 299, 334, 356, 382, 391, 466, , 470
ESP10, 299, 333, 352, 378, 386, 468, , 472
ESP10, 295, 328, 346, 373, 379, 470, , 474
ESP10, 305, 336, 352, 379, 384, 473, , 477
ESP10, 304, 335, 354, 377, 385, 475, , 479
ESP10, 319, 350, 368, 390, 397, 477, , 481
ESP10, 299, 330, 352, 374, 380, 479, , 483
ESP10, 295, 327, 350, 368, 375, 481, , 485
ESP10, 290, 323, 344, 362, 373, 483, , 487
ESP10, 305, 334, 355, 375, 384, 485, , 489
ESP10, 306, 334, 357, 377, 385, 487, , 491
ESP10, 305, 334, 356, 377, 384, 489, , 493
ESP10, 298, 329, 354, 373, 380, 491, , 495
ESP10, 303, 337, 363, 378, 385, 494, , 498
ESP10, 307, 344, 368, 383, 389, 496, , 500
ESP10, 313, 350, 372, 389, 394, 498, , 502
ESP10, 307, 345, 368, 384, 389, 500, , 504
ESP10, 303, 343, 366, 384, 390, 502, , 506
ESP10, 303, 343, 365, 384, 390, 504, , 508
ESP10, 305, 340, 357, 376, 382, 506, , 510
ESP10, 311, 342, 358, 376, 383, 508, , 512
ESP10, 321, 342, 359, 376, 383, 510, , 514
ESP10, 330, 347, 362, 379, 386, 513, , 517
ESP10, 334, 353, 365, 385, 391, 515, , 519
ESP10, 338, 359, 369, 389, 395, 517, , 521
ESP10, 338, 360, 370, 390, 395, 519, , 523
ESP10, 339, 362, 373, 391, 398, 521, , 525
ESP10, 336, 361, 373, 391, 400, 523, , 527
ESP10, 340, 365, 379, 393, 401, 525, , 529
ESP10, 337, 364, 376, 392, 398, 527, , 531
ESP10, 335, 364, 379, 392, 398, 529, , 533
ESP10, 336, 366, 380, 392, 398, 532, , 536
ESP10, 338, 366, 380, 393, 397, 534, , 538
ESP10, 337, 363, 377, 391, 394, 536, , 540
ESP10, 346, 370, 386, 396, 400, 538, , 542
ESP10, 350, 373, 388, 397, 402, 540, , 544
ESP10, 347, 374, 385, 393, 401, 542, , 546
ESP10, 350, 374, 383, 391, 398, 544, , 548
ESP10, 362, 384, 390, 399, 407, 546, , 550
ESP10, 364, 383, 391, 398, 408, 548, , 552
ESP10, 373, 389, 398, 406, 412, 550, , 554
ESP10, 374, 387, 398, 405, 411, 553, , 557
ESP10, 372, 384, 396, 404, 410, 555, , 559
ESP10, 364, 375, 389, 397, 403, 557, , 561
ESP10, 369, 382, 393, 403, 406, 559, , 563
ESP10, 360, 375, 385, 395, 398, 561, , 565
ESP10, 361, 376, 385, 395, 398, 563, , 567
ESP10, 375, 383, 392, 401, 405, 565, , 569
ESP10, 375, 382, 393, 399, 404, 567, , 571
ESP10, 369, 377, 387, 394, 397, 569, , 573
ESP10, 353, 359, 370, 377, 379, 572, , 576
ESP10, 347, 352, 365, 370, 372, 574, , 578
ESP10, 361, 368, 379, 383, 386, 576, , 580
ESP10, 354, 363, 373, 377, 379, 578, , 582
ESP10, 358, 367, 376, 381, 382, 580, , 584
ESP10, 361, 371, 375, 380, 382, 582, , 586
ESP10, 356, 366, 373, 377, 379, 584, , 588
ESP10, 353, 363, 371, 374, 376, 586, , 590
ESP10, 354, 363, 371, 376, 377, 588, , 592
ESP10, 360, 371, 376, 381, 382, 591, , 595
ESP10, 378, 384, 388, 392, 394, 593, , 597
ESP10, 377, 384, 387, 390, 392, 595, , 599
ESP10, 383, 390, 392, 394, 395, 597, , 601
ESP10, 383, 390, 392, 394, 395, 599, , 603
ESP10, 386, 390, 392, 394, 394, 601, , 605
ESP10, 385, 390, 392, 393, 394, 603, , 607
ESP10, 388, 392, 394, 396, 397, 605, , 609
ESP10, 390, 393, 396, 397, 397, 607, , 611
ESP10, 390, 394, 396, 397, 398, 609, , 613
ESP10, 392, 394, 396, 397, 398, 612, , 616
ESP10, 392, 394, 396, 397, 398, 614, , 618
ESP10, 391, 394, 395, 397, 397, 616, , 620
ESP10, 392, 394, 395, 396, 397, 618, , 622
ESP10, 392, 394, 395, 396, 396, 620, , 624
ESP10, 391, 393, 394, 396, 396, 622, , 626
ESP10, 390, 393, 394, 395, 396, 624, , 628
ESP10, 389, 392, 394, 395, 395, 626, , 630
ESP10, 389, 392, 393, 395, 395, 628, , 632
ESP10, 385, 390, 391, 392, 393, 631, , 635
ESP10, 382, 387, 388, 390, 390, 633, , 637
ESP10, 375, 380, 382, 383, 384, 635, , 639
ESP10, 367, 373, 375, 376, 377, 637, , 641
ESP10, 371, 375, 377, 379, 379, 639, , 643
ESP10, 372, 375, 377, 378, 379, 641, , 645
ESP10, 375, 377, 378, 379, 380, 643, , 647
ESP10, 374, 375, 377, 378, 379, 645, , 649
ESP10, 375, 376, 377, 378, 379, 647, , 651
ESP10, 377, 378, 379, 380, 381, 650, , 654
ESP10, 377, 378, 379, 380, 381, 652, , 656
ESP10, 377, 378, 379, 380, 381, 654, , 658
ESP10, 377, 378, 379, 380, 381, 656, , 660
ESP10, 376, 377, 378, 380, 380, 658, , 662
ESP10, 376, 377, 378, 380, 380, 660, , 664
ESP10, 376, 376, 377, 379, 379, 662, , 666
ESP10, 378, 379, 380, 381, 382, 664, , 668
ESP10, 378, 379, 380, 381, 382, 666, , 670
ESP10, 378, 379, 380, 381, 381, 668, , 672
ESP10, 378, 379, 380, 381, 381, 671, , 675
ESP10, 378, 379, 380, 381, 381, 673, , 677
ESP10, 378, 379, 380, 381, 381, 675, , 679
ESP10, 377, 378, 379, 380, 381, 677, , 681
ESP10, 377, 378, 379, 380, 380, 679, , 683
ESP10, 376, 377, 379, 379, 380, 681, , 685
ESP10, 377, 378, 379, 380, 380, 683, , 687
ESP10, 377, 378, 379, 380, 381, 685, , 689
ESP10, 377, 378, 379, 380, 380, 687, , 691
ESP10, 377, 378, 380, 380, 381, 690, , 694
ESP10, 377, 378, 380, 380, 381, 692, , 696
ESP10, 377, 378, 380, 380, 381, 694, , 698
ESP10, 378, 379, 380, 380, 381, 696, , 700
ESP10, 378, 379, 380, 380, 381, 698, , 702
ESP10, 378, 379, 380, 381, 381, 700, , 704
ESP10, 377, 378, 379, 380, 380, 702, , 706
ESP10, 377, 378, 379, 380, 380, 704, , 708
ESP10, 377, 378, 379, 380, 380, 706, , 710
ESP10, 377, 378, 379, 380, 380, 709, , 713
ESP10, 377, 379, 380, 380, 380, 711, , 715
ESP10, 377, 379, 380, 380, 381, 713, , 717
ESP10, 378, 379, 380, 380, 381, 715, , 719
ESP10, 378, 379, 380, 380, 381, 717, , 721
ESP10, 378, 379, 380, 380, 381, 719, , 723
ESP10, 378, 379, 380, 381, 381, 721, , 725
ESP10, 378, 379, 380, 380, 381, 723, , 727
ESP10, 378, 379, 380, 380, 381, 725, , 729
ESP10, 378, 379, 379, 380, 380, 727, , 731
ESP10, 377, 378, 379, 379, 379, 730, , 734
ESP10, 377, 378, 379, 379, 380, 732, , 736
ESP10, 378, 379, 379, 380, 380, 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/ABOM8W_SQIN.ESPF10.csv
ABOM8W_SQIN.ESPF0.csv|2026-08-13
ABOM8W_SQIN.ESPF10.csv|2026-08-13
ABOM8W_SQIN.ESPFM.csv|2026-08-13
APR-SEP
CLARK FORK - ABOVE MISSOULA
(
ABOM8
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-13
Issued:
2026-08-13
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
919
1346
86
2504
1571
APR-JUL
821
1198
85
2244
1405
APR-AUG
870
1273
85
2389
1492
JAN-SEP
1099
1610
87
2815
1859
JAN-JUL
1000
1429
84
2559
1693
OCT-SEP
1317
1830
86
3054
2122
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/ABOM8W_SQIN.ESPF10.csv
ABOM8W_SQIN.ESPF0.csv|2026-08-13
ABOM8W_SQIN.ESPF10.csv|2026-08-13
ABOM8W_SQIN.ESPFM.csv|2026-08-13
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
