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Archive:
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:
2026-08-01
Issued:
2026-08-01
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1407
1414
90
1431
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1346
1348
90
1354
1492
JAN-SEP
1845
1852
100
1869
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2119
2127
100
2143
2122
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-01
Issued:
2026-08-01
Hide Forecast
APR-SEP
1406
1413
90
1428
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1346
1348
90
1354
1492
JAN-SEP
1844
1851
100
1866
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2118
2126
100
2141
2122
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-01
Issued:
2026-08-01
Hide Forecast
APR-SEP
1407
1419
90
1435
1571
APR-JUL
1273
1273
91
1273
1405
APR-AUG
1346
1350
90
1358
1492
JAN-SEP
1845
1857
100
1873
1859
JAN-JUL
1711
1711
101
1711
1693
OCT-SEP
2120
2131
100
2148
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, 75, , 79
ESP10, 264, 363, 393, 433, 459, 77, , 81
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, 86, , 90
ESP10, 253, 362, 386, 424, 454, 88, , 92
ESP10, 259, 366, 390, 427, 457, 90, , 94
ESP10, 248, 358, 382, 419, 451, 92, , 96
ESP10, 264, 367, 392, 427, 458, 94, , 98
ESP10, 252, 357, 383, 418, 454, 96, , 100
ESP10, 254, 359, 385, 420, 456, 99, , 103
ESP10, 255, 357, 383, 418, 454, 101, , 105
ESP10, 249, 351, 377, 416, 448, 103, , 107
ESP10, 244, 346, 377, 414, 445, 105, , 109
ESP10, 243, 344, 379, 416, 446, 107, , 111
ESP10, 248, 348, 384, 422, 450, 110, , 114
ESP10, 250, 351, 386, 424, 452, 112, , 116
ESP10, 247, 350, 389, 427, 451, 114, , 118
ESP10, 249, 348, 389, 428, 450, 116, , 120
ESP10, 244, 343, 386, 424, 447, 118, , 122
ESP10, 254, 351, 391, 430, 455, 121, , 125
ESP10, 255, 356, 392, 432, 456, 123, , 127
ESP10, 251, 356, 391, 431, 454, 125, , 129
ESP10, 255, 359, 394, 434, 456, 127, , 131
ESP10, 259, 362, 399, 438, 462, 129, , 133
ESP10, 257, 363, 398, 437, 462, 131, , 135
ESP10, 244, 353, 388, 427, 455, 134, , 138
ESP10, 249, 356, 390, 431, 458, 136, , 140
ESP10, 252, 360, 392, 433, 459, 138, , 142
ESP10, 250, 359, 392, 434, 458, 140, , 144
ESP10, 254, 364, 398, 435, 460, 142, , 146
ESP10, 254, 363, 397, 434, 459, 145, , 149
ESP10, 259, 365, 399, 436, 461, 147, , 151
ESP10, 257, 363, 398, 434, 459, 149, , 153
ESP10, 255, 360, 395, 433, 456, 151, , 155
ESP10, 260, 368, 398, 436, 459, 153, , 157
ESP10, 258, 368, 397, 435, 457, 156, , 160
ESP10, 265, 369, 399, 438, 460, 158, , 162
ESP10, 274, 375, 404, 443, 465, 160, , 164
ESP10, 278, 377, 406, 444, 466, 162, , 166
ESP10, 279, 374, 404, 441, 462, 164, , 168
ESP10, 280, 371, 404, 441, 462, 167, , 171
ESP10, 276, 367, 401, 444, 463, 169, , 173
ESP10, 280, 370, 404, 446, 469, 171, , 175
ESP10, 286, 376, 409, 449, 475, 173, , 177
ESP10, 290, 382, 415, 452, 481, 175, , 179
ESP10, 286, 380, 413, 450, 479, 177, , 181
ESP10, 283, 378, 414, 448, 480, 180, , 184
ESP10, 283, 376, 414, 447, 481, 182, , 186
ESP10, 284, 376, 414, 448, 479, 184, , 188
ESP10, 285, 375, 414, 449, 479, 186, , 190
ESP10, 276, 366, 408, 445, 473, 188, , 192
ESP10, 283, 370, 413, 449, 476, 191, , 195
ESP10, 281, 368, 408, 445, 476, 193, , 197
ESP10, 283, 369, 410, 446, 477, 195, , 199
ESP10, 287, 372, 412, 448, 478, 197, , 201
ESP10, 272, 358, 398, 436, 467, 199, , 203
ESP10, 253, 342, 384, 422, 453, 202, , 206
ESP10, 262, 354, 391, 428, 458, 204, , 208
ESP10, 250, 346, 381, 419, 448, 206, , 210
ESP10, 221, 316, 357, 400, 431, 208, , 212
ESP10, 221, 317, 358, 402, 432, 210, , 214
ESP10, 217, 310, 348, 395, 424, 213, , 217
ESP10, 222, 314, 352, 400, 428, 215, , 219
ESP10, 184, 279, 323, 375, 405, 217, , 221
ESP10, 166, 263, 306, 364, 398, 219, , 223
ESP10, 160, 255, 299, 357, 394, 221, , 225
ESP10, 172, 264, 309, 366, 399, 223, , 227
ESP10, 168, 259, 304, 361, 396, 226, , 230
ESP10, 170, 259, 306, 363, 398, 228, , 232
ESP10, 188, 271, 320, 374, 408, 230, , 234
ESP10, 191, 267, 319, 371, 405, 232, , 236
ESP10, 216, 285, 338, 387, 420, 234, , 238
ESP10, 216, 278, 334, 382, 416, 237, , 241
ESP10, 224, 285, 334, 383, 416, 239, , 243
ESP10, 235, 295, 340, 389, 423, 241, , 245
ESP10, 234, 293, 335, 385, 418, 243, , 247
ESP10, 230, 293, 332, 381, 414, 245, , 249
ESP10, 235, 296, 340, 383, 417, 248, , 252
ESP10, 252, 313, 356, 399, 427, 250, , 254
ESP10, 251, 311, 356, 400, 426, 252, , 256
ESP10, 245, 303, 351, 394, 421, 254, , 258
ESP10, 248, 304, 349, 395, 420, 256, , 260
ESP10, 249, 305, 350, 398, 420, 258, , 262
ESP10, 252, 308, 354, 401, 421, 261, , 265
ESP10, 253, 311, 355, 405, 421, 263, , 267
ESP10, 251, 315, 354, 403, 421, 265, , 269
ESP10, 277, 343, 375, 421, 440, 267, , 271
ESP10, 277, 344, 376, 420, 441, 269, , 273
ESP10, 277, 342, 375, 418, 439, 272, , 276
ESP10, 278, 341, 376, 417, 438, 274, , 278
ESP10, 274, 337, 373, 414, 434, 276, , 280
ESP10, 275, 337, 373, 413, 433, 278, , 282
ESP10, 277, 333, 371, 411, 429, 280, , 284
ESP10, 283, 333, 371, 412, 429, 283, , 287
ESP10, 280, 331, 368, 409, 429, 285, , 289
ESP10, 281, 338, 368, 409, 429, 287, , 291
ESP10, 284, 340, 370, 411, 431, 289, , 293
ESP10, 284, 342, 371, 412, 431, 291, , 295
ESP10, 287, 345, 374, 413, 432, 294, , 298
ESP10, 290, 348, 373, 413, 431, 296, , 300
ESP10, 293, 350, 375, 415, 431, 298, , 302
ESP10, 292, 349, 375, 414, 430, 300, , 304
ESP10, 292, 349, 378, 414, 429, 302, , 306
ESP10, 293, 348, 378, 412, 427, 304, , 308
ESP10, 296, 344, 376, 409, 424, 307, , 311
ESP10, 309, 356, 385, 417, 434, 309, , 313
ESP10, 314, 355, 384, 416, 432, 311, , 315
ESP10, 318, 359, 387, 420, 434, 313, , 317
ESP10, 320, 365, 389, 421, 436, 315, , 319
ESP10, 322, 368, 392, 422, 439, 318, , 322
ESP10, 317, 364, 388, 419, 435, 320, , 324
ESP10, 323, 366, 389, 422, 440, 322, , 326
ESP10, 325, 366, 390, 423, 441, 324, , 328
ESP10, 329, 365, 389, 423, 439, 326, , 330
ESP10, 331, 365, 392, 423, 441, 329, , 333
ESP10, 337, 365, 397, 423, 444, 331, , 335
ESP10, 341, 366, 397, 425, 444, 333, , 337
ESP10, 342, 366, 398, 426, 443, 335, , 339
ESP10, 346, 369, 402, 428, 446, 337, , 341
ESP10, 346, 367, 398, 425, 444, 340, , 344
ESP10, 352, 370, 402, 429, 446, 342, , 346
ESP10, 354, 372, 404, 431, 447, 344, , 348
ESP10, 350, 371, 400, 429, 444, 346, , 350
ESP10, 346, 367, 397, 427, 440, 348, , 352
ESP10, 348, 367, 403, 428, 440, 350, , 354
ESP10, 354, 371, 408, 431, 442, 353, , 357
ESP10, 352, 370, 405, 431, 440, 355, , 359
ESP10, 352, 373, 406, 432, 441, 357, , 361
ESP10, 355, 374, 406, 431, 441, 359, , 363
ESP10, 358, 374, 404, 430, 441, 361, , 365
ESP10, 357, 374, 404, 431, 444, 364, , 368
ESP10, 353, 371, 402, 429, 444, 366, , 370
ESP10, 347, 366, 399, 424, 439, 368, , 372
ESP10, 344, 365, 397, 423, 439, 370, , 374
ESP10, 349, 369, 400, 426, 443, 372, , 376
ESP10, 352, 372, 404, 431, 446, 375, , 379
ESP10, 346, 369, 399, 427, 442, 377, , 381
ESP10, 352, 377, 404, 432, 447, 379, , 383
ESP10, 350, 377, 404, 431, 448, 381, , 385
ESP10, 347, 374, 403, 428, 445, 383, , 387
ESP10, 346, 374, 405, 427, 445, 385, , 389
ESP10, 344, 375, 404, 425, 444, 388, , 392
ESP10, 346, 379, 405, 428, 445, 390, , 394
ESP10, 340, 376, 401, 424, 440, 392, , 396
ESP10, 334, 373, 397, 420, 436, 394, , 398
ESP10, 320, 365, 385, 408, 424, 396, , 400
ESP10, 331, 375, 392, 415, 432, 399, , 403
ESP10, 329, 374, 395, 413, 431, 401, , 405
ESP10, 328, 373, 395, 412, 429, 403, , 407
ESP10, 322, 371, 390, 408, 425, 405, , 409
ESP10, 312, 362, 381, 400, 418, 407, , 411
ESP10, 306, 362, 377, 395, 413, 410, , 414
ESP10, 290, 348, 363, 384, 401, 412, , 416
ESP10, 302, 354, 370, 392, 407, 414, , 418
ESP10, 258, 316, 331, 357, 375, 416, , 420
ESP10, 292, 346, 362, 388, 400, 418, , 422
ESP10, 287, 342, 358, 385, 398, 421, , 425
ESP10, 266, 324, 341, 370, 384, 423, , 427
ESP10, 285, 342, 360, 386, 400, 425, , 429
ESP10, 286, 342, 363, 388, 401, 427, , 431
ESP10, 286, 343, 365, 388, 403, 429, , 433
ESP10, 283, 338, 360, 382, 399, 431, , 435
ESP10, 284, 335, 356, 377, 393, 434, , 438
ESP10, 287, 340, 360, 380, 397, 436, , 440
ESP10, 292, 346, 364, 388, 403, 438, , 442
ESP10, 302, 350, 368, 392, 409, 440, , 444
ESP10, 311, 350, 370, 393, 411, 442, , 446
ESP10, 313, 351, 374, 393, 413, 445, , 449
ESP10, 316, 351, 373, 397, 415, 447, , 451
ESP10, 297, 335, 356, 384, 401, 449, , 453
ESP10, 297, 335, 361, 386, 403, 451, , 455
ESP10, 304, 338, 366, 388, 403, 453, , 457
ESP10, 305, 337, 364, 387, 403, 456, , 460
ESP10, 306, 336, 362, 385, 402, 458, , 462
ESP10, 302, 333, 361, 379, 396, 460, , 464
ESP10, 297, 330, 358, 375, 393, 462, , 466
ESP10, 302, 335, 363, 382, 399, 464, , 468
ESP10, 308, 341, 369, 387, 405, 466, , 470
ESP10, 304, 338, 366, 385, 401, 469, , 473
ESP10, 307, 341, 367, 386, 404, 471, , 475
ESP10, 309, 341, 368, 387, 402, 473, , 477
ESP10, 301, 335, 360, 385, 394, 475, , 479
ESP10, 306, 338, 362, 387, 396, 477, , 481
ESP10, 299, 333, 356, 380, 392, 480, , 484
ESP10, 299, 334, 356, 382, 391, 482, , 486
ESP10, 299, 333, 352, 378, 386, 484, , 488
ESP10, 295, 328, 346, 373, 379, 486, , 490
ESP10, 305, 336, 352, 379, 384, 488, , 492
ESP10, 304, 335, 354, 377, 385, 491, , 495
ESP10, 319, 350, 368, 390, 397, 493, , 497
ESP10, 299, 330, 352, 374, 380, 495, , 499
ESP10, 295, 327, 350, 368, 375, 497, , 501
ESP10, 290, 323, 344, 362, 373, 499, , 503
ESP10, 305, 334, 355, 375, 384, 502, , 506
ESP10, 306, 334, 357, 377, 385, 504, , 508
ESP10, 305, 334, 356, 377, 384, 506, , 510
ESP10, 298, 329, 354, 373, 380, 508, , 512
ESP10, 303, 337, 363, 378, 385, 510, , 514
ESP10, 307, 344, 368, 383, 389, 512, , 516
ESP10, 313, 350, 372, 389, 394, 515, , 519
ESP10, 307, 345, 368, 384, 389, 517, , 521
ESP10, 303, 343, 366, 384, 390, 519, , 523
ESP10, 303, 343, 365, 384, 390, 521, , 525
ESP10, 305, 340, 357, 376, 382, 523, , 527
ESP10, 311, 342, 358, 376, 383, 526, , 530
ESP10, 321, 342, 359, 376, 383, 528, , 532
ESP10, 330, 347, 362, 379, 386, 530, , 534
ESP10, 334, 353, 365, 385, 391, 532, , 536
ESP10, 338, 359, 369, 389, 395, 534, , 538
ESP10, 338, 360, 370, 390, 395, 537, , 541
ESP10, 339, 362, 373, 391, 398, 539, , 543
ESP10, 336, 361, 373, 391, 400, 541, , 545
ESP10, 340, 365, 379, 393, 401, 543, , 547
ESP10, 337, 364, 376, 392, 398, 545, , 549
ESP10, 335, 364, 379, 392, 398, 548, , 552
ESP10, 336, 366, 380, 392, 398, 550, , 554
ESP10, 338, 366, 380, 393, 397, 552, , 556
ESP10, 337, 363, 377, 391, 394, 554, , 558
ESP10, 346, 370, 386, 396, 400, 556, , 560
ESP10, 350, 373, 388, 397, 402, 558, , 562
ESP10, 347, 374, 385, 393, 401, 561, , 565
ESP10, 350, 374, 383, 391, 398, 563, , 567
ESP10, 362, 384, 390, 399, 407, 565, , 569
ESP10, 364, 383, 391, 398, 408, 567, , 571
ESP10, 373, 389, 398, 406, 412, 569, , 573
ESP10, 374, 387, 398, 405, 411, 572, , 576
ESP10, 372, 384, 396, 404, 410, 574, , 578
ESP10, 364, 375, 389, 397, 403, 576, , 580
ESP10, 369, 382, 393, 403, 406, 578, , 582
ESP10, 360, 375, 385, 395, 398, 580, , 584
ESP10, 361, 376, 385, 395, 398, 583, , 587
ESP10, 375, 383, 392, 401, 405, 585, , 589
ESP10, 375, 382, 393, 399, 404, 587, , 591
ESP10, 369, 377, 387, 394, 397, 589, , 593
ESP10, 353, 359, 370, 377, 379, 591, , 595
ESP10, 347, 352, 365, 370, 372, 593, , 597
ESP10, 361, 368, 379, 383, 386, 596, , 600
ESP10, 354, 363, 373, 377, 379, 598, , 602
ESP10, 358, 367, 376, 381, 382, 600, , 604
ESP10, 361, 371, 375, 380, 382, 602, , 606
ESP10, 356, 366, 373, 377, 379, 604, , 608
ESP10, 353, 363, 371, 374, 376, 607, , 611
ESP10, 354, 363, 371, 376, 377, 609, , 613
ESP10, 360, 371, 376, 381, 382, 611, , 615
ESP10, 378, 384, 388, 392, 394, 613, , 617
ESP10, 377, 384, 387, 390, 392, 615, , 619
ESP10, 383, 390, 392, 394, 395, 618, , 622
ESP10, 383, 390, 392, 394, 395, 620, , 624
ESP10, 386, 390, 392, 394, 394, 622, , 626
ESP10, 385, 390, 392, 393, 394, 624, , 628
ESP10, 388, 392, 394, 396, 397, 626, , 630
ESP10, 390, 393, 396, 397, 397, 629, , 633
ESP10, 390, 394, 396, 397, 398, 631, , 635
ESP10, 392, 394, 396, 397, 398, 633, , 637
ESP10, 392, 394, 396, 397, 398, 635, , 639
ESP10, 391, 394, 395, 397, 397, 637, , 641
ESP10, 392, 394, 395, 396, 397, 639, , 643
ESP10, 392, 394, 395, 396, 396, 642, , 646
ESP10, 391, 393, 394, 396, 396, 644, , 648
ESP10, 390, 393, 394, 395, 396, 646, , 650
ESP10, 389, 392, 394, 395, 395, 648, , 652
ESP10, 389, 392, 393, 395, 395, 650, , 654
ESP10, 385, 390, 391, 392, 393, 653, , 657
ESP10, 382, 387, 388, 390, 390, 655, , 659
ESP10, 375, 380, 382, 383, 384, 657, , 661
ESP10, 367, 373, 375, 376, 377, 659, , 663
ESP10, 371, 375, 377, 379, 379, 661, , 665
ESP10, 372, 375, 377, 378, 379, 664, , 668
ESP10, 375, 377, 378, 379, 380, 666, , 670
ESP10, 374, 375, 377, 378, 379, 668, , 672
ESP10, 375, 376, 377, 378, 379, 670, , 674
ESP10, 377, 378, 379, 380, 381, 672, , 676
ESP10, 377, 378, 379, 380, 381, 675, , 679
ESP10, 377, 378, 379, 380, 381, 677, , 681
ESP10, 377, 378, 379, 380, 381, 679, , 683
ESP10, 376, 377, 378, 380, 380, 681, , 685
ESP10, 376, 377, 378, 380, 380, 683, , 687
ESP10, 376, 376, 377, 379, 379, 685, , 689
ESP10, 378, 379, 380, 381, 382, 688, , 692
ESP10, 378, 379, 380, 381, 382, 690, , 694
ESP10, 378, 379, 380, 381, 381, 692, , 696
ESP10, 378, 379, 380, 381, 381, 694, , 698
ESP10, 378, 379, 380, 381, 381, 696, , 700
ESP10, 378, 379, 380, 381, 381, 699, , 703
ESP10, 377, 378, 379, 380, 381, 701, , 705
ESP10, 377, 378, 379, 380, 380, 703, , 707
ESP10, 376, 377, 379, 379, 380, 705, , 709
ESP10, 377, 378, 379, 380, 380, 707, , 711
ESP10, 377, 378, 379, 380, 381, 710, , 714
ESP10, 377, 378, 379, 380, 380, 712, , 716
ESP10, 377, 378, 380, 380, 381, 714, , 718
ESP10, 377, 378, 380, 380, 381, 716, , 720
ESP10, 377, 378, 380, 380, 381, 718, , 722
ESP10, 378, 379, 380, 380, 381, 720, , 724
ESP10, 378, 379, 380, 380, 381, 723, , 727
ESP10, 378, 379, 380, 381, 381, 725, , 729
ESP10, 377, 378, 379, 380, 380, 727, , 731
ESP10, 377, 378, 379, 380, 380, 729, , 733
ESP10, 377, 378, 379, 380, 380, 731, , 735
ESP10, 377, 378, 379, 380, 380, 734, , 738
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
Show Tooltips Help
Overlay
ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/ABOM8W_SQIN.ESPF10.csv
ABOM8W_SQIN.ESPF0.csv|2026-08-01
ABOM8W_SQIN.ESPF10.csv|2026-08-01
ABOM8W_SQIN.ESPFM.csv|2026-08-01
APR-SEP
CLARK FORK - ABOVE MISSOULA
(
ABOM8
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-01
Issued:
2026-08-01
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
924
1393
89
2474
1571
APR-JUL
818
1181
84
2217
1405
APR-AUG
872
1299
87
2361
1492
JAN-SEP
1105
1608
87
2793
1859
JAN-JUL
1002
1393
82
2535
1693
OCT-SEP
1320
1821
86
3027
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|2026-08-01
ABOM8W_SQIN.ESPF10.csv|2026-08-01
ABOM8W_SQIN.ESPFM.csv|2026-08-01
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
