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Water Year
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FLATHEAD - AT COLUMBIA FALLS
(
CFMM8
)
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
4349
4725
83
5564
5672
APR-JUL
4023
4364
83
5130
5267
JAN-SEP
5759
6134
97
6974
6295
JAN-JUL
5432
5774
98
6539
5890
OCT-SEP
7101
7477
107
8316
6973
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
4512
4908
87
5662
5672
APR-JUL
4176
4503
85
5240
5267
JAN-SEP
5921
6318
100
7072
6295
JAN-JUL
5586
5913
100
6650
5890
OCT-SEP
7264
7660
110
8414
6973
Reference
ESP with 0 Days QPF
Ensemble:
2026-05-01
Issued:
2026-05-01
Hide Forecast
APR-SEP
4532
4955
87
5678
5672
APR-JUL
4183
4565
87
5247
5267
JAN-SEP
5942
6364
101
7088
6295
JAN-JUL
5593
5975
101
6657
5890
OCT-SEP
7284
7707
111
8430
6973
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 199, 275, 344, 420, 453, 71, , 75
ESP10, 200, 276, 344, 415, 449, 74, , 78
ESP10, 201, 276, 346, 415, 456, 77, , 81
ESP10, 202, 275, 345, 413, 455, 81, , 85
ESP10, 205, 274, 345, 412, 454, 84, , 88
ESP10, 199, 265, 337, 403, 452, 87, , 91
ESP10, 204, 270, 342, 408, 458, 90, , 94
ESP10, 207, 271, 344, 408, 461, 93, , 97
ESP10, 207, 270, 344, 408, 462, 96, , 100
ESP10, 204, 267, 340, 403, 457, 99, , 103
ESP10, 208, 265, 336, 400, 457, 102, , 106
ESP10, 217, 275, 345, 407, 465, 106, , 110
ESP10, 219, 276, 344, 407, 469, 109, , 113
ESP10, 218, 276, 344, 406, 470, 112, , 116
ESP10, 213, 272, 340, 401, 465, 115, , 119
ESP10, 204, 264, 334, 393, 457, 118, , 122
ESP10, 196, 266, 327, 387, 450, 121, , 125
ESP10, 202, 276, 333, 392, 455, 124, , 128
ESP10, 197, 272, 330, 388, 450, 127, , 131
ESP10, 203, 277, 334, 397, 452, 131, , 135
ESP10, 192, 283, 323, 389, 442, 134, , 138
ESP10, 198, 288, 332, 394, 447, 137, , 141
ESP10, 194, 280, 325, 386, 449, 140, , 144
ESP10, 210, 288, 333, 398, 456, 143, , 147
ESP10, 214, 285, 335, 394, 459, 146, , 150
ESP10, 210, 279, 333, 391, 459, 149, , 153
ESP10, 211, 279, 336, 391, 461, 153, , 157
ESP10, 215, 281, 340, 397, 465, 156, , 160
ESP10, 215, 276, 335, 391, 460, 159, , 163
ESP10, 200, 259, 321, 375, 445, 162, , 166
ESP10, 207, 263, 326, 381, 450, 165, , 169
ESP10, 211, 263, 328, 386, 452, 168, , 172
ESP10, 202, 252, 324, 377, 443, 171, , 175
ESP10, 212, 259, 337, 388, 450, 174, , 178
ESP10, 214, 262, 336, 388, 449, 178, , 182
ESP10, 216, 265, 337, 390, 455, 181, , 185
ESP10, 219, 264, 335, 390, 453, 184, , 188
ESP10, 214, 255, 331, 380, 443, 187, , 191
ESP10, 220, 259, 340, 385, 447, 190, , 194
ESP10, 219, 261, 341, 383, 446, 193, , 197
ESP10, 220, 265, 341, 387, 445, 196, , 200
ESP10, 231, 279, 349, 397, 451, 199, , 203
ESP10, 234, 278, 346, 395, 450, 203, , 207
ESP10, 236, 283, 352, 399, 450, 206, , 210
ESP10, 225, 271, 344, 390, 438, 209, , 213
ESP10, 233, 279, 355, 398, 447, 212, , 216
ESP10, 219, 265, 344, 385, 435, 215, , 219
ESP10, 233, 279, 359, 402, 450, 218, , 222
ESP10, 231, 273, 353, 399, 454, 221, , 225
ESP10, 237, 275, 359, 404, 458, 225, , 229
ESP10, 230, 268, 350, 399, 449, 228, , 232
ESP10, 236, 271, 351, 401, 454, 231, , 235
ESP10, 236, 263, 343, 392, 444, 234, , 238
ESP10, 245, 276, 354, 399, 452, 237, , 241
ESP10, 234, 269, 344, 392, 446, 240, , 244
ESP10, 238, 270, 344, 390, 452, 243, , 247
ESP10, 236, 269, 344, 386, 454, 246, , 250
ESP10, 234, 266, 343, 383, 451, 250, , 254
ESP10, 238, 273, 346, 386, 454, 253, , 257
ESP10, 226, 261, 333, 380, 442, 256, , 260
ESP10, 210, 250, 316, 370, 428, 259, , 263
ESP10, 219, 261, 325, 378, 437, 262, , 266
ESP10, 196, 239, 306, 358, 417, 265, , 269
ESP10, 176, 220, 291, 340, 401, 268, , 272
ESP10, 183, 226, 298, 349, 406, 272, , 276
ESP10, 185, 225, 304, 349, 405, 275, , 279
ESP10, 196, 236, 318, 358, 415, 278, , 282
ESP10, 181, 221, 305, 343, 401, 281, , 285
ESP10, 154, 194, 277, 314, 375, 284, , 288
ESP10, 146, 188, 267, 305, 369, 287, , 291
ESP10, 141, 186, 263, 301, 369, 290, , 294
ESP10, 148, 196, 274, 310, 380, 293, , 297
ESP10, 159, 210, 286, 320, 388, 297, , 301
ESP10, 158, 205, 280, 314, 387, 300, , 304
ESP10, 172, 216, 294, 327, 400, 303, , 307
ESP10, 176, 219, 297, 335, 403, 306, , 310
ESP10, 194, 237, 313, 354, 420, 309, , 313
ESP10, 198, 241, 312, 353, 418, 312, , 316
ESP10, 205, 247, 317, 357, 423, 315, , 319
ESP10, 202, 247, 318, 354, 420, 318, , 322
ESP10, 208, 256, 325, 358, 425, 322, , 326
ESP10, 210, 260, 326, 360, 425, 325, , 329
ESP10, 221, 274, 335, 377, 435, 328, , 332
ESP10, 227, 275, 337, 378, 435, 331, , 335
ESP10, 225, 266, 331, 368, 427, 334, , 338
ESP10, 226, 265, 330, 371, 429, 337, , 341
ESP10, 225, 270, 330, 372, 428, 340, , 344
ESP10, 233, 277, 334, 379, 432, 344, , 348
ESP10, 238, 279, 335, 383, 431, 347, , 351
ESP10, 241, 282, 336, 383, 432, 350, , 354
ESP10, 249, 293, 342, 392, 439, 353, , 357
ESP10, 245, 288, 338, 387, 433, 356, , 360
ESP10, 249, 288, 335, 385, 430, 359, , 363
ESP10, 254, 291, 339, 386, 431, 362, , 366
ESP10, 250, 285, 334, 380, 425, 365, , 369
ESP10, 245, 281, 332, 379, 423, 369, , 373
ESP10, 244, 281, 334, 378, 424, 372, , 376
ESP10, 250, 286, 339, 381, 429, 375, , 379
ESP10, 257, 292, 346, 386, 433, 378, , 382
ESP10, 259, 299, 348, 391, 434, 381, , 385
ESP10, 262, 300, 355, 396, 436, 384, , 388
ESP10, 264, 303, 356, 397, 435, 387, , 391
ESP10, 265, 305, 357, 399, 436, 390, , 394
ESP10, 258, 301, 351, 393, 431, 394, , 398
ESP10, 261, 305, 354, 395, 442, 397, , 401
ESP10, 263, 303, 352, 393, 439, 400, , 404
ESP10, 265, 305, 353, 394, 439, 403, , 407
ESP10, 267, 310, 356, 399, 442, 406, , 410
ESP10, 264, 312, 356, 397, 443, 409, , 413
ESP10, 275, 324, 366, 406, 452, 412, , 416
ESP10, 275, 326, 367, 406, 452, 416, , 420
ESP10, 276, 329, 371, 407, 453, 419, , 423
ESP10, 275, 333, 371, 407, 452, 422, , 426
ESP10, 278, 340, 374, 410, 455, 425, , 429
ESP10, 277, 346, 374, 410, 457, 428, , 432
ESP10, 285, 348, 374, 412, 457, 431, , 435
ESP10, 290, 348, 375, 414, 460, 434, , 438
ESP10, 297, 346, 375, 413, 458, 437, , 441
ESP10, 300, 344, 375, 411, 457, 441, , 445
ESP10, 300, 349, 379, 411, 459, 444, , 448
ESP10, 306, 349, 380, 412, 460, 447, , 451
ESP10, 305, 343, 379, 409, 454, 450, , 454
ESP10, 304, 340, 378, 408, 453, 453, , 457
ESP10, 305, 340, 377, 410, 452, 456, , 460
ESP10, 318, 346, 384, 416, 457, 459, , 463
ESP10, 316, 353, 382, 414, 456, 462, , 466
ESP10, 311, 348, 377, 410, 450, 466, , 470
ESP10, 313, 347, 376, 411, 448, 469, , 473
ESP10, 308, 343, 372, 405, 441, 472, , 476
ESP10, 318, 359, 384, 416, 452, 475, , 479
ESP10, 323, 362, 385, 421, 456, 478, , 482
ESP10, 324, 363, 388, 422, 461, 481, , 485
ESP10, 320, 358, 389, 419, 464, 484, , 488
ESP10, 329, 364, 393, 422, 471, 488, , 492
ESP10, 330, 359, 391, 417, 469, 491, , 495
ESP10, 329, 358, 389, 419, 467, 494, , 498
ESP10, 326, 355, 387, 422, 465, 497, , 501
ESP10, 327, 356, 387, 425, 465, 500, , 504
ESP10, 321, 350, 380, 420, 459, 503, , 507
ESP10, 326, 355, 384, 425, 462, 506, , 510
ESP10, 320, 349, 379, 422, 461, 509, , 513
ESP10, 319, 347, 379, 419, 460, 513, , 517
ESP10, 316, 339, 375, 411, 453, 516, , 520
ESP10, 319, 339, 377, 411, 452, 519, , 523
ESP10, 327, 346, 382, 418, 455, 522, , 526
ESP10, 336, 356, 391, 425, 462, 525, , 529
ESP10, 338, 362, 396, 429, 463, 528, , 532
ESP10, 337, 362, 395, 429, 462, 531, , 535
ESP10, 335, 362, 394, 428, 460, 534, , 538
ESP10, 325, 359, 388, 418, 452, 538, , 542
ESP10, 334, 366, 397, 427, 458, 541, , 545
ESP10, 329, 364, 392, 423, 453, 544, , 548
ESP10, 324, 360, 387, 418, 450, 547, , 551
ESP10, 317, 355, 381, 414, 443, 550, , 554
ESP10, 315, 356, 380, 411, 439, 553, , 557
ESP10, 313, 353, 375, 406, 432, 556, , 560
ESP10, 303, 344, 365, 397, 422, 560, , 564
ESP10, 305, 347, 368, 402, 424, 563, , 567
ESP10, 292, 336, 357, 390, 410, 566, , 570
ESP10, 306, 351, 371, 402, 424, 569, , 573
ESP10, 318, 363, 387, 412, 433, 572, , 576
ESP10, 319, 364, 386, 414, 433, 575, , 579
ESP10, 321, 366, 390, 416, 436, 578, , 582
ESP10, 326, 374, 396, 424, 442, 581, , 585
ESP10, 322, 369, 393, 422, 437, 585, , 589
ESP10, 316, 364, 388, 416, 433, 588, , 592
ESP10, 309, 358, 381, 409, 427, 591, , 595
ESP10, 309, 359, 382, 410, 428, 594, , 598
ESP10, 311, 355, 379, 406, 425, 597, , 601
ESP10, 312, 354, 378, 404, 423, 600, , 604
ESP10, 313, 353, 378, 401, 421, 603, , 607
ESP10, 311, 347, 378, 395, 416, 607, , 611
ESP10, 314, 349, 381, 397, 420, 610, , 614
ESP10, 304, 338, 370, 388, 412, 613, , 617
ESP10, 306, 339, 370, 392, 414, 616, , 620
ESP10, 304, 339, 370, 391, 411, 619, , 623
ESP10, 301, 334, 367, 387, 403, 622, , 626
ESP10, 306, 338, 373, 397, 409, 625, , 629
ESP10, 306, 340, 377, 399, 411, 628, , 632
ESP10, 307, 340, 377, 400, 412, 632, , 636
ESP10, 309, 339, 378, 401, 416, 635, , 639
ESP10, 309, 339, 377, 401, 415, 638, , 642
ESP10, 307, 336, 374, 398, 411, 641, , 645
ESP10, 317, 347, 382, 407, 423, 644, , 648
ESP10, 321, 353, 381, 408, 424, 647, , 651
ESP10, 315, 349, 377, 403, 420, 650, , 654
ESP10, 315, 352, 377, 403, 422, 653, , 657
ESP10, 319, 357, 381, 407, 429, 657, , 661
ESP10, 315, 355, 379, 403, 425, 660, , 664
ESP10, 312, 351, 375, 398, 417, 663, , 667
ESP10, 309, 349, 373, 395, 415, 666, , 670
ESP10, 314, 353, 378, 399, 418, 669, , 673
ESP10, 325, 361, 388, 409, 429, 672, , 676
ESP10, 316, 356, 381, 402, 422, 675, , 679
ESP10, 317, 357, 382, 402, 422, 679, , 683
ESP10, 318, 362, 388, 403, 422, 682, , 686
ESP10, 303, 349, 375, 392, 409, 685, , 689
ESP10, 323, 360, 386, 403, 420, 688, , 692
ESP10, 324, 356, 385, 401, 416, 691, , 695
ESP10, 334, 360, 390, 406, 421, 694, , 698
ESP10, 337, 359, 391, 405, 420, 697, , 701
ESP10, 338, 356, 388, 405, 418, 700, , 704
ESP10, 338, 356, 390, 404, 418, 704, , 708
ESP10, 336, 354, 388, 406, 419, 707, , 711
ESP10, 330, 351, 385, 401, 415, 710, , 714
ESP10, 327, 350, 383, 401, 412, 713, , 717
ESP10, 325, 346, 382, 397, 408, 716, , 720
ESP10, 323, 343, 379, 397, 404, 719, , 723
ESP10, 321, 344, 377, 398, 404, 722, , 726
ESP10, 321, 346, 377, 397, 404, 725, , 729
ESP10, 323, 348, 378, 399, 407, 729, , 733
ESP10, 328, 355, 388, 405, 414, 732, , 736
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ESP10
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Data Files
/chpsesp/ensemble/natural/CFMM8N_SQIN.ESPF10.csv
CFMM8N_SQIN.ESPF0.csv|2026-05-01
CFMM8N_SQIN.ESPF10.csv|2026-05-01
CFMM8N_SQIN.ESPFM.csv|2026-05-01
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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