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Archive:
Water Year
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FLATHEAD - AT COLUMBIA FALLS
(
CFMM8
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-06-25
Issued:
2026-06-25
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
5083
5098
90
5220
5634
APR-JUL
4733
4736
90
4768
5237
JAN-SEP
6500
6515
104
6637
6244
JAN-JUL
6149
6152
105
6185
5847
OCT-SEP
7845
7860
114
7982
6906
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-06-25
Issued:
2026-06-25
Hide Forecast
APR-SEP
4968
5078
90
5319
5634
APR-JUL
4627
4699
90
4927
5237
JAN-SEP
6385
6495
104
6736
6244
JAN-JUL
6044
6115
105
6344
5847
OCT-SEP
7730
7840
114
8080
6906
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-25
Issued:
2026-06-25
Hide Forecast
APR-SEP
4932
4982
88
5137
5634
APR-JUL
4593
4631
88
4740
5237
JAN-SEP
6349
6399
102
6554
6244
JAN-JUL
6010
6048
103
6157
5847
OCT-SEP
7694
7744
112
7899
6906
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 201, 277, 345, 420, 454, 70, , 74
ESP10, 202, 278, 346, 416, 450, 73, , 77
ESP10, 203, 277, 347, 415, 457, 75, , 79
ESP10, 204, 277, 346, 414, 455, 78, , 82
ESP10, 208, 276, 346, 413, 454, 80, , 84
ESP10, 201, 267, 338, 404, 453, 83, , 87
ESP10, 206, 272, 343, 408, 459, 85, , 89
ESP10, 210, 272, 345, 409, 461, 88, , 92
ESP10, 210, 272, 345, 409, 463, 90, , 94
ESP10, 206, 269, 341, 404, 458, 93, , 97
ESP10, 210, 267, 337, 401, 458, 95, , 99
ESP10, 220, 276, 346, 408, 466, 98, , 102
ESP10, 221, 278, 346, 408, 470, 100, , 104
ESP10, 220, 278, 345, 407, 470, 103, , 107
ESP10, 215, 273, 341, 402, 466, 105, , 109
ESP10, 206, 266, 336, 394, 458, 108, , 112
ESP10, 198, 267, 329, 388, 451, 110, , 114
ESP10, 204, 277, 335, 392, 456, 113, , 117
ESP10, 199, 273, 332, 389, 450, 115, , 119
ESP10, 205, 279, 335, 398, 453, 118, , 122
ESP10, 194, 285, 325, 390, 443, 120, , 124
ESP10, 200, 290, 333, 395, 447, 123, , 127
ESP10, 196, 282, 327, 387, 449, 125, , 129
ESP10, 212, 289, 334, 399, 457, 128, , 132
ESP10, 216, 287, 336, 395, 460, 130, , 134
ESP10, 212, 281, 334, 392, 460, 133, , 137
ESP10, 213, 281, 338, 392, 461, 135, , 139
ESP10, 218, 283, 342, 398, 466, 138, , 142
ESP10, 217, 277, 336, 392, 461, 140, , 144
ESP10, 203, 261, 322, 376, 446, 143, , 147
ESP10, 209, 265, 328, 382, 451, 145, , 149
ESP10, 213, 265, 330, 387, 453, 148, , 152
ESP10, 204, 254, 325, 378, 443, 150, , 154
ESP10, 215, 261, 338, 389, 450, 153, , 157
ESP10, 216, 264, 338, 389, 449, 155, , 159
ESP10, 219, 267, 338, 391, 456, 158, , 162
ESP10, 221, 265, 336, 391, 454, 160, , 164
ESP10, 216, 257, 333, 381, 444, 163, , 167
ESP10, 222, 261, 341, 386, 448, 165, , 169
ESP10, 221, 263, 342, 384, 446, 168, , 172
ESP10, 222, 267, 342, 388, 446, 170, , 174
ESP10, 233, 280, 350, 398, 452, 173, , 177
ESP10, 236, 280, 348, 396, 450, 175, , 179
ESP10, 238, 285, 354, 400, 450, 178, , 182
ESP10, 227, 273, 346, 391, 439, 180, , 184
ESP10, 235, 280, 356, 399, 448, 183, , 187
ESP10, 221, 267, 345, 387, 435, 185, , 189
ESP10, 235, 281, 360, 403, 450, 188, , 192
ESP10, 233, 275, 354, 400, 455, 190, , 194
ESP10, 239, 277, 360, 405, 458, 193, , 197
ESP10, 232, 270, 351, 400, 449, 195, , 199
ESP10, 238, 273, 352, 402, 455, 198, , 202
ESP10, 238, 265, 344, 393, 445, 200, , 204
ESP10, 247, 277, 355, 400, 453, 202, , 206
ESP10, 236, 271, 345, 393, 447, 205, , 209
ESP10, 240, 272, 345, 392, 453, 207, , 211
ESP10, 238, 271, 346, 387, 454, 210, , 214
ESP10, 236, 268, 344, 384, 452, 212, , 216
ESP10, 240, 275, 348, 387, 454, 215, , 219
ESP10, 228, 263, 334, 381, 442, 217, , 221
ESP10, 212, 252, 318, 372, 428, 220, , 224
ESP10, 221, 263, 327, 379, 438, 222, , 226
ESP10, 199, 241, 308, 360, 418, 225, , 229
ESP10, 179, 222, 292, 342, 402, 227, , 231
ESP10, 185, 228, 299, 350, 407, 230, , 234
ESP10, 187, 228, 306, 350, 407, 232, , 236
ESP10, 198, 238, 319, 359, 416, 235, , 239
ESP10, 184, 223, 307, 344, 402, 237, , 241
ESP10, 156, 196, 278, 316, 377, 240, , 244
ESP10, 148, 190, 269, 306, 370, 242, , 246
ESP10, 143, 188, 265, 303, 370, 245, , 249
ESP10, 151, 198, 276, 312, 381, 247, , 251
ESP10, 161, 212, 287, 322, 389, 250, , 254
ESP10, 161, 207, 282, 315, 388, 252, , 256
ESP10, 174, 218, 295, 329, 401, 255, , 259
ESP10, 179, 220, 299, 336, 404, 257, , 261
ESP10, 196, 239, 314, 355, 421, 260, , 264
ESP10, 200, 243, 314, 354, 419, 262, , 266
ESP10, 207, 249, 319, 358, 424, 265, , 269
ESP10, 204, 249, 319, 355, 421, 267, , 271
ESP10, 210, 257, 326, 359, 425, 270, , 274
ESP10, 213, 261, 327, 361, 426, 272, , 276
ESP10, 223, 275, 337, 378, 436, 275, , 279
ESP10, 229, 276, 338, 379, 436, 277, , 281
ESP10, 227, 268, 332, 369, 428, 280, , 284
ESP10, 228, 267, 332, 372, 430, 282, , 286
ESP10, 228, 272, 331, 373, 429, 285, , 289
ESP10, 235, 279, 336, 380, 433, 287, , 291
ESP10, 240, 281, 337, 384, 432, 290, , 294
ESP10, 243, 284, 338, 384, 433, 292, , 296
ESP10, 251, 295, 343, 393, 440, 295, , 299
ESP10, 247, 290, 340, 388, 434, 297, , 301
ESP10, 251, 289, 337, 386, 430, 300, , 304
ESP10, 256, 293, 341, 387, 432, 302, , 306
ESP10, 252, 287, 336, 381, 426, 305, , 309
ESP10, 247, 283, 334, 380, 424, 307, , 311
ESP10, 246, 282, 335, 379, 425, 310, , 314
ESP10, 252, 288, 340, 382, 430, 312, , 316
ESP10, 259, 294, 347, 387, 434, 315, , 319
ESP10, 260, 300, 349, 392, 435, 317, , 321
ESP10, 264, 302, 356, 397, 436, 320, , 324
ESP10, 266, 304, 357, 398, 436, 322, , 326
ESP10, 266, 307, 358, 399, 436, 325, , 329
ESP10, 259, 302, 352, 394, 432, 327, , 331
ESP10, 263, 307, 355, 396, 442, 330, , 334
ESP10, 264, 305, 353, 394, 440, 332, , 336
ESP10, 266, 307, 354, 395, 440, 335, , 339
ESP10, 269, 311, 357, 400, 442, 337, , 341
ESP10, 265, 313, 357, 398, 443, 339, , 343
ESP10, 276, 325, 367, 407, 453, 342, , 346
ESP10, 276, 327, 368, 407, 452, 344, , 348
ESP10, 277, 331, 372, 408, 453, 347, , 351
ESP10, 276, 334, 372, 407, 453, 349, , 353
ESP10, 280, 342, 375, 411, 456, 352, , 356
ESP10, 279, 347, 375, 411, 457, 354, , 358
ESP10, 286, 350, 375, 413, 458, 357, , 361
ESP10, 291, 350, 376, 414, 461, 359, , 363
ESP10, 299, 347, 376, 414, 459, 362, , 366
ESP10, 301, 345, 376, 412, 458, 364, , 368
ESP10, 302, 350, 380, 411, 459, 367, , 371
ESP10, 307, 350, 381, 413, 460, 369, , 373
ESP10, 307, 344, 380, 409, 455, 372, , 376
ESP10, 306, 342, 379, 409, 453, 374, , 378
ESP10, 306, 341, 378, 410, 453, 377, , 381
ESP10, 319, 347, 384, 416, 458, 379, , 383
ESP10, 317, 354, 383, 415, 457, 382, , 386
ESP10, 312, 349, 378, 411, 451, 384, , 388
ESP10, 314, 348, 377, 412, 449, 387, , 391
ESP10, 310, 344, 373, 406, 442, 389, , 393
ESP10, 319, 360, 385, 417, 452, 392, , 396
ESP10, 324, 363, 386, 421, 456, 394, , 398
ESP10, 326, 364, 389, 423, 461, 397, , 401
ESP10, 321, 360, 390, 419, 465, 399, , 403
ESP10, 330, 365, 394, 422, 472, 402, , 406
ESP10, 331, 360, 392, 418, 470, 404, , 408
ESP10, 330, 359, 390, 420, 468, 407, , 411
ESP10, 328, 356, 388, 423, 465, 409, , 413
ESP10, 328, 357, 388, 426, 466, 412, , 416
ESP10, 323, 352, 381, 421, 459, 414, , 418
ESP10, 327, 356, 385, 426, 462, 417, , 421
ESP10, 321, 350, 380, 422, 462, 419, , 423
ESP10, 321, 348, 380, 420, 461, 422, , 426
ESP10, 317, 340, 377, 412, 454, 424, , 428
ESP10, 320, 340, 378, 412, 453, 427, , 431
ESP10, 328, 347, 383, 419, 456, 429, , 433
ESP10, 337, 357, 392, 426, 462, 432, , 436
ESP10, 339, 363, 396, 430, 464, 434, , 438
ESP10, 338, 363, 396, 430, 463, 437, , 441
ESP10, 337, 363, 395, 428, 461, 439, , 443
ESP10, 326, 360, 389, 419, 452, 442, , 446
ESP10, 335, 368, 398, 428, 459, 444, , 448
ESP10, 331, 365, 393, 424, 454, 447, , 451
ESP10, 325, 362, 388, 419, 450, 449, , 453
ESP10, 319, 356, 382, 414, 444, 452, , 456
ESP10, 317, 358, 381, 412, 439, 454, , 458
ESP10, 314, 355, 377, 407, 433, 457, , 461
ESP10, 304, 345, 366, 398, 423, 459, , 463
ESP10, 307, 348, 370, 402, 425, 462, , 466
ESP10, 294, 337, 359, 391, 411, 464, , 468
ESP10, 307, 352, 372, 403, 424, 467, , 471
ESP10, 319, 364, 388, 412, 434, 469, , 473
ESP10, 320, 365, 387, 414, 433, 471, , 475
ESP10, 323, 367, 391, 417, 436, 474, , 478
ESP10, 328, 375, 397, 424, 442, 476, , 480
ESP10, 323, 370, 394, 423, 438, 479, , 483
ESP10, 317, 365, 389, 417, 433, 481, , 485
ESP10, 310, 359, 382, 410, 428, 484, , 488
ESP10, 311, 360, 383, 411, 429, 486, , 490
ESP10, 312, 356, 380, 407, 426, 489, , 493
ESP10, 313, 356, 379, 405, 424, 491, , 495
ESP10, 315, 354, 380, 402, 422, 494, , 498
ESP10, 313, 348, 379, 396, 417, 496, , 500
ESP10, 315, 350, 382, 398, 420, 499, , 503
ESP10, 306, 339, 371, 389, 413, 501, , 505
ESP10, 308, 340, 371, 393, 414, 504, , 508
ESP10, 305, 340, 371, 392, 412, 506, , 510
ESP10, 303, 335, 368, 388, 404, 509, , 513
ESP10, 308, 340, 374, 398, 410, 511, , 515
ESP10, 308, 342, 378, 400, 412, 514, , 518
ESP10, 309, 341, 378, 401, 413, 516, , 520
ESP10, 310, 340, 379, 402, 417, 519, , 523
ESP10, 310, 340, 378, 402, 416, 521, , 525
ESP10, 309, 338, 375, 399, 412, 524, , 528
ESP10, 318, 349, 383, 408, 423, 526, , 530
ESP10, 322, 354, 382, 409, 424, 529, , 533
ESP10, 317, 351, 378, 405, 421, 531, , 535
ESP10, 317, 353, 378, 404, 423, 534, , 538
ESP10, 321, 359, 382, 408, 429, 536, , 540
ESP10, 317, 357, 380, 404, 426, 539, , 543
ESP10, 313, 352, 376, 399, 418, 541, , 545
ESP10, 311, 350, 374, 396, 415, 544, , 548
ESP10, 316, 354, 379, 400, 419, 546, , 550
ESP10, 326, 363, 389, 410, 430, 549, , 553
ESP10, 318, 357, 381, 403, 423, 551, , 555
ESP10, 318, 358, 383, 403, 422, 554, , 558
ESP10, 319, 363, 389, 404, 423, 556, , 560
ESP10, 305, 350, 376, 393, 409, 559, , 563
ESP10, 324, 361, 387, 404, 420, 561, , 565
ESP10, 326, 357, 386, 402, 417, 564, , 568
ESP10, 336, 361, 391, 407, 422, 566, , 570
ESP10, 338, 360, 392, 406, 421, 569, , 573
ESP10, 339, 357, 389, 406, 419, 571, , 575
ESP10, 340, 357, 391, 405, 419, 574, , 578
ESP10, 338, 356, 389, 407, 419, 576, , 580
ESP10, 331, 352, 385, 402, 415, 579, , 583
ESP10, 328, 351, 384, 402, 412, 581, , 585
ESP10, 327, 347, 383, 398, 409, 584, , 588
ESP10, 324, 344, 380, 398, 405, 586, , 590
ESP10, 323, 345, 378, 398, 405, 589, , 593
ESP10, 322, 347, 378, 398, 405, 591, , 595
ESP10, 325, 349, 379, 400, 408, 594, , 598
ESP10, 329, 357, 389, 406, 415, 596, , 600
ESP10, 342, 374, 402, 420, 430, 599, , 603
ESP10, 340, 374, 403, 420, 429, 601, , 605
ESP10, 339, 370, 398, 416, 425, 604, , 608
ESP10, 337, 368, 397, 414, 424, 606, , 610
ESP10, 334, 364, 395, 410, 423, 608, , 612
ESP10, 332, 363, 394, 409, 422, 611, , 615
ESP10, 334, 358, 389, 405, 418, 613, , 617
ESP10, 336, 358, 391, 406, 419, 616, , 620
ESP10, 339, 360, 392, 406, 418, 618, , 622
ESP10, 340, 360, 388, 405, 416, 621, , 625
ESP10, 338, 359, 384, 400, 411, 623, , 627
ESP10, 344, 362, 393, 406, 414, 626, , 630
ESP10, 327, 345, 379, 390, 399, 628, , 632
ESP10, 334, 356, 388, 400, 407, 631, , 635
ESP10, 326, 354, 380, 392, 400, 633, , 637
ESP10, 322, 351, 376, 390, 398, 636, , 640
ESP10, 324, 356, 382, 392, 399, 638, , 642
ESP10, 328, 361, 383, 394, 400, 641, , 645
ESP10, 319, 358, 378, 386, 392, 643, , 647
ESP10, 317, 354, 375, 383, 388, 646, , 650
ESP10, 321, 353, 372, 380, 386, 648, , 652
ESP10, 312, 343, 361, 368, 376, 651, , 655
ESP10, 318, 349, 366, 372, 380, 653, , 657
ESP10, 318, 349, 367, 373, 379, 656, , 660
ESP10, 312, 346, 360, 368, 372, 658, , 662
ESP10, 332, 364, 378, 385, 390, 661, , 665
ESP10, 323, 341, 357, 366, 369, 663, , 667
ESP10, 316, 331, 347, 356, 360, 666, , 670
ESP10, 330, 347, 360, 370, 375, 668, , 672
ESP10, 327, 346, 360, 367, 372, 671, , 675
ESP10, 326, 345, 357, 367, 371, 673, , 677
ESP10, 323, 341, 356, 364, 367, 676, , 680
ESP10, 320, 339, 356, 362, 365, 678, , 682
ESP10, 310, 323, 338, 346, 348, 681, , 685
ESP10, 319, 332, 346, 352, 356, 683, , 687
ESP10, 324, 338, 351, 358, 363, 686, , 690
ESP10, 339, 355, 364, 372, 376, 688, , 692
ESP10, 340, 351, 359, 367, 372, 691, , 695
ESP10, 344, 356, 360, 368, 372, 693, , 697
ESP10, 352, 360, 365, 371, 373, 696, , 700
ESP10, 356, 363, 368, 372, 375, 698, , 702
ESP10, 354, 362, 367, 371, 373, 701, , 705
ESP10, 357, 363, 370, 372, 375, 703, , 707
ESP10, 360, 366, 372, 374, 376, 706, , 710
ESP10, 361, 366, 373, 375, 376, 708, , 712
ESP10, 361, 367, 372, 375, 376, 711, , 715
ESP10, 359, 366, 371, 373, 374, 713, , 717
ESP10, 361, 369, 373, 375, 376, 716, , 720
ESP10, 361, 369, 372, 375, 375, 718, , 722
ESP10, 360, 367, 371, 373, 373, 721, , 725
ESP10, 359, 367, 370, 372, 373, 723, , 727
ESP10, 356, 363, 366, 367, 368, 726, , 730
ESP10, 356, 363, 365, 367, 367, 728, , 732
ESP10, 360, 366, 368, 369, 369, 731, , 735
ESP10, 354, 360, 362, 363, 363, 733, , 737
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Data Files
/chpsesp/ensemble/watersupply/CFMM8W_SQIN.ESPF10.csv
CFMM8W_SQIN.ESPF0.csv|2026-06-25
CFMM8W_SQIN.ESPF10.csv|2026-06-25
CFMM8W_SQIN.ESPFM.csv|2026-06-25
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ESP10,ESPM,ESP0
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