Choose Date:
Archive:
Water Year
Loading...
FLATHEAD - AT COLUMBIA FALLS
(
CFMM8
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
5032
5059
90
5179
5634
APR-JUL
4684
4695
90
4749
5237
JAN-SEP
6449
6475
104
6596
6244
JAN-JUL
6101
6112
105
6166
5847
OCT-SEP
7794
7820
113
7941
6906
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
APR-SEP
4939
5000
89
5163
5634
APR-JUL
4600
4650
89
4769
5237
JAN-SEP
6356
6417
103
6580
6244
JAN-JUL
6017
6066
104
6186
5847
OCT-SEP
7701
7762
112
7925
6906
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
APR-SEP
4932
4994
89
5157
5634
APR-JUL
4595
4636
89
4764
5237
JAN-SEP
6348
6411
103
6574
6244
JAN-JUL
6012
6053
104
6181
5847
OCT-SEP
7693
7755
112
7919
6906
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 201, 277, 345, 420, 454, 71, , 75
ESP10, 202, 278, 346, 416, 450, 73, , 77
ESP10, 203, 277, 347, 415, 457, 76, , 80
ESP10, 204, 277, 346, 414, 455, 78, , 82
ESP10, 208, 276, 346, 413, 454, 81, , 85
ESP10, 201, 267, 338, 404, 453, 83, , 87
ESP10, 206, 272, 343, 408, 459, 86, , 90
ESP10, 210, 272, 345, 409, 461, 88, , 92
ESP10, 210, 272, 345, 409, 463, 91, , 95
ESP10, 206, 269, 341, 404, 458, 93, , 97
ESP10, 210, 267, 337, 401, 458, 96, , 100
ESP10, 220, 276, 346, 408, 466, 98, , 102
ESP10, 221, 278, 346, 408, 470, 101, , 105
ESP10, 220, 278, 345, 407, 470, 103, , 107
ESP10, 215, 273, 341, 402, 466, 106, , 110
ESP10, 206, 266, 336, 394, 458, 108, , 112
ESP10, 198, 267, 329, 388, 451, 111, , 115
ESP10, 204, 277, 335, 392, 456, 113, , 117
ESP10, 199, 273, 332, 389, 450, 116, , 120
ESP10, 205, 279, 335, 398, 453, 118, , 122
ESP10, 194, 285, 325, 390, 443, 121, , 125
ESP10, 200, 290, 333, 395, 447, 123, , 127
ESP10, 196, 282, 327, 387, 449, 126, , 130
ESP10, 212, 289, 334, 399, 457, 128, , 132
ESP10, 216, 287, 336, 395, 460, 131, , 135
ESP10, 212, 281, 334, 392, 460, 133, , 137
ESP10, 213, 281, 338, 392, 461, 136, , 140
ESP10, 218, 283, 342, 398, 466, 138, , 142
ESP10, 217, 277, 336, 392, 461, 141, , 145
ESP10, 203, 261, 322, 376, 446, 143, , 147
ESP10, 209, 265, 328, 382, 451, 146, , 150
ESP10, 213, 265, 330, 387, 453, 148, , 152
ESP10, 204, 254, 325, 378, 443, 151, , 155
ESP10, 215, 261, 338, 389, 450, 153, , 157
ESP10, 216, 264, 338, 389, 449, 156, , 160
ESP10, 219, 267, 338, 391, 456, 158, , 162
ESP10, 221, 265, 336, 391, 454, 161, , 165
ESP10, 216, 257, 333, 381, 444, 163, , 167
ESP10, 222, 261, 341, 386, 448, 166, , 170
ESP10, 221, 263, 342, 384, 446, 168, , 172
ESP10, 222, 267, 342, 388, 446, 171, , 175
ESP10, 233, 280, 350, 398, 452, 173, , 177
ESP10, 236, 280, 348, 396, 450, 176, , 180
ESP10, 238, 285, 354, 400, 450, 178, , 182
ESP10, 227, 273, 346, 391, 439, 181, , 185
ESP10, 235, 280, 356, 399, 448, 183, , 187
ESP10, 221, 267, 345, 387, 435, 186, , 190
ESP10, 235, 281, 360, 403, 450, 188, , 192
ESP10, 233, 275, 354, 400, 455, 191, , 195
ESP10, 239, 277, 360, 405, 458, 193, , 197
ESP10, 232, 270, 351, 400, 449, 196, , 200
ESP10, 238, 273, 352, 402, 455, 198, , 202
ESP10, 238, 265, 344, 393, 445, 201, , 205
ESP10, 247, 277, 355, 400, 453, 204, , 208
ESP10, 236, 271, 345, 393, 447, 206, , 210
ESP10, 240, 272, 345, 392, 453, 209, , 213
ESP10, 238, 271, 346, 387, 454, 211, , 215
ESP10, 236, 268, 344, 384, 452, 214, , 218
ESP10, 240, 275, 348, 387, 454, 216, , 220
ESP10, 228, 263, 334, 381, 442, 219, , 223
ESP10, 212, 252, 318, 372, 428, 221, , 225
ESP10, 221, 263, 327, 379, 438, 224, , 228
ESP10, 199, 241, 308, 360, 418, 226, , 230
ESP10, 179, 222, 292, 342, 402, 229, , 233
ESP10, 185, 228, 299, 350, 407, 231, , 235
ESP10, 187, 228, 306, 350, 407, 234, , 238
ESP10, 198, 238, 319, 359, 416, 236, , 240
ESP10, 184, 223, 307, 344, 402, 239, , 243
ESP10, 156, 196, 278, 316, 377, 241, , 245
ESP10, 148, 190, 269, 306, 370, 244, , 248
ESP10, 143, 188, 265, 303, 370, 246, , 250
ESP10, 151, 198, 276, 312, 381, 249, , 253
ESP10, 161, 212, 287, 322, 389, 251, , 255
ESP10, 161, 207, 282, 315, 388, 254, , 258
ESP10, 174, 218, 295, 329, 401, 256, , 260
ESP10, 179, 220, 299, 336, 404, 259, , 263
ESP10, 196, 239, 314, 355, 421, 261, , 265
ESP10, 200, 243, 314, 354, 419, 264, , 268
ESP10, 207, 249, 319, 358, 424, 266, , 270
ESP10, 204, 249, 319, 355, 421, 269, , 273
ESP10, 210, 257, 326, 359, 425, 271, , 275
ESP10, 213, 261, 327, 361, 426, 274, , 278
ESP10, 223, 275, 337, 378, 436, 276, , 280
ESP10, 229, 276, 338, 379, 436, 279, , 283
ESP10, 227, 268, 332, 369, 428, 281, , 285
ESP10, 228, 267, 332, 372, 430, 284, , 288
ESP10, 228, 272, 331, 373, 429, 286, , 290
ESP10, 235, 279, 336, 380, 433, 289, , 293
ESP10, 240, 281, 337, 384, 432, 291, , 295
ESP10, 243, 284, 338, 384, 433, 294, , 298
ESP10, 251, 295, 343, 393, 440, 296, , 300
ESP10, 247, 290, 340, 388, 434, 299, , 303
ESP10, 251, 289, 337, 386, 430, 301, , 305
ESP10, 256, 293, 341, 387, 432, 304, , 308
ESP10, 252, 287, 336, 381, 426, 306, , 310
ESP10, 247, 283, 334, 380, 424, 309, , 313
ESP10, 246, 282, 335, 379, 425, 311, , 315
ESP10, 252, 288, 340, 382, 430, 314, , 318
ESP10, 259, 294, 347, 387, 434, 316, , 320
ESP10, 260, 300, 349, 392, 435, 319, , 323
ESP10, 264, 302, 356, 397, 436, 321, , 325
ESP10, 266, 304, 357, 398, 436, 324, , 328
ESP10, 266, 307, 358, 399, 436, 326, , 330
ESP10, 259, 302, 352, 394, 432, 329, , 333
ESP10, 263, 307, 355, 396, 442, 331, , 335
ESP10, 264, 305, 353, 394, 440, 334, , 338
ESP10, 266, 307, 354, 395, 440, 337, , 341
ESP10, 269, 311, 357, 400, 442, 339, , 343
ESP10, 265, 313, 357, 398, 443, 342, , 346
ESP10, 276, 325, 367, 407, 453, 344, , 348
ESP10, 276, 327, 368, 407, 452, 347, , 351
ESP10, 277, 331, 372, 408, 453, 349, , 353
ESP10, 276, 334, 372, 407, 453, 352, , 356
ESP10, 280, 342, 375, 411, 456, 354, , 358
ESP10, 279, 347, 375, 411, 457, 357, , 361
ESP10, 286, 350, 375, 413, 458, 359, , 363
ESP10, 291, 350, 376, 414, 461, 362, , 366
ESP10, 299, 347, 376, 414, 459, 364, , 368
ESP10, 301, 345, 376, 412, 458, 367, , 371
ESP10, 302, 350, 380, 411, 459, 369, , 373
ESP10, 307, 350, 381, 413, 460, 372, , 376
ESP10, 307, 344, 380, 409, 455, 374, , 378
ESP10, 306, 342, 379, 409, 453, 377, , 381
ESP10, 306, 341, 378, 410, 453, 379, , 383
ESP10, 319, 347, 384, 416, 458, 382, , 386
ESP10, 317, 354, 383, 415, 457, 384, , 388
ESP10, 312, 349, 378, 411, 451, 387, , 391
ESP10, 314, 348, 377, 412, 449, 389, , 393
ESP10, 310, 344, 373, 406, 442, 392, , 396
ESP10, 319, 360, 385, 417, 452, 394, , 398
ESP10, 324, 363, 386, 421, 456, 397, , 401
ESP10, 326, 364, 389, 423, 461, 399, , 403
ESP10, 321, 360, 390, 419, 465, 402, , 406
ESP10, 330, 365, 394, 422, 472, 404, , 408
ESP10, 331, 360, 392, 418, 470, 407, , 411
ESP10, 330, 359, 390, 420, 468, 409, , 413
ESP10, 328, 356, 388, 423, 465, 412, , 416
ESP10, 328, 357, 388, 426, 466, 414, , 418
ESP10, 323, 352, 381, 421, 459, 417, , 421
ESP10, 327, 356, 385, 426, 462, 419, , 423
ESP10, 321, 350, 380, 422, 462, 422, , 426
ESP10, 321, 348, 380, 420, 461, 424, , 428
ESP10, 317, 340, 377, 412, 454, 427, , 431
ESP10, 320, 340, 378, 412, 453, 429, , 433
ESP10, 328, 347, 383, 419, 456, 432, , 436
ESP10, 337, 357, 392, 426, 462, 434, , 438
ESP10, 339, 363, 396, 430, 464, 437, , 441
ESP10, 338, 363, 396, 430, 463, 439, , 443
ESP10, 337, 363, 395, 428, 461, 442, , 446
ESP10, 326, 360, 389, 419, 452, 444, , 448
ESP10, 335, 368, 398, 428, 459, 447, , 451
ESP10, 331, 365, 393, 424, 454, 449, , 453
ESP10, 325, 362, 388, 419, 450, 452, , 456
ESP10, 319, 356, 382, 414, 444, 454, , 458
ESP10, 317, 358, 381, 412, 439, 457, , 461
ESP10, 314, 355, 377, 407, 433, 459, , 463
ESP10, 304, 345, 366, 398, 423, 462, , 466
ESP10, 307, 348, 370, 402, 425, 464, , 468
ESP10, 294, 337, 359, 391, 411, 467, , 471
ESP10, 307, 352, 372, 403, 424, 469, , 473
ESP10, 319, 364, 388, 412, 434, 472, , 476
ESP10, 320, 365, 387, 414, 433, 475, , 479
ESP10, 323, 367, 391, 417, 436, 477, , 481
ESP10, 328, 375, 397, 424, 442, 480, , 484
ESP10, 323, 370, 394, 423, 438, 482, , 486
ESP10, 317, 365, 389, 417, 433, 485, , 489
ESP10, 310, 359, 382, 410, 428, 487, , 491
ESP10, 311, 360, 383, 411, 429, 490, , 494
ESP10, 312, 356, 380, 407, 426, 492, , 496
ESP10, 313, 356, 379, 405, 424, 495, , 499
ESP10, 315, 354, 380, 402, 422, 497, , 501
ESP10, 313, 348, 379, 396, 417, 500, , 504
ESP10, 315, 350, 382, 398, 420, 502, , 506
ESP10, 306, 339, 371, 389, 413, 505, , 509
ESP10, 308, 340, 371, 393, 414, 507, , 511
ESP10, 305, 340, 371, 392, 412, 510, , 514
ESP10, 303, 335, 368, 388, 404, 512, , 516
ESP10, 308, 340, 374, 398, 410, 515, , 519
ESP10, 308, 342, 378, 400, 412, 517, , 521
ESP10, 309, 341, 378, 401, 413, 520, , 524
ESP10, 310, 340, 379, 402, 417, 522, , 526
ESP10, 310, 340, 378, 402, 416, 525, , 529
ESP10, 309, 338, 375, 399, 412, 527, , 531
ESP10, 318, 349, 383, 408, 423, 530, , 534
ESP10, 322, 354, 382, 409, 424, 532, , 536
ESP10, 317, 351, 378, 405, 421, 535, , 539
ESP10, 317, 353, 378, 404, 423, 537, , 541
ESP10, 321, 359, 382, 408, 429, 540, , 544
ESP10, 317, 357, 380, 404, 426, 542, , 546
ESP10, 313, 352, 376, 399, 418, 545, , 549
ESP10, 311, 350, 374, 396, 415, 547, , 551
ESP10, 316, 354, 379, 400, 419, 550, , 554
ESP10, 326, 363, 389, 410, 430, 552, , 556
ESP10, 318, 357, 381, 403, 423, 555, , 559
ESP10, 318, 358, 383, 403, 422, 557, , 561
ESP10, 319, 363, 389, 404, 423, 560, , 564
ESP10, 305, 350, 376, 393, 409, 562, , 566
ESP10, 324, 361, 387, 404, 420, 565, , 569
ESP10, 326, 357, 386, 402, 417, 567, , 571
ESP10, 336, 361, 391, 407, 422, 570, , 574
ESP10, 338, 360, 392, 406, 421, 572, , 576
ESP10, 339, 357, 389, 406, 419, 575, , 579
ESP10, 340, 357, 391, 405, 419, 577, , 581
ESP10, 338, 356, 389, 407, 419, 580, , 584
ESP10, 331, 352, 385, 402, 415, 582, , 586
ESP10, 328, 351, 384, 402, 412, 585, , 589
ESP10, 327, 347, 383, 398, 409, 587, , 591
ESP10, 324, 344, 380, 398, 405, 590, , 594
ESP10, 323, 345, 378, 398, 405, 592, , 596
ESP10, 322, 347, 378, 398, 405, 595, , 599
ESP10, 325, 349, 379, 400, 408, 597, , 601
ESP10, 329, 357, 389, 406, 415, 600, , 604
ESP10, 342, 374, 402, 420, 430, 602, , 606
ESP10, 340, 374, 403, 420, 429, 605, , 609
ESP10, 339, 370, 398, 416, 425, 608, , 612
ESP10, 337, 368, 397, 414, 424, 610, , 614
ESP10, 334, 364, 395, 410, 423, 613, , 617
ESP10, 332, 363, 394, 409, 422, 615, , 619
ESP10, 334, 358, 389, 405, 418, 618, , 622
ESP10, 336, 358, 391, 406, 419, 620, , 624
ESP10, 339, 360, 392, 406, 418, 623, , 627
ESP10, 340, 360, 388, 405, 416, 625, , 629
ESP10, 338, 359, 384, 400, 411, 628, , 632
ESP10, 344, 362, 393, 406, 414, 630, , 634
ESP10, 327, 345, 379, 390, 399, 633, , 637
ESP10, 334, 356, 388, 400, 407, 635, , 639
ESP10, 326, 354, 380, 392, 400, 638, , 642
ESP10, 322, 351, 376, 390, 398, 640, , 644
ESP10, 324, 356, 382, 392, 399, 643, , 647
ESP10, 328, 361, 383, 394, 400, 645, , 649
ESP10, 319, 358, 378, 386, 392, 648, , 652
ESP10, 317, 354, 375, 383, 388, 650, , 654
ESP10, 321, 353, 372, 380, 386, 653, , 657
ESP10, 312, 343, 361, 368, 376, 655, , 659
ESP10, 318, 349, 366, 372, 380, 658, , 662
ESP10, 318, 349, 367, 373, 379, 660, , 664
ESP10, 312, 346, 360, 368, 372, 663, , 667
ESP10, 332, 364, 378, 385, 390, 665, , 669
ESP10, 323, 341, 357, 366, 369, 668, , 672
ESP10, 316, 331, 347, 356, 360, 670, , 674
ESP10, 330, 347, 360, 370, 375, 673, , 677
ESP10, 327, 346, 360, 367, 372, 675, , 679
ESP10, 326, 345, 357, 367, 371, 678, , 682
ESP10, 323, 341, 356, 364, 367, 680, , 684
ESP10, 320, 339, 356, 362, 365, 683, , 687
ESP10, 310, 323, 338, 346, 348, 685, , 689
ESP10, 319, 332, 346, 352, 356, 688, , 692
ESP10, 324, 338, 351, 358, 363, 690, , 694
ESP10, 339, 355, 364, 372, 376, 693, , 697
ESP10, 340, 351, 359, 367, 372, 695, , 699
ESP10, 344, 356, 360, 368, 372, 698, , 702
ESP10, 352, 360, 365, 371, 373, 700, , 704
ESP10, 356, 363, 368, 372, 375, 703, , 707
ESP10, 354, 362, 367, 371, 373, 705, , 709
ESP10, 357, 363, 370, 372, 375, 708, , 712
ESP10, 360, 366, 372, 374, 376, 710, , 714
ESP10, 361, 366, 373, 375, 376, 713, , 717
ESP10, 361, 367, 372, 375, 376, 715, , 719
ESP10, 359, 366, 371, 373, 374, 718, , 722
ESP10, 361, 369, 373, 375, 376, 720, , 724
ESP10, 361, 369, 372, 375, 375, 723, , 727
ESP10, 360, 367, 371, 373, 373, 725, , 729
ESP10, 359, 367, 370, 372, 373, 728, , 732
ESP10, 356, 363, 366, 367, 368, 730, , 734
ESP10, 356, 363, 365, 367, 367, 733, , 737
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/CFMM8W_SQIN.ESPF10.csv
CFMM8W_SQIN.ESPF0.csv|2026-06-23
CFMM8W_SQIN.ESPF10.csv|2026-06-23
CFMM8W_SQIN.ESPFM.csv|2026-06-23
APR-SEP
Commerce Home
|
NOAA
|
NWS Organization
|
NWRFC Site Map
|
Search
Freedom of Information Act
|
Privacy Policy
|
Information Quality
|
USA.gov
|
Career Opportunities
#FFF68F
#33CCFF
#404040
#660066
#F00007
#66CCFF
ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
