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Archive:
Water Year
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PEND OREILLE - ALBENI FALLS DAM
(
ALFW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-07-28
Issued:
2026-07-28
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
11415
11443
86
11533
13347
APR-JUL
10527
10527
85
10527
12369
APR-AUG
11024
11037
85
11064
12919
JAN-SEP
15539
15567
98
15657
15900
JAN-JUL
14650
14650
98
14650
14922
OCT-SEP
18974
19002
106
19092
17911
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-07-28
Issued:
2026-07-28
Hide Forecast
APR-SEP
11415
11443
86
11530
13347
APR-JUL
10527
10527
85
10527
12369
APR-AUG
11024
11036
85
11062
12919
JAN-SEP
15539
15567
98
15654
15900
JAN-JUL
14650
14650
98
14651
14922
OCT-SEP
18974
19002
106
19088
17911
Reference
ESP with 0 Days QPF
Ensemble:
2026-07-28
Issued:
2026-07-28
Hide Forecast
APR-SEP
11425
11468
86
11552
13347
APR-JUL
10527
10527
85
10530
12369
APR-AUG
11031
11052
86
11079
12919
JAN-SEP
15549
15592
98
15676
15900
JAN-JUL
14651
14651
98
14654
14922
OCT-SEP
18984
19026
106
19111
17911
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 260, 308, 385, 413, 471, 70, , 74
ESP10, 257, 304, 382, 409, 468, 72, , 76
ESP10, 256, 306, 382, 409, 475, 75, , 79
ESP10, 257, 308, 382, 408, 476, 77, , 81
ESP10, 256, 307, 382, 409, 475, 79, , 83
ESP10, 251, 304, 377, 407, 473, 81, , 85
ESP10, 248, 304, 377, 408, 471, 84, , 88
ESP10, 252, 312, 380, 413, 475, 86, , 90
ESP10, 249, 310, 378, 411, 473, 88, , 92
ESP10, 246, 311, 375, 410, 470, 90, , 94
ESP10, 240, 311, 370, 406, 464, 92, , 96
ESP10, 253, 320, 380, 416, 472, 95, , 99
ESP10, 250, 317, 377, 415, 468, 97, , 101
ESP10, 251, 317, 377, 416, 468, 99, , 103
ESP10, 244, 312, 371, 412, 463, 101, , 105
ESP10, 234, 303, 361, 404, 457, 103, , 107
ESP10, 225, 295, 354, 398, 451, 106, , 110
ESP10, 229, 299, 358, 401, 456, 108, , 112
ESP10, 227, 297, 358, 401, 454, 110, , 114
ESP10, 231, 302, 362, 407, 456, 112, , 116
ESP10, 221, 291, 353, 398, 448, 115, , 119
ESP10, 225, 295, 361, 408, 452, 117, , 121
ESP10, 216, 287, 354, 403, 450, 119, , 123
ESP10, 226, 300, 364, 411, 459, 121, , 125
ESP10, 227, 305, 368, 412, 463, 123, , 127
ESP10, 223, 303, 367, 410, 461, 126, , 130
ESP10, 224, 308, 372, 413, 463, 128, , 132
ESP10, 227, 315, 375, 418, 467, 130, , 134
ESP10, 223, 311, 372, 416, 463, 132, , 136
ESP10, 209, 296, 358, 400, 451, 135, , 139
ESP10, 215, 300, 364, 404, 454, 137, , 141
ESP10, 221, 303, 367, 405, 456, 139, , 143
ESP10, 218, 301, 367, 400, 452, 141, , 145
ESP10, 226, 308, 374, 406, 458, 143, , 147
ESP10, 229, 308, 373, 405, 457, 146, , 150
ESP10, 231, 310, 374, 408, 461, 148, , 152
ESP10, 230, 307, 371, 408, 459, 150, , 154
ESP10, 226, 300, 365, 403, 453, 152, , 156
ESP10, 232, 305, 371, 406, 457, 155, , 159
ESP10, 230, 302, 370, 403, 456, 157, , 161
ESP10, 234, 305, 374, 407, 462, 159, , 163
ESP10, 241, 311, 378, 412, 466, 161, , 165
ESP10, 248, 310, 380, 414, 467, 163, , 167
ESP10, 251, 313, 382, 417, 471, 166, , 170
ESP10, 245, 304, 378, 413, 464, 168, , 172
ESP10, 247, 305, 381, 417, 467, 170, , 174
ESP10, 242, 300, 374, 415, 464, 172, , 176
ESP10, 255, 310, 384, 425, 475, 174, , 178
ESP10, 256, 307, 381, 423, 479, 177, , 181
ESP10, 257, 312, 387, 427, 480, 179, , 183
ESP10, 249, 306, 382, 421, 474, 181, , 185
ESP10, 256, 309, 382, 421, 474, 183, , 187
ESP10, 250, 315, 377, 414, 467, 186, , 190
ESP10, 258, 327, 385, 422, 474, 188, , 192
ESP10, 245, 324, 375, 412, 462, 190, , 194
ESP10, 251, 327, 376, 414, 464, 192, , 196
ESP10, 247, 321, 370, 409, 459, 194, , 198
ESP10, 251, 321, 374, 409, 459, 197, , 201
ESP10, 255, 325, 380, 413, 464, 199, , 203
ESP10, 239, 310, 364, 400, 450, 201, , 205
ESP10, 220, 295, 347, 388, 437, 203, , 207
ESP10, 228, 301, 354, 394, 442, 206, , 210
ESP10, 211, 282, 338, 380, 427, 208, , 212
ESP10, 185, 255, 314, 354, 403, 210, , 214
ESP10, 191, 262, 320, 365, 408, 212, , 216
ESP10, 187, 255, 319, 360, 401, 214, , 218
ESP10, 197, 266, 333, 369, 410, 217, , 221
ESP10, 180, 251, 321, 358, 397, 219, , 223
ESP10, 162, 234, 304, 342, 383, 221, , 225
ESP10, 153, 225, 296, 332, 373, 223, , 227
ESP10, 154, 230, 294, 331, 375, 226, , 230
ESP10, 155, 235, 295, 332, 376, 228, , 232
ESP10, 158, 241, 298, 338, 379, 230, , 234
ESP10, 162, 246, 296, 339, 380, 232, , 236
ESP10, 168, 250, 301, 346, 385, 234, , 238
ESP10, 176, 256, 309, 355, 390, 237, , 241
ESP10, 184, 261, 319, 361, 396, 239, , 243
ESP10, 187, 261, 322, 362, 396, 241, , 245
ESP10, 194, 266, 329, 367, 403, 243, , 247
ESP10, 189, 264, 329, 362, 408, 245, , 249
ESP10, 193, 265, 332, 364, 412, 248, , 252
ESP10, 200, 270, 339, 369, 416, 250, , 254
ESP10, 215, 282, 349, 383, 424, 252, , 256
ESP10, 215, 282, 348, 388, 423, 254, , 258
ESP10, 208, 274, 343, 379, 416, 257, , 261
ESP10, 209, 276, 345, 377, 413, 259, , 263
ESP10, 211, 278, 345, 379, 413, 261, , 265
ESP10, 223, 288, 349, 391, 418, 263, , 267
ESP10, 229, 293, 349, 397, 417, 265, , 269
ESP10, 231, 295, 351, 398, 420, 268, , 272
ESP10, 242, 306, 360, 406, 429, 270, , 274
ESP10, 245, 304, 357, 402, 425, 272, , 276
ESP10, 249, 298, 352, 396, 420, 274, , 278
ESP10, 255, 300, 354, 395, 420, 277, , 281
ESP10, 251, 294, 350, 390, 415, 279, , 283
ESP10, 248, 291, 353, 389, 412, 281, , 285
ESP10, 248, 290, 354, 388, 412, 283, , 287
ESP10, 255, 291, 357, 389, 414, 285, , 289
ESP10, 257, 291, 358, 389, 418, 288, , 292
ESP10, 260, 293, 359, 393, 419, 290, , 294
ESP10, 262, 300, 361, 397, 421, 292, , 296
ESP10, 263, 306, 361, 398, 423, 294, , 298
ESP10, 265, 310, 360, 399, 423, 297, , 301
ESP10, 267, 311, 356, 395, 422, 299, , 303
ESP10, 269, 314, 359, 395, 425, 301, , 305
ESP10, 267, 316, 359, 392, 422, 303, , 307
ESP10, 265, 320, 361, 390, 420, 305, , 309
ESP10, 267, 329, 364, 394, 421, 308, , 312
ESP10, 264, 328, 361, 392, 419, 310, , 314
ESP10, 278, 339, 372, 403, 428, 312, , 316
ESP10, 278, 343, 373, 403, 431, 314, , 318
ESP10, 280, 349, 376, 406, 434, 316, , 320
ESP10, 281, 351, 376, 411, 433, 319, , 323
ESP10, 287, 357, 379, 414, 438, 321, , 325
ESP10, 285, 356, 380, 413, 439, 323, , 327
ESP10, 292, 356, 383, 413, 441, 325, , 329
ESP10, 299, 360, 385, 416, 442, 328, , 332
ESP10, 303, 360, 384, 415, 441, 330, , 334
ESP10, 305, 360, 385, 416, 442, 332, , 336
ESP10, 310, 364, 388, 417, 445, 334, , 338
ESP10, 314, 369, 390, 419, 448, 336, , 340
ESP10, 311, 363, 385, 416, 444, 339, , 343
ESP10, 311, 362, 385, 416, 444, 341, , 345
ESP10, 313, 362, 384, 417, 447, 343, , 347
ESP10, 322, 366, 391, 421, 452, 345, , 349
ESP10, 323, 365, 391, 420, 451, 348, , 352
ESP10, 320, 360, 386, 417, 447, 350, , 354
ESP10, 325, 361, 390, 417, 447, 352, , 356
ESP10, 326, 358, 386, 413, 445, 354, , 358
ESP10, 332, 365, 393, 419, 451, 356, , 360
ESP10, 332, 366, 398, 421, 452, 359, , 363
ESP10, 332, 367, 398, 421, 453, 361, , 365
ESP10, 331, 363, 399, 417, 449, 363, , 367
ESP10, 335, 365, 399, 420, 451, 365, , 369
ESP10, 330, 364, 394, 419, 449, 368, , 372
ESP10, 328, 358, 391, 417, 447, 370, , 374
ESP10, 328, 356, 391, 417, 448, 372, , 376
ESP10, 329, 357, 395, 420, 450, 374, , 378
ESP10, 320, 348, 386, 412, 443, 376, , 380
ESP10, 327, 356, 389, 416, 452, 379, , 383
ESP10, 321, 351, 386, 410, 446, 381, , 385
ESP10, 326, 357, 390, 417, 449, 383, , 387
ESP10, 319, 353, 385, 412, 442, 385, , 389
ESP10, 318, 353, 384, 411, 441, 387, , 391
ESP10, 321, 359, 389, 416, 443, 390, , 394
ESP10, 325, 368, 393, 420, 447, 392, , 396
ESP10, 325, 371, 394, 422, 448, 394, , 398
ESP10, 321, 369, 393, 421, 444, 396, , 400
ESP10, 318, 366, 392, 417, 440, 399, , 403
ESP10, 306, 363, 381, 407, 430, 401, , 405
ESP10, 314, 374, 390, 415, 436, 403, , 407
ESP10, 312, 374, 387, 412, 433, 405, , 409
ESP10, 308, 369, 384, 408, 428, 407, , 411
ESP10, 300, 366, 379, 400, 419, 410, , 414
ESP10, 295, 362, 374, 395, 412, 412, , 416
ESP10, 291, 357, 368, 390, 406, 414, , 418
ESP10, 277, 345, 357, 378, 396, 416, , 420
ESP10, 281, 350, 364, 383, 401, 419, , 423
ESP10, 255, 325, 341, 360, 379, 421, , 425
ESP10, 277, 345, 364, 380, 400, 423, , 427
ESP10, 282, 348, 367, 384, 403, 425, , 429
ESP10, 282, 341, 360, 378, 396, 427, , 431
ESP10, 289, 346, 367, 386, 402, 430, , 434
ESP10, 293, 348, 371, 392, 410, 432, , 436
ESP10, 291, 347, 369, 390, 409, 434, , 438
ESP10, 283, 344, 362, 383, 402, 436, , 440
ESP10, 278, 338, 355, 377, 393, 438, , 442
ESP10, 279, 340, 358, 379, 395, 441, , 445
ESP10, 284, 341, 361, 380, 400, 443, , 447
ESP10, 292, 343, 364, 381, 403, 445, , 449
ESP10, 301, 342, 364, 383, 402, 447, , 451
ESP10, 305, 344, 367, 384, 404, 450, , 454
ESP10, 312, 345, 369, 385, 408, 452, , 456
ESP10, 303, 330, 358, 371, 397, 454, , 458
ESP10, 303, 329, 358, 372, 397, 456, , 460
ESP10, 305, 329, 360, 376, 400, 458, , 462
ESP10, 301, 324, 357, 373, 395, 461, , 465
ESP10, 306, 327, 362, 378, 397, 463, , 467
ESP10, 305, 327, 363, 380, 397, 465, , 469
ESP10, 303, 327, 362, 379, 396, 467, , 471
ESP10, 306, 332, 367, 382, 405, 470, , 474
ESP10, 312, 336, 370, 387, 407, 472, , 476
ESP10, 310, 335, 367, 385, 403, 474, , 478
ESP10, 319, 346, 375, 393, 413, 476, , 480
ESP10, 318, 347, 378, 394, 414, 478, , 482
ESP10, 313, 341, 373, 389, 410, 481, , 485
ESP10, 314, 342, 374, 391, 411, 483, , 487
ESP10, 321, 348, 378, 394, 415, 485, , 489
ESP10, 316, 346, 373, 392, 411, 487, , 491
ESP10, 309, 342, 366, 385, 404, 490, , 494
ESP10, 304, 337, 362, 380, 399, 492, , 496
ESP10, 309, 341, 366, 381, 401, 494, , 498
ESP10, 311, 345, 370, 383, 405, 496, , 500
ESP10, 314, 350, 375, 388, 408, 498, , 502
ESP10, 311, 348, 370, 381, 401, 501, , 505
ESP10, 317, 356, 378, 386, 403, 503, , 507
ESP10, 308, 345, 368, 375, 394, 505, , 509
ESP10, 323, 356, 378, 387, 405, 507, , 511
ESP10, 319, 353, 376, 386, 402, 509, , 513
ESP10, 320, 355, 379, 389, 404, 512, , 516
ESP10, 320, 356, 378, 387, 405, 514, , 518
ESP10, 322, 357, 379, 389, 406, 516, , 520
ESP10, 323, 359, 380, 390, 407, 518, , 522
ESP10, 333, 366, 386, 396, 414, 521, , 525
ESP10, 329, 360, 382, 391, 409, 523, , 527
ESP10, 328, 360, 382, 395, 409, 525, , 529
ESP10, 328, 358, 380, 394, 407, 527, , 531
ESP10, 332, 357, 378, 390, 402, 529, , 533
ESP10, 333, 357, 377, 389, 399, 532, , 536
ESP10, 335, 361, 378, 389, 399, 534, , 538
ESP10, 337, 362, 378, 392, 399, 536, , 540
ESP10, 343, 369, 384, 401, 406, 538, , 542
ESP10, 349, 376, 392, 408, 416, 541, , 545
ESP10, 348, 376, 393, 408, 417, 543, , 547
ESP10, 347, 376, 393, 408, 418, 545, , 549
ESP10, 344, 373, 392, 405, 416, 547, , 551
ESP10, 342, 372, 393, 403, 416, 549, , 553
ESP10, 339, 369, 389, 401, 413, 552, , 556
ESP10, 335, 368, 388, 400, 413, 554, , 558
ESP10, 334, 368, 388, 400, 413, 556, , 560
ESP10, 337, 369, 393, 402, 413, 558, , 562
ESP10, 344, 368, 394, 402, 412, 561, , 565
ESP10, 352, 370, 393, 401, 411, 563, , 567
ESP10, 355, 375, 397, 407, 414, 565, , 569
ESP10, 344, 367, 390, 398, 406, 567, , 571
ESP10, 348, 371, 393, 403, 410, 569, , 573
ESP10, 347, 372, 389, 399, 409, 572, , 576
ESP10, 348, 370, 387, 398, 407, 574, , 578
ESP10, 350, 377, 391, 400, 409, 576, , 580
ESP10, 350, 382, 391, 402, 409, 578, , 582
ESP10, 347, 378, 387, 397, 405, 580, , 584
ESP10, 345, 372, 382, 393, 400, 583, , 587
ESP10, 349, 373, 386, 393, 401, 585, , 589
ESP10, 339, 366, 378, 386, 394, 587, , 591
ESP10, 341, 369, 380, 387, 394, 589, , 593
ESP10, 343, 373, 383, 390, 395, 592, , 596
ESP10, 340, 368, 379, 386, 391, 594, , 598
ESP10, 357, 373, 384, 393, 397, 596, , 600
ESP10, 348, 364, 374, 382, 386, 598, , 602
ESP10, 341, 357, 367, 375, 379, 600, , 604
ESP10, 356, 374, 382, 389, 394, 603, , 607
ESP10, 351, 371, 379, 385, 389, 605, , 609
ESP10, 348, 364, 374, 379, 384, 607, , 611
ESP10, 353, 368, 379, 385, 389, 609, , 613
ESP10, 352, 368, 378, 384, 387, 612, , 616
ESP10, 344, 360, 368, 375, 377, 614, , 618
ESP10, 350, 365, 373, 379, 382, 616, , 620
ESP10, 359, 371, 377, 384, 387, 618, , 622
ESP10, 373, 383, 389, 395, 398, 620, , 624
ESP10, 375, 382, 387, 393, 396, 623, , 627
ESP10, 375, 383, 387, 391, 395, 625, , 629
ESP10, 380, 384, 388, 392, 394, 627, , 631
ESP10, 385, 389, 392, 396, 397, 629, , 633
ESP10, 383, 388, 391, 394, 396, 632, , 636
ESP10, 383, 389, 392, 395, 397, 634, , 638
ESP10, 389, 394, 398, 400, 401, 636, , 640
ESP10, 389, 395, 398, 400, 401, 638, , 642
ESP10, 389, 394, 397, 399, 401, 640, , 644
ESP10, 388, 393, 396, 398, 399, 643, , 647
ESP10, 389, 394, 397, 399, 400, 645, , 649
ESP10, 390, 394, 397, 398, 399, 647, , 651
ESP10, 389, 393, 395, 397, 398, 649, , 653
ESP10, 388, 393, 396, 397, 398, 651, , 655
ESP10, 385, 391, 394, 395, 395, 654, , 658
ESP10, 386, 391, 393, 394, 394, 656, , 660
ESP10, 387, 391, 393, 394, 395, 658, , 662
ESP10, 382, 387, 389, 390, 390, 660, , 664
ESP10, 377, 383, 384, 386, 386, 663, , 667
ESP10, 373, 379, 381, 382, 382, 665, , 669
ESP10, 366, 371, 373, 374, 374, 667, , 671
ESP10, 371, 376, 377, 378, 379, 669, , 673
ESP10, 378, 381, 382, 383, 384, 671, , 675
ESP10, 377, 380, 382, 382, 383, 674, , 678
ESP10, 377, 380, 382, 382, 383, 676, , 680
ESP10, 377, 380, 381, 382, 382, 678, , 682
ESP10, 376, 378, 379, 380, 381, 680, , 684
ESP10, 375, 377, 379, 379, 380, 683, , 687
ESP10, 376, 377, 379, 380, 380, 685, , 689
ESP10, 377, 378, 379, 380, 381, 687, , 691
ESP10, 376, 378, 379, 380, 380, 689, , 693
ESP10, 377, 378, 379, 380, 380, 691, , 695
ESP10, 377, 378, 379, 380, 380, 694, , 698
ESP10, 377, 377, 379, 380, 380, 696, , 700
ESP10, 376, 377, 379, 379, 380, 698, , 702
ESP10, 377, 378, 379, 379, 380, 700, , 704
ESP10, 376, 378, 379, 379, 380, 703, , 707
ESP10, 377, 378, 379, 380, 380, 705, , 709
ESP10, 377, 378, 379, 380, 380, 707, , 711
ESP10, 376, 378, 379, 380, 380, 709, , 713
ESP10, 376, 378, 379, 379, 380, 711, , 715
ESP10, 376, 378, 379, 379, 380, 714, , 718
ESP10, 377, 378, 379, 380, 380, 716, , 720
ESP10, 377, 378, 379, 380, 380, 718, , 722
ESP10, 377, 378, 379, 380, 380, 720, , 724
ESP10, 377, 378, 379, 380, 380, 722, , 726
ESP10, 377, 379, 380, 380, 381, 725, , 729
ESP10, 377, 379, 380, 380, 381, 727, , 731
ESP10, 378, 379, 380, 381, 381, 729, , 733
ESP10, 378, 379, 380, 381, 381, 731, , 735
ESP10, 380, 381, 382, 382, 383, 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/ALFW1IW_SQIN.ESPF10.csv
ALFW1IW_SQIN.ESPF0.csv|2026-07-28
ALFW1IW_SQIN.ESPF10.csv|2026-07-28
ALFW1IW_SQIN.ESPFM.csv|2026-07-28
APR-SEP
PEND OREILLE - ALBENI FALLS DAM
(
ALFW1
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-07-28
Issued:
2026-07-28
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
8607
12416
93
17174
13347
APR-JUL
7808
11130
90
15792
12369
APR-AUG
8234
11872
92
16620
12919
JAN-SEP
10249
14906
94
19824
15900
JAN-JUL
9461
13647
91
18527
14922
OCT-SEP
11578
16666
93
22793
17911
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/ALFW1IW_SQIN.ESPF10.csv
ALFW1IW_SQIN.ESPF0.csv|2026-07-28
ALFW1IW_SQIN.ESPF10.csv|2026-07-28
ALFW1IW_SQIN.ESPFM.csv|2026-07-28
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
