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Archive:
Water Year
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SWAN - NEAR BIGFORK
(
SWRM8
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
605
607
98
611
621
APR-JUL
541
541
98
541
550
APR-AUG
579
579
98
579
592
JAN-SEP
789
791
108
795
731
JAN-JUL
725
725
110
725
660
OCT-SEP
950
952
114
956
831
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
605
606
98
612
621
APR-JUL
541
541
98
541
550
APR-AUG
579
579
98
579
592
JAN-SEP
789
790
108
796
731
JAN-JUL
725
725
110
725
660
OCT-SEP
950
952
114
958
831
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
605
608
98
619
621
APR-JUL
541
541
98
541
550
APR-AUG
579
579
98
582
592
JAN-SEP
789
792
108
803
731
JAN-JUL
725
725
110
725
660
OCT-SEP
950
953
115
965
831
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 242, 325, 369, 394, 425, 70, , 74
ESP10, 239, 325, 368, 391, 422, 72, , 76
ESP10, 237, 324, 367, 390, 421, 74, , 78
ESP10, 253, 338, 379, 406, 435, 76, , 80
ESP10, 253, 339, 378, 407, 435, 78, , 82
ESP10, 250, 338, 378, 405, 433, 81, , 85
ESP10, 247, 336, 378, 401, 430, 83, , 87
ESP10, 251, 339, 382, 405, 433, 85, , 89
ESP10, 248, 337, 382, 403, 431, 87, , 91
ESP10, 245, 333, 377, 399, 429, 89, , 93
ESP10, 238, 330, 373, 394, 423, 91, , 95
ESP10, 247, 339, 383, 404, 430, 93, , 97
ESP10, 246, 339, 384, 405, 429, 95, , 99
ESP10, 243, 337, 381, 402, 426, 97, , 101
ESP10, 242, 336, 379, 399, 423, 99, , 103
ESP10, 234, 331, 372, 395, 418, 101, , 105
ESP10, 228, 325, 366, 393, 414, 103, , 107
ESP10, 228, 323, 364, 397, 417, 106, , 110
ESP10, 228, 322, 365, 395, 418, 108, , 112
ESP10, 227, 322, 366, 397, 418, 110, , 114
ESP10, 222, 318, 364, 394, 416, 112, , 116
ESP10, 223, 322, 365, 394, 419, 114, , 118
ESP10, 216, 317, 361, 393, 415, 116, , 120
ESP10, 223, 326, 367, 399, 421, 118, , 122
ESP10, 232, 342, 380, 408, 432, 120, , 124
ESP10, 232, 342, 377, 405, 430, 122, , 126
ESP10, 229, 341, 374, 402, 427, 124, , 128
ESP10, 237, 345, 380, 405, 431, 126, , 130
ESP10, 236, 344, 380, 405, 431, 129, , 133
ESP10, 221, 331, 365, 390, 418, 131, , 135
ESP10, 224, 333, 367, 395, 421, 133, , 137
ESP10, 228, 335, 371, 399, 425, 135, , 139
ESP10, 224, 330, 366, 394, 421, 137, , 141
ESP10, 226, 329, 367, 398, 421, 139, , 143
ESP10, 226, 330, 366, 399, 421, 141, , 145
ESP10, 228, 333, 366, 400, 422, 143, , 147
ESP10, 236, 334, 368, 401, 424, 145, , 149
ESP10, 238, 334, 368, 401, 425, 147, , 151
ESP10, 238, 335, 370, 402, 428, 149, , 153
ESP10, 236, 333, 368, 399, 427, 151, , 155
ESP10, 242, 337, 372, 404, 434, 154, , 158
ESP10, 248, 342, 378, 407, 440, 156, , 160
ESP10, 248, 341, 378, 409, 441, 158, , 162
ESP10, 250, 342, 380, 410, 444, 160, , 164
ESP10, 248, 341, 379, 413, 445, 162, , 166
ESP10, 245, 339, 378, 415, 444, 164, , 168
ESP10, 241, 335, 375, 414, 442, 166, , 170
ESP10, 251, 344, 384, 422, 451, 168, , 172
ESP10, 238, 334, 372, 413, 440, 170, , 174
ESP10, 237, 335, 373, 414, 441, 172, , 176
ESP10, 230, 328, 368, 409, 436, 174, , 178
ESP10, 240, 329, 366, 410, 436, 177, , 181
ESP10, 238, 324, 362, 406, 433, 179, , 183
ESP10, 245, 332, 366, 410, 438, 181, , 185
ESP10, 220, 316, 345, 390, 417, 183, , 187
ESP10, 223, 315, 346, 390, 417, 185, , 189
ESP10, 220, 309, 342, 386, 413, 187, , 191
ESP10, 219, 308, 344, 386, 413, 189, , 193
ESP10, 221, 311, 346, 388, 416, 191, , 195
ESP10, 208, 297, 336, 375, 403, 193, , 197
ESP10, 187, 278, 322, 356, 385, 195, , 199
ESP10, 194, 289, 329, 362, 392, 197, , 201
ESP10, 175, 274, 313, 345, 378, 199, , 203
ESP10, 156, 250, 292, 325, 360, 202, , 206
ESP10, 156, 250, 290, 325, 358, 204, , 208
ESP10, 147, 242, 279, 317, 349, 206, , 210
ESP10, 163, 256, 293, 331, 363, 208, , 212
ESP10, 141, 233, 273, 312, 344, 210, , 214
ESP10, 132, 226, 268, 302, 336, 212, , 216
ESP10, 119, 212, 256, 290, 323, 214, , 218
ESP10, 140, 234, 275, 306, 340, 216, , 220
ESP10, 169, 261, 300, 332, 362, 218, , 222
ESP10, 164, 255, 297, 333, 357, 220, , 224
ESP10, 176, 265, 305, 342, 364, 222, , 226
ESP10, 199, 285, 318, 356, 377, 225, , 229
ESP10, 198, 282, 317, 356, 375, 227, , 231
ESP10, 195, 280, 316, 354, 374, 229, , 233
ESP10, 193, 277, 314, 351, 371, 231, , 235
ESP10, 213, 293, 331, 366, 384, 233, , 237
ESP10, 214, 293, 332, 366, 384, 235, , 239
ESP10, 216, 291, 333, 365, 383, 237, , 241
ESP10, 223, 294, 337, 371, 385, 239, , 243
ESP10, 221, 297, 336, 374, 385, 241, , 245
ESP10, 218, 294, 334, 371, 383, 243, , 247
ESP10, 216, 291, 332, 369, 380, 245, , 249
ESP10, 214, 290, 332, 369, 381, 248, , 252
ESP10, 215, 290, 333, 369, 384, 250, , 254
ESP10, 216, 290, 332, 372, 386, 252, , 256
ESP10, 220, 291, 332, 374, 389, 254, , 258
ESP10, 219, 295, 331, 374, 389, 256, , 260
ESP10, 238, 312, 345, 390, 404, 258, , 262
ESP10, 240, 309, 344, 386, 401, 260, , 264
ESP10, 245, 310, 343, 386, 400, 262, , 266
ESP10, 254, 313, 346, 388, 402, 264, , 268
ESP10, 251, 309, 344, 383, 399, 266, , 270
ESP10, 252, 310, 346, 385, 401, 268, , 272
ESP10, 249, 307, 345, 383, 399, 270, , 274
ESP10, 257, 315, 352, 387, 403, 273, , 277
ESP10, 241, 301, 342, 376, 392, 275, , 279
ESP10, 243, 303, 345, 379, 394, 277, , 281
ESP10, 248, 307, 351, 382, 397, 279, , 283
ESP10, 248, 307, 352, 383, 398, 281, , 285
ESP10, 250, 310, 353, 383, 399, 283, , 287
ESP10, 252, 308, 350, 380, 398, 285, , 289
ESP10, 254, 312, 351, 381, 404, 287, , 291
ESP10, 254, 312, 349, 379, 402, 289, , 293
ESP10, 255, 310, 348, 380, 402, 291, , 295
ESP10, 256, 310, 349, 379, 402, 293, , 297
ESP10, 253, 309, 346, 377, 399, 296, , 300
ESP10, 265, 321, 356, 387, 409, 298, , 302
ESP10, 282, 335, 368, 400, 421, 300, , 304
ESP10, 288, 337, 369, 401, 422, 302, , 306
ESP10, 289, 339, 371, 401, 421, 304, , 308
ESP10, 293, 343, 377, 403, 426, 306, , 310
ESP10, 299, 345, 378, 404, 426, 308, , 312
ESP10, 305, 345, 377, 404, 427, 310, , 314
ESP10, 312, 345, 380, 404, 427, 312, , 316
ESP10, 310, 344, 382, 403, 426, 314, , 318
ESP10, 311, 346, 384, 403, 426, 316, , 320
ESP10, 312, 353, 384, 403, 425, 318, , 322
ESP10, 312, 355, 384, 404, 426, 321, , 325
ESP10, 312, 352, 381, 406, 423, 323, , 327
ESP10, 314, 354, 381, 407, 424, 325, , 329
ESP10, 316, 354, 380, 409, 425, 327, , 331
ESP10, 321, 357, 383, 409, 426, 329, , 333
ESP10, 328, 357, 386, 409, 427, 331, , 335
ESP10, 329, 355, 385, 406, 427, 333, , 337
ESP10, 331, 354, 383, 405, 425, 335, , 339
ESP10, 336, 357, 390, 409, 427, 337, , 341
ESP10, 340, 361, 392, 414, 428, 339, , 343
ESP10, 342, 361, 393, 417, 428, 341, , 345
ESP10, 340, 362, 392, 415, 430, 344, , 348
ESP10, 340, 365, 391, 415, 430, 346, , 350
ESP10, 340, 365, 393, 414, 429, 348, , 352
ESP10, 338, 363, 393, 411, 426, 350, , 354
ESP10, 337, 358, 388, 407, 422, 352, , 356
ESP10, 337, 357, 391, 407, 421, 354, , 358
ESP10, 334, 354, 388, 404, 418, 356, , 360
ESP10, 331, 354, 385, 402, 416, 358, , 362
ESP10, 331, 356, 386, 402, 416, 360, , 364
ESP10, 325, 351, 383, 397, 411, 362, , 366
ESP10, 329, 357, 386, 401, 414, 364, , 368
ESP10, 327, 356, 384, 399, 412, 366, , 370
ESP10, 326, 355, 382, 400, 410, 369, , 373
ESP10, 326, 354, 383, 399, 412, 371, , 375
ESP10, 330, 357, 386, 402, 415, 373, , 377
ESP10, 332, 359, 386, 403, 418, 375, , 379
ESP10, 328, 356, 384, 400, 418, 377, , 381
ESP10, 324, 351, 378, 394, 414, 379, , 383
ESP10, 313, 339, 366, 382, 403, 381, , 385
ESP10, 322, 346, 374, 389, 408, 383, , 387
ESP10, 319, 343, 371, 386, 404, 385, , 389
ESP10, 315, 340, 368, 383, 403, 387, , 391
ESP10, 308, 336, 364, 377, 398, 389, , 393
ESP10, 304, 335, 362, 376, 397, 392, , 396
ESP10, 295, 330, 355, 371, 393, 394, , 398
ESP10, 279, 317, 340, 358, 378, 396, , 400
ESP10, 292, 327, 351, 369, 387, 398, , 402
ESP10, 264, 302, 328, 343, 361, 400, , 404
ESP10, 290, 328, 353, 368, 385, 402, , 406
ESP10, 289, 325, 352, 366, 382, 404, , 408
ESP10, 290, 322, 349, 363, 380, 406, , 410
ESP10, 297, 326, 352, 368, 385, 408, , 412
ESP10, 302, 328, 355, 370, 386, 410, , 414
ESP10, 297, 323, 350, 369, 385, 412, , 416
ESP10, 288, 313, 341, 360, 378, 414, , 418
ESP10, 281, 310, 333, 354, 373, 417, , 421
ESP10, 280, 310, 335, 355, 373, 419, , 423
ESP10, 285, 315, 340, 360, 379, 421, , 425
ESP10, 285, 318, 341, 361, 381, 423, , 427
ESP10, 289, 317, 345, 359, 379, 425, , 429
ESP10, 286, 312, 340, 354, 375, 427, , 431
ESP10, 291, 317, 344, 359, 381, 429, , 433
ESP10, 274, 302, 327, 344, 369, 431, , 435
ESP10, 280, 310, 337, 350, 376, 433, , 437
ESP10, 285, 317, 340, 352, 379, 435, , 439
ESP10, 279, 314, 337, 351, 374, 437, , 441
ESP10, 280, 314, 337, 352, 374, 440, , 444
ESP10, 277, 310, 334, 349, 371, 442, , 446
ESP10, 277, 313, 338, 351, 372, 444, , 448
ESP10, 278, 314, 340, 355, 374, 446, , 450
ESP10, 276, 315, 339, 354, 374, 448, , 452
ESP10, 275, 312, 337, 351, 370, 450, , 454
ESP10, 287, 325, 349, 363, 382, 452, , 456
ESP10, 293, 327, 350, 364, 383, 454, , 458
ESP10, 283, 320, 341, 359, 376, 456, , 460
ESP10, 285, 321, 344, 361, 377, 458, , 462
ESP10, 303, 342, 361, 375, 395, 460, , 464
ESP10, 299, 338, 361, 372, 391, 462, , 466
ESP10, 295, 332, 355, 366, 385, 465, , 469
ESP10, 291, 328, 352, 364, 381, 467, , 471
ESP10, 292, 334, 354, 365, 384, 469, , 473
ESP10, 294, 338, 357, 368, 386, 471, , 475
ESP10, 299, 344, 363, 376, 391, 473, , 477
ESP10, 299, 344, 363, 374, 391, 475, , 479
ESP10, 298, 342, 360, 371, 389, 477, , 481
ESP10, 294, 340, 357, 368, 385, 479, , 483
ESP10, 306, 352, 370, 381, 397, 481, , 485
ESP10, 308, 351, 368, 379, 396, 483, , 487
ESP10, 312, 352, 370, 380, 398, 485, , 489
ESP10, 308, 350, 367, 377, 394, 488, , 492
ESP10, 311, 354, 371, 380, 396, 490, , 494
ESP10, 315, 358, 375, 386, 401, 492, , 496
ESP10, 321, 364, 381, 393, 409, 494, , 498
ESP10, 316, 364, 376, 390, 405, 496, , 500
ESP10, 314, 362, 374, 390, 405, 498, , 502
ESP10, 319, 360, 373, 388, 405, 500, , 504
ESP10, 315, 345, 359, 373, 390, 502, , 506
ESP10, 311, 338, 354, 369, 383, 504, , 508
ESP10, 314, 338, 355, 370, 382, 506, , 510
ESP10, 317, 341, 357, 372, 386, 508, , 512
ESP10, 341, 367, 382, 397, 410, 510, , 514
ESP10, 342, 368, 385, 399, 411, 513, , 517
ESP10, 342, 369, 386, 401, 415, 515, , 519
ESP10, 344, 370, 385, 403, 415, 517, , 521
ESP10, 342, 368, 385, 402, 414, 519, , 523
ESP10, 343, 370, 388, 403, 414, 521, , 525
ESP10, 345, 370, 387, 402, 412, 523, , 527
ESP10, 343, 371, 386, 403, 415, 525, , 529
ESP10, 327, 358, 375, 389, 399, 527, , 531
ESP10, 332, 356, 374, 390, 397, 529, , 533
ESP10, 332, 354, 374, 390, 396, 531, , 535
ESP10, 337, 357, 377, 391, 399, 533, , 537
ESP10, 337, 358, 377, 392, 400, 536, , 540
ESP10, 324, 344, 362, 377, 387, 538, , 542
ESP10, 329, 354, 370, 382, 392, 540, , 544
ESP10, 327, 353, 367, 378, 395, 542, , 546
ESP10, 326, 351, 365, 375, 394, 544, , 548
ESP10, 329, 352, 364, 377, 393, 546, , 550
ESP10, 331, 352, 363, 377, 393, 548, , 552
ESP10, 328, 349, 359, 374, 389, 550, , 554
ESP10, 323, 343, 355, 369, 380, 552, , 556
ESP10, 329, 348, 360, 375, 384, 554, , 558
ESP10, 315, 335, 347, 362, 371, 556, , 560
ESP10, 319, 338, 349, 363, 371, 558, , 562
ESP10, 323, 341, 354, 366, 373, 561, , 565
ESP10, 321, 340, 354, 363, 371, 563, , 567
ESP10, 323, 339, 351, 363, 369, 565, , 569
ESP10, 316, 333, 345, 358, 364, 567, , 571
ESP10, 308, 324, 339, 348, 354, 569, , 573
ESP10, 324, 340, 353, 361, 368, 571, , 575
ESP10, 317, 337, 348, 357, 364, 573, , 577
ESP10, 317, 337, 350, 357, 366, 575, , 579
ESP10, 318, 335, 347, 353, 361, 577, , 581
ESP10, 314, 329, 340, 348, 355, 579, , 583
ESP10, 303, 316, 327, 339, 342, 581, , 585
ESP10, 310, 323, 333, 343, 348, 584, , 588
ESP10, 322, 333, 345, 355, 359, 586, , 590
ESP10, 339, 350, 358, 369, 373, 588, , 592
ESP10, 334, 346, 355, 363, 367, 590, , 594
ESP10, 337, 351, 360, 367, 371, 592, , 596
ESP10, 344, 354, 364, 371, 374, 594, , 598
ESP10, 353, 364, 371, 378, 379, 596, , 600
ESP10, 350, 363, 369, 374, 376, 598, , 602
ESP10, 351, 365, 371, 375, 377, 600, , 604
ESP10, 359, 369, 375, 379, 381, 602, , 606
ESP10, 361, 370, 377, 380, 382, 604, , 608
ESP10, 363, 371, 377, 381, 382, 607, , 611
ESP10, 362, 371, 376, 380, 381, 609, , 613
ESP10, 366, 373, 378, 381, 382, 611, , 615
ESP10, 367, 373, 378, 380, 382, 613, , 617
ESP10, 368, 371, 377, 379, 380, 615, , 619
ESP10, 365, 371, 375, 377, 378, 617, , 621
ESP10, 360, 366, 369, 371, 372, 619, , 623
ESP10, 354, 359, 363, 365, 366, 621, , 625
ESP10, 353, 359, 362, 363, 365, 623, , 627
ESP10, 347, 351, 354, 356, 357, 625, , 629
ESP10, 342, 347, 350, 352, 353, 627, , 631
ESP10, 336, 341, 344, 345, 346, 629, , 633
ESP10, 327, 332, 334, 336, 337, 632, , 636
ESP10, 345, 350, 353, 355, 356, 634, , 638
ESP10, 354, 360, 362, 364, 365, 636, , 640
ESP10, 353, 358, 360, 362, 363, 638, , 642
ESP10, 347, 353, 355, 357, 358, 640, , 644
ESP10, 348, 354, 356, 357, 358, 642, , 646
ESP10, 347, 353, 355, 357, 357, 644, , 648
ESP10, 346, 352, 354, 356, 356, 646, , 650
ESP10, 346, 352, 354, 356, 356, 648, , 652
ESP10, 347, 352, 354, 356, 357, 650, , 654
ESP10, 347, 352, 354, 356, 357, 652, , 656
ESP10, 347, 352, 354, 356, 356, 655, , 659
ESP10, 346, 351, 354, 355, 356, 657, , 661
ESP10, 346, 351, 353, 355, 356, 659, , 663
ESP10, 348, 352, 353, 355, 356, 661, , 665
ESP10, 347, 351, 353, 354, 355, 663, , 667
ESP10, 347, 351, 353, 354, 355, 665, , 669
ESP10, 348, 352, 353, 355, 356, 667, , 671
ESP10, 347, 352, 353, 355, 355, 669, , 673
ESP10, 347, 352, 353, 354, 355, 671, , 675
ESP10, 347, 352, 353, 354, 355, 673, , 677
ESP10, 347, 352, 353, 354, 355, 675, , 679
ESP10, 347, 352, 353, 354, 355, 677, , 681
ESP10, 348, 352, 353, 354, 355, 680, , 684
ESP10, 349, 353, 353, 355, 355, 682, , 686
ESP10, 349, 353, 354, 355, 355, 684, , 688
ESP10, 349, 353, 354, 355, 355, 686, , 690
ESP10, 349, 353, 354, 355, 355, 688, , 692
ESP10, 349, 353, 354, 355, 356, 690, , 694
ESP10, 349, 353, 354, 355, 356, 692, , 696
ESP10, 352, 355, 356, 357, 358, 694, , 698
ESP10, 352, 355, 356, 357, 358, 696, , 700
ESP10, 352, 355, 356, 357, 358, 698, , 702
ESP10, 352, 355, 356, 357, 358, 700, , 704
ESP10, 352, 355, 356, 357, 358, 703, , 707
ESP10, 352, 356, 357, 357, 358, 705, , 709
ESP10, 353, 356, 357, 357, 358, 707, , 711
ESP10, 353, 356, 357, 358, 358, 709, , 713
ESP10, 354, 356, 357, 358, 358, 711, , 715
ESP10, 354, 356, 357, 358, 358, 713, , 717
ESP10, 354, 356, 357, 358, 358, 715, , 719
ESP10, 354, 356, 357, 358, 358, 717, , 721
ESP10, 354, 356, 357, 358, 358, 719, , 723
ESP10, 354, 357, 357, 358, 358, 721, , 725
ESP10, 351, 355, 356, 357, 357, 723, , 727
ESP10, 353, 356, 357, 357, 358, 725, , 729
ESP10, 354, 357, 357, 358, 358, 728, , 732
ESP10, 355, 357, 357, 358, 358, 730, , 734
ESP10, 356, 357, 357, 358, 358, 732, , 736
ESP10, 355, 356, 357, 357, 358, 734, , 738
Max Scale
Scale To Data
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/SWRM8N_SQIN.ESPF10.csv
SWRM8N_SQIN.ESPF0.csv|2026-08-16
SWRM8N_SQIN.ESPF10.csv|2026-08-16
SWRM8N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
SWAN - NEAR BIGFORK
(
SWRM8
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
440
556
89
864
621
APR-JUL
381
490
89
772
550
APR-AUG
415
525
89
827
592
JAN-SEP
526
653
89
990
731
JAN-JUL
467
573
87
903
660
OCT-SEP
606
753
91
1105
831
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/natural/SWRM8N_SQIN.ESPF10.csv
SWRM8N_SQIN.ESPF0.csv|2026-08-16
SWRM8N_SQIN.ESPF10.csv|2026-08-16
SWRM8N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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