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Water Year
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WILLAMETTE - AT SALEM
(
SLMO3
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
2581
2602
55
2693
4754
APR-JUL
2340
2340
54
2340
4324
APR-AUG
2477
2477
55
2483
4539
JAN-SEP
7470
7492
63
7582
11890
JAN-JUL
7230
7230
63
7230
11461
OCT-SEP
11031
11052
68
11143
16315
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
2578
2601
55
2687
4754
APR-JUL
2340
2340
54
2340
4324
APR-AUG
2474
2476
55
2481
4539
JAN-SEP
7468
7491
63
7577
11890
JAN-JUL
7230
7230
63
7230
11461
OCT-SEP
11028
11051
68
11137
16315
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
2580
2610
55
2725
4754
APR-JUL
2340
2340
54
2340
4324
APR-AUG
2480
2482
55
2505
4539
JAN-SEP
7470
7500
63
7614
11890
JAN-JUL
7230
7230
63
7230
11461
OCT-SEP
11030
11060
68
11175
16315
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 191, 269, 316, 349, 423, 70, , 74
ESP10, 190, 269, 316, 349, 421, 72, , 76
ESP10, 191, 269, 316, 349, 422, 74, , 78
ESP10, 191, 270, 316, 350, 422, 76, , 80
ESP10, 191, 270, 316, 350, 422, 78, , 82
ESP10, 191, 269, 315, 349, 422, 81, , 85
ESP10, 190, 269, 314, 349, 421, 83, , 87
ESP10, 191, 270, 315, 350, 421, 85, , 89
ESP10, 191, 270, 315, 351, 422, 87, , 91
ESP10, 190, 270, 314, 350, 421, 89, , 93
ESP10, 190, 270, 314, 350, 421, 91, , 95
ESP10, 190, 270, 315, 350, 421, 93, , 97
ESP10, 190, 270, 314, 350, 420, 95, , 99
ESP10, 191, 270, 314, 349, 419, 97, , 101
ESP10, 191, 270, 313, 350, 418, 99, , 103
ESP10, 190, 269, 312, 349, 416, 102, , 106
ESP10, 189, 268, 311, 349, 415, 104, , 108
ESP10, 189, 269, 312, 350, 416, 106, , 110
ESP10, 190, 269, 312, 350, 416, 108, , 112
ESP10, 190, 269, 312, 350, 416, 110, , 114
ESP10, 189, 268, 311, 349, 415, 112, , 116
ESP10, 190, 269, 311, 352, 416, 114, , 118
ESP10, 189, 268, 311, 352, 415, 116, , 120
ESP10, 191, 269, 313, 355, 417, 118, , 122
ESP10, 191, 269, 313, 356, 418, 120, , 124
ESP10, 192, 269, 313, 356, 417, 122, , 126
ESP10, 192, 269, 313, 356, 417, 125, , 129
ESP10, 192, 269, 313, 356, 418, 127, , 131
ESP10, 192, 269, 312, 356, 418, 129, , 133
ESP10, 191, 268, 311, 357, 417, 131, , 135
ESP10, 191, 267, 310, 358, 416, 133, , 137
ESP10, 190, 267, 309, 357, 416, 135, , 139
ESP10, 191, 268, 310, 357, 416, 137, , 141
ESP10, 192, 268, 310, 358, 417, 139, , 143
ESP10, 193, 269, 311, 359, 417, 141, , 145
ESP10, 193, 270, 311, 359, 417, 143, , 147
ESP10, 193, 270, 311, 360, 417, 145, , 149
ESP10, 193, 270, 310, 360, 417, 148, , 152
ESP10, 193, 269, 310, 360, 417, 150, , 154
ESP10, 192, 268, 310, 360, 415, 152, , 156
ESP10, 194, 271, 311, 362, 418, 154, , 158
ESP10, 197, 272, 312, 363, 419, 156, , 160
ESP10, 197, 272, 311, 362, 418, 158, , 162
ESP10, 198, 274, 313, 364, 421, 160, , 164
ESP10, 198, 275, 313, 364, 421, 162, , 166
ESP10, 197, 273, 312, 364, 420, 164, , 168
ESP10, 199, 274, 313, 365, 421, 166, , 170
ESP10, 200, 275, 314, 366, 423, 169, , 173
ESP10, 200, 275, 314, 369, 423, 171, , 175
ESP10, 200, 275, 314, 369, 423, 173, , 177
ESP10, 200, 276, 314, 369, 423, 175, , 179
ESP10, 199, 277, 315, 371, 423, 177, , 181
ESP10, 200, 280, 317, 372, 424, 179, , 183
ESP10, 202, 282, 319, 375, 427, 181, , 185
ESP10, 202, 282, 319, 378, 427, 183, , 187
ESP10, 203, 283, 320, 380, 427, 185, , 189
ESP10, 204, 283, 320, 382, 427, 187, , 191
ESP10, 203, 282, 320, 381, 428, 189, , 193
ESP10, 204, 286, 322, 382, 430, 192, , 196
ESP10, 202, 285, 318, 380, 425, 194, , 198
ESP10, 202, 284, 318, 377, 425, 196, , 200
ESP10, 203, 285, 319, 379, 427, 198, , 202
ESP10, 204, 284, 317, 377, 428, 200, , 204
ESP10, 201, 280, 314, 374, 424, 202, , 206
ESP10, 202, 281, 315, 375, 427, 204, , 208
ESP10, 202, 280, 315, 374, 425, 206, , 210
ESP10, 201, 279, 314, 373, 426, 208, , 212
ESP10, 206, 284, 319, 377, 434, 210, , 214
ESP10, 205, 283, 318, 377, 434, 212, , 216
ESP10, 202, 280, 316, 374, 430, 215, , 219
ESP10, 200, 278, 314, 372, 427, 217, , 221
ESP10, 199, 277, 312, 371, 428, 219, , 223
ESP10, 195, 273, 309, 368, 426, 221, , 225
ESP10, 198, 276, 312, 373, 429, 223, , 227
ESP10, 200, 277, 315, 375, 430, 225, , 229
ESP10, 199, 276, 315, 376, 429, 227, , 231
ESP10, 197, 275, 314, 378, 429, 229, , 233
ESP10, 198, 279, 315, 380, 429, 231, , 235
ESP10, 200, 280, 315, 380, 429, 233, , 237
ESP10, 201, 280, 316, 381, 428, 236, , 240
ESP10, 202, 281, 316, 382, 429, 238, , 242
ESP10, 205, 282, 318, 383, 429, 240, , 244
ESP10, 208, 284, 320, 386, 430, 242, , 246
ESP10, 209, 284, 322, 387, 430, 244, , 248
ESP10, 206, 281, 323, 384, 429, 246, , 250
ESP10, 204, 280, 322, 382, 428, 248, , 252
ESP10, 207, 282, 324, 385, 431, 250, , 254
ESP10, 208, 284, 326, 388, 433, 252, , 256
ESP10, 208, 285, 326, 387, 433, 254, , 258
ESP10, 208, 287, 326, 387, 433, 256, , 260
ESP10, 208, 292, 327, 388, 434, 259, , 263
ESP10, 208, 295, 327, 387, 433, 261, , 265
ESP10, 206, 292, 327, 383, 431, 263, , 267
ESP10, 206, 294, 329, 384, 432, 265, , 269
ESP10, 206, 296, 330, 384, 432, 267, , 271
ESP10, 205, 295, 330, 385, 432, 269, , 273
ESP10, 204, 294, 330, 384, 431, 271, , 275
ESP10, 207, 298, 334, 388, 434, 273, , 277
ESP10, 209, 299, 336, 390, 436, 275, , 279
ESP10, 209, 300, 336, 391, 436, 277, , 281
ESP10, 212, 301, 337, 392, 438, 279, , 283
ESP10, 215, 301, 338, 394, 438, 282, , 286
ESP10, 217, 301, 339, 394, 438, 284, , 288
ESP10, 218, 301, 340, 393, 438, 286, , 290
ESP10, 222, 302, 342, 396, 439, 288, , 292
ESP10, 223, 301, 341, 396, 438, 290, , 294
ESP10, 223, 300, 344, 396, 438, 292, , 296
ESP10, 226, 302, 347, 398, 439, 294, , 298
ESP10, 227, 302, 349, 399, 439, 296, , 300
ESP10, 227, 304, 351, 402, 441, 298, , 302
ESP10, 226, 303, 351, 403, 441, 300, , 304
ESP10, 227, 304, 352, 403, 442, 303, , 307
ESP10, 226, 303, 351, 404, 442, 305, , 309
ESP10, 227, 304, 352, 405, 442, 307, , 311
ESP10, 227, 304, 351, 406, 442, 309, , 313
ESP10, 226, 302, 351, 406, 442, 311, , 315
ESP10, 227, 303, 351, 408, 442, 313, , 317
ESP10, 226, 302, 351, 407, 442, 315, , 319
ESP10, 228, 306, 353, 409, 443, 317, , 321
ESP10, 230, 308, 357, 411, 446, 319, , 323
ESP10, 230, 308, 359, 411, 447, 321, , 325
ESP10, 229, 307, 358, 410, 446, 323, , 327
ESP10, 228, 305, 357, 408, 444, 326, , 330
ESP10, 226, 306, 354, 407, 442, 328, , 332
ESP10, 235, 311, 360, 411, 442, 330, , 334
ESP10, 236, 314, 360, 413, 442, 332, , 336
ESP10, 236, 310, 356, 411, 440, 334, , 338
ESP10, 237, 311, 358, 413, 443, 336, , 340
ESP10, 233, 307, 357, 410, 439, 338, , 342
ESP10, 230, 304, 356, 408, 437, 340, , 344
ESP10, 228, 302, 358, 408, 436, 342, , 346
ESP10, 229, 302, 360, 409, 438, 344, , 348
ESP10, 224, 293, 351, 404, 433, 346, , 350
ESP10, 225, 297, 350, 406, 434, 349, , 353
ESP10, 221, 294, 344, 402, 431, 351, , 355
ESP10, 217, 288, 340, 397, 426, 353, , 357
ESP10, 220, 291, 340, 396, 430, 355, , 359
ESP10, 224, 296, 348, 400, 437, 357, , 361
ESP10, 214, 289, 337, 392, 428, 359, , 363
ESP10, 225, 306, 351, 404, 440, 361, , 365
ESP10, 228, 308, 355, 404, 442, 363, , 367
ESP10, 235, 313, 364, 411, 448, 365, , 369
ESP10, 239, 321, 370, 415, 452, 367, , 371
ESP10, 240, 327, 374, 416, 453, 370, , 374
ESP10, 240, 330, 375, 417, 453, 372, , 376
ESP10, 238, 331, 373, 415, 453, 374, , 378
ESP10, 232, 327, 367, 411, 449, 376, , 380
ESP10, 228, 323, 362, 407, 445, 378, , 382
ESP10, 223, 318, 358, 403, 441, 380, , 384
ESP10, 222, 318, 359, 402, 440, 382, , 386
ESP10, 224, 320, 362, 404, 442, 384, , 388
ESP10, 226, 323, 365, 404, 443, 386, , 390
ESP10, 226, 322, 365, 403, 440, 388, , 392
ESP10, 220, 312, 356, 395, 432, 390, , 394
ESP10, 224, 313, 359, 398, 436, 393, , 397
ESP10, 227, 310, 365, 394, 432, 395, , 399
ESP10, 232, 311, 367, 396, 433, 397, , 401
ESP10, 232, 311, 365, 398, 433, 399, , 403
ESP10, 235, 313, 364, 399, 433, 401, , 405
ESP10, 244, 320, 373, 405, 440, 403, , 407
ESP10, 247, 318, 370, 403, 440, 405, , 409
ESP10, 243, 313, 363, 397, 438, 407, , 411
ESP10, 252, 324, 370, 408, 448, 409, , 413
ESP10, 257, 333, 374, 419, 456, 411, , 415
ESP10, 257, 337, 373, 424, 456, 413, , 417
ESP10, 259, 332, 373, 418, 450, 416, , 420
ESP10, 254, 328, 369, 412, 446, 418, , 422
ESP10, 260, 329, 379, 415, 453, 420, , 424
ESP10, 269, 335, 384, 422, 460, 422, , 426
ESP10, 271, 339, 394, 427, 461, 424, , 428
ESP10, 275, 343, 393, 429, 462, 426, , 430
ESP10, 285, 350, 393, 429, 467, 428, , 432
ESP10, 286, 348, 393, 427, 464, 430, , 434
ESP10, 277, 331, 384, 413, 449, 432, , 436
ESP10, 267, 326, 376, 401, 441, 434, , 438
ESP10, 280, 341, 385, 410, 451, 437, , 441
ESP10, 268, 326, 374, 395, 434, 439, , 443
ESP10, 278, 346, 381, 410, 441, 441, , 445
ESP10, 288, 345, 385, 415, 444, 443, , 447
ESP10, 301, 358, 391, 426, 456, 445, , 449
ESP10, 317, 365, 402, 435, 461, 447, , 451
ESP10, 326, 368, 417, 444, 466, 449, , 453
ESP10, 339, 377, 421, 450, 474, 451, , 455
ESP10, 346, 388, 428, 461, 480, 453, , 457
ESP10, 344, 388, 424, 464, 482, 455, , 459
ESP10, 350, 393, 429, 469, 485, 457, , 461
ESP10, 342, 385, 421, 463, 483, 460, , 464
ESP10, 343, 394, 426, 471, 486, 462, , 466
ESP10, 323, 372, 405, 456, 470, 464, , 468
ESP10, 308, 356, 398, 440, 456, 466, , 470
ESP10, 304, 352, 395, 438, 453, 468, , 472
ESP10, 284, 332, 376, 420, 435, 470, , 474
ESP10, 277, 325, 367, 411, 424, 472, , 476
ESP10, 298, 334, 374, 417, 429, 474, , 478
ESP10, 303, 343, 378, 422, 430, 476, , 480
ESP10, 303, 343, 378, 422, 429, 478, , 482
ESP10, 326, 361, 393, 433, 441, 480, , 484
ESP10, 331, 359, 389, 430, 437, 483, , 487
ESP10, 332, 364, 396, 429, 438, 485, , 489
ESP10, 337, 366, 402, 433, 439, 487, , 491
ESP10, 347, 377, 409, 438, 446, 489, , 493
ESP10, 344, 377, 403, 434, 442, 491, , 495
ESP10, 354, 385, 409, 436, 444, 493, , 497
ESP10, 355, 389, 411, 435, 444, 495, , 499
ESP10, 356, 388, 417, 435, 445, 497, , 501
ESP10, 359, 388, 421, 434, 444, 499, , 503
ESP10, 366, 388, 424, 436, 445, 501, , 505
ESP10, 369, 387, 423, 436, 444, 504, , 508
ESP10, 372, 393, 422, 436, 444, 506, , 510
ESP10, 371, 392, 421, 434, 443, 508, , 512
ESP10, 372, 399, 424, 436, 443, 510, , 514
ESP10, 374, 401, 426, 436, 443, 512, , 516
ESP10, 376, 402, 429, 438, 444, 514, , 518
ESP10, 379, 401, 429, 440, 444, 516, , 520
ESP10, 384, 402, 429, 440, 444, 518, , 522
ESP10, 388, 403, 429, 440, 444, 520, , 524
ESP10, 391, 407, 429, 441, 444, 522, , 526
ESP10, 391, 413, 432, 441, 444, 524, , 528
ESP10, 391, 413, 431, 441, 444, 527, , 531
ESP10, 393, 418, 432, 442, 444, 529, , 533
ESP10, 396, 418, 433, 442, 445, 531, , 535
ESP10, 395, 417, 433, 442, 444, 533, , 537
ESP10, 398, 415, 433, 440, 444, 535, , 539
ESP10, 401, 416, 432, 440, 443, 537, , 541
ESP10, 403, 417, 435, 440, 444, 539, , 543
ESP10, 406, 419, 436, 440, 444, 541, , 545
ESP10, 409, 418, 436, 440, 443, 543, , 547
ESP10, 407, 418, 434, 439, 442, 545, , 549
ESP10, 407, 420, 435, 439, 442, 547, , 551
ESP10, 410, 425, 439, 442, 445, 550, , 554
ESP10, 411, 424, 437, 441, 444, 552, , 556
ESP10, 415, 424, 437, 441, 444, 554, , 558
ESP10, 415, 424, 437, 441, 444, 556, , 560
ESP10, 415, 425, 437, 441, 443, 558, , 562
ESP10, 420, 427, 439, 443, 444, 560, , 564
ESP10, 420, 431, 440, 443, 445, 562, , 566
ESP10, 421, 431, 438, 442, 444, 564, , 568
ESP10, 420, 430, 437, 441, 443, 566, , 570
ESP10, 425, 433, 438, 442, 443, 568, , 572
ESP10, 426, 432, 437, 441, 442, 571, , 575
ESP10, 427, 435, 438, 441, 443, 573, , 577
ESP10, 427, 435, 438, 441, 443, 575, , 579
ESP10, 428, 435, 439, 441, 443, 577, , 581
ESP10, 429, 436, 439, 441, 443, 579, , 583
ESP10, 429, 436, 439, 442, 443, 581, , 585
ESP10, 429, 436, 439, 441, 443, 583, , 587
ESP10, 429, 436, 439, 441, 443, 585, , 589
ESP10, 426, 433, 437, 439, 440, 587, , 591
ESP10, 427, 434, 437, 440, 441, 589, , 593
ESP10, 429, 436, 439, 441, 442, 591, , 595
ESP10, 429, 436, 439, 441, 443, 594, , 598
ESP10, 429, 436, 439, 441, 442, 596, , 600
ESP10, 429, 436, 439, 441, 442, 598, , 602
ESP10, 429, 436, 439, 441, 442, 600, , 604
ESP10, 428, 436, 438, 441, 442, 602, , 606
ESP10, 429, 436, 439, 441, 442, 604, , 608
ESP10, 430, 437, 440, 442, 443, 606, , 610
ESP10, 430, 437, 441, 442, 443, 608, , 612
ESP10, 430, 438, 441, 442, 443, 610, , 614
ESP10, 429, 436, 440, 441, 442, 612, , 616
ESP10, 429, 437, 440, 442, 443, 614, , 618
ESP10, 430, 437, 441, 442, 443, 617, , 621
ESP10, 431, 437, 440, 442, 443, 619, , 623
ESP10, 430, 436, 440, 441, 442, 621, , 625
ESP10, 430, 436, 440, 442, 442, 623, , 627
ESP10, 425, 431, 434, 436, 437, 625, , 629
ESP10, 426, 432, 435, 437, 437, 627, , 631
ESP10, 426, 432, 436, 437, 438, 629, , 633
ESP10, 426, 431, 435, 437, 437, 631, , 635
ESP10, 425, 431, 435, 436, 437, 633, , 637
ESP10, 426, 432, 435, 437, 437, 635, , 639
ESP10, 426, 432, 435, 437, 437, 638, , 642
ESP10, 426, 431, 435, 436, 437, 640, , 644
ESP10, 426, 431, 435, 436, 437, 642, , 646
ESP10, 426, 431, 435, 436, 437, 644, , 648
ESP10, 426, 431, 434, 436, 437, 646, , 650
ESP10, 426, 431, 434, 436, 437, 648, , 652
ESP10, 426, 431, 434, 436, 437, 650, , 654
ESP10, 430, 435, 438, 440, 441, 652, , 656
ESP10, 431, 435, 438, 440, 441, 654, , 658
ESP10, 431, 436, 438, 440, 441, 656, , 660
ESP10, 431, 435, 438, 440, 440, 658, , 662
ESP10, 430, 435, 438, 439, 440, 661, , 665
ESP10, 430, 435, 438, 439, 440, 663, , 667
ESP10, 429, 434, 437, 438, 439, 665, , 669
ESP10, 430, 435, 438, 439, 440, 667, , 671
ESP10, 430, 435, 438, 439, 440, 669, , 673
ESP10, 430, 435, 437, 439, 440, 671, , 675
ESP10, 430, 435, 437, 439, 440, 673, , 677
ESP10, 430, 435, 437, 439, 440, 675, , 679
ESP10, 430, 435, 438, 439, 440, 677, , 681
ESP10, 430, 435, 437, 439, 439, 679, , 683
ESP10, 430, 435, 437, 439, 439, 681, , 685
ESP10, 430, 435, 437, 439, 439, 684, , 688
ESP10, 429, 435, 437, 438, 439, 686, , 690
ESP10, 429, 435, 437, 438, 439, 688, , 692
ESP10, 429, 434, 437, 438, 439, 690, , 694
ESP10, 429, 434, 436, 438, 439, 692, , 696
ESP10, 428, 434, 436, 437, 438, 694, , 698
ESP10, 428, 434, 436, 437, 438, 696, , 700
ESP10, 428, 434, 436, 437, 438, 698, , 702
ESP10, 428, 434, 436, 437, 438, 700, , 704
ESP10, 428, 433, 436, 437, 438, 702, , 706
ESP10, 428, 433, 436, 437, 438, 705, , 709
ESP10, 428, 433, 436, 437, 438, 707, , 711
ESP10, 428, 433, 436, 437, 438, 709, , 713
ESP10, 428, 433, 435, 437, 437, 711, , 715
ESP10, 428, 433, 435, 437, 437, 713, , 717
ESP10, 427, 433, 435, 436, 437, 715, , 719
ESP10, 427, 433, 435, 436, 437, 717, , 721
ESP10, 426, 432, 434, 435, 436, 719, , 723
ESP10, 425, 430, 433, 434, 435, 721, , 725
ESP10, 426, 431, 434, 435, 436, 723, , 727
ESP10, 426, 431, 434, 435, 436, 725, , 729
ESP10, 427, 431, 434, 435, 436, 728, , 732
ESP10, 427, 431, 434, 435, 436, 730, , 734
ESP10, 427, 431, 435, 435, 436, 732, , 736
ESP10, 428, 431, 434, 435, 436, 734, , 738
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/SLMO3W_SQIN.ESPF10.csv
SLMO3W_SQIN.ESPF0.csv|2026-08-15
SLMO3W_SQIN.ESPF10.csv|2026-08-15
SLMO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
WILLAMETTE - AT SALEM
(
SLMO3
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
2747
4320
91
6195
4754
APR-JUL
2527
3882
90
5692
4324
APR-AUG
2639
4133
91
5943
4539
JAN-SEP
7553
11360
96
15163
11890
JAN-JUL
7287
11009
96
14650
11461
OCT-SEP
10681
15404
94
21601
16315
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/SLMO3W_SQIN.ESPF10.csv
SLMO3W_SQIN.ESPF0.csv|2026-08-15
SLMO3W_SQIN.ESPF10.csv|2026-08-15
SLMO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
