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Water Year
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SOUTH SANTIAM - AT WATERLOO
(
WTLO3
)
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
295
296
50
310
590
APR-JUL
276
276
50
276
558
APR-AUG
288
288
50
288
571
JAN-SEP
949
951
64
965
1494
JAN-JUL
931
931
64
931
1462
OCT-SEP
1523
1525
71
1539
2146
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
295
296
50
310
590
APR-JUL
276
276
50
276
558
APR-AUG
288
288
50
288
571
JAN-SEP
949
951
64
965
1494
JAN-JUL
931
931
64
931
1462
OCT-SEP
1523
1525
71
1539
2146
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
295
297
50
313
590
APR-JUL
276
276
50
276
558
APR-AUG
288
288
50
289
571
JAN-SEP
949
952
64
968
1494
JAN-JUL
931
931
64
931
1462
OCT-SEP
1523
1526
71
1542
2146
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 156, 235, 277, 328, 413, 70, , 74
ESP10, 156, 235, 277, 328, 413, 72, , 76
ESP10, 156, 235, 277, 328, 413, 74, , 78
ESP10, 156, 235, 277, 328, 413, 76, , 80
ESP10, 156, 235, 277, 328, 413, 78, , 82
ESP10, 156, 235, 277, 328, 413, 81, , 85
ESP10, 156, 236, 277, 328, 413, 83, , 87
ESP10, 156, 236, 277, 328, 413, 85, , 89
ESP10, 156, 236, 277, 328, 413, 87, , 91
ESP10, 156, 236, 277, 328, 413, 89, , 93
ESP10, 156, 236, 277, 328, 413, 91, , 95
ESP10, 156, 236, 278, 328, 413, 93, , 97
ESP10, 156, 236, 277, 328, 413, 95, , 99
ESP10, 156, 236, 277, 328, 413, 97, , 101
ESP10, 156, 236, 277, 328, 413, 99, , 103
ESP10, 156, 236, 277, 329, 413, 102, , 106
ESP10, 156, 235, 277, 330, 413, 104, , 108
ESP10, 156, 235, 277, 330, 413, 106, , 110
ESP10, 155, 235, 277, 329, 412, 108, , 112
ESP10, 155, 235, 277, 329, 412, 110, , 114
ESP10, 155, 235, 277, 329, 412, 112, , 116
ESP10, 155, 235, 276, 330, 412, 114, , 118
ESP10, 155, 235, 276, 331, 412, 116, , 120
ESP10, 155, 235, 276, 331, 412, 118, , 122
ESP10, 155, 235, 276, 331, 412, 120, , 124
ESP10, 155, 235, 277, 331, 412, 122, , 126
ESP10, 156, 235, 277, 331, 412, 125, , 129
ESP10, 157, 235, 277, 331, 412, 127, , 131
ESP10, 157, 235, 277, 331, 412, 129, , 133
ESP10, 156, 235, 277, 332, 412, 131, , 135
ESP10, 156, 235, 277, 332, 412, 133, , 137
ESP10, 156, 235, 277, 332, 412, 135, , 139
ESP10, 157, 235, 278, 332, 412, 137, , 141
ESP10, 157, 235, 278, 332, 412, 139, , 143
ESP10, 157, 235, 278, 332, 412, 141, , 145
ESP10, 158, 235, 279, 332, 412, 143, , 147
ESP10, 158, 235, 282, 332, 413, 145, , 149
ESP10, 158, 235, 282, 332, 413, 148, , 152
ESP10, 158, 236, 282, 331, 412, 150, , 154
ESP10, 159, 236, 285, 333, 412, 152, , 156
ESP10, 159, 237, 287, 335, 413, 154, , 158
ESP10, 161, 237, 287, 335, 413, 156, , 160
ESP10, 161, 236, 286, 334, 413, 158, , 162
ESP10, 161, 237, 289, 337, 415, 160, , 164
ESP10, 161, 237, 290, 338, 415, 162, , 166
ESP10, 160, 235, 288, 338, 413, 164, , 168
ESP10, 161, 239, 290, 341, 414, 166, , 170
ESP10, 162, 240, 291, 346, 415, 169, , 173
ESP10, 162, 241, 292, 348, 415, 171, , 175
ESP10, 162, 243, 292, 352, 415, 173, , 177
ESP10, 163, 245, 295, 354, 416, 175, , 179
ESP10, 164, 247, 297, 353, 416, 177, , 181
ESP10, 164, 248, 297, 353, 416, 179, , 183
ESP10, 165, 248, 298, 355, 417, 181, , 185
ESP10, 166, 248, 298, 354, 418, 183, , 187
ESP10, 167, 248, 301, 354, 418, 185, , 189
ESP10, 168, 249, 301, 355, 418, 187, , 191
ESP10, 169, 249, 301, 355, 419, 189, , 193
ESP10, 169, 250, 302, 355, 419, 192, , 196
ESP10, 169, 249, 302, 358, 419, 194, , 198
ESP10, 170, 250, 304, 359, 419, 196, , 200
ESP10, 170, 249, 304, 361, 421, 198, , 202
ESP10, 172, 250, 305, 363, 421, 200, , 204
ESP10, 171, 249, 305, 363, 422, 202, , 206
ESP10, 172, 250, 305, 364, 423, 204, , 208
ESP10, 172, 250, 305, 364, 423, 206, , 210
ESP10, 172, 251, 306, 365, 424, 208, , 212
ESP10, 172, 252, 306, 365, 425, 210, , 214
ESP10, 173, 253, 306, 367, 425, 212, , 216
ESP10, 173, 254, 307, 367, 425, 215, , 219
ESP10, 172, 255, 307, 367, 425, 217, , 221
ESP10, 170, 257, 306, 365, 424, 219, , 223
ESP10, 164, 247, 302, 360, 418, 221, , 225
ESP10, 169, 256, 307, 364, 423, 223, , 227
ESP10, 174, 256, 310, 367, 425, 225, , 229
ESP10, 171, 253, 309, 365, 425, 227, , 231
ESP10, 167, 252, 306, 363, 423, 229, , 233
ESP10, 170, 253, 310, 365, 426, 231, , 235
ESP10, 170, 253, 310, 365, 425, 233, , 237
ESP10, 172, 254, 313, 365, 427, 236, , 240
ESP10, 175, 255, 314, 368, 428, 238, , 242
ESP10, 177, 256, 314, 369, 428, 240, , 244
ESP10, 177, 257, 314, 371, 429, 242, , 246
ESP10, 177, 256, 314, 371, 429, 244, , 248
ESP10, 175, 254, 312, 368, 428, 246, , 250
ESP10, 174, 253, 312, 367, 428, 248, , 252
ESP10, 175, 256, 313, 370, 431, 250, , 254
ESP10, 176, 259, 314, 373, 433, 252, , 256
ESP10, 176, 259, 314, 374, 433, 254, , 258
ESP10, 176, 259, 314, 374, 433, 256, , 260
ESP10, 176, 260, 315, 374, 433, 259, , 263
ESP10, 175, 260, 315, 376, 433, 261, , 265
ESP10, 173, 258, 314, 372, 431, 263, , 267
ESP10, 173, 261, 315, 373, 432, 265, , 269
ESP10, 172, 262, 318, 375, 432, 267, , 271
ESP10, 172, 264, 318, 375, 432, 269, , 273
ESP10, 171, 264, 317, 375, 432, 271, , 275
ESP10, 172, 266, 319, 376, 433, 273, , 277
ESP10, 174, 268, 321, 378, 434, 275, , 279
ESP10, 175, 269, 321, 378, 434, 277, , 281
ESP10, 175, 269, 322, 379, 435, 279, , 283
ESP10, 178, 269, 322, 381, 435, 282, , 286
ESP10, 179, 269, 322, 381, 435, 284, , 288
ESP10, 180, 269, 321, 383, 435, 286, , 290
ESP10, 182, 270, 323, 384, 435, 288, , 292
ESP10, 181, 268, 321, 383, 434, 290, , 294
ESP10, 181, 268, 322, 383, 434, 292, , 296
ESP10, 182, 268, 323, 384, 434, 294, , 298
ESP10, 182, 268, 324, 383, 434, 296, , 300
ESP10, 182, 270, 326, 384, 435, 298, , 302
ESP10, 182, 272, 327, 384, 435, 300, , 304
ESP10, 183, 272, 327, 384, 435, 303, , 307
ESP10, 183, 272, 328, 384, 435, 305, , 309
ESP10, 183, 273, 329, 384, 435, 307, , 311
ESP10, 183, 273, 329, 386, 436, 309, , 313
ESP10, 184, 273, 329, 386, 436, 311, , 315
ESP10, 184, 273, 329, 387, 436, 313, , 317
ESP10, 184, 273, 329, 388, 436, 315, , 319
ESP10, 184, 275, 333, 389, 436, 317, , 321
ESP10, 185, 275, 335, 391, 437, 319, , 323
ESP10, 186, 277, 336, 392, 437, 321, , 325
ESP10, 185, 278, 338, 392, 437, 323, , 327
ESP10, 185, 276, 337, 390, 436, 326, , 330
ESP10, 184, 278, 336, 391, 435, 328, , 332
ESP10, 188, 285, 339, 396, 432, 330, , 334
ESP10, 188, 287, 339, 397, 432, 332, , 336
ESP10, 187, 286, 336, 396, 432, 334, , 338
ESP10, 188, 287, 339, 397, 433, 336, , 340
ESP10, 186, 287, 337, 400, 432, 338, , 342
ESP10, 184, 284, 334, 400, 428, 340, , 344
ESP10, 182, 282, 335, 399, 430, 342, , 346
ESP10, 183, 285, 337, 402, 433, 344, , 348
ESP10, 173, 275, 330, 393, 425, 346, , 350
ESP10, 175, 274, 334, 394, 427, 349, , 353
ESP10, 170, 270, 332, 389, 423, 351, , 355
ESP10, 167, 270, 327, 384, 420, 353, , 357
ESP10, 174, 276, 330, 387, 426, 355, , 359
ESP10, 179, 281, 337, 392, 432, 357, , 361
ESP10, 172, 271, 322, 383, 425, 359, , 363
ESP10, 182, 284, 340, 395, 437, 361, , 365
ESP10, 198, 289, 340, 394, 438, 363, , 367
ESP10, 201, 292, 345, 397, 442, 365, , 369
ESP10, 203, 296, 349, 399, 445, 367, , 371
ESP10, 204, 301, 352, 401, 446, 370, , 374
ESP10, 205, 303, 352, 402, 447, 372, , 376
ESP10, 204, 302, 350, 399, 444, 374, , 378
ESP10, 203, 303, 349, 399, 443, 376, , 380
ESP10, 202, 301, 348, 397, 441, 378, , 382
ESP10, 200, 298, 346, 394, 438, 380, , 384
ESP10, 199, 298, 345, 393, 437, 382, , 386
ESP10, 202, 299, 346, 394, 438, 384, , 388
ESP10, 202, 298, 345, 393, 438, 386, , 390
ESP10, 206, 297, 345, 395, 438, 388, , 392
ESP10, 202, 292, 342, 391, 431, 390, , 394
ESP10, 201, 289, 341, 389, 430, 393, , 397
ESP10, 198, 287, 339, 386, 427, 395, , 399
ESP10, 201, 289, 340, 388, 428, 397, , 401
ESP10, 203, 290, 340, 390, 430, 399, , 403
ESP10, 201, 287, 337, 388, 428, 401, , 405
ESP10, 207, 293, 348, 394, 434, 403, , 407
ESP10, 207, 291, 346, 394, 435, 405, , 409
ESP10, 205, 287, 344, 392, 434, 407, , 411
ESP10, 214, 295, 353, 402, 441, 409, , 413
ESP10, 218, 298, 354, 410, 445, 411, , 415
ESP10, 219, 301, 354, 413, 446, 413, , 417
ESP10, 217, 297, 350, 407, 440, 416, , 420
ESP10, 221, 295, 349, 405, 439, 418, , 422
ESP10, 231, 298, 353, 407, 446, 420, , 424
ESP10, 239, 304, 358, 410, 453, 422, , 426
ESP10, 244, 311, 363, 412, 455, 424, , 428
ESP10, 246, 317, 360, 412, 458, 426, , 430
ESP10, 254, 319, 369, 409, 459, 428, , 432
ESP10, 259, 318, 368, 410, 461, 430, , 434
ESP10, 250, 302, 351, 394, 444, 432, , 436
ESP10, 244, 293, 341, 386, 433, 434, , 438
ESP10, 252, 306, 352, 395, 442, 437, , 441
ESP10, 238, 298, 346, 380, 424, 439, , 443
ESP10, 246, 314, 366, 391, 437, 441, , 445
ESP10, 247, 317, 365, 393, 436, 443, , 447
ESP10, 255, 332, 376, 399, 445, 445, , 449
ESP10, 271, 340, 391, 427, 455, 447, , 451
ESP10, 291, 350, 404, 446, 474, 449, , 453
ESP10, 299, 351, 407, 454, 480, 451, , 455
ESP10, 311, 358, 417, 467, 487, 453, , 457
ESP10, 309, 356, 414, 466, 490, 455, , 459
ESP10, 308, 361, 417, 467, 490, 457, , 461
ESP10, 300, 351, 410, 457, 484, 460, , 464
ESP10, 305, 357, 410, 465, 488, 462, , 466
ESP10, 283, 338, 385, 446, 468, 464, , 468
ESP10, 266, 321, 368, 429, 451, 466, , 470
ESP10, 263, 323, 370, 426, 444, 468, , 472
ESP10, 243, 303, 350, 405, 422, 470, , 474
ESP10, 243, 301, 344, 404, 416, 472, , 476
ESP10, 262, 308, 354, 413, 425, 474, , 478
ESP10, 271, 316, 352, 415, 424, 476, , 480
ESP10, 288, 330, 368, 426, 437, 478, , 482
ESP10, 297, 338, 379, 427, 436, 480, , 484
ESP10, 305, 337, 380, 421, 431, 483, , 487
ESP10, 306, 342, 380, 418, 430, 485, , 489
ESP10, 313, 344, 384, 422, 434, 487, , 491
ESP10, 328, 356, 394, 431, 442, 489, , 493
ESP10, 318, 351, 387, 423, 436, 491, , 495
ESP10, 323, 356, 392, 429, 437, 493, , 497
ESP10, 326, 360, 393, 430, 438, 495, , 499
ESP10, 329, 360, 400, 429, 437, 497, , 501
ESP10, 330, 359, 406, 426, 435, 499, , 503
ESP10, 334, 361, 411, 428, 435, 501, , 505
ESP10, 335, 362, 411, 428, 436, 504, , 508
ESP10, 340, 369, 412, 428, 436, 506, , 510
ESP10, 338, 367, 411, 427, 436, 508, , 512
ESP10, 337, 371, 412, 428, 433, 510, , 514
ESP10, 338, 375, 412, 428, 433, 512, , 516
ESP10, 340, 376, 412, 429, 434, 514, , 518
ESP10, 339, 376, 415, 428, 434, 516, , 520
ESP10, 355, 379, 415, 429, 434, 518, , 522
ESP10, 360, 388, 419, 430, 434, 520, , 524
ESP10, 364, 391, 421, 431, 434, 522, , 526
ESP10, 366, 394, 422, 431, 435, 524, , 528
ESP10, 367, 399, 422, 432, 435, 527, , 531
ESP10, 368, 400, 422, 433, 435, 529, , 533
ESP10, 374, 403, 424, 433, 435, 531, , 535
ESP10, 375, 404, 424, 433, 435, 533, , 537
ESP10, 381, 405, 427, 433, 436, 535, , 539
ESP10, 382, 404, 427, 433, 436, 537, , 541
ESP10, 381, 406, 428, 434, 437, 539, , 543
ESP10, 386, 407, 428, 434, 437, 541, , 545
ESP10, 388, 410, 429, 435, 437, 543, , 547
ESP10, 386, 408, 427, 433, 435, 545, , 549
ESP10, 394, 409, 427, 433, 435, 547, , 551
ESP10, 396, 414, 427, 433, 435, 550, , 554
ESP10, 392, 411, 426, 433, 435, 552, , 556
ESP10, 395, 412, 426, 434, 435, 554, , 558
ESP10, 393, 414, 427, 434, 435, 556, , 560
ESP10, 396, 416, 429, 434, 435, 558, , 562
ESP10, 404, 419, 431, 435, 436, 560, , 564
ESP10, 405, 424, 431, 436, 437, 562, , 566
ESP10, 404, 425, 431, 435, 437, 564, , 568
ESP10, 406, 425, 431, 436, 437, 566, , 570
ESP10, 411, 428, 433, 436, 437, 568, , 572
ESP10, 415, 428, 433, 435, 436, 571, , 575
ESP10, 413, 427, 432, 434, 435, 573, , 577
ESP10, 418, 429, 433, 435, 436, 575, , 579
ESP10, 422, 429, 433, 435, 436, 577, , 581
ESP10, 422, 429, 433, 436, 436, 579, , 583
ESP10, 422, 430, 434, 436, 437, 581, , 585
ESP10, 423, 429, 434, 436, 436, 583, , 587
ESP10, 422, 428, 433, 435, 435, 585, , 589
ESP10, 420, 426, 431, 433, 433, 587, , 591
ESP10, 419, 426, 431, 432, 433, 589, , 593
ESP10, 422, 429, 433, 434, 435, 591, , 595
ESP10, 425, 430, 434, 435, 436, 594, , 598
ESP10, 423, 428, 433, 433, 434, 596, , 600
ESP10, 423, 429, 433, 434, 434, 598, , 602
ESP10, 424, 429, 433, 434, 434, 600, , 604
ESP10, 425, 429, 433, 434, 435, 602, , 606
ESP10, 425, 430, 433, 434, 435, 604, , 608
ESP10, 425, 430, 433, 434, 435, 606, , 610
ESP10, 425, 430, 433, 434, 435, 608, , 612
ESP10, 425, 430, 433, 434, 435, 610, , 614
ESP10, 425, 430, 433, 435, 435, 612, , 616
ESP10, 425, 430, 434, 435, 435, 614, , 618
ESP10, 426, 430, 434, 435, 435, 617, , 621
ESP10, 426, 430, 434, 435, 435, 619, , 623
ESP10, 426, 431, 434, 435, 435, 621, , 625
ESP10, 426, 431, 434, 435, 435, 623, , 627
ESP10, 425, 430, 433, 434, 435, 625, , 629
ESP10, 426, 431, 434, 435, 435, 627, , 631
ESP10, 426, 431, 434, 436, 436, 629, , 633
ESP10, 427, 432, 435, 436, 436, 631, , 635
ESP10, 423, 428, 431, 432, 433, 633, , 637
ESP10, 423, 428, 431, 432, 433, 635, , 639
ESP10, 424, 429, 432, 433, 433, 638, , 642
ESP10, 424, 428, 431, 433, 433, 640, , 644
ESP10, 423, 428, 431, 433, 433, 642, , 646
ESP10, 423, 428, 431, 432, 433, 644, , 648
ESP10, 425, 430, 433, 434, 434, 646, , 650
ESP10, 424, 429, 432, 433, 433, 648, , 652
ESP10, 424, 429, 432, 433, 433, 650, , 654
ESP10, 424, 429, 432, 433, 434, 652, , 656
ESP10, 424, 430, 432, 433, 433, 654, , 658
ESP10, 424, 430, 433, 433, 434, 656, , 660
ESP10, 424, 430, 432, 433, 434, 658, , 662
ESP10, 425, 430, 433, 434, 434, 661, , 665
ESP10, 425, 431, 433, 434, 435, 663, , 667
ESP10, 425, 430, 433, 434, 435, 665, , 669
ESP10, 425, 431, 434, 434, 435, 667, , 671
ESP10, 425, 431, 433, 434, 435, 669, , 673
ESP10, 425, 430, 433, 434, 434, 671, , 675
ESP10, 425, 431, 434, 435, 435, 673, , 677
ESP10, 425, 431, 434, 435, 435, 675, , 679
ESP10, 426, 431, 434, 435, 435, 677, , 681
ESP10, 426, 431, 434, 435, 435, 679, , 683
ESP10, 426, 432, 434, 435, 436, 681, , 685
ESP10, 426, 432, 435, 435, 436, 684, , 688
ESP10, 427, 433, 435, 436, 437, 686, , 690
ESP10, 427, 433, 435, 436, 436, 688, , 692
ESP10, 427, 433, 436, 436, 437, 690, , 694
ESP10, 427, 433, 436, 436, 437, 692, , 696
ESP10, 427, 433, 436, 436, 437, 694, , 698
ESP10, 427, 433, 436, 437, 437, 696, , 700
ESP10, 428, 433, 436, 437, 437, 698, , 702
ESP10, 427, 433, 436, 437, 437, 700, , 704
ESP10, 428, 433, 436, 437, 437, 702, , 706
ESP10, 427, 433, 435, 436, 437, 705, , 709
ESP10, 427, 433, 435, 436, 437, 707, , 711
ESP10, 427, 433, 436, 436, 437, 709, , 713
ESP10, 427, 433, 435, 436, 436, 711, , 715
ESP10, 427, 432, 435, 436, 436, 713, , 717
ESP10, 427, 432, 435, 436, 436, 715, , 719
ESP10, 427, 432, 435, 436, 436, 717, , 721
ESP10, 427, 432, 435, 436, 436, 719, , 723
ESP10, 426, 432, 435, 436, 436, 721, , 725
ESP10, 427, 432, 435, 436, 436, 723, , 727
ESP10, 427, 432, 435, 436, 436, 725, , 729
ESP10, 427, 432, 435, 436, 436, 728, , 732
ESP10, 427, 433, 436, 436, 437, 730, , 734
ESP10, 428, 433, 436, 436, 437, 732, , 736
ESP10, 428, 432, 436, 436, 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/WTLO3W_SQIN.ESPF10.csv
WTLO3W_SQIN.ESPF0.csv|2026-08-15
WTLO3W_SQIN.ESPF10.csv|2026-08-15
WTLO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
SOUTH SANTIAM - AT WATERLOO
(
WTLO3
)
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
346
599
102
830
590
APR-JUL
323
556
100
777
558
APR-AUG
336
576
101
806
571
JAN-SEP
1012
1536
103
1891
1494
JAN-JUL
978
1493
102
1847
1462
OCT-SEP
1558
2126
99
2782
2146
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/WTLO3W_SQIN.ESPF10.csv
WTLO3W_SQIN.ESPF0.csv|2026-08-15
WTLO3W_SQIN.ESPF10.csv|2026-08-15
WTLO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
