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Archive:
Water Year
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NORTH SANTIAM - AT MEHAMA
(
MEHO3
)
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
428
431
50
446
855
APR-JUL
375
375
50
375
753
APR-AUG
402
402
50
403
802
JAN-SEP
1201
1205
67
1219
1805
JAN-JUL
1148
1148
67
1148
1703
OCT-SEP
2009
2012
80
2026
2522
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
427
431
50
446
855
APR-JUL
375
375
50
375
753
APR-AUG
401
401
50
402
802
JAN-SEP
1201
1204
67
1219
1805
JAN-JUL
1148
1148
67
1148
1703
OCT-SEP
2008
2011
80
2026
2522
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
428
434
51
448
855
APR-JUL
375
375
50
375
753
APR-AUG
401
402
50
406
802
JAN-SEP
1201
1207
67
1222
1805
JAN-JUL
1148
1148
67
1148
1703
OCT-SEP
2009
2014
80
2029
2522
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 182, 239, 312, 346, 418, 70, , 74
ESP10, 181, 239, 312, 346, 418, 72, , 76
ESP10, 181, 240, 312, 346, 418, 74, , 78
ESP10, 181, 240, 312, 346, 418, 76, , 80
ESP10, 181, 240, 312, 346, 418, 78, , 82
ESP10, 181, 240, 312, 346, 418, 81, , 85
ESP10, 181, 240, 312, 346, 417, 83, , 87
ESP10, 181, 240, 312, 346, 417, 85, , 89
ESP10, 182, 242, 314, 347, 420, 87, , 91
ESP10, 182, 241, 313, 346, 420, 89, , 93
ESP10, 182, 241, 313, 346, 420, 91, , 95
ESP10, 181, 239, 312, 345, 417, 93, , 97
ESP10, 181, 239, 312, 345, 417, 95, , 99
ESP10, 181, 239, 312, 345, 417, 97, , 101
ESP10, 181, 239, 312, 345, 417, 99, , 103
ESP10, 180, 238, 312, 344, 416, 102, , 106
ESP10, 180, 238, 312, 344, 415, 104, , 108
ESP10, 180, 238, 313, 344, 416, 106, , 110
ESP10, 181, 239, 313, 344, 416, 108, , 112
ESP10, 181, 239, 313, 344, 416, 110, , 114
ESP10, 180, 238, 313, 344, 416, 112, , 116
ESP10, 180, 238, 317, 345, 416, 114, , 118
ESP10, 179, 237, 315, 344, 415, 116, , 120
ESP10, 182, 240, 319, 346, 417, 118, , 122
ESP10, 181, 239, 320, 346, 417, 120, , 124
ESP10, 181, 240, 320, 346, 417, 122, , 126
ESP10, 182, 241, 321, 347, 417, 125, , 129
ESP10, 182, 241, 321, 347, 417, 127, , 131
ESP10, 181, 240, 323, 346, 418, 129, , 133
ESP10, 181, 240, 322, 345, 417, 131, , 135
ESP10, 181, 240, 322, 345, 416, 133, , 137
ESP10, 181, 239, 321, 344, 415, 135, , 139
ESP10, 181, 240, 322, 344, 415, 137, , 141
ESP10, 182, 241, 322, 345, 416, 139, , 143
ESP10, 182, 242, 323, 345, 417, 141, , 145
ESP10, 183, 242, 324, 345, 417, 143, , 147
ESP10, 183, 243, 325, 345, 418, 145, , 149
ESP10, 185, 243, 324, 345, 418, 148, , 152
ESP10, 186, 243, 324, 345, 418, 150, , 154
ESP10, 185, 242, 324, 344, 418, 152, , 156
ESP10, 187, 245, 326, 345, 420, 154, , 158
ESP10, 188, 248, 326, 346, 420, 156, , 160
ESP10, 188, 248, 325, 344, 419, 158, , 162
ESP10, 190, 252, 327, 348, 422, 160, , 164
ESP10, 190, 252, 327, 350, 423, 162, , 166
ESP10, 190, 250, 326, 349, 422, 164, , 168
ESP10, 190, 252, 326, 351, 425, 166, , 170
ESP10, 192, 254, 328, 352, 426, 169, , 173
ESP10, 192, 255, 330, 356, 428, 171, , 175
ESP10, 192, 253, 330, 359, 428, 173, , 177
ESP10, 191, 252, 331, 359, 426, 175, , 179
ESP10, 190, 251, 332, 358, 425, 177, , 181
ESP10, 190, 254, 333, 360, 426, 179, , 183
ESP10, 192, 259, 336, 363, 429, 181, , 185
ESP10, 193, 259, 338, 363, 428, 183, , 187
ESP10, 193, 260, 338, 363, 430, 185, , 189
ESP10, 192, 261, 338, 363, 430, 187, , 191
ESP10, 192, 263, 337, 363, 431, 189, , 193
ESP10, 193, 265, 339, 363, 432, 192, , 196
ESP10, 192, 262, 336, 360, 428, 194, , 198
ESP10, 192, 263, 335, 359, 427, 196, , 200
ESP10, 195, 268, 337, 362, 429, 198, , 202
ESP10, 194, 267, 334, 361, 428, 200, , 204
ESP10, 192, 263, 330, 359, 426, 202, , 206
ESP10, 193, 269, 332, 362, 428, 204, , 208
ESP10, 193, 268, 331, 360, 427, 206, , 210
ESP10, 192, 268, 331, 359, 426, 208, , 212
ESP10, 194, 271, 332, 362, 428, 210, , 214
ESP10, 194, 275, 332, 362, 427, 212, , 216
ESP10, 193, 275, 330, 360, 425, 215, , 219
ESP10, 191, 273, 328, 359, 424, 217, , 221
ESP10, 190, 271, 326, 357, 421, 219, , 223
ESP10, 185, 264, 321, 352, 415, 221, , 225
ESP10, 190, 269, 325, 358, 419, 223, , 227
ESP10, 194, 270, 326, 360, 422, 225, , 229
ESP10, 200, 272, 330, 362, 426, 227, , 231
ESP10, 199, 268, 328, 361, 423, 229, , 233
ESP10, 205, 272, 331, 364, 424, 231, , 235
ESP10, 204, 271, 330, 365, 422, 233, , 237
ESP10, 206, 270, 329, 367, 422, 236, , 240
ESP10, 208, 272, 330, 369, 423, 238, , 242
ESP10, 209, 274, 333, 370, 426, 240, , 244
ESP10, 212, 277, 336, 372, 429, 242, , 246
ESP10, 212, 277, 336, 372, 431, 244, , 248
ESP10, 213, 274, 334, 369, 429, 246, , 250
ESP10, 212, 271, 331, 365, 426, 248, , 252
ESP10, 218, 273, 334, 368, 431, 250, , 254
ESP10, 221, 277, 338, 372, 434, 252, , 256
ESP10, 224, 282, 340, 376, 436, 254, , 258
ESP10, 225, 285, 341, 377, 436, 256, , 260
ESP10, 223, 286, 341, 379, 436, 259, , 263
ESP10, 222, 289, 344, 381, 435, 261, , 265
ESP10, 219, 289, 343, 380, 431, 263, , 267
ESP10, 219, 290, 343, 382, 431, 265, , 269
ESP10, 218, 288, 344, 385, 431, 267, , 271
ESP10, 217, 287, 343, 386, 430, 269, , 273
ESP10, 216, 284, 341, 384, 427, 271, , 275
ESP10, 219, 288, 343, 391, 431, 273, , 277
ESP10, 220, 290, 346, 393, 433, 275, , 279
ESP10, 223, 292, 347, 394, 434, 277, , 281
ESP10, 227, 292, 347, 395, 435, 279, , 283
ESP10, 229, 292, 348, 398, 435, 282, , 286
ESP10, 232, 293, 347, 398, 435, 284, , 288
ESP10, 231, 291, 346, 397, 434, 286, , 290
ESP10, 232, 291, 346, 400, 436, 288, , 292
ESP10, 233, 291, 345, 401, 438, 290, , 294
ESP10, 233, 290, 345, 401, 438, 292, , 296
ESP10, 236, 294, 347, 403, 440, 294, , 298
ESP10, 239, 298, 348, 403, 440, 296, , 300
ESP10, 243, 306, 349, 406, 442, 298, , 302
ESP10, 243, 309, 349, 407, 442, 300, , 304
ESP10, 244, 313, 350, 409, 444, 303, , 307
ESP10, 244, 317, 351, 411, 446, 305, , 309
ESP10, 246, 318, 355, 414, 447, 307, , 311
ESP10, 246, 318, 356, 415, 447, 309, , 313
ESP10, 244, 316, 355, 413, 446, 311, , 315
ESP10, 244, 316, 356, 414, 448, 313, , 317
ESP10, 243, 314, 356, 412, 447, 315, , 319
ESP10, 244, 316, 359, 415, 448, 317, , 321
ESP10, 244, 319, 361, 416, 448, 319, , 323
ESP10, 246, 324, 365, 418, 449, 321, , 325
ESP10, 247, 325, 365, 417, 449, 323, , 327
ESP10, 245, 323, 363, 415, 448, 326, , 330
ESP10, 246, 323, 362, 415, 447, 328, , 332
ESP10, 256, 330, 372, 420, 449, 330, , 334
ESP10, 255, 329, 372, 422, 449, 332, , 336
ESP10, 250, 327, 369, 419, 447, 334, , 338
ESP10, 256, 329, 371, 419, 450, 336, , 340
ESP10, 253, 326, 370, 416, 446, 338, , 342
ESP10, 250, 322, 367, 414, 442, 340, , 344
ESP10, 248, 321, 365, 412, 441, 342, , 346
ESP10, 249, 323, 365, 413, 444, 344, , 348
ESP10, 239, 314, 357, 404, 436, 346, , 350
ESP10, 236, 311, 353, 404, 436, 349, , 353
ESP10, 233, 311, 350, 400, 433, 351, , 355
ESP10, 231, 305, 344, 394, 428, 353, , 357
ESP10, 236, 312, 347, 397, 431, 355, , 359
ESP10, 240, 314, 356, 402, 434, 357, , 361
ESP10, 231, 305, 346, 396, 425, 359, , 363
ESP10, 246, 316, 359, 407, 435, 361, , 365
ESP10, 252, 318, 362, 407, 436, 363, , 367
ESP10, 257, 327, 368, 412, 441, 365, , 369
ESP10, 260, 330, 371, 415, 444, 367, , 371
ESP10, 261, 332, 372, 418, 445, 370, , 374
ESP10, 262, 333, 373, 420, 446, 372, , 376
ESP10, 263, 335, 375, 422, 448, 374, , 378
ESP10, 261, 337, 376, 421, 448, 376, , 380
ESP10, 258, 334, 375, 418, 445, 378, , 382
ESP10, 247, 323, 367, 408, 437, 380, , 384
ESP10, 247, 323, 371, 407, 437, 382, , 386
ESP10, 249, 324, 372, 409, 439, 384, , 388
ESP10, 250, 324, 372, 408, 440, 386, , 390
ESP10, 253, 323, 372, 410, 442, 388, , 392
ESP10, 245, 313, 364, 403, 437, 390, , 394
ESP10, 251, 317, 369, 407, 444, 393, , 397
ESP10, 257, 315, 367, 405, 448, 395, , 399
ESP10, 263, 320, 369, 408, 453, 397, , 401
ESP10, 263, 319, 367, 409, 452, 399, , 403
ESP10, 266, 321, 367, 410, 452, 401, , 405
ESP10, 274, 328, 372, 414, 456, 403, , 407
ESP10, 272, 326, 371, 412, 454, 405, , 409
ESP10, 269, 323, 369, 408, 450, 407, , 411
ESP10, 276, 330, 376, 415, 457, 409, , 413
ESP10, 277, 333, 379, 420, 459, 411, , 415
ESP10, 277, 337, 379, 421, 461, 413, , 417
ESP10, 276, 334, 377, 418, 457, 416, , 420
ESP10, 274, 333, 376, 419, 457, 418, , 422
ESP10, 281, 336, 385, 423, 462, 420, , 424
ESP10, 286, 345, 387, 428, 465, 422, , 426
ESP10, 287, 352, 390, 433, 466, 424, , 428
ESP10, 290, 354, 393, 436, 464, 426, , 430
ESP10, 300, 358, 393, 437, 464, 428, , 432
ESP10, 301, 357, 396, 434, 461, 430, , 434
ESP10, 294, 345, 386, 420, 447, 432, , 436
ESP10, 288, 342, 378, 413, 443, 434, , 438
ESP10, 296, 350, 385, 421, 451, 437, , 441
ESP10, 287, 342, 373, 411, 438, 439, , 443
ESP10, 297, 352, 384, 423, 446, 441, , 445
ESP10, 304, 355, 385, 431, 448, 443, , 447
ESP10, 316, 364, 396, 441, 458, 445, , 449
ESP10, 328, 368, 408, 450, 467, 447, , 451
ESP10, 331, 368, 405, 451, 470, 449, , 453
ESP10, 342, 374, 409, 457, 478, 451, , 455
ESP10, 351, 384, 422, 470, 488, 453, , 457
ESP10, 346, 384, 418, 464, 489, 455, , 459
ESP10, 350, 391, 422, 469, 494, 457, , 461
ESP10, 342, 385, 415, 464, 489, 460, , 464
ESP10, 342, 386, 418, 467, 494, 462, , 466
ESP10, 327, 377, 404, 454, 479, 464, , 468
ESP10, 319, 366, 395, 446, 468, 466, , 470
ESP10, 318, 365, 394, 442, 464, 468, , 472
ESP10, 305, 353, 382, 428, 451, 470, , 474
ESP10, 303, 352, 381, 424, 447, 472, , 476
ESP10, 318, 358, 386, 429, 450, 474, , 478
ESP10, 320, 362, 388, 436, 449, 476, , 480
ESP10, 332, 371, 399, 446, 457, 478, , 482
ESP10, 338, 372, 403, 447, 456, 480, , 484
ESP10, 347, 370, 401, 443, 451, 483, , 487
ESP10, 345, 373, 404, 440, 449, 485, , 489
ESP10, 350, 375, 409, 443, 449, 487, , 491
ESP10, 359, 382, 417, 450, 458, 489, , 493
ESP10, 353, 380, 411, 445, 455, 491, , 495
ESP10, 360, 390, 419, 451, 460, 493, , 497
ESP10, 364, 390, 425, 451, 459, 495, , 499
ESP10, 365, 390, 424, 450, 459, 497, , 501
ESP10, 366, 391, 425, 449, 459, 499, , 503
ESP10, 368, 393, 431, 449, 459, 501, , 505
ESP10, 369, 394, 432, 451, 459, 504, , 508
ESP10, 368, 398, 432, 450, 459, 506, , 510
ESP10, 367, 399, 431, 449, 458, 508, , 512
ESP10, 368, 404, 436, 451, 458, 510, , 514
ESP10, 371, 406, 435, 451, 458, 512, , 516
ESP10, 373, 407, 437, 452, 460, 514, , 518
ESP10, 377, 408, 438, 454, 460, 516, , 520
ESP10, 382, 410, 439, 455, 460, 518, , 522
ESP10, 385, 416, 441, 456, 460, 520, , 524
ESP10, 389, 419, 443, 456, 461, 522, , 526
ESP10, 389, 422, 445, 457, 461, 524, , 528
ESP10, 391, 420, 444, 456, 461, 527, , 531
ESP10, 390, 419, 447, 456, 461, 529, , 533
ESP10, 396, 421, 449, 457, 461, 531, , 535
ESP10, 396, 420, 449, 457, 461, 533, , 537
ESP10, 395, 421, 448, 457, 460, 535, , 539
ESP10, 396, 422, 446, 456, 460, 537, , 541
ESP10, 398, 423, 447, 456, 459, 539, , 543
ESP10, 407, 427, 448, 457, 460, 541, , 545
ESP10, 409, 426, 448, 457, 460, 543, , 547
ESP10, 403, 423, 446, 455, 457, 545, , 549
ESP10, 405, 429, 448, 455, 458, 547, , 551
ESP10, 426, 449, 465, 471, 474, 550, , 554
ESP10, 421, 443, 459, 467, 470, 552, , 556
ESP10, 422, 443, 460, 467, 470, 554, , 558
ESP10, 419, 445, 460, 467, 469, 556, , 560
ESP10, 422, 446, 461, 467, 469, 558, , 562
ESP10, 424, 449, 465, 468, 470, 560, , 564
ESP10, 431, 457, 465, 469, 472, 562, , 566
ESP10, 435, 458, 465, 468, 471, 564, , 568
ESP10, 431, 451, 459, 462, 465, 566, , 570
ESP10, 437, 452, 460, 463, 466, 568, , 572
ESP10, 439, 450, 457, 461, 463, 571, , 575
ESP10, 441, 452, 459, 462, 465, 573, , 577
ESP10, 443, 453, 459, 462, 465, 575, , 579
ESP10, 446, 454, 459, 462, 465, 577, , 581
ESP10, 446, 453, 460, 462, 465, 579, , 583
ESP10, 446, 455, 460, 462, 465, 581, , 585
ESP10, 447, 454, 459, 462, 464, 583, , 587
ESP10, 447, 454, 458, 461, 463, 585, , 589
ESP10, 446, 453, 457, 459, 461, 587, , 591
ESP10, 444, 451, 455, 457, 459, 589, , 593
ESP10, 447, 454, 457, 459, 461, 591, , 595
ESP10, 447, 455, 458, 460, 462, 594, , 598
ESP10, 447, 455, 458, 460, 462, 596, , 600
ESP10, 447, 455, 458, 459, 461, 598, , 602
ESP10, 447, 455, 458, 460, 462, 600, , 604
ESP10, 447, 455, 458, 460, 462, 602, , 606
ESP10, 447, 455, 458, 460, 462, 604, , 608
ESP10, 447, 455, 458, 460, 462, 606, , 610
ESP10, 448, 456, 459, 461, 462, 608, , 612
ESP10, 448, 456, 459, 461, 462, 610, , 614
ESP10, 448, 456, 459, 461, 462, 612, , 616
ESP10, 448, 456, 459, 461, 462, 614, , 618
ESP10, 447, 455, 459, 460, 462, 617, , 621
ESP10, 448, 457, 460, 462, 463, 619, , 623
ESP10, 448, 457, 460, 462, 463, 621, , 625
ESP10, 448, 457, 460, 462, 463, 623, , 627
ESP10, 450, 457, 460, 462, 464, 625, , 629
ESP10, 452, 459, 463, 465, 466, 627, , 631
ESP10, 454, 460, 464, 466, 467, 629, , 633
ESP10, 454, 461, 464, 466, 467, 631, , 635
ESP10, 453, 460, 463, 465, 466, 633, , 637
ESP10, 453, 460, 463, 465, 466, 635, , 639
ESP10, 453, 459, 462, 464, 465, 638, , 642
ESP10, 453, 459, 462, 464, 465, 640, , 644
ESP10, 452, 459, 461, 464, 465, 642, , 646
ESP10, 453, 459, 462, 464, 465, 644, , 648
ESP10, 453, 459, 461, 464, 465, 646, , 650
ESP10, 453, 459, 461, 464, 465, 648, , 652
ESP10, 453, 459, 461, 464, 465, 650, , 654
ESP10, 453, 459, 461, 463, 464, 652, , 656
ESP10, 454, 459, 461, 463, 464, 654, , 658
ESP10, 454, 459, 461, 464, 464, 656, , 660
ESP10, 452, 457, 459, 461, 462, 658, , 662
ESP10, 452, 457, 459, 461, 462, 661, , 665
ESP10, 452, 457, 460, 461, 462, 663, , 667
ESP10, 452, 457, 460, 461, 462, 665, , 669
ESP10, 455, 460, 463, 464, 465, 667, , 671
ESP10, 455, 461, 464, 465, 466, 669, , 673
ESP10, 455, 460, 463, 465, 465, 671, , 675
ESP10, 455, 460, 463, 465, 465, 673, , 677
ESP10, 454, 460, 463, 464, 465, 675, , 679
ESP10, 454, 460, 463, 464, 465, 677, , 681
ESP10, 455, 460, 463, 464, 465, 679, , 683
ESP10, 456, 461, 464, 465, 466, 681, , 685
ESP10, 457, 461, 464, 465, 466, 684, , 688
ESP10, 457, 461, 464, 465, 466, 686, , 690
ESP10, 456, 461, 463, 465, 466, 688, , 692
ESP10, 456, 461, 464, 465, 466, 690, , 694
ESP10, 457, 462, 464, 466, 466, 692, , 696
ESP10, 456, 461, 463, 465, 465, 694, , 698
ESP10, 456, 461, 463, 465, 465, 696, , 700
ESP10, 456, 461, 463, 465, 465, 698, , 702
ESP10, 457, 462, 464, 465, 466, 700, , 704
ESP10, 457, 461, 464, 465, 466, 702, , 706
ESP10, 457, 462, 464, 465, 466, 705, , 709
ESP10, 457, 461, 464, 465, 466, 707, , 711
ESP10, 457, 461, 463, 465, 466, 709, , 713
ESP10, 457, 462, 464, 465, 466, 711, , 715
ESP10, 457, 461, 463, 465, 466, 713, , 717
ESP10, 457, 462, 464, 465, 466, 715, , 719
ESP10, 457, 461, 464, 465, 466, 717, , 721
ESP10, 456, 460, 463, 464, 465, 719, , 723
ESP10, 456, 461, 464, 465, 466, 721, , 725
ESP10, 457, 461, 464, 465, 466, 723, , 727
ESP10, 456, 461, 464, 465, 466, 725, , 729
ESP10, 457, 461, 464, 465, 466, 728, , 732
ESP10, 456, 460, 464, 464, 465, 730, , 734
ESP10, 457, 461, 464, 465, 465, 732, , 736
ESP10, 457, 461, 464, 465, 465, 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/MEHO3W_SQIN.ESPF10.csv
MEHO3W_SQIN.ESPF0.csv|2026-08-15
MEHO3W_SQIN.ESPF10.csv|2026-08-15
MEHO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
NORTH SANTIAM - AT MEHAMA
(
MEHO3
)
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
527
762
89
1058
855
APR-JUL
449
655
87
956
753
APR-AUG
491
702
87
1012
802
JAN-SEP
1193
1678
93
2216
1805
JAN-JUL
1122
1576
93
2104
1703
OCT-SEP
1703
2322
92
2993
2522
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/MEHO3W_SQIN.ESPF10.csv
MEHO3W_SQIN.ESPF0.csv|2026-08-15
MEHO3W_SQIN.ESPF10.csv|2026-08-15
MEHO3W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
