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Archive:
Water Year
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UMATILLA - NEAR GIBBON
(
GIBO3
)
Forecasts for Water Year
2026
Official Water Supply
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
54
54
66
54
82
APR-JUL
50
50
64
50
77
APR-AUG
52
52
65
52
80
JAN-SEP
122
122
81
122
150
JAN-JUL
118
118
81
118
145
OCT-SEP
152
152
87
152
174
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
54
54
66
54
82
APR-JUL
50
50
64
50
77
APR-AUG
52
52
65
52
80
JAN-SEP
122
122
81
122
150
JAN-JUL
118
118
81
118
145
OCT-SEP
152
152
87
152
174
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
54
54
66
54
82
APR-JUL
50
50
64
50
77
APR-AUG
52
52
65
52
80
JAN-SEP
122
122
81
122
150
JAN-JUL
118
118
81
118
145
OCT-SEP
152
152
87
152
174
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 162, 236, 304, 370, 411, 70, , 74
ESP10, 159, 233, 303, 368, 410, 72, , 76
ESP10, 159, 233, 304, 367, 411, 74, , 78
ESP10, 161, 234, 305, 369, 413, 76, , 80
ESP10, 160, 234, 306, 369, 413, 78, , 82
ESP10, 159, 234, 306, 367, 412, 81, , 85
ESP10, 158, 234, 306, 366, 412, 83, , 87
ESP10, 160, 237, 308, 369, 413, 85, , 89
ESP10, 159, 239, 307, 367, 412, 87, , 91
ESP10, 157, 238, 307, 366, 411, 89, , 93
ESP10, 155, 238, 306, 364, 410, 91, , 95
ESP10, 159, 240, 307, 366, 411, 93, , 97
ESP10, 158, 239, 306, 366, 410, 95, , 99
ESP10, 159, 239, 305, 365, 410, 97, , 101
ESP10, 156, 237, 305, 363, 409, 99, , 103
ESP10, 153, 233, 302, 360, 407, 101, , 105
ESP10, 151, 232, 300, 358, 406, 103, , 107
ESP10, 151, 232, 300, 359, 406, 106, , 110
ESP10, 156, 235, 304, 366, 408, 108, , 112
ESP10, 157, 237, 308, 369, 409, 110, , 114
ESP10, 154, 236, 307, 366, 409, 112, , 116
ESP10, 157, 237, 308, 368, 410, 114, , 118
ESP10, 154, 234, 306, 365, 408, 116, , 120
ESP10, 161, 240, 311, 371, 412, 118, , 122
ESP10, 163, 240, 321, 371, 413, 120, , 124
ESP10, 162, 239, 320, 370, 412, 122, , 126
ESP10, 163, 238, 320, 370, 412, 124, , 128
ESP10, 163, 237, 320, 370, 413, 126, , 130
ESP10, 162, 236, 319, 373, 413, 129, , 133
ESP10, 157, 231, 314, 369, 410, 131, , 135
ESP10, 158, 231, 314, 373, 412, 133, , 137
ESP10, 161, 230, 313, 372, 412, 135, , 139
ESP10, 164, 231, 316, 374, 413, 137, , 141
ESP10, 164, 231, 316, 375, 414, 139, , 143
ESP10, 167, 232, 318, 377, 415, 141, , 145
ESP10, 167, 233, 318, 377, 415, 143, , 147
ESP10, 166, 233, 319, 376, 415, 145, , 149
ESP10, 164, 234, 317, 375, 414, 147, , 151
ESP10, 165, 239, 317, 377, 415, 149, , 153
ESP10, 165, 239, 314, 375, 415, 151, , 155
ESP10, 169, 243, 319, 378, 417, 154, , 158
ESP10, 172, 251, 322, 380, 419, 156, , 160
ESP10, 167, 243, 318, 376, 415, 158, , 162
ESP10, 183, 254, 329, 385, 425, 160, , 164
ESP10, 187, 261, 327, 386, 425, 162, , 166
ESP10, 186, 253, 322, 382, 419, 164, , 168
ESP10, 193, 259, 329, 387, 426, 166, , 170
ESP10, 196, 267, 335, 389, 428, 168, , 172
ESP10, 202, 269, 336, 389, 427, 170, , 174
ESP10, 202, 265, 332, 389, 427, 172, , 176
ESP10, 203, 262, 331, 385, 426, 174, , 178
ESP10, 200, 258, 332, 383, 424, 177, , 181
ESP10, 203, 262, 336, 386, 424, 179, , 183
ESP10, 210, 268, 344, 391, 429, 181, , 185
ESP10, 201, 256, 335, 381, 423, 183, , 187
ESP10, 212, 269, 346, 391, 434, 185, , 189
ESP10, 204, 261, 338, 379, 430, 187, , 191
ESP10, 213, 273, 344, 385, 438, 189, , 193
ESP10, 211, 271, 341, 384, 434, 191, , 195
ESP10, 212, 268, 341, 383, 433, 193, , 197
ESP10, 209, 263, 340, 379, 430, 195, , 199
ESP10, 216, 269, 346, 383, 432, 197, , 201
ESP10, 221, 270, 346, 386, 437, 199, , 203
ESP10, 215, 261, 341, 378, 434, 202, , 206
ESP10, 220, 265, 342, 380, 437, 204, , 208
ESP10, 222, 265, 344, 386, 437, 206, , 210
ESP10, 225, 270, 348, 391, 445, 208, , 212
ESP10, 228, 274, 350, 394, 447, 210, , 214
ESP10, 230, 278, 352, 395, 447, 212, , 216
ESP10, 233, 274, 350, 391, 444, 214, , 218
ESP10, 230, 281, 352, 388, 442, 216, , 220
ESP10, 246, 311, 366, 406, 458, 218, , 222
ESP10, 235, 301, 358, 401, 454, 220, , 224
ESP10, 238, 303, 362, 406, 455, 222, , 226
ESP10, 244, 306, 366, 409, 461, 225, , 229
ESP10, 251, 312, 370, 413, 468, 227, , 231
ESP10, 245, 303, 369, 408, 461, 229, , 233
ESP10, 240, 290, 359, 400, 450, 231, , 235
ESP10, 257, 307, 366, 404, 456, 233, , 237
ESP10, 255, 306, 361, 399, 452, 235, , 239
ESP10, 263, 310, 365, 403, 453, 237, , 241
ESP10, 276, 319, 368, 405, 457, 239, , 243
ESP10, 271, 317, 364, 402, 454, 241, , 245
ESP10, 271, 315, 363, 402, 455, 243, , 247
ESP10, 268, 305, 358, 393, 447, 245, , 249
ESP10, 267, 311, 359, 395, 447, 248, , 252
ESP10, 271, 315, 363, 397, 451, 250, , 254
ESP10, 272, 317, 363, 397, 453, 252, , 256
ESP10, 272, 321, 364, 399, 454, 254, , 258
ESP10, 269, 323, 366, 396, 451, 256, , 260
ESP10, 267, 320, 365, 394, 448, 258, , 262
ESP10, 264, 328, 366, 393, 448, 260, , 264
ESP10, 259, 322, 363, 390, 444, 262, , 266
ESP10, 263, 319, 361, 393, 441, 264, , 268
ESP10, 275, 326, 370, 400, 450, 266, , 270
ESP10, 278, 329, 371, 405, 455, 268, , 272
ESP10, 269, 319, 362, 398, 447, 270, , 274
ESP10, 270, 319, 362, 399, 450, 273, , 277
ESP10, 271, 319, 367, 400, 453, 275, , 279
ESP10, 283, 322, 376, 403, 456, 277, , 281
ESP10, 296, 327, 384, 405, 456, 279, , 283
ESP10, 296, 327, 383, 407, 456, 281, , 285
ESP10, 298, 335, 384, 410, 457, 283, , 287
ESP10, 301, 340, 381, 416, 456, 285, , 289
ESP10, 311, 344, 383, 418, 459, 287, , 291
ESP10, 313, 352, 385, 420, 464, 289, , 293
ESP10, 311, 351, 382, 417, 465, 291, , 295
ESP10, 312, 353, 382, 417, 465, 293, , 297
ESP10, 312, 355, 382, 416, 464, 296, , 300
ESP10, 317, 368, 389, 427, 470, 298, , 302
ESP10, 316, 367, 393, 429, 469, 300, , 304
ESP10, 317, 370, 397, 429, 471, 302, , 306
ESP10, 319, 375, 400, 430, 473, 304, , 308
ESP10, 320, 378, 402, 432, 475, 306, , 310
ESP10, 321, 378, 402, 431, 474, 308, , 312
ESP10, 321, 379, 403, 432, 475, 310, , 314
ESP10, 322, 379, 405, 434, 475, 312, , 316
ESP10, 321, 381, 403, 433, 473, 314, , 318
ESP10, 312, 369, 398, 422, 464, 316, , 320
ESP10, 312, 370, 404, 431, 466, 318, , 322
ESP10, 313, 375, 412, 435, 467, 321, , 325
ESP10, 314, 375, 413, 436, 466, 323, , 327
ESP10, 317, 374, 412, 436, 466, 325, , 329
ESP10, 324, 376, 410, 436, 465, 327, , 331
ESP10, 327, 382, 416, 437, 467, 329, , 333
ESP10, 329, 385, 417, 440, 469, 331, , 335
ESP10, 326, 385, 417, 440, 467, 333, , 337
ESP10, 325, 385, 418, 442, 467, 335, , 339
ESP10, 319, 380, 407, 438, 464, 337, , 341
ESP10, 317, 378, 405, 435, 462, 339, , 343
ESP10, 315, 376, 403, 439, 462, 341, , 345
ESP10, 318, 382, 406, 441, 469, 344, , 348
ESP10, 315, 381, 403, 440, 467, 346, , 350
ESP10, 313, 380, 404, 438, 468, 348, , 352
ESP10, 308, 376, 399, 434, 469, 350, , 354
ESP10, 302, 368, 392, 434, 467, 352, , 356
ESP10, 305, 371, 405, 437, 470, 354, , 358
ESP10, 314, 374, 407, 443, 474, 356, , 360
ESP10, 307, 360, 397, 432, 467, 358, , 362
ESP10, 314, 367, 404, 435, 471, 360, , 364
ESP10, 318, 370, 406, 439, 472, 362, , 366
ESP10, 319, 372, 407, 442, 474, 364, , 368
ESP10, 321, 374, 407, 444, 475, 366, , 370
ESP10, 321, 375, 406, 445, 474, 369, , 373
ESP10, 324, 377, 406, 445, 474, 371, , 375
ESP10, 329, 379, 409, 447, 475, 373, , 377
ESP10, 332, 381, 415, 449, 476, 375, , 379
ESP10, 329, 378, 414, 445, 473, 377, , 381
ESP10, 330, 380, 414, 447, 473, 379, , 383
ESP10, 330, 379, 413, 447, 472, 381, , 385
ESP10, 334, 382, 418, 450, 474, 383, , 387
ESP10, 334, 380, 417, 450, 473, 385, , 389
ESP10, 337, 381, 419, 450, 473, 387, , 391
ESP10, 330, 376, 411, 445, 470, 389, , 393
ESP10, 331, 377, 410, 445, 470, 392, , 396
ESP10, 334, 379, 412, 450, 472, 394, , 398
ESP10, 336, 381, 414, 452, 472, 396, , 400
ESP10, 335, 381, 414, 452, 471, 398, , 402
ESP10, 340, 385, 418, 457, 472, 400, , 404
ESP10, 342, 386, 418, 459, 476, 402, , 406
ESP10, 336, 379, 411, 453, 471, 404, , 408
ESP10, 325, 366, 400, 441, 461, 406, , 410
ESP10, 349, 393, 428, 463, 482, 408, , 412
ESP10, 336, 375, 414, 456, 474, 410, , 414
ESP10, 339, 379, 414, 456, 477, 412, , 416
ESP10, 344, 378, 411, 454, 475, 414, , 418
ESP10, 353, 385, 420, 464, 481, 417, , 421
ESP10, 361, 386, 423, 466, 481, 419, , 423
ESP10, 365, 394, 430, 471, 486, 421, , 425
ESP10, 366, 396, 434, 473, 486, 423, , 427
ESP10, 363, 402, 432, 472, 484, 425, , 429
ESP10, 364, 409, 437, 474, 487, 427, , 431
ESP10, 362, 409, 440, 469, 485, 429, , 433
ESP10, 345, 391, 424, 450, 469, 431, , 435
ESP10, 355, 395, 433, 455, 474, 433, , 437
ESP10, 365, 407, 443, 462, 482, 435, , 439
ESP10, 361, 400, 439, 456, 476, 437, , 441
ESP10, 369, 401, 440, 459, 478, 440, , 444
ESP10, 372, 405, 448, 462, 482, 442, , 446
ESP10, 396, 425, 459, 475, 494, 444, , 448
ESP10, 409, 432, 468, 483, 498, 446, , 450
ESP10, 413, 436, 470, 486, 498, 448, , 452
ESP10, 416, 440, 475, 493, 502, 450, , 454
ESP10, 421, 445, 482, 497, 505, 452, , 456
ESP10, 417, 442, 479, 495, 502, 454, , 458
ESP10, 420, 446, 480, 501, 506, 456, , 460
ESP10, 414, 447, 474, 497, 503, 458, , 462
ESP10, 414, 452, 480, 494, 500, 460, , 464
ESP10, 395, 435, 464, 479, 483, 462, , 466
ESP10, 376, 416, 446, 463, 471, 465, , 469
ESP10, 379, 421, 449, 469, 473, 467, , 471
ESP10, 375, 414, 445, 464, 468, 469, , 473
ESP10, 363, 403, 432, 453, 456, 471, , 475
ESP10, 328, 373, 402, 420, 423, 473, , 477
ESP10, 330, 375, 402, 421, 423, 475, , 479
ESP10, 346, 387, 421, 432, 433, 477, , 481
ESP10, 356, 395, 429, 438, 439, 479, , 483
ESP10, 357, 386, 421, 428, 429, 481, , 485
ESP10, 348, 375, 408, 413, 414, 483, , 487
ESP10, 352, 381, 407, 412, 413, 485, , 489
ESP10, 347, 379, 402, 403, 403, 488, , 492
ESP10, 334, 367, 389, 389, 390, 490, , 494
ESP10, 312, 348, 367, 368, 368, 492, , 496
ESP10, 334, 367, 382, 383, 383, 494, , 498
ESP10, 334, 369, 384, 384, 385, 496, , 500
ESP10, 336, 375, 385, 385, 386, 498, , 502
ESP10, 338, 380, 385, 385, 386, 500, , 504
ESP10, 341, 381, 385, 386, 386, 502, , 506
ESP10, 350, 382, 385, 385, 386, 504, , 508
ESP10, 353, 382, 385, 385, 386, 506, , 510
ESP10, 352, 382, 385, 385, 386, 508, , 512
ESP10, 354, 383, 384, 384, 385, 510, , 514
ESP10, 346, 378, 382, 382, 383, 513, , 517
ESP10, 350, 378, 382, 382, 383, 515, , 519
ESP10, 352, 378, 381, 382, 382, 517, , 521
ESP10, 356, 378, 381, 382, 382, 519, , 523
ESP10, 356, 380, 381, 382, 382, 521, , 525
ESP10, 362, 380, 381, 382, 382, 523, , 527
ESP10, 367, 380, 381, 382, 382, 525, , 529
ESP10, 371, 381, 381, 382, 382, 527, , 531
ESP10, 375, 381, 381, 382, 382, 529, , 533
ESP10, 376, 381, 381, 382, 382, 531, , 535
ESP10, 377, 381, 381, 381, 382, 533, , 537
ESP10, 380, 381, 381, 381, 382, 536, , 540
ESP10, 379, 380, 381, 381, 382, 538, , 542
ESP10, 379, 380, 381, 381, 382, 540, , 544
ESP10, 378, 379, 379, 380, 380, 542, , 546
ESP10, 373, 378, 378, 379, 379, 544, , 548
ESP10, 373, 378, 378, 379, 379, 546, , 550
ESP10, 373, 378, 378, 379, 379, 548, , 552
ESP10, 369, 378, 378, 379, 379, 550, , 554
ESP10, 371, 378, 378, 379, 379, 552, , 556
ESP10, 371, 378, 378, 379, 379, 554, , 558
ESP10, 377, 378, 378, 379, 379, 556, , 560
ESP10, 376, 378, 378, 379, 379, 558, , 562
ESP10, 373, 377, 378, 379, 379, 561, , 565
ESP10, 377, 378, 378, 379, 379, 563, , 567
ESP10, 378, 378, 379, 379, 379, 565, , 569
ESP10, 375, 376, 376, 376, 376, 567, , 571
ESP10, 375, 376, 376, 376, 377, 569, , 573
ESP10, 375, 376, 376, 376, 376, 571, , 575
ESP10, 375, 376, 376, 376, 377, 573, , 577
ESP10, 375, 376, 376, 376, 376, 575, , 579
ESP10, 375, 376, 376, 376, 377, 577, , 581
ESP10, 375, 376, 376, 376, 376, 579, , 583
ESP10, 375, 376, 376, 376, 376, 581, , 585
ESP10, 375, 376, 376, 376, 376, 584, , 588
ESP10, 375, 375, 376, 376, 376, 586, , 590
ESP10, 375, 375, 376, 376, 376, 588, , 592
ESP10, 372, 372, 373, 373, 373, 590, , 594
ESP10, 372, 372, 373, 373, 373, 592, , 596
ESP10, 372, 373, 373, 373, 373, 594, , 598
ESP10, 372, 373, 373, 373, 373, 596, , 600
ESP10, 372, 372, 372, 372, 372, 598, , 602
ESP10, 372, 372, 372, 372, 373, 600, , 604
ESP10, 372, 372, 372, 372, 373, 602, , 606
ESP10, 372, 372, 373, 373, 373, 604, , 608
ESP10, 372, 372, 373, 373, 373, 607, , 611
ESP10, 372, 372, 372, 373, 373, 609, , 613
ESP10, 377, 377, 377, 377, 377, 611, , 615
ESP10, 383, 384, 384, 384, 384, 613, , 617
ESP10, 383, 384, 384, 384, 384, 615, , 619
ESP10, 384, 384, 384, 384, 385, 617, , 621
ESP10, 384, 384, 385, 385, 385, 619, , 623
ESP10, 384, 384, 385, 385, 385, 621, , 625
ESP10, 384, 384, 385, 385, 385, 623, , 627
ESP10, 384, 384, 385, 385, 385, 625, , 629
ESP10, 385, 385, 385, 385, 385, 627, , 631
ESP10, 385, 385, 385, 385, 385, 629, , 633
ESP10, 385, 385, 385, 385, 385, 632, , 636
ESP10, 385, 385, 385, 385, 385, 634, , 638
ESP10, 385, 385, 385, 385, 385, 636, , 640
ESP10, 385, 385, 385, 385, 385, 638, , 642
ESP10, 385, 385, 385, 385, 385, 640, , 644
ESP10, 385, 385, 385, 385, 385, 642, , 646
ESP10, 385, 385, 385, 385, 385, 644, , 648
ESP10, 385, 385, 385, 385, 385, 646, , 650
ESP10, 385, 385, 385, 385, 385, 648, , 652
ESP10, 385, 385, 385, 385, 385, 650, , 654
ESP10, 385, 385, 385, 385, 385, 652, , 656
ESP10, 385, 385, 385, 385, 385, 655, , 659
ESP10, 385, 385, 385, 385, 385, 657, , 661
ESP10, 385, 385, 385, 385, 385, 659, , 663
ESP10, 385, 385, 385, 385, 385, 661, , 665
ESP10, 385, 385, 385, 385, 385, 663, , 667
ESP10, 385, 385, 385, 385, 385, 665, , 669
ESP10, 385, 385, 385, 385, 386, 667, , 671
ESP10, 385, 385, 385, 385, 386, 669, , 673
ESP10, 385, 385, 386, 386, 386, 671, , 675
ESP10, 385, 385, 386, 386, 386, 673, , 677
ESP10, 385, 385, 386, 386, 386, 675, , 679
ESP10, 385, 385, 386, 386, 386, 677, , 681
ESP10, 385, 385, 385, 385, 386, 680, , 684
ESP10, 385, 386, 386, 386, 386, 682, , 686
ESP10, 385, 385, 386, 386, 386, 684, , 688
ESP10, 385, 386, 386, 386, 386, 686, , 690
ESP10, 385, 386, 386, 386, 386, 688, , 692
ESP10, 386, 386, 386, 386, 386, 690, , 694
ESP10, 386, 386, 386, 386, 386, 692, , 696
ESP10, 386, 386, 386, 386, 386, 694, , 698
ESP10, 386, 386, 386, 386, 386, 696, , 700
ESP10, 386, 386, 386, 386, 386, 698, , 702
ESP10, 386, 386, 386, 386, 386, 700, , 704
ESP10, 386, 386, 386, 386, 386, 703, , 707
ESP10, 386, 386, 386, 386, 386, 705, , 709
ESP10, 386, 387, 387, 387, 387, 707, , 711
ESP10, 386, 386, 386, 387, 387, 709, , 713
ESP10, 387, 387, 387, 387, 387, 711, , 715
ESP10, 386, 386, 386, 387, 387, 713, , 717
ESP10, 386, 386, 387, 387, 387, 715, , 719
ESP10, 387, 387, 387, 387, 387, 717, , 721
ESP10, 386, 386, 387, 387, 387, 719, , 723
ESP10, 387, 387, 387, 387, 387, 721, , 725
ESP10, 386, 386, 387, 387, 387, 723, , 727
ESP10, 387, 387, 387, 387, 387, 725, , 729
ESP10, 387, 387, 387, 388, 388, 728, , 732
ESP10, 387, 387, 387, 387, 387, 730, , 734
ESP10, 385, 385, 386, 386, 386, 732, , 736
ESP10, 385, 385, 385, 385, 385, 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/GIBO3W_SQIN.ESPF10.csv
GIBO3W_SQIN.ESPF0.csv|2026-08-16
GIBO3W_SQIN.ESPF10.csv|2026-08-16
GIBO3W_SQIN.ESPFM.csv|2026-08-16
APR-SEP
UMATILLA - NEAR GIBBON
(
GIBO3
)
Forecasts for Water Year
2027
Official Water Supply
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
43
72
88
113
82
APR-JUL
38
67
87
107
77
APR-AUG
41
70
87
110
80
JAN-SEP
88
126
84
182
150
JAN-JUL
83
121
83
176
145
OCT-SEP
102
147
84
204
174
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/GIBO3W_SQIN.ESPF10.csv
GIBO3W_SQIN.ESPF0.csv|2026-08-16
GIBO3W_SQIN.ESPF10.csv|2026-08-16
GIBO3W_SQIN.ESPFM.csv|2026-08-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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