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Archive:
Water Year
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OKANOGAN - AT OROVILLE
(
OKNW1
)
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
80
80
18
82
458
APR-JUL
71
71
16
71
437
APR-AUG
76
76
17
76
449
JAN-SEP
132
133
25
135
539
JAN-JUL
123
123
24
123
518
OCT-SEP
179
179
30
181
587
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
80
80
18
82
458
APR-JUL
71
71
16
71
437
APR-AUG
76
76
17
76
449
JAN-SEP
132
133
25
134
539
JAN-JUL
123
123
24
123
518
OCT-SEP
179
179
30
181
587
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-16
Issued:
2026-08-16
Hide Forecast
APR-SEP
80
80
18
83
458
APR-JUL
71
71
16
71
437
APR-AUG
76
76
17
76
449
JAN-SEP
132
133
25
136
539
JAN-JUL
123
123
24
123
518
OCT-SEP
179
179
30
182
587
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 243, 278, 358, 437, 467, 70, , 74
ESP10, 239, 274, 356, 433, 465, 72, , 76
ESP10, 243, 278, 358, 436, 467, 74, , 78
ESP10, 243, 279, 358, 436, 466, 76, , 80
ESP10, 242, 281, 359, 434, 466, 78, , 82
ESP10, 242, 282, 360, 434, 466, 81, , 85
ESP10, 243, 280, 359, 438, 465, 83, , 87
ESP10, 245, 283, 360, 439, 465, 85, , 89
ESP10, 245, 285, 360, 439, 465, 87, , 91
ESP10, 244, 283, 358, 437, 464, 89, , 93
ESP10, 246, 288, 359, 437, 465, 91, , 95
ESP10, 247, 289, 359, 437, 467, 93, , 97
ESP10, 251, 288, 359, 436, 466, 95, , 99
ESP10, 251, 288, 360, 436, 468, 97, , 101
ESP10, 241, 286, 355, 432, 464, 99, , 103
ESP10, 229, 279, 348, 425, 459, 101, , 105
ESP10, 208, 263, 339, 413, 448, 103, , 107
ESP10, 232, 269, 343, 421, 460, 106, , 110
ESP10, 235, 271, 345, 422, 461, 108, , 112
ESP10, 238, 274, 350, 424, 463, 110, , 114
ESP10, 221, 261, 337, 414, 455, 112, , 116
ESP10, 225, 267, 345, 415, 459, 114, , 118
ESP10, 208, 268, 340, 408, 453, 116, , 120
ESP10, 224, 275, 348, 412, 459, 118, , 122
ESP10, 227, 278, 361, 416, 465, 120, , 124
ESP10, 227, 281, 355, 413, 462, 122, , 126
ESP10, 224, 277, 356, 411, 463, 124, , 128
ESP10, 226, 275, 355, 411, 465, 126, , 130
ESP10, 214, 269, 350, 406, 461, 129, , 133
ESP10, 185, 253, 329, 393, 448, 131, , 135
ESP10, 176, 246, 328, 389, 444, 133, , 137
ESP10, 189, 263, 339, 402, 453, 135, , 139
ESP10, 182, 260, 334, 403, 449, 137, , 141
ESP10, 202, 275, 344, 409, 459, 139, , 143
ESP10, 204, 269, 340, 405, 456, 141, , 145
ESP10, 211, 265, 337, 401, 452, 143, , 147
ESP10, 233, 284, 357, 412, 463, 145, , 149
ESP10, 248, 291, 362, 416, 465, 147, , 151
ESP10, 240, 285, 356, 412, 460, 149, , 153
ESP10, 247, 290, 354, 415, 464, 151, , 155
ESP10, 257, 296, 363, 420, 469, 154, , 158
ESP10, 267, 306, 375, 427, 474, 156, , 160
ESP10, 273, 309, 379, 429, 475, 158, , 162
ESP10, 281, 314, 382, 432, 478, 160, , 164
ESP10, 264, 301, 362, 415, 467, 162, , 166
ESP10, 279, 309, 372, 422, 472, 164, , 168
ESP10, 265, 295, 358, 418, 465, 166, , 170
ESP10, 259, 301, 354, 414, 461, 168, , 172
ESP10, 255, 297, 353, 412, 459, 170, , 174
ESP10, 268, 312, 366, 426, 473, 172, , 176
ESP10, 256, 304, 359, 418, 465, 174, , 178
ESP10, 258, 306, 364, 420, 466, 177, , 181
ESP10, 251, 308, 362, 420, 462, 179, , 183
ESP10, 263, 313, 365, 425, 466, 181, , 185
ESP10, 283, 330, 379, 437, 477, 183, , 187
ESP10, 281, 324, 378, 432, 473, 185, , 189
ESP10, 278, 318, 374, 427, 471, 187, , 191
ESP10, 274, 312, 367, 418, 466, 189, , 193
ESP10, 275, 313, 368, 425, 468, 191, , 195
ESP10, 251, 297, 352, 410, 458, 193, , 197
ESP10, 237, 287, 344, 404, 454, 195, , 199
ESP10, 221, 276, 333, 394, 450, 197, , 201
ESP10, 213, 279, 333, 393, 451, 199, , 203
ESP10, 178, 246, 306, 377, 432, 202, , 206
ESP10, 184, 252, 320, 395, 435, 204, , 208
ESP10, 174, 244, 313, 390, 432, 206, , 210
ESP10, 182, 259, 323, 394, 436, 208, , 212
ESP10, 180, 247, 314, 387, 430, 210, , 214
ESP10, 174, 241, 302, 380, 422, 212, , 216
ESP10, 212, 277, 332, 403, 446, 214, , 218
ESP10, 210, 278, 330, 400, 444, 216, , 220
ESP10, 212, 284, 332, 401, 444, 218, , 222
ESP10, 214, 288, 337, 404, 446, 220, , 224
ESP10, 208, 278, 330, 395, 440, 222, , 226
ESP10, 206, 276, 329, 397, 440, 225, , 229
ESP10, 207, 278, 329, 400, 441, 227, , 231
ESP10, 204, 278, 329, 399, 442, 229, , 233
ESP10, 201, 276, 326, 396, 437, 231, , 235
ESP10, 267, 334, 386, 442, 483, 233, , 237
ESP10, 258, 325, 380, 438, 479, 235, , 239
ESP10, 236, 301, 358, 416, 459, 237, , 241
ESP10, 237, 306, 357, 415, 459, 239, , 243
ESP10, 247, 323, 365, 421, 464, 241, , 245
ESP10, 258, 322, 366, 429, 465, 243, , 247
ESP10, 254, 320, 366, 428, 464, 245, , 249
ESP10, 261, 327, 369, 429, 465, 248, , 252
ESP10, 262, 329, 373, 429, 469, 250, , 254
ESP10, 265, 335, 380, 430, 471, 252, , 256
ESP10, 261, 337, 371, 424, 466, 254, , 258
ESP10, 262, 335, 369, 422, 465, 256, , 260
ESP10, 258, 334, 365, 418, 461, 258, , 262
ESP10, 268, 335, 366, 419, 464, 260, , 264
ESP10, 260, 329, 361, 417, 460, 262, , 266
ESP10, 259, 327, 360, 420, 462, 264, , 268
ESP10, 254, 325, 363, 420, 461, 266, , 270
ESP10, 255, 328, 365, 424, 462, 268, , 272
ESP10, 265, 331, 369, 427, 467, 270, , 274
ESP10, 271, 335, 374, 431, 468, 273, , 277
ESP10, 278, 336, 383, 431, 471, 275, , 279
ESP10, 281, 335, 385, 431, 471, 277, , 281
ESP10, 280, 339, 383, 431, 472, 279, , 283
ESP10, 284, 337, 383, 434, 471, 281, , 285
ESP10, 284, 335, 382, 435, 470, 283, , 287
ESP10, 284, 336, 381, 435, 468, 285, , 289
ESP10, 288, 337, 385, 435, 468, 287, , 291
ESP10, 289, 339, 389, 436, 469, 289, , 293
ESP10, 278, 335, 380, 431, 462, 291, , 295
ESP10, 282, 343, 384, 434, 465, 293, , 297
ESP10, 279, 344, 383, 434, 464, 296, , 300
ESP10, 288, 349, 386, 435, 466, 298, , 302
ESP10, 298, 356, 386, 436, 467, 300, , 304
ESP10, 301, 356, 389, 443, 469, 302, , 306
ESP10, 305, 356, 389, 444, 469, 304, , 308
ESP10, 306, 357, 395, 445, 470, 306, , 310
ESP10, 306, 357, 397, 446, 472, 308, , 312
ESP10, 302, 356, 394, 444, 469, 310, , 314
ESP10, 300, 355, 392, 441, 467, 312, , 316
ESP10, 302, 359, 396, 442, 478, 314, , 318
ESP10, 306, 367, 398, 441, 479, 316, , 320
ESP10, 304, 363, 398, 438, 477, 318, , 322
ESP10, 303, 362, 398, 441, 475, 321, , 325
ESP10, 296, 351, 393, 435, 470, 323, , 327
ESP10, 294, 346, 387, 430, 465, 325, , 329
ESP10, 310, 348, 389, 431, 467, 327, , 331
ESP10, 306, 350, 388, 433, 466, 329, , 333
ESP10, 306, 352, 390, 433, 465, 331, , 335
ESP10, 309, 349, 393, 435, 467, 333, , 337
ESP10, 320, 360, 393, 438, 467, 335, , 339
ESP10, 317, 359, 393, 437, 465, 337, , 341
ESP10, 314, 358, 396, 437, 464, 339, , 343
ESP10, 314, 358, 399, 436, 464, 341, , 345
ESP10, 317, 367, 399, 437, 466, 344, , 348
ESP10, 306, 362, 391, 432, 459, 346, , 350
ESP10, 307, 366, 391, 434, 460, 348, , 352
ESP10, 309, 372, 393, 439, 464, 350, , 354
ESP10, 286, 352, 379, 424, 454, 352, , 356
ESP10, 296, 365, 388, 431, 461, 354, , 358
ESP10, 302, 369, 390, 433, 467, 356, , 360
ESP10, 295, 360, 383, 430, 464, 358, , 362
ESP10, 325, 383, 402, 449, 479, 360, , 364
ESP10, 330, 384, 399, 443, 476, 362, , 366
ESP10, 337, 390, 413, 447, 479, 364, , 368
ESP10, 342, 389, 416, 449, 478, 366, , 370
ESP10, 354, 400, 428, 455, 484, 369, , 373
ESP10, 357, 403, 431, 457, 486, 371, , 375
ESP10, 362, 409, 439, 461, 488, 373, , 377
ESP10, 363, 407, 438, 459, 486, 375, , 379
ESP10, 359, 404, 435, 455, 484, 377, , 381
ESP10, 363, 407, 438, 459, 484, 379, , 383
ESP10, 360, 406, 434, 457, 483, 381, , 385
ESP10, 361, 406, 433, 458, 483, 383, , 387
ESP10, 357, 401, 435, 454, 481, 385, , 389
ESP10, 349, 392, 430, 452, 477, 387, , 391
ESP10, 342, 385, 419, 446, 474, 389, , 393
ESP10, 347, 383, 416, 448, 476, 392, , 396
ESP10, 347, 384, 420, 447, 476, 394, , 398
ESP10, 342, 379, 410, 439, 469, 396, , 400
ESP10, 348, 381, 413, 441, 471, 398, , 402
ESP10, 335, 369, 402, 429, 468, 400, , 404
ESP10, 340, 375, 406, 434, 473, 402, , 406
ESP10, 344, 378, 413, 439, 473, 404, , 408
ESP10, 351, 384, 416, 444, 475, 406, , 410
ESP10, 349, 380, 413, 440, 471, 408, , 412
ESP10, 356, 381, 419, 440, 471, 410, , 414
ESP10, 350, 378, 416, 439, 467, 412, , 416
ESP10, 336, 364, 405, 429, 457, 414, , 418
ESP10, 339, 366, 407, 432, 458, 417, , 421
ESP10, 334, 356, 399, 427, 454, 419, , 423
ESP10, 353, 373, 414, 436, 462, 421, , 425
ESP10, 353, 371, 413, 437, 461, 423, , 427
ESP10, 366, 390, 424, 447, 467, 425, , 429
ESP10, 371, 395, 424, 450, 468, 427, , 431
ESP10, 365, 390, 422, 446, 462, 429, , 433
ESP10, 349, 379, 408, 437, 451, 431, , 435
ESP10, 370, 393, 422, 453, 464, 433, , 437
ESP10, 379, 401, 432, 462, 472, 435, , 439
ESP10, 368, 396, 423, 452, 469, 437, , 441
ESP10, 377, 401, 428, 455, 475, 440, , 444
ESP10, 378, 399, 429, 453, 473, 442, , 446
ESP10, 396, 411, 440, 463, 485, 444, , 448
ESP10, 393, 408, 440, 461, 483, 446, , 450
ESP10, 389, 399, 430, 452, 470, 448, , 452
ESP10, 388, 398, 428, 448, 466, 450, , 454
ESP10, 392, 404, 431, 451, 468, 452, , 456
ESP10, 392, 405, 432, 453, 468, 454, , 458
ESP10, 390, 404, 431, 450, 466, 456, , 460
ESP10, 390, 405, 430, 452, 465, 458, , 462
ESP10, 401, 415, 438, 464, 473, 460, , 464
ESP10, 399, 411, 434, 462, 471, 462, , 466
ESP10, 394, 406, 428, 455, 463, 465, , 469
ESP10, 387, 402, 423, 451, 457, 467, , 471
ESP10, 383, 402, 421, 447, 453, 469, , 473
ESP10, 390, 408, 428, 454, 459, 471, , 475
ESP10, 396, 411, 430, 456, 461, 473, , 477
ESP10, 439, 455, 474, 493, 499, 475, , 479
ESP10, 426, 444, 461, 483, 494, 477, , 481
ESP10, 433, 451, 466, 486, 498, 479, , 483
ESP10, 450, 467, 479, 496, 502, 481, , 485
ESP10, 449, 467, 478, 495, 501, 483, , 487
ESP10, 456, 472, 485, 498, 503, 485, , 489
ESP10, 460, 476, 489, 499, 503, 488, , 492
ESP10, 474, 488, 497, 503, 508, 490, , 494
ESP10, 493, 500, 504, 510, 513, 492, , 496
ESP10, 495, 501, 506, 511, 514, 494, , 498
ESP10, 496, 500, 507, 511, 515, 496, , 500
ESP10, 496, 501, 508, 512, 515, 498, , 502
ESP10, 496, 502, 508, 511, 514, 500, , 504
ESP10, 497, 502, 508, 512, 514, 502, , 506
ESP10, 497, 502, 508, 511, 514, 504, , 508
ESP10, 496, 501, 507, 510, 512, 506, , 510
ESP10, 497, 502, 508, 511, 513, 508, , 512
ESP10, 497, 502, 508, 511, 513, 510, , 514
ESP10, 497, 503, 509, 512, 513, 513, , 517
ESP10, 497, 503, 509, 512, 513, 515, , 519
ESP10, 497, 503, 510, 512, 513, 517, , 521
ESP10, 495, 502, 509, 512, 514, 519, , 523
ESP10, 495, 501, 510, 513, 514, 521, , 525
ESP10, 495, 502, 510, 513, 514, 523, , 527
ESP10, 495, 502, 509, 513, 514, 525, , 529
ESP10, 496, 505, 509, 514, 514, 527, , 531
ESP10, 497, 505, 510, 514, 514, 529, , 533
ESP10, 497, 505, 510, 514, 514, 531, , 535
ESP10, 499, 503, 508, 510, 511, 533, , 537
ESP10, 499, 502, 507, 509, 510, 536, , 540
ESP10, 498, 501, 505, 508, 509, 538, , 542
ESP10, 499, 502, 505, 509, 509, 540, , 544
ESP10, 499, 502, 505, 508, 509, 542, , 546
ESP10, 500, 504, 507, 509, 509, 544, , 548
ESP10, 500, 504, 508, 509, 510, 546, , 550
ESP10, 501, 504, 508, 509, 510, 548, , 552
ESP10, 499, 503, 507, 508, 509, 550, , 554
ESP10, 500, 503, 507, 509, 509, 552, , 556
ESP10, 497, 502, 506, 507, 508, 554, , 558
ESP10, 497, 502, 505, 506, 507, 556, , 560
ESP10, 497, 502, 506, 507, 507, 558, , 562
ESP10, 498, 504, 507, 508, 508, 561, , 565
ESP10, 500, 503, 506, 507, 508, 563, , 567
ESP10, 500, 504, 507, 507, 508, 565, , 569
ESP10, 502, 505, 507, 507, 508, 567, , 571
ESP10, 498, 502, 504, 505, 505, 569, , 573
ESP10, 478, 490, 492, 493, 494, 571, , 575
ESP10, 496, 500, 502, 502, 503, 573, , 577
ESP10, 497, 500, 503, 503, 504, 575, , 579
ESP10, 498, 501, 503, 503, 504, 577, , 581
ESP10, 499, 500, 502, 503, 503, 579, , 583
ESP10, 499, 500, 502, 503, 503, 581, , 585
ESP10, 499, 501, 502, 503, 503, 584, , 588
ESP10, 499, 501, 502, 503, 503, 586, , 590
ESP10, 499, 501, 502, 503, 503, 588, , 592
ESP10, 499, 501, 503, 503, 503, 590, , 594
ESP10, 499, 501, 502, 503, 503, 592, , 596
ESP10, 500, 502, 502, 503, 503, 594, , 598
ESP10, 500, 502, 502, 503, 503, 596, , 600
ESP10, 499, 501, 502, 503, 503, 598, , 602
ESP10, 499, 501, 502, 502, 503, 600, , 604
ESP10, 499, 501, 502, 502, 502, 602, , 606
ESP10, 499, 502, 502, 502, 503, 604, , 608
ESP10, 500, 502, 502, 503, 503, 607, , 611
ESP10, 499, 502, 502, 503, 503, 609, , 613
ESP10, 500, 502, 502, 503, 503, 611, , 615
ESP10, 500, 502, 503, 503, 503, 613, , 617
ESP10, 500, 502, 502, 503, 503, 615, , 619
ESP10, 500, 502, 502, 503, 503, 617, , 621
ESP10, 500, 502, 502, 503, 503, 619, , 623
ESP10, 500, 502, 502, 503, 503, 621, , 625
ESP10, 500, 502, 502, 503, 503, 623, , 627
ESP10, 500, 502, 502, 503, 503, 625, , 629
ESP10, 500, 502, 502, 503, 503, 627, , 631
ESP10, 500, 502, 502, 503, 503, 629, , 633
ESP10, 500, 502, 502, 503, 503, 632, , 636
ESP10, 500, 502, 502, 503, 503, 634, , 638
ESP10, 500, 502, 502, 503, 503, 636, , 640
ESP10, 500, 502, 502, 503, 503, 638, , 642
ESP10, 500, 502, 502, 503, 503, 640, , 644
ESP10, 500, 502, 502, 503, 503, 642, , 646
ESP10, 500, 502, 502, 503, 503, 644, , 648
ESP10, 500, 502, 502, 503, 503, 646, , 650
ESP10, 500, 502, 502, 503, 503, 648, , 652
ESP10, 500, 502, 502, 503, 503, 650, , 654
ESP10, 501, 502, 502, 503, 503, 652, , 656
ESP10, 501, 502, 502, 503, 503, 655, , 659
ESP10, 501, 502, 502, 503, 503, 657, , 661
ESP10, 500, 502, 502, 502, 502, 659, , 663
ESP10, 500, 502, 502, 502, 502, 661, , 665
ESP10, 500, 502, 502, 502, 502, 663, , 667
ESP10, 500, 502, 502, 502, 502, 665, , 669
ESP10, 500, 502, 502, 502, 502, 667, , 671
ESP10, 500, 502, 502, 502, 502, 669, , 673
ESP10, 500, 502, 502, 502, 502, 671, , 675
ESP10, 500, 502, 502, 502, 502, 673, , 677
ESP10, 500, 502, 502, 502, 502, 675, , 679
ESP10, 500, 502, 502, 502, 502, 677, , 681
ESP10, 500, 502, 502, 502, 502, 680, , 684
ESP10, 500, 502, 502, 502, 502, 682, , 686
ESP10, 500, 502, 502, 502, 502, 684, , 688
ESP10, 501, 502, 502, 502, 502, 686, , 690
ESP10, 501, 502, 502, 503, 503, 688, , 692
ESP10, 501, 502, 503, 503, 503, 690, , 694
ESP10, 501, 502, 503, 503, 503, 692, , 696
ESP10, 500, 502, 502, 502, 502, 694, , 698
ESP10, 499, 501, 501, 501, 501, 696, , 700
ESP10, 501, 502, 502, 502, 503, 698, , 702
ESP10, 501, 502, 502, 502, 502, 700, , 704
ESP10, 501, 502, 502, 502, 502, 703, , 707
ESP10, 501, 502, 502, 502, 502, 705, , 709
ESP10, 501, 502, 502, 502, 502, 707, , 711
ESP10, 500, 502, 502, 502, 502, 709, , 713
ESP10, 501, 502, 502, 502, 502, 711, , 715
ESP10, 501, 502, 502, 502, 502, 713, , 717
ESP10, 501, 502, 502, 502, 502, 715, , 719
ESP10, 501, 502, 502, 502, 502, 717, , 721
ESP10, 501, 502, 502, 502, 502, 719, , 723
ESP10, 501, 502, 502, 502, 502, 721, , 725
ESP10, 501, 502, 502, 502, 502, 723, , 727
ESP10, 501, 502, 502, 502, 502, 725, , 729
ESP10, 501, 502, 502, 502, 502, 728, , 732
ESP10, 501, 502, 502, 502, 502, 730, , 734
ESP10, 502, 502, 502, 502, 502, 732, , 736
ESP10, 501, 502, 502, 502, 502, 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/natural/OKNW1N_SQIN.ESPF10.csv
OKNW1N_SQIN.ESPF0.csv|2026-08-16
OKNW1N_SQIN.ESPF10.csv|2026-08-16
OKNW1N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
OKANOGAN - AT OROVILLE
(
OKNW1
)
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
146
389
85
696
458
APR-JUL
136
363
83
666
437
APR-AUG
141
373
83
683
449
JAN-SEP
203
445
83
859
539
JAN-JUL
193
422
81
836
518
OCT-SEP
231
479
82
945
587
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/OKNW1N_SQIN.ESPF10.csv
OKNW1N_SQIN.ESPF0.csv|2026-08-16
OKNW1N_SQIN.ESPF10.csv|2026-08-16
OKNW1N_SQIN.ESPFM.csv|2026-08-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
