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Archive:
Water Year
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OKANOGAN - NEAR TONASKET
(
TONW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-09-21
Issued:
2026-09-21
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1078
1078
61
1078
1764
APR-JUL
1012
1012
63
1012
1607
APR-AUG
1047
1047
62
1047
1700
JAN-SEP
1520
1520
75
1520
2019
JAN-JUL
1453
1453
78
1453
1862
OCT-SEP
1897
1897
84
1897
2260
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-09-21
Issued:
2026-09-21
Hide Forecast
APR-SEP
1078
1078
61
1081
1764
APR-JUL
1012
1012
63
1012
1607
APR-AUG
1047
1047
62
1047
1700
JAN-SEP
1519
1520
75
1522
2019
JAN-JUL
1453
1453
78
1453
1862
OCT-SEP
1896
1897
84
1899
2260
Reference
ESP with 0 Days QPF
Ensemble:
2026-09-21
Issued:
2026-09-21
Hide Forecast
APR-SEP
1078
1078
61
1081
1764
APR-JUL
1012
1012
63
1012
1607
APR-AUG
1047
1047
62
1047
1700
JAN-SEP
1519
1519
75
1522
2019
JAN-JUL
1453
1453
78
1453
1862
OCT-SEP
1896
1896
84
1899
2260
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 242, 301, 356, 412, 460, 70, , 74
ESP10, 238, 296, 353, 409, 457, 72, , 76
ESP10, 244, 304, 359, 414, 462, 74, , 78
ESP10, 243, 307, 358, 414, 461, 76, , 80
ESP10, 240, 308, 355, 411, 459, 77, , 81
ESP10, 240, 312, 357, 412, 461, 79, , 83
ESP10, 238, 309, 354, 410, 459, 81, , 85
ESP10, 237, 311, 355, 410, 459, 83, , 87
ESP10, 237, 311, 356, 412, 460, 85, , 89
ESP10, 232, 307, 352, 407, 456, 87, , 91
ESP10, 231, 307, 354, 408, 457, 89, , 93
ESP10, 225, 304, 351, 403, 453, 91, , 95
ESP10, 223, 302, 349, 402, 451, 92, , 96
ESP10, 220, 301, 350, 401, 452, 94, , 98
ESP10, 211, 294, 345, 398, 446, 96, , 100
ESP10, 191, 277, 331, 384, 433, 98, , 102
ESP10, 178, 262, 321, 375, 419, 100, , 104
ESP10, 202, 279, 337, 394, 434, 102, , 106
ESP10, 209, 283, 340, 400, 437, 104, , 108
ESP10, 210, 282, 344, 401, 436, 106, , 110
ESP10, 197, 268, 336, 390, 426, 107, , 111
ESP10, 191, 266, 331, 390, 422, 109, , 113
ESP10, 175, 254, 320, 380, 411, 111, , 115
ESP10, 187, 271, 334, 389, 423, 113, , 117
ESP10, 188, 275, 338, 390, 429, 115, , 119
ESP10, 185, 284, 338, 390, 429, 117, , 121
ESP10, 180, 280, 335, 390, 429, 119, , 123
ESP10, 179, 280, 333, 390, 429, 121, , 125
ESP10, 168, 268, 326, 383, 421, 122, , 126
ESP10, 161, 261, 316, 374, 411, 124, , 128
ESP10, 149, 256, 304, 364, 401, 126, , 130
ESP10, 166, 274, 321, 375, 424, 128, , 132
ESP10, 163, 274, 317, 379, 424, 130, , 134
ESP10, 184, 288, 331, 395, 437, 132, , 136
ESP10, 190, 295, 339, 408, 442, 134, , 138
ESP10, 190, 294, 340, 407, 438, 136, , 140
ESP10, 194, 300, 344, 411, 443, 137, , 141
ESP10, 199, 301, 344, 407, 442, 139, , 143
ESP10, 200, 304, 346, 413, 451, 141, , 145
ESP10, 203, 300, 350, 411, 452, 143, , 147
ESP10, 205, 299, 350, 410, 452, 145, , 149
ESP10, 223, 313, 366, 421, 463, 147, , 151
ESP10, 227, 317, 370, 427, 464, 149, , 153
ESP10, 238, 323, 373, 427, 469, 151, , 155
ESP10, 234, 320, 371, 426, 465, 152, , 156
ESP10, 245, 323, 374, 427, 467, 154, , 158
ESP10, 231, 311, 364, 421, 458, 156, , 160
ESP10, 235, 310, 364, 422, 459, 158, , 162
ESP10, 235, 307, 365, 423, 458, 160, , 164
ESP10, 244, 314, 375, 430, 465, 162, , 166
ESP10, 245, 309, 372, 426, 461, 164, , 168
ESP10, 255, 309, 374, 426, 461, 166, , 170
ESP10, 257, 310, 371, 420, 457, 167, , 171
ESP10, 268, 324, 382, 433, 465, 169, , 173
ESP10, 275, 334, 389, 437, 472, 171, , 175
ESP10, 273, 335, 387, 436, 473, 173, , 177
ESP10, 266, 327, 380, 431, 468, 175, , 179
ESP10, 265, 322, 374, 426, 468, 177, , 181
ESP10, 266, 328, 379, 430, 470, 179, , 183
ESP10, 242, 311, 362, 417, 461, 181, , 185
ESP10, 232, 300, 353, 412, 453, 182, , 186
ESP10, 238, 299, 354, 413, 454, 184, , 188
ESP10, 220, 276, 342, 396, 437, 186, , 190
ESP10, 200, 254, 323, 380, 422, 188, , 192
ESP10, 207, 255, 324, 381, 422, 190, , 194
ESP10, 180, 233, 307, 357, 401, 192, , 196
ESP10, 201, 259, 329, 374, 417, 194, , 198
ESP10, 165, 223, 302, 347, 391, 196, , 200
ESP10, 139, 206, 280, 323, 370, 197, , 201
ESP10, 133, 201, 272, 314, 368, 199, , 203
ESP10, 142, 207, 281, 327, 375, 201, , 205
ESP10, 144, 207, 284, 326, 375, 203, , 207
ESP10, 144, 210, 286, 327, 377, 205, , 209
ESP10, 147, 208, 286, 331, 377, 207, , 211
ESP10, 144, 200, 281, 325, 372, 209, , 213
ESP10, 153, 201, 280, 327, 375, 211, , 215
ESP10, 142, 188, 267, 316, 359, 213, , 217
ESP10, 137, 184, 262, 314, 354, 214, , 218
ESP10, 185, 237, 306, 358, 389, 216, , 220
ESP10, 175, 230, 292, 350, 378, 218, , 222
ESP10, 180, 232, 297, 357, 381, 220, , 224
ESP10, 179, 231, 294, 356, 379, 222, , 226
ESP10, 187, 241, 301, 365, 386, 224, , 228
ESP10, 191, 244, 304, 368, 386, 226, , 230
ESP10, 186, 240, 304, 366, 382, 228, , 232
ESP10, 188, 236, 297, 367, 378, 229, , 233
ESP10, 194, 236, 297, 371, 384, 231, , 235
ESP10, 203, 240, 299, 375, 391, 233, , 237
ESP10, 200, 240, 296, 372, 390, 235, , 239
ESP10, 214, 253, 312, 384, 401, 237, , 241
ESP10, 218, 260, 316, 383, 399, 239, , 243
ESP10, 223, 264, 317, 382, 400, 241, , 245
ESP10, 224, 260, 314, 377, 400, 243, , 247
ESP10, 228, 263, 318, 378, 410, 244, , 248
ESP10, 223, 254, 312, 373, 403, 246, , 250
ESP10, 227, 256, 319, 378, 406, 248, , 252
ESP10, 229, 257, 320, 377, 404, 250, , 254
ESP10, 223, 254, 313, 370, 399, 252, , 256
ESP10, 217, 257, 307, 367, 396, 254, , 258
ESP10, 213, 256, 304, 364, 394, 256, , 260
ESP10, 213, 262, 304, 368, 395, 258, , 262
ESP10, 219, 263, 309, 370, 397, 259, , 263
ESP10, 218, 260, 307, 364, 393, 261, , 265
ESP10, 222, 256, 300, 355, 386, 263, , 267
ESP10, 220, 257, 298, 354, 383, 265, , 269
ESP10, 219, 254, 292, 351, 378, 267, , 271
ESP10, 216, 247, 290, 347, 372, 269, , 273
ESP10, 222, 254, 296, 350, 375, 271, , 275
ESP10, 227, 259, 296, 350, 377, 273, , 277
ESP10, 238, 266, 303, 354, 382, 274, , 278
ESP10, 240, 268, 304, 358, 382, 276, , 280
ESP10, 244, 272, 311, 368, 387, 278, , 282
ESP10, 245, 281, 310, 368, 387, 280, , 284
ESP10, 251, 289, 314, 373, 395, 282, , 286
ESP10, 249, 292, 312, 372, 396, 284, , 288
ESP10, 240, 283, 306, 365, 388, 286, , 290
ESP10, 245, 283, 308, 365, 392, 288, , 292
ESP10, 253, 288, 316, 370, 399, 289, , 293
ESP10, 248, 280, 311, 363, 395, 291, , 295
ESP10, 244, 277, 315, 360, 394, 293, , 297
ESP10, 245, 278, 317, 359, 398, 295, , 299
ESP10, 239, 275, 312, 356, 394, 297, , 301
ESP10, 235, 268, 306, 355, 390, 299, , 303
ESP10, 234, 267, 303, 356, 384, 301, , 305
ESP10, 227, 267, 301, 351, 383, 303, , 307
ESP10, 226, 266, 301, 349, 382, 304, , 308
ESP10, 223, 262, 302, 346, 378, 306, , 310
ESP10, 235, 269, 310, 354, 387, 308, , 312
ESP10, 238, 271, 311, 354, 388, 310, , 314
ESP10, 241, 270, 313, 355, 387, 312, , 316
ESP10, 242, 271, 316, 356, 386, 314, , 318
ESP10, 245, 272, 320, 360, 386, 316, , 320
ESP10, 237, 264, 312, 354, 378, 318, , 322
ESP10, 243, 266, 316, 354, 378, 319, , 323
ESP10, 254, 270, 320, 357, 380, 321, , 325
ESP10, 239, 252, 308, 342, 366, 323, , 327
ESP10, 253, 264, 319, 350, 375, 325, , 329
ESP10, 263, 278, 330, 357, 382, 327, , 331
ESP10, 246, 266, 318, 346, 371, 329, , 333
ESP10, 259, 277, 329, 357, 381, 331, , 335
ESP10, 254, 277, 322, 353, 374, 333, , 337
ESP10, 261, 284, 326, 358, 379, 334, , 338
ESP10, 259, 283, 326, 359, 378, 336, , 340
ESP10, 275, 299, 351, 372, 389, 338, , 342
ESP10, 277, 304, 352, 373, 390, 340, , 344
ESP10, 276, 310, 351, 372, 391, 342, , 346
ESP10, 277, 312, 352, 374, 395, 344, , 348
ESP10, 275, 309, 350, 371, 389, 346, , 350
ESP10, 274, 309, 348, 369, 385, 348, , 352
ESP10, 272, 303, 341, 365, 378, 350, , 354
ESP10, 271, 304, 339, 365, 378, 351, , 355
ESP10, 272, 305, 339, 365, 382, 353, , 357
ESP10, 264, 298, 331, 357, 373, 355, , 359
ESP10, 254, 292, 321, 353, 366, 357, , 361
ESP10, 242, 280, 310, 343, 356, 359, , 363
ESP10, 236, 276, 305, 337, 354, 361, , 365
ESP10, 223, 264, 293, 325, 342, 363, , 367
ESP10, 221, 261, 287, 321, 337, 365, , 369
ESP10, 215, 253, 278, 312, 328, 366, , 370
ESP10, 234, 266, 295, 327, 342, 368, , 372
ESP10, 242, 269, 304, 330, 347, 370, , 374
ESP10, 244, 271, 304, 330, 350, 372, , 376
ESP10, 253, 277, 308, 337, 359, 374, , 378
ESP10, 249, 277, 304, 333, 357, 376, , 380
ESP10, 244, 273, 300, 330, 352, 378, , 382
ESP10, 239, 271, 302, 333, 350, 380, , 384
ESP10, 234, 265, 298, 327, 345, 381, , 385
ESP10, 237, 270, 304, 331, 350, 383, , 387
ESP10, 255, 290, 318, 344, 361, 385, , 389
ESP10, 255, 291, 319, 345, 362, 387, , 391
ESP10, 266, 299, 323, 350, 367, 389, , 393
ESP10, 268, 303, 327, 355, 369, 391, , 395
ESP10, 269, 304, 328, 360, 370, 393, , 397
ESP10, 272, 296, 320, 352, 362, 395, , 399
ESP10, 270, 295, 315, 349, 358, 396, , 400
ESP10, 270, 298, 319, 350, 361, 398, , 402
ESP10, 271, 292, 314, 343, 356, 400, , 404
ESP10, 274, 296, 316, 346, 358, 402, , 406
ESP10, 276, 296, 320, 347, 359, 404, , 408
ESP10, 277, 298, 321, 347, 360, 406, , 410
ESP10, 280, 303, 326, 350, 364, 408, , 412
ESP10, 282, 302, 325, 348, 362, 410, , 414
ESP10, 280, 300, 322, 345, 361, 411, , 415
ESP10, 282, 303, 328, 346, 364, 413, , 417
ESP10, 282, 302, 328, 348, 365, 415, , 419
ESP10, 282, 302, 328, 349, 365, 417, , 421
ESP10, 284, 304, 331, 351, 366, 419, , 423
ESP10, 292, 314, 338, 359, 376, 421, , 425
ESP10, 298, 314, 335, 358, 374, 423, , 427
ESP10, 291, 309, 331, 352, 369, 425, , 429
ESP10, 292, 309, 331, 353, 369, 426, , 430
ESP10, 294, 310, 334, 353, 369, 428, , 432
ESP10, 296, 311, 335, 354, 370, 430, , 434
ESP10, 298, 318, 338, 358, 372, 432, , 436
ESP10, 311, 336, 353, 373, 384, 434, , 438
ESP10, 305, 330, 347, 367, 378, 436, , 440
ESP10, 305, 330, 349, 367, 378, 438, , 442
ESP10, 312, 336, 356, 372, 382, 440, , 444
ESP10, 310, 332, 352, 369, 378, 441, , 445
ESP10, 315, 337, 355, 372, 383, 443, , 447
ESP10, 318, 342, 356, 373, 384, 445, , 449
ESP10, 330, 356, 371, 384, 397, 447, , 451
ESP10, 341, 365, 382, 393, 406, 449, , 453
ESP10, 351, 371, 390, 399, 411, 451, , 455
ESP10, 352, 371, 391, 400, 412, 453, , 457
ESP10, 352, 374, 391, 402, 413, 455, , 459
ESP10, 351, 373, 389, 399, 410, 456, , 460
ESP10, 353, 373, 387, 398, 410, 458, , 462
ESP10, 353, 372, 384, 398, 408, 460, , 464
ESP10, 353, 370, 385, 396, 407, 462, , 466
ESP10, 353, 369, 384, 396, 407, 464, , 468
ESP10, 354, 370, 385, 396, 410, 466, , 470
ESP10, 357, 371, 389, 398, 412, 468, , 472
ESP10, 356, 371, 389, 396, 410, 470, , 474
ESP10, 359, 373, 395, 400, 412, 472, , 476
ESP10, 360, 376, 396, 402, 417, 473, , 477
ESP10, 360, 379, 397, 401, 417, 475, , 479
ESP10, 362, 379, 398, 404, 418, 477, , 481
ESP10, 371, 387, 402, 409, 422, 479, , 483
ESP10, 375, 390, 405, 412, 425, 481, , 485
ESP10, 374, 389, 404, 413, 423, 483, , 487
ESP10, 376, 393, 406, 415, 425, 485, , 489
ESP10, 375, 391, 403, 413, 423, 487, , 491
ESP10, 387, 409, 419, 428, 437, 488, , 492
ESP10, 380, 405, 414, 422, 432, 490, , 494
ESP10, 383, 405, 414, 421, 432, 492, , 496
ESP10, 386, 403, 414, 424, 431, 494, , 498
ESP10, 388, 405, 414, 423, 431, 496, , 500
ESP10, 391, 407, 415, 423, 431, 498, , 502
ESP10, 396, 410, 416, 426, 433, 500, , 504
ESP10, 395, 407, 416, 426, 431, 502, , 506
ESP10, 399, 408, 416, 427, 432, 503, , 507
ESP10, 396, 405, 413, 424, 429, 505, , 509
ESP10, 396, 405, 413, 424, 428, 507, , 511
ESP10, 396, 406, 413, 424, 428, 509, , 513
ESP10, 396, 408, 414, 425, 428, 511, , 515
ESP10, 392, 402, 411, 418, 421, 513, , 517
ESP10, 382, 393, 399, 406, 409, 515, , 519
ESP10, 385, 397, 403, 410, 412, 517, , 521
ESP10, 380, 395, 400, 408, 409, 518, , 522
ESP10, 368, 383, 391, 399, 401, 520, , 524
ESP10, 374, 393, 399, 404, 406, 522, , 526
ESP10, 379, 398, 403, 408, 409, 524, , 528
ESP10, 387, 402, 407, 412, 413, 526, , 530
ESP10, 390, 405, 410, 415, 416, 528, , 532
ESP10, 391, 405, 409, 414, 416, 530, , 534
ESP10, 391, 403, 408, 413, 415, 532, , 536
ESP10, 394, 405, 409, 413, 415, 533, , 537
ESP10, 393, 405, 410, 413, 414, 535, , 539
ESP10, 393, 405, 409, 412, 414, 537, , 541
ESP10, 397, 409, 414, 416, 418, 539, , 543
ESP10, 399, 409, 415, 416, 417, 541, , 545
ESP10, 403, 410, 414, 416, 417, 543, , 547
ESP10, 401, 410, 413, 415, 416, 545, , 549
ESP10, 401, 410, 412, 414, 416, 547, , 551
ESP10, 405, 412, 414, 415, 417, 548, , 552
ESP10, 414, 418, 420, 421, 422, 550, , 554
ESP10, 417, 420, 422, 423, 425, 552, , 556
ESP10, 418, 421, 423, 424, 425, 554, , 558
ESP10, 420, 423, 425, 426, 427, 556, , 560
ESP10, 420, 423, 425, 426, 427, 558, , 562
ESP10, 420, 423, 425, 426, 427, 560, , 564
ESP10, 421, 423, 425, 426, 427, 562, , 566
ESP10, 419, 421, 423, 424, 425, 563, , 567
ESP10, 419, 421, 423, 425, 425, 565, , 569
ESP10, 419, 421, 423, 424, 425, 567, , 571
ESP10, 419, 421, 423, 424, 425, 569, , 573
ESP10, 419, 421, 423, 424, 425, 571, , 575
ESP10, 418, 421, 422, 423, 425, 573, , 577
ESP10, 418, 421, 422, 424, 425, 575, , 579
ESP10, 418, 420, 422, 423, 424, 577, , 581
ESP10, 417, 420, 421, 422, 424, 578, , 582
ESP10, 418, 421, 422, 423, 424, 580, , 584
ESP10, 418, 421, 422, 423, 424, 582, , 586
ESP10, 417, 420, 422, 423, 424, 584, , 588
ESP10, 412, 415, 416, 417, 418, 586, , 590
ESP10, 413, 415, 416, 417, 418, 588, , 592
ESP10, 418, 420, 422, 423, 423, 590, , 594
ESP10, 418, 420, 422, 423, 423, 592, , 596
ESP10, 418, 420, 422, 422, 423, 593, , 597
ESP10, 418, 420, 422, 423, 423, 595, , 599
ESP10, 417, 420, 421, 422, 423, 597, , 601
ESP10, 416, 418, 420, 421, 421, 599, , 603
ESP10, 416, 419, 420, 421, 421, 601, , 605
ESP10, 414, 417, 419, 420, 420, 603, , 607
ESP10, 414, 417, 419, 420, 420, 605, , 609
ESP10, 415, 418, 419, 420, 420, 607, , 611
ESP10, 415, 418, 419, 420, 420, 609, , 613
ESP10, 414, 418, 419, 420, 420, 610, , 614
ESP10, 415, 418, 419, 420, 420, 612, , 616
ESP10, 415, 418, 419, 420, 420, 614, , 618
ESP10, 415, 418, 419, 420, 420, 616, , 620
ESP10, 415, 418, 419, 420, 420, 618, , 622
ESP10, 415, 418, 419, 420, 420, 620, , 624
ESP10, 415, 418, 419, 420, 420, 622, , 626
ESP10, 414, 417, 418, 419, 420, 624, , 628
ESP10, 414, 417, 418, 419, 420, 625, , 629
ESP10, 413, 416, 417, 418, 419, 627, , 631
ESP10, 414, 416, 417, 418, 419, 629, , 633
ESP10, 414, 417, 418, 419, 419, 631, , 635
ESP10, 414, 416, 418, 418, 419, 633, , 637
ESP10, 414, 416, 418, 418, 419, 635, , 639
ESP10, 414, 416, 418, 418, 419, 637, , 641
ESP10, 415, 417, 418, 418, 419, 639, , 643
ESP10, 415, 417, 418, 418, 419, 640, , 644
ESP10, 415, 417, 418, 419, 419, 642, , 646
ESP10, 414, 417, 418, 418, 418, 644, , 648
ESP10, 415, 417, 418, 418, 419, 646, , 650
ESP10, 415, 417, 418, 418, 419, 648, , 652
ESP10, 415, 416, 417, 418, 418, 650, , 654
ESP10, 415, 417, 418, 418, 418, 652, , 656
ESP10, 414, 416, 417, 418, 418, 654, , 658
ESP10, 414, 416, 417, 418, 418, 655, , 659
ESP10, 411, 414, 415, 415, 416, 657, , 661
ESP10, 412, 414, 415, 415, 416, 659, , 663
ESP10, 412, 414, 415, 416, 416, 661, , 665
ESP10, 413, 415, 415, 416, 416, 663, , 667
ESP10, 413, 415, 415, 416, 416, 665, , 669
ESP10, 412, 414, 415, 416, 416, 667, , 671
ESP10, 413, 415, 415, 416, 416, 669, , 673
ESP10, 413, 415, 416, 416, 416, 670, , 674
ESP10, 414, 415, 416, 416, 416, 672, , 676
ESP10, 413, 415, 416, 416, 416, 674, , 678
ESP10, 414, 415, 416, 416, 416, 676, , 680
ESP10, 414, 415, 416, 416, 416, 678, , 682
ESP10, 414, 415, 416, 416, 416, 680, , 684
ESP10, 414, 415, 416, 416, 416, 682, , 686
ESP10, 414, 415, 416, 416, 416, 684, , 688
ESP10, 414, 416, 416, 416, 416, 685, , 689
ESP10, 412, 414, 415, 415, 415, 687, , 691
ESP10, 413, 415, 415, 415, 415, 689, , 693
ESP10, 411, 414, 414, 415, 415, 691, , 695
ESP10, 412, 414, 415, 415, 415, 693, , 697
ESP10, 412, 414, 415, 415, 415, 695, , 699
ESP10, 414, 416, 416, 416, 416, 697, , 701
ESP10, 415, 416, 416, 416, 416, 699, , 703
ESP10, 415, 416, 416, 416, 416, 700, , 704
ESP10, 415, 416, 416, 416, 416, 702, , 706
ESP10, 415, 416, 416, 416, 416, 704, , 708
ESP10, 416, 416, 416, 417, 417, 706, , 710
ESP10, 416, 416, 417, 417, 417, 708, , 712
ESP10, 416, 417, 417, 417, 417, 710, , 714
ESP10, 417, 417, 417, 417, 417, 712, , 716
ESP10, 417, 417, 417, 417, 417, 714, , 718
ESP10, 417, 417, 417, 417, 417, 715, , 719
ESP10, 417, 417, 417, 417, 417, 717, , 721
ESP10, 417, 417, 417, 417, 417, 719, , 723
ESP10, 416, 417, 417, 417, 417, 721, , 725
ESP10, 417, 417, 417, 417, 417, 723, , 727
ESP10, 417, 417, 417, 417, 417, 725, , 729
ESP10, 417, 417, 417, 417, 417, 727, , 731
ESP10, 417, 417, 417, 417, 417, 729, , 733
ESP10, 417, 417, 417, 417, 417, 730, , 734
ESP10, 417, 417, 417, 417, 417, 732, , 736
ESP10, 417, 417, 417, 417, 417, 734, , 738
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Scale To Last 45 Days
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/TONW1N_SQIN.ESPF10.csv
TONW1N_SQIN.ESPF0.csv|2026-09-21
TONW1N_SQIN.ESPF10.csv|2026-09-21
TONW1N_SQIN.ESPFM.csv|2026-09-21
APR-SEP
OKANOGAN - NEAR TONASKET
(
TONW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-09-21
Issued:
2026-09-21
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
769
1540
87
2199
1764
APR-JUL
707
1409
88
1919
1607
APR-AUG
734
1478
87
2115
1700
JAN-SEP
948
1769
88
2603
2019
JAN-JUL
886
1646
88
2324
1862
OCT-SEP
1087
1976
87
2887
2260
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/TONW1N_SQIN.ESPF10.csv
TONW1N_SQIN.ESPF0.csv|2026-09-21
TONW1N_SQIN.ESPF10.csv|2026-09-21
TONW1N_SQIN.ESPFM.csv|2026-09-21
APR-SEP
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