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Archive:
Water Year
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NOOKSACK - AT FERNDALE
(
NKSW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-18
Issued:
2026-08-18
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
679
703
58
762
1206
APR-JUL
556
556
56
556
984
APR-AUG
629
629
57
633
1104
JAN-SEP
1711
1734
86
1793
2017
JAN-JUL
1587
1587
88
1587
1795
OCT-SEP
2736
2759
98
2818
2819
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-08-18
Issued:
2026-08-18
Hide Forecast
APR-SEP
678
698
58
756
1206
APR-JUL
556
556
56
556
984
APR-AUG
627
629
57
632
1104
JAN-SEP
1710
1729
86
1788
2017
JAN-JUL
1587
1587
88
1587
1795
OCT-SEP
2734
2754
98
2813
2819
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-18
Issued:
2026-08-18
Hide Forecast
APR-SEP
680
707
59
767
1206
APR-JUL
556
556
56
556
984
APR-AUG
628
631
57
652
1104
JAN-SEP
1712
1738
86
1798
2017
JAN-JUL
1587
1587
88
1587
1795
OCT-SEP
2737
2763
98
2823
2819
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 255, 301, 346, 401, 447, 70, , 74
ESP10, 255, 301, 346, 401, 447, 72, , 76
ESP10, 255, 301, 346, 401, 447, 74, , 78
ESP10, 255, 301, 346, 401, 447, 76, , 80
ESP10, 255, 301, 346, 401, 447, 78, , 82
ESP10, 255, 301, 346, 401, 447, 80, , 84
ESP10, 255, 301, 346, 402, 447, 83, , 87
ESP10, 255, 301, 346, 402, 447, 85, , 89
ESP10, 255, 301, 346, 402, 447, 87, , 91
ESP10, 255, 301, 346, 401, 447, 89, , 93
ESP10, 255, 301, 347, 401, 447, 91, , 95
ESP10, 255, 301, 347, 401, 447, 93, , 97
ESP10, 255, 301, 347, 401, 447, 95, , 99
ESP10, 255, 301, 348, 401, 446, 97, , 101
ESP10, 254, 301, 349, 401, 446, 99, , 103
ESP10, 254, 300, 348, 400, 445, 101, , 105
ESP10, 253, 299, 347, 399, 444, 103, , 107
ESP10, 253, 299, 345, 397, 443, 105, , 109
ESP10, 253, 298, 344, 396, 443, 107, , 111
ESP10, 253, 298, 344, 397, 443, 109, , 113
ESP10, 250, 295, 343, 393, 441, 112, , 116
ESP10, 252, 297, 347, 399, 442, 114, , 118
ESP10, 251, 297, 346, 398, 443, 116, , 120
ESP10, 251, 297, 347, 401, 444, 118, , 122
ESP10, 251, 297, 347, 402, 444, 120, , 124
ESP10, 252, 297, 348, 404, 444, 122, , 126
ESP10, 252, 298, 349, 407, 445, 124, , 128
ESP10, 252, 299, 350, 408, 444, 126, , 130
ESP10, 251, 298, 349, 408, 443, 128, , 132
ESP10, 248, 296, 346, 405, 441, 130, , 134
ESP10, 246, 295, 345, 403, 439, 132, , 136
ESP10, 251, 298, 348, 407, 441, 134, , 138
ESP10, 254, 299, 349, 409, 443, 136, , 140
ESP10, 256, 301, 351, 413, 446, 139, , 143
ESP10, 256, 301, 351, 414, 446, 141, , 145
ESP10, 260, 302, 351, 417, 447, 143, , 147
ESP10, 260, 302, 352, 419, 448, 145, , 149
ESP10, 257, 298, 350, 415, 445, 147, , 151
ESP10, 256, 297, 350, 416, 444, 149, , 153
ESP10, 259, 297, 351, 415, 445, 151, , 155
ESP10, 261, 299, 352, 416, 446, 153, , 157
ESP10, 265, 302, 356, 417, 447, 155, , 159
ESP10, 263, 300, 353, 414, 444, 157, , 161
ESP10, 271, 307, 359, 421, 450, 159, , 163
ESP10, 267, 306, 357, 418, 447, 161, , 165
ESP10, 267, 306, 357, 418, 446, 163, , 167
ESP10, 262, 302, 358, 416, 444, 165, , 169
ESP10, 264, 304, 362, 418, 446, 168, , 172
ESP10, 264, 306, 362, 417, 447, 170, , 174
ESP10, 265, 308, 364, 419, 448, 172, , 176
ESP10, 262, 305, 362, 416, 447, 174, , 178
ESP10, 261, 304, 361, 414, 448, 176, , 180
ESP10, 262, 304, 360, 414, 448, 178, , 182
ESP10, 271, 313, 369, 421, 456, 180, , 184
ESP10, 269, 312, 368, 420, 454, 182, , 186
ESP10, 271, 313, 368, 420, 455, 184, , 188
ESP10, 271, 313, 366, 418, 454, 186, , 190
ESP10, 271, 312, 364, 416, 455, 188, , 192
ESP10, 273, 317, 367, 418, 459, 190, , 194
ESP10, 266, 310, 360, 412, 453, 192, , 196
ESP10, 268, 313, 364, 414, 455, 195, , 199
ESP10, 270, 315, 365, 415, 457, 197, , 201
ESP10, 265, 310, 361, 410, 451, 199, , 203
ESP10, 254, 304, 349, 399, 441, 201, , 205
ESP10, 265, 315, 360, 408, 449, 203, , 207
ESP10, 264, 312, 356, 406, 446, 205, , 209
ESP10, 274, 325, 367, 417, 453, 207, , 211
ESP10, 271, 324, 364, 416, 450, 209, , 213
ESP10, 267, 322, 361, 411, 446, 211, , 215
ESP10, 263, 317, 357, 405, 442, 213, , 217
ESP10, 261, 310, 353, 399, 438, 215, , 219
ESP10, 265, 313, 357, 405, 440, 217, , 221
ESP10, 263, 312, 353, 400, 436, 219, , 223
ESP10, 263, 314, 351, 399, 435, 221, , 225
ESP10, 262, 314, 350, 400, 435, 224, , 228
ESP10, 260, 312, 348, 399, 433, 226, , 230
ESP10, 253, 305, 341, 393, 426, 228, , 232
ESP10, 253, 308, 341, 393, 428, 230, , 234
ESP10, 249, 304, 337, 389, 425, 232, , 236
ESP10, 248, 304, 339, 389, 425, 234, , 238
ESP10, 259, 318, 351, 403, 434, 236, , 240
ESP10, 261, 320, 354, 404, 436, 238, , 242
ESP10, 268, 327, 362, 410, 444, 240, , 244
ESP10, 267, 324, 360, 407, 440, 242, , 246
ESP10, 265, 322, 358, 404, 439, 244, , 248
ESP10, 262, 318, 357, 400, 444, 246, , 250
ESP10, 264, 318, 358, 400, 446, 248, , 252
ESP10, 267, 324, 360, 402, 449, 251, , 255
ESP10, 272, 325, 364, 402, 451, 253, , 257
ESP10, 273, 327, 366, 402, 452, 255, , 259
ESP10, 274, 328, 366, 406, 453, 257, , 261
ESP10, 271, 323, 362, 402, 449, 259, , 263
ESP10, 269, 319, 357, 399, 445, 261, , 265
ESP10, 270, 315, 354, 397, 445, 263, , 267
ESP10, 266, 310, 350, 393, 440, 265, , 269
ESP10, 268, 310, 351, 394, 441, 267, , 271
ESP10, 271, 312, 353, 396, 442, 269, , 273
ESP10, 278, 318, 358, 405, 448, 271, , 275
ESP10, 282, 324, 360, 407, 451, 273, , 277
ESP10, 282, 324, 361, 407, 452, 275, , 279
ESP10, 282, 324, 365, 409, 452, 278, , 282
ESP10, 284, 326, 367, 410, 452, 280, , 284
ESP10, 284, 330, 367, 409, 452, 282, , 286
ESP10, 284, 335, 366, 410, 452, 284, , 288
ESP10, 286, 336, 367, 410, 452, 286, , 290
ESP10, 283, 332, 363, 406, 449, 288, , 292
ESP10, 280, 330, 360, 403, 446, 290, , 294
ESP10, 283, 333, 361, 404, 447, 292, , 296
ESP10, 287, 339, 366, 407, 448, 294, , 298
ESP10, 295, 348, 372, 412, 454, 296, , 300
ESP10, 296, 348, 375, 411, 452, 298, , 302
ESP10, 297, 352, 379, 413, 454, 300, , 304
ESP10, 299, 355, 382, 414, 456, 302, , 306
ESP10, 299, 356, 385, 415, 457, 304, , 308
ESP10, 300, 357, 385, 416, 459, 307, , 311
ESP10, 301, 355, 384, 414, 458, 309, , 313
ESP10, 301, 354, 384, 414, 458, 311, , 315
ESP10, 301, 353, 383, 412, 456, 313, , 317
ESP10, 302, 353, 386, 412, 457, 315, , 319
ESP10, 303, 354, 389, 414, 458, 317, , 321
ESP10, 306, 358, 393, 421, 462, 319, , 323
ESP10, 304, 356, 393, 423, 460, 321, , 325
ESP10, 304, 355, 392, 424, 459, 323, , 327
ESP10, 304, 356, 391, 425, 458, 325, , 329
ESP10, 309, 361, 399, 430, 461, 327, , 331
ESP10, 307, 360, 396, 429, 459, 329, , 333
ESP10, 306, 360, 394, 428, 458, 331, , 335
ESP10, 312, 365, 399, 434, 464, 334, , 338
ESP10, 312, 364, 403, 434, 469, 336, , 340
ESP10, 311, 364, 404, 433, 473, 338, , 342
ESP10, 310, 363, 404, 435, 474, 340, , 344
ESP10, 312, 366, 408, 437, 477, 342, , 346
ESP10, 303, 360, 399, 429, 467, 344, , 348
ESP10, 305, 360, 400, 429, 467, 346, , 350
ESP10, 306, 358, 399, 428, 466, 348, , 352
ESP10, 299, 352, 391, 420, 458, 350, , 354
ESP10, 306, 356, 396, 425, 463, 352, , 356
ESP10, 320, 368, 407, 435, 474, 354, , 358
ESP10, 309, 359, 396, 425, 462, 356, , 360
ESP10, 319, 367, 402, 433, 471, 358, , 362
ESP10, 315, 363, 397, 428, 464, 360, , 364
ESP10, 312, 360, 394, 428, 461, 363, , 367
ESP10, 316, 359, 393, 431, 458, 365, , 369
ESP10, 326, 368, 401, 438, 466, 367, , 371
ESP10, 330, 372, 405, 440, 470, 369, , 373
ESP10, 334, 376, 410, 444, 475, 371, , 375
ESP10, 335, 374, 409, 442, 474, 373, , 377
ESP10, 331, 368, 405, 436, 470, 375, , 379
ESP10, 326, 365, 402, 431, 466, 377, , 381
ESP10, 325, 361, 398, 429, 462, 379, , 383
ESP10, 324, 360, 400, 430, 461, 381, , 385
ESP10, 322, 356, 396, 426, 456, 383, , 387
ESP10, 327, 354, 395, 427, 454, 385, , 389
ESP10, 320, 347, 388, 421, 446, 387, , 391
ESP10, 313, 338, 380, 413, 439, 390, , 394
ESP10, 310, 331, 372, 407, 431, 392, , 396
ESP10, 306, 329, 364, 400, 422, 394, , 398
ESP10, 310, 330, 365, 401, 424, 396, , 400
ESP10, 317, 338, 376, 406, 430, 398, , 402
ESP10, 329, 349, 386, 416, 440, 400, , 404
ESP10, 332, 352, 388, 420, 444, 402, , 406
ESP10, 335, 355, 390, 423, 449, 404, , 408
ESP10, 337, 359, 391, 424, 451, 406, , 410
ESP10, 335, 359, 390, 426, 450, 408, , 412
ESP10, 328, 353, 386, 419, 445, 410, , 414
ESP10, 329, 349, 382, 415, 440, 412, , 416
ESP10, 327, 348, 381, 413, 437, 414, , 418
ESP10, 324, 346, 378, 409, 434, 416, , 420
ESP10, 325, 350, 378, 412, 437, 419, , 423
ESP10, 326, 349, 385, 411, 435, 421, , 425
ESP10, 328, 345, 382, 410, 431, 423, , 427
ESP10, 331, 351, 385, 415, 434, 425, , 429
ESP10, 333, 352, 391, 416, 433, 427, , 431
ESP10, 332, 350, 386, 413, 430, 429, , 433
ESP10, 337, 352, 388, 414, 430, 431, , 435
ESP10, 347, 366, 396, 422, 442, 433, , 437
ESP10, 346, 365, 392, 417, 440, 435, , 439
ESP10, 349, 368, 398, 419, 443, 437, , 441
ESP10, 353, 369, 399, 423, 445, 439, , 443
ESP10, 355, 371, 399, 429, 447, 441, , 445
ESP10, 358, 372, 402, 433, 449, 443, , 447
ESP10, 360, 373, 406, 432, 452, 446, , 450
ESP10, 358, 371, 408, 432, 451, 448, , 452
ESP10, 359, 373, 415, 437, 452, 450, , 454
ESP10, 367, 376, 418, 442, 455, 452, , 456
ESP10, 368, 380, 419, 444, 454, 454, , 458
ESP10, 363, 376, 416, 442, 450, 456, , 460
ESP10, 365, 380, 418, 446, 457, 458, , 462
ESP10, 361, 377, 414, 444, 454, 460, , 464
ESP10, 352, 371, 408, 435, 449, 462, , 466
ESP10, 355, 373, 410, 436, 452, 464, , 468
ESP10, 367, 379, 417, 445, 460, 466, , 470
ESP10, 364, 374, 410, 439, 455, 468, , 472
ESP10, 365, 381, 411, 440, 458, 470, , 474
ESP10, 362, 381, 411, 437, 456, 472, , 476
ESP10, 373, 393, 423, 447, 468, 475, , 479
ESP10, 379, 398, 430, 449, 469, 477, , 481
ESP10, 380, 400, 430, 449, 469, 479, , 483
ESP10, 384, 401, 433, 449, 468, 481, , 485
ESP10, 384, 402, 433, 449, 468, 483, , 487
ESP10, 388, 409, 437, 454, 470, 485, , 489
ESP10, 395, 419, 443, 459, 475, 487, , 491
ESP10, 402, 423, 446, 463, 478, 489, , 493
ESP10, 407, 423, 446, 464, 479, 491, , 495
ESP10, 407, 426, 448, 465, 480, 493, , 497
ESP10, 407, 427, 448, 464, 482, 495, , 499
ESP10, 414, 427, 450, 464, 483, 497, , 501
ESP10, 417, 429, 453, 469, 484, 499, , 503
ESP10, 423, 434, 459, 475, 489, 502, , 506
ESP10, 416, 425, 450, 467, 480, 504, , 508
ESP10, 417, 429, 455, 469, 481, 506, , 510
ESP10, 419, 432, 457, 470, 483, 508, , 512
ESP10, 422, 437, 459, 477, 486, 510, , 514
ESP10, 422, 441, 460, 477, 486, 512, , 516
ESP10, 422, 442, 463, 478, 488, 514, , 518
ESP10, 423, 443, 463, 478, 489, 516, , 520
ESP10, 422, 443, 465, 477, 489, 518, , 522
ESP10, 422, 443, 466, 477, 490, 520, , 524
ESP10, 421, 443, 467, 477, 489, 522, , 526
ESP10, 422, 442, 465, 475, 489, 524, , 528
ESP10, 423, 443, 466, 479, 490, 526, , 530
ESP10, 421, 444, 465, 481, 490, 528, , 532
ESP10, 430, 451, 469, 484, 494, 531, , 535
ESP10, 427, 451, 467, 483, 492, 533, , 537
ESP10, 424, 449, 465, 481, 490, 535, , 539
ESP10, 425, 451, 467, 482, 491, 537, , 541
ESP10, 433, 457, 480, 489, 497, 539, , 543
ESP10, 434, 456, 478, 488, 496, 541, , 545
ESP10, 438, 461, 479, 490, 497, 543, , 547
ESP10, 437, 460, 478, 490, 496, 545, , 549
ESP10, 424, 449, 467, 482, 486, 547, , 551
ESP10, 428, 451, 466, 481, 488, 549, , 553
ESP10, 451, 468, 486, 498, 505, 551, , 555
ESP10, 457, 476, 491, 503, 509, 553, , 557
ESP10, 465, 483, 495, 507, 513, 555, , 559
ESP10, 466, 485, 495, 507, 513, 558, , 562
ESP10, 466, 485, 495, 507, 514, 560, , 564
ESP10, 462, 480, 494, 504, 510, 562, , 566
ESP10, 467, 486, 498, 508, 514, 564, , 568
ESP10, 463, 482, 495, 504, 511, 566, , 570
ESP10, 457, 474, 488, 497, 504, 568, , 572
ESP10, 465, 479, 492, 501, 507, 570, , 574
ESP10, 464, 481, 493, 502, 508, 572, , 576
ESP10, 471, 485, 497, 504, 510, 574, , 578
ESP10, 470, 484, 496, 503, 509, 576, , 580
ESP10, 466, 481, 493, 499, 506, 578, , 582
ESP10, 471, 487, 498, 504, 510, 580, , 584
ESP10, 466, 483, 494, 501, 507, 582, , 586
ESP10, 463, 484, 491, 498, 504, 585, , 589
ESP10, 466, 487, 494, 500, 506, 587, , 591
ESP10, 462, 483, 490, 497, 503, 589, , 593
ESP10, 461, 482, 488, 496, 502, 591, , 595
ESP10, 464, 485, 491, 498, 504, 593, , 597
ESP10, 468, 489, 495, 503, 508, 595, , 599
ESP10, 468, 489, 497, 504, 509, 597, , 601
ESP10, 469, 490, 497, 505, 509, 599, , 603
ESP10, 469, 489, 497, 505, 509, 601, , 605
ESP10, 470, 490, 498, 505, 509, 603, , 607
ESP10, 471, 491, 498, 505, 509, 605, , 609
ESP10, 470, 491, 498, 504, 509, 607, , 611
ESP10, 472, 492, 498, 506, 509, 609, , 613
ESP10, 473, 491, 498, 505, 509, 611, , 615
ESP10, 472, 490, 497, 505, 508, 614, , 618
ESP10, 473, 490, 497, 506, 509, 616, , 620
ESP10, 475, 492, 499, 507, 510, 618, , 622
ESP10, 473, 490, 497, 506, 509, 620, , 624
ESP10, 474, 492, 499, 508, 510, 622, , 626
ESP10, 475, 492, 499, 507, 510, 624, , 628
ESP10, 477, 493, 500, 508, 511, 626, , 630
ESP10, 479, 492, 499, 508, 512, 628, , 632
ESP10, 484, 493, 500, 509, 513, 630, , 634
ESP10, 484, 494, 501, 509, 513, 632, , 636
ESP10, 484, 494, 501, 509, 513, 634, , 638
ESP10, 486, 493, 501, 509, 513, 636, , 640
ESP10, 486, 492, 500, 508, 512, 638, , 642
ESP10, 486, 493, 501, 508, 512, 641, , 645
ESP10, 487, 493, 500, 508, 512, 643, , 647
ESP10, 487, 493, 500, 508, 513, 645, , 649
ESP10, 488, 493, 501, 509, 513, 647, , 651
ESP10, 487, 495, 501, 509, 513, 649, , 653
ESP10, 488, 496, 502, 509, 513, 651, , 655
ESP10, 488, 496, 502, 509, 513, 653, , 657
ESP10, 487, 495, 501, 509, 512, 655, , 659
ESP10, 487, 495, 501, 509, 512, 657, , 661
ESP10, 486, 494, 501, 509, 512, 659, , 663
ESP10, 486, 494, 500, 508, 511, 661, , 665
ESP10, 486, 494, 500, 508, 511, 663, , 667
ESP10, 487, 496, 503, 510, 513, 665, , 669
ESP10, 487, 496, 503, 510, 513, 667, , 671
ESP10, 486, 496, 502, 508, 512, 670, , 674
ESP10, 486, 496, 503, 508, 512, 672, , 676
ESP10, 486, 496, 503, 508, 512, 674, , 678
ESP10, 486, 496, 503, 509, 513, 676, , 680
ESP10, 485, 495, 502, 508, 512, 678, , 682
ESP10, 483, 493, 500, 507, 510, 680, , 684
ESP10, 483, 493, 499, 506, 510, 682, , 686
ESP10, 483, 493, 500, 507, 510, 684, , 688
ESP10, 484, 494, 500, 507, 511, 686, , 690
ESP10, 483, 494, 499, 507, 510, 688, , 692
ESP10, 484, 495, 501, 508, 511, 690, , 694
ESP10, 483, 493, 499, 507, 510, 692, , 696
ESP10, 483, 494, 499, 507, 510, 694, , 698
ESP10, 483, 493, 499, 507, 510, 697, , 701
ESP10, 483, 494, 499, 507, 510, 699, , 703
ESP10, 483, 494, 499, 507, 510, 701, , 705
ESP10, 483, 494, 500, 507, 510, 703, , 707
ESP10, 483, 494, 500, 507, 510, 705, , 709
ESP10, 484, 494, 501, 508, 511, 707, , 711
ESP10, 484, 494, 502, 508, 511, 709, , 713
ESP10, 484, 494, 503, 508, 511, 711, , 715
ESP10, 484, 494, 503, 508, 511, 713, , 717
ESP10, 483, 493, 502, 507, 510, 715, , 719
ESP10, 482, 493, 502, 507, 510, 717, , 721
ESP10, 481, 491, 501, 507, 509, 719, , 723
ESP10, 482, 495, 502, 507, 510, 721, , 725
ESP10, 483, 496, 503, 508, 510, 723, , 727
ESP10, 483, 497, 504, 508, 511, 726, , 730
ESP10, 485, 498, 505, 509, 512, 728, , 732
ESP10, 484, 497, 504, 509, 512, 730, , 734
ESP10, 485, 499, 504, 509, 511, 732, , 736
ESP10, 486, 500, 504, 509, 512, 734, , 738
Max Scale
Scale To Data
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/NKSW1N_SQIN.ESPF10.csv
NKSW1N_SQIN.ESPF0.csv|2026-08-18
NKSW1N_SQIN.ESPF10.csv|2026-08-18
NKSW1N_SQIN.ESPFM.csv|2026-08-18
APR-SEP
NOOKSACK - AT FERNDALE
(
NKSW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-08-18
Issued:
2026-08-18
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
890
1195
99
1506
1206
APR-JUL
731
990
101
1248
984
APR-AUG
810
1103
100
1375
1104
JAN-SEP
1564
1940
96
2402
2017
JAN-JUL
1398
1748
97
2177
1795
OCT-SEP
2148
2816
100
3299
2819
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/NKSW1N_SQIN.ESPF10.csv
NKSW1N_SQIN.ESPF0.csv|2026-08-18
NKSW1N_SQIN.ESPF10.csv|2026-08-18
NKSW1N_SQIN.ESPFM.csv|2026-08-18
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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