Choose Date:
Archive:
Water Year
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NISQUALLY - AT MCKENNA
(
MKNW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-07-15
Issued:
2026-07-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
297
305
69
310
443
APR-JUL
254
255
68
257
377
JAN-SEP
806
814
89
819
913
JAN-JUL
763
764
90
766
847
OCT-SEP
1379
1387
108
1392
1281
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-07-15
Issued:
2026-07-15
Hide Forecast
APR-SEP
297
304
69
310
443
APR-JUL
253
255
67
257
377
JAN-SEP
806
813
89
819
913
JAN-JUL
761
763
90
766
847
OCT-SEP
1379
1386
108
1392
1281
Reference
ESP with 0 Days QPF
Ensemble:
2026-07-15
Issued:
2026-07-15
Hide Forecast
APR-SEP
295
302
68
309
443
APR-JUL
250
253
67
255
377
JAN-SEP
804
811
89
818
913
JAN-JUL
759
762
90
764
847
OCT-SEP
1377
1384
108
1391
1281
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 147, 248, 321, 386, 435, 70, , 74
ESP10, 147, 248, 321, 386, 435, 73, , 77
ESP10, 147, 248, 322, 387, 435, 75, , 79
ESP10, 147, 248, 322, 387, 435, 77, , 81
ESP10, 147, 248, 322, 386, 435, 80, , 84
ESP10, 147, 248, 322, 387, 435, 82, , 86
ESP10, 146, 247, 322, 386, 435, 84, , 88
ESP10, 147, 248, 322, 388, 435, 87, , 91
ESP10, 146, 249, 322, 389, 435, 89, , 93
ESP10, 146, 247, 321, 388, 434, 91, , 95
ESP10, 146, 248, 322, 389, 435, 94, , 98
ESP10, 145, 247, 321, 387, 434, 96, , 100
ESP10, 146, 246, 320, 388, 435, 98, , 102
ESP10, 146, 246, 320, 387, 434, 100, , 104
ESP10, 145, 246, 319, 386, 434, 103, , 107
ESP10, 144, 244, 317, 383, 431, 105, , 109
ESP10, 143, 243, 315, 381, 428, 107, , 111
ESP10, 144, 243, 315, 382, 429, 110, , 114
ESP10, 144, 243, 315, 382, 429, 112, , 116
ESP10, 145, 244, 316, 383, 430, 114, , 118
ESP10, 144, 242, 313, 380, 426, 117, , 121
ESP10, 144, 244, 315, 381, 428, 119, , 123
ESP10, 143, 243, 314, 380, 427, 121, , 125
ESP10, 145, 244, 316, 382, 429, 124, , 128
ESP10, 146, 244, 317, 383, 430, 126, , 130
ESP10, 147, 245, 317, 383, 430, 128, , 132
ESP10, 147, 246, 319, 383, 430, 131, , 135
ESP10, 147, 249, 319, 383, 430, 133, , 137
ESP10, 147, 249, 317, 382, 429, 135, , 139
ESP10, 147, 248, 314, 381, 428, 138, , 142
ESP10, 146, 248, 316, 381, 428, 140, , 144
ESP10, 147, 248, 318, 381, 431, 142, , 146
ESP10, 148, 248, 319, 381, 433, 145, , 149
ESP10, 149, 249, 323, 383, 435, 147, , 151
ESP10, 149, 250, 323, 384, 435, 149, , 153
ESP10, 150, 250, 323, 384, 436, 151, , 155
ESP10, 151, 250, 323, 384, 437, 154, , 158
ESP10, 150, 249, 321, 381, 434, 156, , 160
ESP10, 150, 246, 320, 382, 433, 158, , 162
ESP10, 150, 245, 319, 382, 434, 161, , 165
ESP10, 151, 247, 316, 371, 414, 163, , 167
ESP10, 152, 247, 317, 372, 414, 165, , 169
ESP10, 148, 242, 314, 368, 410, 168, , 172
ESP10, 161, 255, 327, 391, 436, 170, , 174
ESP10, 159, 253, 332, 394, 439, 172, , 176
ESP10, 156, 252, 332, 391, 437, 175, , 179
ESP10, 158, 252, 331, 396, 446, 177, , 181
ESP10, 160, 256, 333, 399, 448, 179, , 183
ESP10, 160, 256, 333, 399, 449, 182, , 186
ESP10, 162, 259, 333, 403, 449, 184, , 188
ESP10, 164, 259, 330, 397, 438, 186, , 190
ESP10, 164, 257, 332, 404, 439, 189, , 193
ESP10, 164, 260, 333, 402, 438, 191, , 195
ESP10, 168, 263, 337, 404, 442, 193, , 197
ESP10, 170, 262, 336, 403, 440, 196, , 200
ESP10, 178, 266, 345, 406, 446, 198, , 202
ESP10, 179, 264, 344, 406, 445, 200, , 204
ESP10, 181, 263, 345, 405, 445, 202, , 206
ESP10, 182, 265, 346, 405, 447, 205, , 209
ESP10, 178, 262, 341, 403, 441, 207, , 211
ESP10, 185, 267, 344, 403, 443, 209, , 213
ESP10, 188, 274, 345, 405, 450, 212, , 216
ESP10, 185, 258, 327, 381, 427, 214, , 218
ESP10, 175, 247, 319, 372, 418, 216, , 220
ESP10, 181, 253, 324, 379, 422, 219, , 223
ESP10, 183, 250, 323, 378, 420, 221, , 225
ESP10, 194, 255, 329, 381, 423, 223, , 227
ESP10, 198, 253, 329, 380, 422, 226, , 230
ESP10, 199, 252, 330, 380, 422, 228, , 232
ESP10, 198, 253, 326, 374, 417, 230, , 234
ESP10, 186, 240, 313, 361, 406, 233, , 237
ESP10, 183, 237, 311, 358, 403, 235, , 239
ESP10, 183, 236, 311, 360, 403, 237, , 241
ESP10, 189, 240, 313, 364, 406, 240, , 244
ESP10, 192, 240, 313, 363, 406, 242, , 246
ESP10, 196, 241, 315, 364, 406, 244, , 248
ESP10, 193, 237, 310, 359, 402, 247, , 251
ESP10, 194, 241, 314, 360, 403, 249, , 253
ESP10, 195, 243, 314, 362, 404, 251, , 255
ESP10, 192, 240, 310, 362, 402, 253, , 257
ESP10, 202, 251, 319, 372, 410, 256, , 260
ESP10, 200, 250, 317, 372, 409, 258, , 262
ESP10, 202, 252, 318, 375, 411, 260, , 264
ESP10, 202, 251, 319, 375, 411, 263, , 267
ESP10, 199, 247, 316, 371, 408, 265, , 269
ESP10, 194, 242, 317, 366, 403, 267, , 271
ESP10, 200, 250, 323, 371, 411, 270, , 274
ESP10, 206, 255, 328, 374, 415, 272, , 276
ESP10, 209, 255, 329, 375, 416, 274, , 278
ESP10, 215, 256, 330, 376, 417, 277, , 281
ESP10, 218, 257, 331, 377, 418, 279, , 283
ESP10, 215, 254, 328, 374, 415, 281, , 285
ESP10, 210, 253, 324, 371, 414, 284, , 288
ESP10, 210, 252, 324, 372, 415, 286, , 290
ESP10, 206, 250, 321, 372, 415, 288, , 292
ESP10, 204, 248, 320, 371, 419, 291, , 295
ESP10, 202, 247, 320, 369, 417, 293, , 297
ESP10, 204, 248, 324, 372, 419, 295, , 299
ESP10, 207, 252, 331, 375, 423, 298, , 302
ESP10, 208, 254, 334, 378, 425, 300, , 304
ESP10, 209, 255, 335, 379, 426, 302, , 306
ESP10, 207, 256, 335, 378, 426, 304, , 308
ESP10, 204, 254, 336, 377, 425, 307, , 311
ESP10, 202, 252, 342, 375, 425, 309, , 313
ESP10, 203, 254, 343, 377, 426, 311, , 315
ESP10, 202, 254, 341, 376, 423, 314, , 318
ESP10, 199, 251, 338, 375, 420, 316, , 320
ESP10, 207, 256, 343, 380, 424, 318, , 322
ESP10, 210, 258, 348, 382, 425, 321, , 325
ESP10, 223, 262, 355, 391, 430, 323, , 327
ESP10, 223, 262, 355, 391, 428, 325, , 329
ESP10, 226, 265, 355, 394, 429, 328, , 332
ESP10, 228, 269, 356, 397, 429, 330, , 334
ESP10, 228, 272, 356, 400, 430, 332, , 336
ESP10, 228, 272, 356, 400, 430, 335, , 339
ESP10, 228, 275, 356, 402, 431, 337, , 341
ESP10, 229, 276, 357, 403, 433, 339, , 343
ESP10, 224, 272, 353, 398, 431, 342, , 346
ESP10, 225, 273, 356, 397, 433, 344, , 348
ESP10, 223, 272, 358, 395, 433, 346, , 350
ESP10, 222, 277, 358, 395, 437, 349, , 353
ESP10, 222, 277, 360, 394, 437, 351, , 355
ESP10, 218, 274, 357, 390, 434, 353, , 357
ESP10, 226, 277, 359, 393, 436, 355, , 359
ESP10, 229, 281, 361, 398, 437, 358, , 362
ESP10, 229, 279, 361, 398, 434, 360, , 364
ESP10, 227, 276, 360, 396, 432, 362, , 366
ESP10, 237, 282, 366, 404, 438, 365, , 369
ESP10, 240, 283, 370, 407, 439, 367, , 371
ESP10, 243, 284, 372, 409, 440, 369, , 373
ESP10, 242, 286, 371, 411, 439, 372, , 376
ESP10, 244, 291, 373, 414, 442, 374, , 378
ESP10, 238, 287, 370, 406, 435, 376, , 380
ESP10, 243, 289, 372, 409, 437, 379, , 383
ESP10, 243, 286, 369, 409, 434, 381, , 385
ESP10, 238, 280, 364, 405, 431, 383, , 387
ESP10, 239, 281, 366, 407, 435, 386, , 390
ESP10, 247, 286, 372, 413, 445, 388, , 392
ESP10, 234, 275, 361, 404, 434, 390, , 394
ESP10, 240, 280, 365, 409, 441, 393, , 397
ESP10, 238, 278, 365, 404, 438, 395, , 399
ESP10, 242, 284, 370, 408, 441, 397, , 401
ESP10, 242, 287, 369, 409, 443, 400, , 404
ESP10, 251, 294, 374, 416, 449, 402, , 406
ESP10, 257, 302, 379, 422, 454, 404, , 408
ESP10, 263, 308, 385, 428, 457, 406, , 410
ESP10, 262, 311, 383, 425, 454, 409, , 413
ESP10, 257, 309, 380, 421, 451, 411, , 415
ESP10, 257, 311, 382, 422, 451, 413, , 417
ESP10, 256, 311, 386, 426, 452, 416, , 420
ESP10, 261, 311, 387, 429, 455, 418, , 422
ESP10, 262, 309, 391, 429, 453, 420, , 424
ESP10, 257, 304, 388, 425, 448, 423, , 427
ESP10, 244, 291, 377, 416, 436, 425, , 429
ESP10, 238, 284, 371, 412, 433, 427, , 431
ESP10, 232, 278, 364, 408, 430, 430, , 434
ESP10, 226, 272, 357, 405, 425, 432, , 436
ESP10, 209, 253, 338, 391, 406, 434, , 438
ESP10, 201, 245, 329, 382, 401, 437, , 441
ESP10, 209, 253, 337, 390, 409, 439, , 443
ESP10, 209, 251, 335, 386, 408, 441, , 445
ESP10, 214, 254, 337, 387, 414, 444, , 448
ESP10, 226, 270, 348, 396, 427, 446, , 450
ESP10, 219, 266, 344, 393, 422, 448, , 452
ESP10, 221, 270, 347, 395, 433, 451, , 455
ESP10, 209, 264, 340, 388, 425, 453, , 457
ESP10, 201, 266, 335, 383, 420, 455, , 459
ESP10, 201, 267, 337, 383, 420, 457, , 461
ESP10, 206, 266, 337, 383, 421, 460, , 464
ESP10, 211, 269, 345, 386, 425, 462, , 466
ESP10, 211, 267, 341, 385, 422, 464, , 468
ESP10, 220, 273, 341, 386, 423, 467, , 471
ESP10, 230, 274, 344, 387, 425, 469, , 473
ESP10, 226, 260, 335, 377, 414, 471, , 475
ESP10, 227, 277, 331, 380, 410, 474, , 478
ESP10, 245, 291, 347, 392, 420, 476, , 480
ESP10, 234, 279, 336, 387, 407, 478, , 482
ESP10, 246, 285, 342, 400, 421, 481, , 485
ESP10, 251, 286, 347, 401, 422, 483, , 487
ESP10, 262, 284, 346, 405, 426, 485, , 489
ESP10, 268, 288, 364, 413, 434, 488, , 492
ESP10, 283, 308, 368, 416, 441, 490, , 494
ESP10, 279, 309, 363, 411, 440, 492, , 496
ESP10, 292, 321, 370, 418, 446, 495, , 499
ESP10, 294, 322, 377, 422, 448, 497, , 501
ESP10, 296, 325, 379, 428, 450, 499, , 503
ESP10, 292, 319, 371, 421, 446, 502, , 506
ESP10, 298, 322, 377, 425, 449, 504, , 508
ESP10, 294, 309, 367, 418, 442, 506, , 510
ESP10, 282, 303, 356, 408, 431, 508, , 512
ESP10, 279, 319, 352, 406, 429, 511, , 515
ESP10, 271, 312, 343, 401, 423, 513, , 517
ESP10, 277, 313, 346, 402, 421, 515, , 519
ESP10, 284, 316, 354, 401, 420, 518, , 522
ESP10, 294, 326, 368, 410, 424, 520, , 524
ESP10, 308, 337, 386, 420, 434, 522, , 526
ESP10, 320, 352, 392, 426, 439, 525, , 529
ESP10, 327, 360, 399, 427, 440, 527, , 531
ESP10, 335, 361, 397, 426, 439, 529, , 533
ESP10, 334, 361, 396, 428, 437, 532, , 536
ESP10, 334, 365, 396, 431, 437, 534, , 538
ESP10, 330, 363, 397, 429, 435, 536, , 540
ESP10, 333, 365, 401, 428, 434, 539, , 543
ESP10, 336, 365, 403, 426, 432, 541, , 545
ESP10, 338, 369, 404, 427, 433, 543, , 547
ESP10, 341, 379, 408, 428, 433, 546, , 550
ESP10, 341, 383, 410, 427, 432, 548, , 552
ESP10, 347, 386, 412, 428, 432, 550, , 554
ESP10, 353, 386, 411, 428, 432, 553, , 557
ESP10, 354, 389, 411, 429, 432, 555, , 559
ESP10, 353, 391, 412, 429, 431, 557, , 561
ESP10, 357, 394, 420, 435, 438, 559, , 563
ESP10, 359, 396, 421, 437, 439, 562, , 566
ESP10, 361, 396, 425, 437, 439, 564, , 568
ESP10, 366, 397, 426, 438, 441, 566, , 570
ESP10, 370, 402, 430, 439, 442, 569, , 573
ESP10, 381, 416, 447, 456, 461, 571, , 575
ESP10, 381, 417, 448, 458, 462, 573, , 577
ESP10, 381, 415, 448, 458, 463, 576, , 580
ESP10, 382, 415, 452, 458, 465, 578, , 582
ESP10, 386, 418, 453, 460, 465, 580, , 584
ESP10, 389, 418, 453, 459, 465, 583, , 587
ESP10, 395, 430, 458, 465, 469, 585, , 589
ESP10, 387, 420, 452, 460, 465, 587, , 591
ESP10, 381, 415, 444, 452, 457, 590, , 594
ESP10, 389, 425, 449, 455, 461, 592, , 596
ESP10, 388, 426, 448, 455, 460, 594, , 598
ESP10, 386, 422, 446, 451, 456, 597, , 601
ESP10, 395, 427, 448, 455, 458, 599, , 603
ESP10, 400, 427, 447, 455, 458, 601, , 605
ESP10, 388, 420, 442, 450, 453, 604, , 608
ESP10, 397, 424, 446, 453, 457, 606, , 610
ESP10, 396, 425, 444, 453, 456, 608, , 612
ESP10, 402, 428, 446, 453, 457, 610, , 614
ESP10, 411, 436, 447, 455, 460, 613, , 617
ESP10, 414, 438, 448, 455, 459, 615, , 619
ESP10, 412, 438, 449, 455, 459, 617, , 621
ESP10, 410, 439, 450, 454, 458, 620, , 624
ESP10, 416, 444, 452, 456, 460, 622, , 626
ESP10, 419, 445, 452, 457, 461, 624, , 628
ESP10, 428, 443, 450, 455, 459, 627, , 631
ESP10, 429, 443, 450, 455, 459, 629, , 633
ESP10, 430, 446, 452, 456, 460, 631, , 635
ESP10, 431, 447, 452, 457, 462, 634, , 638
ESP10, 430, 446, 452, 457, 462, 636, , 640
ESP10, 426, 446, 449, 455, 459, 638, , 642
ESP10, 431, 449, 453, 458, 462, 641, , 645
ESP10, 428, 448, 451, 455, 460, 643, , 647
ESP10, 424, 441, 445, 449, 453, 645, , 649
ESP10, 423, 439, 443, 446, 450, 648, , 652
ESP10, 427, 439, 443, 446, 452, 650, , 654
ESP10, 429, 441, 445, 448, 454, 652, , 656
ESP10, 428, 440, 445, 447, 452, 655, , 659
ESP10, 425, 437, 441, 444, 448, 657, , 661
ESP10, 426, 436, 440, 443, 449, 659, , 663
ESP10, 426, 436, 440, 443, 448, 661, , 665
ESP10, 425, 435, 438, 441, 446, 664, , 668
ESP10, 426, 437, 440, 443, 448, 666, , 670
ESP10, 425, 435, 439, 442, 447, 668, , 672
ESP10, 425, 435, 440, 441, 447, 671, , 675
ESP10, 427, 435, 439, 442, 447, 673, , 677
ESP10, 424, 433, 437, 440, 446, 675, , 679
ESP10, 423, 431, 435, 439, 444, 678, , 682
ESP10, 423, 432, 436, 439, 444, 680, , 684
ESP10, 424, 433, 437, 440, 445, 682, , 686
ESP10, 423, 432, 436, 439, 444, 685, , 689
ESP10, 426, 434, 438, 442, 446, 687, , 691
ESP10, 428, 436, 441, 444, 448, 689, , 693
ESP10, 428, 436, 440, 444, 448, 692, , 696
ESP10, 427, 435, 439, 443, 447, 694, , 698
ESP10, 428, 434, 438, 442, 446, 696, , 700
ESP10, 429, 434, 438, 442, 446, 699, , 703
ESP10, 428, 433, 438, 441, 445, 701, , 705
ESP10, 427, 432, 437, 440, 444, 703, , 707
ESP10, 428, 431, 435, 439, 442, 706, , 710
ESP10, 427, 429, 433, 437, 440, 708, , 712
ESP10, 426, 429, 433, 437, 440, 710, , 714
ESP10, 427, 430, 434, 437, 441, 712, , 716
ESP10, 427, 430, 434, 437, 441, 715, , 719
ESP10, 427, 431, 434, 438, 442, 717, , 721
ESP10, 427, 430, 433, 438, 442, 719, , 723
ESP10, 428, 431, 434, 438, 442, 722, , 726
ESP10, 425, 428, 432, 436, 439, 724, , 728
ESP10, 424, 428, 431, 435, 438, 726, , 730
ESP10, 424, 427, 431, 435, 438, 729, , 733
ESP10, 424, 427, 430, 435, 438, 731, , 735
ESP10, 425, 428, 431, 435, 439, 733, , 737
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/MKNW1N_SQIN.ESPF10.csv
MKNW1N_SQIN.ESPF0.csv|2026-07-15
MKNW1N_SQIN.ESPF10.csv|2026-07-15
MKNW1N_SQIN.ESPFM.csv|2026-07-15
APR-SEP
NISQUALLY - AT MCKENNA
(
MKNW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-07-15
Issued:
2026-07-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
302
406
92
583
443
APR-JUL
258
339
90
493
377
JAN-SEP
673
869
95
1183
913
JAN-JUL
630
817
96
1121
847
OCT-SEP
928
1270
99
1651
1281
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/MKNW1N_SQIN.ESPF10.csv
MKNW1N_SQIN.ESPF0.csv|2026-07-15
MKNW1N_SQIN.ESPF10.csv|2026-07-15
MKNW1N_SQIN.ESPFM.csv|2026-07-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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