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Archive:
Water Year
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COWLITZ - MAYFIELD RESERVOIR
(
MYDW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-03-04
Issued:
2026-03-04
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1133
1413
74
1977
1913
APR-JUL
992
1255
75
1736
1682
JAN-SEP
2318
2570
75
3264
3419
JAN-JUL
2167
2421
76
2999
3188
OCT-SEP
4262
4514
98
5208
4585
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-03-04
Issued:
2026-03-04
Hide Forecast
APR-SEP
1086
1406
74
1955
1913
APR-JUL
932
1225
73
1648
1682
JAN-SEP
2249
2502
73
3177
3419
JAN-JUL
2060
2328
73
2965
3188
OCT-SEP
4193
4447
97
5121
4585
Reference
ESP with 0 Days QPF
Ensemble:
2026-03-04
Issued:
2026-03-04
Hide Forecast
APR-SEP
1012
1342
70
1952
1913
APR-JUL
873
1166
69
1624
1682
JAN-SEP
2125
2363
69
3132
3419
JAN-JUL
1944
2222
70
2940
3188
OCT-SEP
4070
4307
94
5076
4585
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 244, 293, 340, 400, 432, 72, , 76
ESP10, 244, 293, 340, 399, 432, 77, , 81
ESP10, 244, 293, 340, 399, 432, 81, , 85
ESP10, 244, 293, 340, 399, 432, 85, , 89
ESP10, 244, 293, 340, 400, 432, 89, , 93
ESP10, 244, 293, 340, 400, 432, 94, , 98
ESP10, 244, 292, 340, 400, 431, 98, , 102
ESP10, 244, 293, 340, 400, 432, 102, , 106
ESP10, 244, 293, 340, 400, 431, 107, , 111
ESP10, 244, 293, 340, 400, 431, 111, , 115
ESP10, 244, 293, 340, 400, 431, 115, , 119
ESP10, 244, 293, 340, 400, 432, 120, , 124
ESP10, 244, 292, 340, 400, 432, 124, , 128
ESP10, 244, 292, 340, 400, 433, 128, , 132
ESP10, 244, 292, 340, 400, 433, 132, , 136
ESP10, 243, 292, 340, 399, 432, 137, , 141
ESP10, 241, 291, 338, 396, 430, 141, , 145
ESP10, 240, 291, 338, 395, 430, 145, , 149
ESP10, 240, 291, 338, 396, 431, 150, , 154
ESP10, 241, 291, 342, 398, 432, 154, , 158
ESP10, 238, 290, 337, 394, 429, 158, , 162
ESP10, 242, 292, 347, 399, 433, 162, , 166
ESP10, 241, 291, 347, 398, 432, 167, , 171
ESP10, 242, 293, 349, 399, 433, 171, , 175
ESP10, 243, 293, 349, 400, 433, 175, , 179
ESP10, 243, 293, 349, 399, 433, 180, , 184
ESP10, 243, 294, 349, 399, 433, 184, , 188
ESP10, 243, 296, 351, 399, 433, 188, , 192
ESP10, 244, 296, 351, 399, 433, 193, , 197
ESP10, 242, 294, 351, 398, 432, 197, , 201
ESP10, 239, 291, 348, 396, 430, 201, , 205
ESP10, 242, 294, 350, 398, 432, 205, , 209
ESP10, 243, 293, 350, 397, 431, 210, , 214
ESP10, 246, 296, 351, 399, 432, 214, , 218
ESP10, 246, 295, 351, 399, 431, 218, , 222
ESP10, 247, 297, 352, 399, 433, 223, , 227
ESP10, 247, 299, 352, 399, 434, 227, , 231
ESP10, 245, 295, 349, 397, 429, 231, , 235
ESP10, 243, 295, 347, 397, 429, 236, , 240
ESP10, 245, 294, 346, 396, 430, 240, , 244
ESP10, 249, 298, 349, 398, 433, 244, , 248
ESP10, 253, 299, 350, 398, 433, 248, , 252
ESP10, 251, 296, 347, 396, 430, 253, , 257
ESP10, 259, 304, 353, 404, 437, 257, , 261
ESP10, 261, 303, 354, 404, 436, 261, , 265
ESP10, 262, 303, 353, 402, 435, 266, , 270
ESP10, 264, 304, 353, 404, 436, 270, , 274
ESP10, 266, 306, 355, 406, 437, 274, , 278
ESP10, 265, 308, 354, 405, 435, 278, , 282
ESP10, 267, 309, 355, 405, 435, 283, , 287
ESP10, 269, 311, 355, 405, 435, 287, , 291
ESP10, 271, 315, 356, 408, 435, 291, , 295
ESP10, 270, 317, 358, 407, 433, 296, , 300
ESP10, 274, 321, 361, 411, 436, 300, , 304
ESP10, 273, 320, 361, 409, 434, 304, , 308
ESP10, 276, 324, 364, 410, 437, 309, , 313
ESP10, 276, 323, 364, 410, 436, 313, , 317
ESP10, 278, 323, 363, 410, 434, 317, , 321
ESP10, 279, 324, 364, 411, 433, 321, , 325
ESP10, 273, 320, 360, 405, 426, 326, , 330
ESP10, 282, 327, 365, 410, 434, 330, , 334
ESP10, 286, 332, 368, 414, 439, 334, , 338
ESP10, 285, 330, 368, 412, 440, 339, , 343
ESP10, 277, 325, 366, 405, 434, 343, , 347
ESP10, 285, 335, 372, 412, 442, 347, , 351
ESP10, 282, 333, 370, 410, 440, 351, , 355
ESP10, 289, 337, 373, 416, 446, 356, , 360
ESP10, 293, 338, 375, 417, 452, 360, , 364
ESP10, 294, 338, 377, 417, 454, 364, , 368
ESP10, 291, 333, 371, 412, 448, 369, , 373
ESP10, 279, 322, 360, 399, 436, 373, , 377
ESP10, 276, 320, 358, 396, 436, 377, , 381
ESP10, 274, 319, 357, 395, 437, 382, , 386
ESP10, 280, 324, 361, 400, 444, 386, , 390
ESP10, 280, 324, 361, 401, 445, 390, , 394
ESP10, 281, 325, 361, 402, 445, 394, , 398
ESP10, 276, 319, 355, 398, 441, 399, , 403
ESP10, 275, 321, 355, 398, 441, 403, , 407
ESP10, 274, 321, 355, 398, 441, 407, , 411
ESP10, 272, 321, 355, 396, 440, 412, , 416
ESP10, 281, 332, 364, 406, 449, 416, , 420
ESP10, 280, 332, 364, 404, 447, 420, , 424
ESP10, 287, 339, 373, 412, 453, 424, , 428
ESP10, 287, 338, 375, 412, 454, 429, , 433
ESP10, 285, 334, 376, 409, 451, 433, , 437
ESP10, 279, 328, 373, 406, 448, 437, , 441
ESP10, 281, 330, 378, 408, 451, 442, , 446
ESP10, 284, 333, 382, 410, 453, 446, , 450
ESP10, 286, 333, 383, 413, 453, 450, , 454
ESP10, 290, 336, 385, 414, 453, 455, , 459
ESP10, 294, 338, 389, 418, 455, 459, , 463
ESP10, 290, 335, 384, 414, 451, 463, , 467
ESP10, 287, 331, 381, 410, 448, 467, , 471
ESP10, 286, 328, 378, 408, 445, 472, , 476
ESP10, 285, 331, 376, 409, 444, 476, , 480
ESP10, 282, 329, 373, 407, 444, 480, , 484
ESP10, 281, 328, 371, 407, 445, 485, , 489
ESP10, 282, 328, 372, 410, 447, 489, , 493
ESP10, 283, 331, 374, 413, 449, 493, , 497
ESP10, 284, 331, 377, 416, 450, 497, , 501
ESP10, 285, 332, 378, 417, 452, 502, , 506
ESP10, 284, 331, 377, 416, 452, 506, , 510
ESP10, 284, 334, 380, 417, 453, 510, , 514
ESP10, 283, 335, 385, 415, 456, 515, , 519
ESP10, 286, 342, 387, 417, 460, 519, , 523
ESP10, 284, 340, 387, 416, 459, 523, , 527
ESP10, 281, 337, 384, 414, 456, 528, , 532
ESP10, 285, 340, 387, 420, 459, 532, , 536
ESP10, 287, 341, 388, 421, 462, 536, , 540
ESP10, 298, 348, 392, 428, 466, 540, , 544
ESP10, 299, 347, 391, 424, 463, 545, , 549
ESP10, 303, 349, 395, 425, 465, 549, , 553
ESP10, 304, 351, 399, 431, 465, 553, , 557
ESP10, 305, 353, 403, 435, 467, 558, , 562
ESP10, 304, 351, 402, 433, 465, 562, , 566
ESP10, 305, 354, 403, 434, 465, 566, , 570
ESP10, 307, 358, 408, 436, 466, 571, , 575
ESP10, 306, 358, 408, 435, 465, 575, , 579
ESP10, 308, 359, 411, 436, 466, 579, , 583
ESP10, 309, 359, 414, 437, 466, 583, , 587
ESP10, 313, 365, 418, 442, 470, 588, , 592
ESP10, 316, 369, 422, 444, 472, 592, , 596
ESP10, 316, 367, 420, 441, 470, 596, , 600
ESP10, 315, 365, 418, 439, 469, 601, , 605
ESP10, 317, 367, 421, 441, 472, 605, , 609
ESP10, 314, 364, 420, 439, 469, 609, , 613
ESP10, 311, 363, 421, 438, 469, 613, , 617
ESP10, 315, 367, 425, 443, 474, 618, , 622
ESP10, 311, 363, 421, 442, 471, 622, , 626
ESP10, 310, 362, 420, 443, 470, 626, , 630
ESP10, 308, 361, 419, 442, 470, 631, , 635
ESP10, 311, 364, 421, 443, 474, 635, , 639
ESP10, 302, 356, 414, 434, 468, 639, , 643
ESP10, 303, 357, 417, 436, 470, 644, , 648
ESP10, 302, 354, 414, 435, 468, 648, , 652
ESP10, 297, 348, 406, 431, 463, 652, , 656
ESP10, 302, 351, 410, 435, 466, 656, , 660
ESP10, 308, 355, 419, 439, 471, 661, , 665
ESP10, 295, 342, 407, 426, 458, 665, , 669
ESP10, 301, 347, 411, 431, 462, 669, , 673
ESP10, 302, 345, 408, 430, 462, 674, , 678
ESP10, 308, 349, 412, 437, 469, 678, , 682
ESP10, 309, 352, 412, 441, 469, 682, , 686
ESP10, 315, 361, 419, 449, 474, 686, , 690
ESP10, 320, 367, 423, 454, 478, 691, , 695
ESP10, 324, 370, 424, 454, 478, 695, , 699
ESP10, 326, 368, 424, 452, 476, 699, , 703
ESP10, 324, 365, 422, 450, 475, 704, , 708
ESP10, 325, 363, 420, 448, 473, 708, , 712
ESP10, 329, 361, 421, 447, 475, 712, , 716
ESP10, 332, 362, 423, 449, 477, 717, , 721
ESP10, 328, 360, 420, 446, 474, 721, , 725
ESP10, 327, 357, 420, 444, 471, 725, , 729
ESP10, 317, 345, 412, 432, 459, 729, , 733
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ESP10
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Data Files
/chpsesp/ensemble/natural/MYDW1N_SQIN.ESPF10.csv
MYDW1N_SQIN.ESPF0.csv|2026-03-04
MYDW1N_SQIN.ESPF10.csv|2026-03-04
MYDW1N_SQIN.ESPFM.csv|2026-03-04
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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