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COWLITZ - MAYFIELD RESERVOIR
(
MYDW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-01-08
Issued:
2026-01-08
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1194
1638
88
2157
1864
APR-JUL
1042
1436
87
1929
1648
JAN-SEP
2589
3161
92
3987
3420
JAN-JUL
2438
2982
93
3792
3204
OCT-SEP
4532
5104
110
5930
4624
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-01-08
Issued:
2026-01-08
Hide Forecast
APR-SEP
1199
1624
87
2182
1864
APR-JUL
1047
1425
86
1944
1648
JAN-SEP
2591
3158
92
4047
3420
JAN-JUL
2424
2995
93
3811
3204
OCT-SEP
4534
5100
110
5990
4624
Reference
ESP with 0 Days QPF
Ensemble:
2026-01-08
Issued:
2026-01-08
Hide Forecast
APR-SEP
1255
1674
90
2248
1864
APR-JUL
1091
1482
90
2028
1648
JAN-SEP
2709
3353
98
4270
3420
JAN-JUL
2580
3144
98
4017
3204
OCT-SEP
4652
5295
115
6213
4624
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 248, 298, 345, 405, 437, 75, , 79
ESP10, 248, 297, 345, 405, 437, 81, , 85
ESP10, 248, 297, 345, 405, 437, 88, , 92
ESP10, 248, 297, 345, 405, 437, 95, , 99
ESP10, 248, 297, 345, 405, 437, 101, , 105
ESP10, 248, 297, 345, 405, 437, 108, , 112
ESP10, 247, 296, 344, 403, 436, 114, , 118
ESP10, 247, 296, 344, 404, 436, 121, , 125
ESP10, 247, 297, 345, 405, 437, 128, , 132
ESP10, 247, 296, 345, 405, 437, 134, , 138
ESP10, 247, 296, 344, 404, 436, 141, , 145
ESP10, 247, 296, 344, 404, 437, 148, , 152
ESP10, 247, 296, 344, 404, 437, 154, , 158
ESP10, 247, 296, 344, 404, 438, 161, , 165
ESP10, 238, 287, 334, 393, 426, 168, , 172
ESP10, 238, 286, 334, 392, 426, 174, , 178
ESP10, 233, 287, 336, 389, 424, 181, , 185
ESP10, 234, 283, 331, 391, 427, 187, , 191
ESP10, 234, 283, 332, 391, 427, 194, , 198
ESP10, 235, 283, 335, 392, 427, 201, , 205
ESP10, 232, 282, 330, 387, 425, 207, , 211
ESP10, 235, 284, 340, 393, 428, 214, , 218
ESP10, 234, 283, 340, 393, 427, 221, , 225
ESP10, 234, 290, 342, 393, 428, 227, , 231
ESP10, 235, 290, 342, 395, 428, 234, , 238
ESP10, 235, 287, 342, 396, 431, 240, , 244
ESP10, 235, 287, 342, 395, 429, 247, , 251
ESP10, 235, 291, 343, 397, 431, 254, , 258
ESP10, 235, 291, 344, 392, 429, 260, , 264
ESP10, 234, 287, 344, 392, 426, 267, , 271
ESP10, 231, 284, 341, 389, 424, 274, , 278
ESP10, 234, 286, 343, 391, 425, 280, , 284
ESP10, 235, 285, 343, 391, 425, 287, , 291
ESP10, 238, 288, 344, 392, 425, 294, , 298
ESP10, 238, 288, 343, 392, 425, 300, , 304
ESP10, 239, 292, 345, 392, 429, 307, , 311
ESP10, 239, 292, 344, 392, 429, 313, , 317
ESP10, 237, 290, 342, 390, 424, 320, , 324
ESP10, 235, 288, 339, 390, 423, 327, , 331
ESP10, 237, 288, 339, 389, 423, 333, , 337
ESP10, 241, 291, 342, 391, 426, 340, , 344
ESP10, 245, 292, 343, 392, 427, 347, , 351
ESP10, 243, 288, 340, 389, 424, 353, , 357
ESP10, 251, 296, 345, 397, 430, 360, , 364
ESP10, 253, 296, 347, 397, 430, 367, , 371
ESP10, 254, 295, 346, 395, 429, 373, , 377
ESP10, 256, 296, 346, 397, 430, 380, , 384
ESP10, 258, 299, 348, 400, 432, 386, , 390
ESP10, 257, 300, 347, 399, 432, 393, , 397
ESP10, 259, 301, 348, 399, 433, 400, , 404
ESP10, 261, 304, 348, 398, 430, 406, , 410
ESP10, 263, 308, 349, 401, 428, 413, , 417
ESP10, 262, 310, 350, 400, 429, 420, , 424
ESP10, 266, 314, 354, 404, 432, 426, , 430
ESP10, 265, 313, 353, 402, 430, 433, , 437
ESP10, 269, 316, 356, 404, 434, 439, , 443
ESP10, 269, 316, 357, 403, 432, 446, , 450
ESP10, 271, 316, 356, 404, 430, 453, , 457
ESP10, 272, 317, 357, 404, 426, 459, , 463
ESP10, 266, 313, 353, 399, 420, 466, , 470
ESP10, 274, 320, 358, 404, 428, 473, , 477
ESP10, 278, 324, 361, 407, 435, 479, , 483
ESP10, 277, 323, 361, 405, 438, 486, , 490
ESP10, 282, 330, 371, 410, 440, 493, , 497
ESP10, 289, 339, 377, 417, 448, 499, , 503
ESP10, 287, 338, 374, 415, 445, 506, , 510
ESP10, 293, 342, 378, 422, 452, 512, , 516
ESP10, 298, 342, 380, 422, 458, 519, , 523
ESP10, 301, 342, 381, 422, 459, 526, , 530
ESP10, 296, 337, 376, 418, 454, 532, , 536
ESP10, 284, 327, 365, 404, 441, 539, , 543
ESP10, 281, 325, 362, 401, 441, 546, , 550
ESP10, 279, 323, 362, 400, 443, 552, , 556
ESP10, 286, 328, 366, 405, 450, 559, , 563
ESP10, 286, 329, 366, 406, 450, 566, , 570
ESP10, 287, 329, 366, 407, 450, 572, , 576
ESP10, 280, 324, 360, 403, 446, 579, , 583
ESP10, 280, 326, 360, 403, 446, 585, , 589
ESP10, 278, 326, 359, 403, 446, 592, , 596
ESP10, 276, 325, 359, 401, 446, 599, , 603
ESP10, 285, 336, 369, 411, 454, 605, , 609
ESP10, 284, 337, 369, 409, 453, 612, , 616
ESP10, 291, 343, 378, 417, 459, 619, , 623
ESP10, 292, 343, 380, 417, 459, 625, , 629
ESP10, 289, 333, 381, 414, 454, 632, , 636
ESP10, 281, 327, 378, 411, 450, 638, , 642
ESP10, 285, 329, 383, 413, 454, 645, , 649
ESP10, 292, 332, 387, 415, 458, 652, , 656
ESP10, 290, 331, 388, 418, 457, 658, , 662
ESP10, 298, 337, 390, 420, 459, 665, , 669
ESP10, 302, 342, 394, 423, 461, 672, , 676
ESP10, 298, 339, 390, 420, 457, 678, , 682
ESP10, 295, 334, 386, 415, 454, 685, , 689
ESP10, 294, 331, 383, 413, 451, 692, , 696
ESP10, 293, 332, 380, 414, 450, 698, , 702
ESP10, 285, 324, 377, 411, 447, 705, , 709
ESP10, 283, 323, 376, 410, 448, 711, , 715
ESP10, 284, 323, 377, 413, 451, 718, , 722
ESP10, 291, 335, 379, 418, 454, 725, , 729
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Data Files
/chpsesp/ensemble/watersupply/MYDW1W_SQIN.ESPF10.csv
MYDW1W_SQIN.ESPF0.csv|2026-01-08
MYDW1W_SQIN.ESPF10.csv|2026-01-08
MYDW1W_SQIN.ESPFM.csv|2026-01-08
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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