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Archive:
Water Year
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COLUMBIA - MCNARY DAM
(
MCDW1
)
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
83920
90230
95
102849
94820
APR-JUL
68511
74302
91
84760
81590
JAN-SEP
105573
111512
98
124662
113380
JAN-JUL
89649
95541
95
107860
100150
OCT-SEP
124064
130003
101
143154
128739
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-03-04
Issued:
2026-03-04
Hide Forecast
APR-SEP
79481
90244
95
99765
94820
APR-JUL
65070
74445
91
83111
81590
JAN-SEP
100171
111831
99
122091
113380
JAN-JUL
86157
95588
95
105257
100150
OCT-SEP
118662
130322
101
140583
128739
Reference
ESP with 0 Days QPF
Ensemble:
2026-03-04
Issued:
2026-03-04
Hide Forecast
APR-SEP
76235
86976
92
96918
94820
APR-JUL
62428
71664
88
80334
81590
JAN-SEP
96573
108234
95
118668
113380
JAN-JUL
83208
92902
93
102444
100150
OCT-SEP
115064
126725
98
137159
128739
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 253, 318, 359, 415, 451, 72, , 76
ESP10, 247, 317, 355, 411, 449, 77, , 81
ESP10, 244, 317, 351, 412, 448, 81, , 85
ESP10, 243, 314, 352, 413, 447, 85, , 89
ESP10, 243, 315, 352, 412, 446, 89, , 93
ESP10, 239, 310, 349, 412, 444, 94, , 98
ESP10, 241, 312, 352, 415, 445, 98, , 102
ESP10, 243, 315, 355, 417, 447, 102, , 106
ESP10, 240, 316, 356, 418, 447, 107, , 111
ESP10, 236, 313, 351, 414, 444, 111, , 115
ESP10, 234, 315, 352, 410, 443, 115, , 119
ESP10, 235, 318, 355, 411, 445, 120, , 124
ESP10, 229, 317, 349, 411, 444, 124, , 128
ESP10, 230, 318, 351, 414, 447, 128, , 132
ESP10, 228, 316, 345, 411, 445, 132, , 136
ESP10, 213, 303, 333, 402, 433, 137, , 141
ESP10, 204, 295, 326, 394, 425, 141, , 145
ESP10, 214, 303, 335, 403, 433, 145, , 149
ESP10, 217, 306, 337, 406, 434, 150, , 154
ESP10, 219, 308, 342, 406, 436, 154, , 158
ESP10, 207, 301, 334, 395, 427, 158, , 162
ESP10, 207, 306, 339, 403, 427, 162, , 166
ESP10, 201, 306, 334, 399, 424, 167, , 171
ESP10, 209, 322, 343, 407, 434, 171, , 175
ESP10, 212, 326, 351, 416, 438, 175, , 179
ESP10, 214, 327, 351, 420, 441, 180, , 184
ESP10, 214, 327, 351, 422, 439, 184, , 188
ESP10, 227, 330, 356, 424, 440, 188, , 192
ESP10, 219, 323, 352, 417, 435, 193, , 197
ESP10, 201, 309, 339, 405, 426, 197, , 201
ESP10, 200, 309, 339, 404, 424, 201, , 205
ESP10, 206, 312, 343, 409, 429, 205, , 209
ESP10, 216, 314, 343, 405, 432, 210, , 214
ESP10, 225, 323, 352, 413, 441, 214, , 218
ESP10, 231, 324, 356, 416, 443, 218, , 222
ESP10, 231, 326, 356, 416, 441, 223, , 227
ESP10, 232, 325, 355, 414, 442, 227, , 231
ESP10, 227, 318, 348, 406, 435, 231, , 235
ESP10, 234, 324, 354, 412, 441, 236, , 240
ESP10, 237, 322, 356, 410, 444, 240, , 244
ESP10, 243, 328, 359, 410, 451, 244, , 248
ESP10, 249, 337, 360, 412, 453, 248, , 252
ESP10, 259, 344, 369, 416, 459, 253, , 257
ESP10, 269, 345, 374, 425, 466, 257, , 261
ESP10, 266, 338, 370, 423, 462, 261, , 265
ESP10, 273, 342, 374, 426, 467, 266, , 270
ESP10, 268, 335, 370, 423, 466, 270, , 274
ESP10, 280, 341, 376, 428, 473, 274, , 278
ESP10, 283, 338, 374, 423, 473, 278, , 282
ESP10, 284, 341, 376, 425, 474, 283, , 287
ESP10, 282, 342, 374, 423, 472, 287, , 291
ESP10, 277, 341, 369, 418, 471, 291, , 295
ESP10, 275, 345, 371, 416, 468, 296, , 300
ESP10, 286, 355, 382, 427, 475, 300, , 304
ESP10, 283, 353, 379, 429, 471, 304, , 308
ESP10, 283, 352, 380, 430, 470, 309, , 313
ESP10, 275, 344, 377, 427, 466, 313, , 317
ESP10, 274, 342, 379, 430, 464, 317, , 321
ESP10, 277, 343, 381, 432, 465, 321, , 325
ESP10, 265, 327, 373, 419, 452, 326, , 330
ESP10, 254, 313, 364, 409, 442, 330, , 334
ESP10, 260, 320, 370, 414, 448, 334, , 338
ESP10, 248, 315, 361, 403, 440, 339, , 343
ESP10, 229, 293, 338, 384, 424, 343, , 347
ESP10, 232, 297, 341, 389, 431, 347, , 351
ESP10, 223, 294, 336, 385, 423, 351, , 355
ESP10, 230, 300, 346, 397, 431, 356, , 360
ESP10, 225, 294, 339, 393, 426, 360, , 364
ESP10, 210, 273, 320, 375, 414, 364, , 368
ESP10, 204, 268, 315, 367, 404, 369, , 373
ESP10, 201, 265, 313, 367, 405, 373, , 377
ESP10, 206, 263, 314, 371, 410, 377, , 381
ESP10, 204, 264, 315, 370, 411, 382, , 386
ESP10, 201, 259, 310, 365, 408, 386, , 390
ESP10, 205, 259, 313, 363, 410, 390, , 394
ESP10, 207, 256, 312, 362, 409, 394, , 398
ESP10, 205, 256, 315, 358, 409, 399, , 403
ESP10, 213, 260, 317, 358, 411, 403, , 407
ESP10, 214, 267, 320, 357, 412, 407, , 411
ESP10, 221, 269, 315, 354, 407, 412, , 416
ESP10, 232, 273, 319, 360, 410, 416, , 420
ESP10, 238, 275, 323, 364, 408, 420, , 424
ESP10, 251, 280, 332, 374, 416, 424, , 428
ESP10, 255, 281, 335, 379, 418, 429, , 433
ESP10, 247, 270, 326, 375, 411, 433, , 437
ESP10, 241, 265, 321, 374, 413, 437, , 441
ESP10, 242, 272, 323, 379, 416, 442, , 446
ESP10, 244, 278, 331, 384, 422, 446, , 450
ESP10, 242, 281, 330, 379, 420, 450, , 454
ESP10, 250, 285, 328, 379, 419, 455, , 459
ESP10, 257, 286, 337, 376, 420, 459, , 463
ESP10, 257, 288, 335, 375, 419, 463, , 467
ESP10, 251, 286, 329, 370, 413, 467, , 471
ESP10, 250, 295, 330, 377, 414, 472, , 476
ESP10, 242, 289, 326, 373, 407, 476, , 480
ESP10, 240, 290, 327, 374, 406, 480, , 484
ESP10, 237, 290, 325, 374, 407, 485, , 489
ESP10, 236, 291, 325, 375, 407, 489, , 493
ESP10, 241, 289, 325, 374, 406, 493, , 497
ESP10, 248, 288, 328, 372, 405, 497, , 501
ESP10, 245, 289, 330, 372, 404, 502, , 506
ESP10, 245, 292, 328, 372, 407, 506, , 510
ESP10, 243, 292, 327, 369, 406, 510, , 514
ESP10, 245, 294, 323, 366, 407, 515, , 519
ESP10, 251, 293, 328, 365, 410, 519, , 523
ESP10, 250, 298, 332, 366, 410, 523, , 527
ESP10, 247, 293, 334, 364, 407, 528, , 532
ESP10, 252, 299, 336, 367, 408, 532, , 536
ESP10, 254, 304, 336, 369, 407, 536, , 540
ESP10, 260, 318, 342, 376, 412, 540, , 544
ESP10, 267, 319, 343, 376, 412, 545, , 549
ESP10, 275, 321, 347, 379, 417, 549, , 553
ESP10, 281, 324, 350, 383, 417, 553, , 557
ESP10, 286, 329, 355, 387, 422, 558, , 562
ESP10, 287, 329, 357, 386, 423, 562, , 566
ESP10, 278, 329, 354, 385, 419, 566, , 570
ESP10, 284, 331, 358, 386, 421, 571, , 575
ESP10, 288, 331, 361, 387, 426, 575, , 579
ESP10, 290, 339, 361, 388, 428, 579, , 583
ESP10, 290, 343, 363, 388, 427, 583, , 587
ESP10, 293, 340, 360, 387, 424, 588, , 592
ESP10, 294, 338, 357, 383, 420, 592, , 596
ESP10, 287, 332, 351, 378, 417, 596, , 600
ESP10, 291, 332, 351, 380, 422, 601, , 605
ESP10, 296, 334, 351, 379, 423, 605, , 609
ESP10, 298, 337, 352, 380, 423, 609, , 613
ESP10, 293, 333, 350, 379, 419, 613, , 617
ESP10, 300, 339, 355, 385, 423, 618, , 622
ESP10, 300, 337, 353, 384, 421, 622, , 626
ESP10, 301, 336, 354, 383, 419, 626, , 630
ESP10, 301, 338, 354, 383, 416, 631, , 635
ESP10, 305, 340, 353, 383, 416, 635, , 639
ESP10, 305, 336, 350, 379, 410, 639, , 643
ESP10, 310, 339, 353, 383, 412, 644, , 648
ESP10, 306, 343, 355, 384, 409, 648, , 652
ESP10, 299, 332, 344, 375, 399, 652, , 656
ESP10, 298, 329, 343, 373, 399, 656, , 660
ESP10, 302, 335, 349, 376, 404, 661, , 665
ESP10, 288, 323, 338, 365, 394, 665, , 669
ESP10, 301, 335, 350, 376, 406, 669, , 673
ESP10, 293, 326, 343, 369, 401, 674, , 678
ESP10, 300, 333, 353, 377, 407, 678, , 682
ESP10, 305, 334, 352, 380, 406, 682, , 686
ESP10, 310, 339, 356, 385, 411, 686, , 690
ESP10, 313, 338, 358, 385, 413, 691, , 695
ESP10, 317, 342, 360, 389, 415, 695, , 699
ESP10, 321, 342, 362, 391, 414, 699, , 703
ESP10, 315, 336, 357, 382, 406, 704, , 708
ESP10, 312, 330, 355, 377, 401, 708, , 712
ESP10, 301, 324, 348, 369, 392, 712, , 716
ESP10, 305, 330, 354, 371, 395, 717, , 721
ESP10, 300, 327, 352, 368, 391, 721, , 725
ESP10, 292, 319, 349, 363, 383, 725, , 729
ESP10, 283, 313, 344, 358, 375, 729, , 733
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Data Files
/chpsesp/ensemble/natural/MCDW1N_SQIN.ESPF10.csv
MCDW1N_SQIN.ESPF0.csv|2026-03-04
MCDW1N_SQIN.ESPF10.csv|2026-03-04
MCDW1N_SQIN.ESPFM.csv|2026-03-04
APR-SEP
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ESP10,ESPM,ESP0
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