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COLUMBIA - MCNARY DAM
(
MCDW1
)
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
74961
90904
98
108557
92790
APR-JUL
63783
77169
96
92379
80726
JAN-SEP
97878
113435
101
132999
112028
JAN-JUL
86157
100036
100
116401
99964
OCT-SEP
116024
131580
104
151145
126785
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-01-08
Issued:
2026-01-08
Hide Forecast
APR-SEP
75044
92577
100
109874
92790
APR-JUL
63638
77723
96
94827
80726
JAN-SEP
97855
115061
103
136343
112028
JAN-JUL
86051
101039
101
119891
99964
OCT-SEP
116000
133207
105
154489
126785
Reference
ESP with 0 Days QPF
Ensemble:
2026-01-08
Issued:
2026-01-08
Hide Forecast
APR-SEP
76934
95948
103
114072
92790
APR-JUL
64734
81790
101
99595
80726
JAN-SEP
99247
119191
106
141213
112028
JAN-JUL
87343
105240
105
125026
99964
OCT-SEP
117393
137336
108
159358
126785
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 257, 322, 360, 416, 450, 75, , 79
ESP10, 252, 317, 355, 412, 448, 81, , 85
ESP10, 249, 319, 352, 413, 447, 88, , 92
ESP10, 248, 315, 353, 413, 446, 95, , 99
ESP10, 247, 316, 353, 412, 445, 101, , 105
ESP10, 243, 310, 350, 412, 442, 108, , 112
ESP10, 245, 313, 353, 416, 444, 114, , 118
ESP10, 247, 316, 356, 419, 446, 121, , 125
ESP10, 244, 318, 358, 422, 446, 128, , 132
ESP10, 240, 315, 352, 417, 443, 134, , 138
ESP10, 238, 318, 355, 411, 442, 141, , 145
ESP10, 239, 321, 359, 413, 444, 148, , 152
ESP10, 234, 319, 353, 413, 443, 154, , 158
ESP10, 235, 319, 355, 414, 446, 161, , 165
ESP10, 232, 317, 349, 411, 443, 168, , 172
ESP10, 217, 304, 336, 403, 431, 174, , 178
ESP10, 208, 296, 327, 395, 423, 181, , 185
ESP10, 218, 306, 338, 404, 431, 187, , 191
ESP10, 222, 308, 341, 406, 433, 194, , 198
ESP10, 223, 310, 346, 408, 434, 201, , 205
ESP10, 212, 302, 337, 396, 425, 207, , 211
ESP10, 212, 307, 341, 402, 426, 214, , 218
ESP10, 205, 308, 336, 399, 424, 221, , 225
ESP10, 214, 323, 344, 407, 434, 227, , 231
ESP10, 217, 327, 351, 419, 437, 234, , 238
ESP10, 217, 328, 354, 425, 439, 240, , 244
ESP10, 218, 329, 354, 426, 437, 247, , 251
ESP10, 230, 333, 359, 428, 438, 254, , 258
ESP10, 225, 326, 353, 421, 434, 260, , 264
ESP10, 207, 312, 341, 408, 424, 267, , 271
ESP10, 206, 311, 340, 407, 423, 274, , 278
ESP10, 213, 314, 345, 411, 428, 280, , 284
ESP10, 223, 317, 345, 408, 431, 287, , 291
ESP10, 231, 325, 355, 414, 440, 294, , 298
ESP10, 237, 326, 358, 416, 441, 300, , 304
ESP10, 237, 327, 359, 416, 441, 307, , 311
ESP10, 238, 327, 360, 414, 442, 313, , 317
ESP10, 233, 319, 351, 407, 434, 320, , 324
ESP10, 240, 325, 357, 412, 440, 327, , 331
ESP10, 243, 324, 359, 410, 444, 333, , 337
ESP10, 248, 330, 362, 410, 449, 340, , 344
ESP10, 252, 338, 365, 412, 451, 347, , 351
ESP10, 263, 344, 373, 416, 457, 353, , 357
ESP10, 272, 345, 378, 425, 464, 360, , 364
ESP10, 269, 337, 373, 422, 460, 367, , 371
ESP10, 276, 342, 378, 425, 465, 373, , 377
ESP10, 271, 334, 373, 422, 464, 380, , 384
ESP10, 283, 341, 379, 427, 470, 386, , 390
ESP10, 287, 339, 375, 423, 471, 393, , 397
ESP10, 289, 342, 376, 425, 473, 400, , 404
ESP10, 287, 343, 375, 423, 471, 406, , 410
ESP10, 282, 344, 372, 418, 470, 413, , 417
ESP10, 281, 346, 372, 416, 467, 420, , 424
ESP10, 291, 355, 383, 427, 474, 426, , 430
ESP10, 288, 352, 381, 428, 470, 433, , 437
ESP10, 288, 351, 382, 429, 469, 439, , 443
ESP10, 281, 344, 378, 426, 465, 446, , 450
ESP10, 279, 342, 379, 429, 464, 453, , 457
ESP10, 282, 343, 382, 431, 465, 459, , 463
ESP10, 270, 328, 373, 418, 453, 466, , 470
ESP10, 257, 313, 363, 407, 441, 473, , 477
ESP10, 263, 321, 370, 412, 447, 479, , 483
ESP10, 251, 317, 361, 401, 438, 486, , 490
ESP10, 232, 296, 339, 382, 423, 493, , 497
ESP10, 234, 300, 341, 388, 428, 499, , 503
ESP10, 225, 296, 336, 384, 421, 506, , 510
ESP10, 232, 301, 345, 396, 430, 512, , 516
ESP10, 227, 295, 339, 390, 424, 519, , 523
ESP10, 212, 274, 320, 372, 413, 526, , 530
ESP10, 205, 267, 315, 365, 406, 532, , 536
ESP10, 203, 264, 313, 365, 404, 539, , 543
ESP10, 208, 262, 315, 370, 410, 546, , 550
ESP10, 207, 263, 316, 369, 409, 552, , 556
ESP10, 204, 258, 311, 364, 408, 559, , 563
ESP10, 207, 257, 314, 363, 409, 566, , 570
ESP10, 209, 255, 313, 362, 408, 572, , 576
ESP10, 206, 257, 315, 357, 408, 579, , 583
ESP10, 214, 260, 318, 357, 409, 585, , 589
ESP10, 216, 269, 320, 356, 411, 592, , 596
ESP10, 220, 272, 314, 353, 406, 599, , 603
ESP10, 231, 275, 319, 359, 409, 605, , 609
ESP10, 240, 278, 323, 362, 408, 612, , 616
ESP10, 253, 280, 332, 372, 415, 619, , 623
ESP10, 256, 280, 335, 377, 417, 625, , 629
ESP10, 249, 270, 326, 374, 411, 632, , 636
ESP10, 244, 266, 322, 373, 412, 638, , 642
ESP10, 245, 274, 324, 377, 415, 645, , 649
ESP10, 246, 281, 333, 383, 422, 652, , 656
ESP10, 245, 282, 332, 378, 418, 658, , 662
ESP10, 251, 285, 329, 378, 417, 665, , 669
ESP10, 259, 287, 337, 374, 418, 672, , 676
ESP10, 257, 290, 334, 373, 417, 678, , 682
ESP10, 253, 286, 328, 369, 412, 685, , 689
ESP10, 251, 296, 330, 375, 413, 692, , 696
ESP10, 243, 290, 326, 371, 406, 698, , 702
ESP10, 241, 291, 326, 373, 405, 705, , 709
ESP10, 238, 290, 325, 374, 406, 711, , 715
ESP10, 237, 292, 326, 374, 405, 718, , 722
ESP10, 242, 289, 327, 373, 404, 725, , 729
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Data Files
/chpsesp/ensemble/watersupply/MCDW1W_SQIN.ESPF10.csv
MCDW1W_SQIN.ESPF0.csv|2026-01-08
MCDW1W_SQIN.ESPF10.csv|2026-01-08
MCDW1W_SQIN.ESPFM.csv|2026-01-08
APR-SEP
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ESP10,ESPM,ESP0
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