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COLUMBIA - MCNARY DAM
(
MCDW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-01-02
Issued:
2026-01-02
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
73242
90758
98
106254
92790
APR-JUL
62148
76969
95
91663
80726
JAN-SEP
94626
113327
101
132346
112028
JAN-JUL
83048
99017
99
119769
99964
OCT-SEP
112726
131426
104
150446
126785
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-01-02
Issued:
2026-01-02
Hide Forecast
APR-SEP
74633
91650
99
108802
92790
APR-JUL
62622
77366
96
94203
80726
JAN-SEP
96235
115129
103
135102
112028
JAN-JUL
85074
100687
101
121189
99964
OCT-SEP
114335
133229
105
153202
126785
Reference
ESP with 0 Days QPF
Ensemble:
2026-01-02
Issued:
2026-01-02
Hide Forecast
APR-SEP
73957
91766
99
108391
92790
APR-JUL
61974
77219
96
94224
80726
JAN-SEP
94143
113941
102
133885
112028
JAN-JUL
83053
99050
99
120566
99964
OCT-SEP
112243
132041
104
151985
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, 82, , 86
ESP10, 249, 319, 352, 413, 447, 89, , 93
ESP10, 248, 315, 353, 413, 446, 96, , 100
ESP10, 247, 316, 353, 412, 445, 103, , 107
ESP10, 243, 310, 350, 412, 442, 110, , 114
ESP10, 245, 313, 353, 416, 444, 117, , 121
ESP10, 247, 316, 356, 419, 446, 124, , 128
ESP10, 244, 318, 358, 422, 446, 131, , 135
ESP10, 240, 315, 352, 417, 443, 139, , 143
ESP10, 238, 318, 355, 411, 442, 146, , 150
ESP10, 239, 321, 359, 413, 444, 153, , 157
ESP10, 234, 319, 353, 413, 443, 160, , 164
ESP10, 235, 319, 355, 414, 446, 167, , 171
ESP10, 232, 317, 349, 411, 443, 174, , 178
ESP10, 217, 304, 336, 403, 431, 181, , 185
ESP10, 208, 296, 327, 395, 423, 188, , 192
ESP10, 218, 306, 338, 404, 431, 195, , 199
ESP10, 222, 308, 341, 406, 433, 202, , 206
ESP10, 223, 310, 346, 408, 434, 209, , 213
ESP10, 212, 302, 337, 396, 425, 216, , 220
ESP10, 212, 307, 341, 402, 426, 223, , 227
ESP10, 205, 308, 336, 399, 424, 230, , 234
ESP10, 214, 323, 344, 407, 434, 237, , 241
ESP10, 217, 327, 351, 419, 437, 244, , 248
ESP10, 217, 328, 354, 425, 439, 251, , 255
ESP10, 218, 329, 354, 426, 437, 258, , 262
ESP10, 230, 333, 359, 428, 438, 265, , 269
ESP10, 225, 326, 353, 421, 434, 273, , 277
ESP10, 207, 312, 341, 408, 424, 280, , 284
ESP10, 206, 311, 340, 407, 423, 287, , 291
ESP10, 213, 314, 345, 411, 428, 294, , 298
ESP10, 223, 317, 345, 408, 431, 301, , 305
ESP10, 231, 325, 355, 414, 440, 308, , 312
ESP10, 237, 326, 358, 416, 441, 315, , 319
ESP10, 237, 327, 359, 416, 441, 322, , 326
ESP10, 238, 327, 360, 414, 442, 329, , 333
ESP10, 233, 319, 351, 407, 434, 336, , 340
ESP10, 240, 325, 357, 412, 440, 343, , 347
ESP10, 243, 324, 359, 410, 444, 350, , 354
ESP10, 248, 330, 362, 410, 449, 357, , 361
ESP10, 252, 338, 365, 412, 451, 364, , 368
ESP10, 263, 344, 373, 416, 457, 371, , 375
ESP10, 272, 345, 378, 425, 464, 378, , 382
ESP10, 269, 337, 373, 422, 460, 385, , 389
ESP10, 276, 342, 378, 425, 465, 392, , 396
ESP10, 271, 334, 373, 422, 464, 399, , 403
ESP10, 283, 341, 379, 427, 470, 407, , 411
ESP10, 287, 339, 375, 423, 471, 414, , 418
ESP10, 289, 342, 376, 425, 473, 421, , 425
ESP10, 287, 343, 375, 423, 471, 428, , 432
ESP10, 282, 344, 372, 418, 470, 435, , 439
ESP10, 281, 346, 372, 416, 467, 442, , 446
ESP10, 291, 355, 383, 427, 474, 449, , 453
ESP10, 288, 352, 381, 428, 470, 456, , 460
ESP10, 288, 351, 382, 429, 469, 463, , 467
ESP10, 281, 344, 378, 426, 465, 470, , 474
ESP10, 279, 342, 379, 429, 464, 477, , 481
ESP10, 282, 343, 382, 431, 465, 484, , 488
ESP10, 270, 328, 373, 418, 453, 491, , 495
ESP10, 257, 313, 363, 407, 441, 498, , 502
ESP10, 263, 321, 370, 412, 447, 505, , 509
ESP10, 251, 317, 361, 401, 438, 512, , 516
ESP10, 232, 296, 339, 382, 423, 519, , 523
ESP10, 234, 300, 341, 388, 428, 526, , 530
ESP10, 225, 296, 336, 384, 421, 533, , 537
ESP10, 232, 301, 345, 396, 430, 541, , 545
ESP10, 227, 295, 339, 390, 424, 548, , 552
ESP10, 212, 274, 320, 372, 413, 555, , 559
ESP10, 205, 267, 315, 365, 406, 562, , 566
ESP10, 203, 264, 313, 365, 404, 569, , 573
ESP10, 208, 262, 315, 370, 410, 576, , 580
ESP10, 207, 263, 316, 369, 409, 583, , 587
ESP10, 204, 258, 311, 364, 408, 590, , 594
ESP10, 207, 257, 314, 363, 409, 597, , 601
ESP10, 209, 255, 313, 362, 408, 604, , 608
ESP10, 206, 257, 315, 357, 408, 611, , 615
ESP10, 214, 260, 318, 357, 409, 618, , 622
ESP10, 216, 269, 320, 356, 411, 625, , 629
ESP10, 220, 272, 314, 353, 406, 632, , 636
ESP10, 231, 275, 319, 359, 409, 639, , 643
ESP10, 240, 278, 323, 362, 408, 646, , 650
ESP10, 253, 280, 332, 372, 415, 653, , 657
ESP10, 256, 280, 335, 377, 417, 660, , 664
ESP10, 249, 270, 326, 374, 411, 667, , 671
ESP10, 244, 266, 322, 373, 412, 675, , 679
ESP10, 245, 274, 324, 377, 415, 682, , 686
ESP10, 246, 281, 333, 383, 422, 689, , 693
ESP10, 245, 282, 332, 378, 418, 696, , 700
ESP10, 251, 285, 329, 378, 417, 703, , 707
ESP10, 259, 287, 337, 374, 418, 710, , 714
ESP10, 257, 290, 334, 373, 417, 717, , 721
ESP10, 253, 286, 328, 369, 412, 724, , 728
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Data Files
/chpsesp/ensemble/watersupply/MCDW1W_SQIN.ESPF10.csv
MCDW1W_SQIN.ESPF0.csv|2026-01-02
MCDW1W_SQIN.ESPF10.csv|2026-01-02
MCDW1W_SQIN.ESPFM.csv|2026-01-02
APR-SEP
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ESP10,ESPM,ESP0
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