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Water Year
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COLUMBIA - MCNARY DAM
(
MCDW1
)
Forecasts for Water Year
2025
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2025-07-16
Issued:
2025-07-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
73535
74061
78
75416
94820
APR-JUL
62304
62317
76
62328
81590
JAN-SEP
89577
90103
79
91458
113380
JAN-JUL
78346
78359
78
78371
100150
OCT-SEP
102910
103436
80
104791
128739
Experimental
HEFS with 15 days EQPF
Ensemble:
2025-07-16
Issued:
2025-07-16
Hide Forecast
APR-SEP
73264
73898
78
75470
94820
APR-JUL
62160
62249
76
62443
81590
JAN-SEP
89307
89940
79
91512
113380
JAN-JUL
78202
78291
78
78485
100150
OCT-SEP
102639
103273
80
104845
128739
Reference
ESP with 0 Days QPF
Ensemble:
2025-07-16
Issued:
2025-07-16
Hide Forecast
APR-SEP
73221
73847
78
74879
94820
APR-JUL
62135
62222
76
62400
81590
JAN-SEP
89263
89889
79
90921
113380
JAN-JUL
78177
78265
78
78443
100150
OCT-SEP
102596
103222
80
104254
128739
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 241, 310, 347, 405, 447, 70, , 74
ESP10, 244, 315, 352, 405, 450, 73, , 77
ESP10, 245, 319, 352, 406, 451, 75, , 79
ESP10, 244, 318, 352, 407, 450, 77, , 81
ESP10, 243, 317, 352, 406, 450, 80, , 84
ESP10, 242, 316, 352, 406, 450, 82, , 86
ESP10, 243, 316, 352, 408, 450, 84, , 88
ESP10, 243, 316, 356, 408, 450, 86, , 90
ESP10, 236, 309, 353, 403, 445, 89, , 93
ESP10, 234, 310, 351, 403, 443, 91, , 95
ESP10, 231, 310, 352, 400, 442, 93, , 97
ESP10, 230, 309, 351, 398, 442, 96, , 100
ESP10, 232, 315, 353, 401, 447, 98, , 102
ESP10, 235, 319, 358, 409, 452, 100, , 104
ESP10, 232, 316, 355, 407, 449, 103, , 107
ESP10, 228, 316, 349, 405, 445, 105, , 109
ESP10, 226, 315, 345, 406, 442, 107, , 111
ESP10, 222, 311, 340, 403, 436, 110, , 114
ESP10, 220, 314, 340, 403, 434, 112, , 116
ESP10, 217, 304, 339, 399, 429, 114, , 118
ESP10, 216, 309, 341, 400, 431, 117, , 121
ESP10, 219, 316, 345, 414, 436, 119, , 123
ESP10, 214, 321, 341, 409, 434, 121, , 125
ESP10, 217, 324, 349, 413, 439, 123, , 127
ESP10, 218, 326, 352, 423, 441, 126, , 130
ESP10, 219, 330, 354, 424, 443, 128, , 132
ESP10, 221, 332, 357, 427, 445, 130, , 134
ESP10, 233, 338, 364, 431, 448, 133, , 137
ESP10, 235, 337, 364, 428, 448, 135, , 139
ESP10, 232, 339, 365, 429, 448, 137, , 141
ESP10, 218, 325, 352, 417, 435, 140, , 144
ESP10, 216, 321, 349, 412, 436, 142, , 146
ESP10, 223, 324, 353, 413, 441, 144, , 148
ESP10, 217, 316, 342, 405, 435, 147, , 151
ESP10, 215, 307, 334, 398, 426, 149, , 153
ESP10, 210, 306, 334, 396, 423, 151, , 155
ESP10, 218, 313, 340, 399, 429, 153, , 157
ESP10, 211, 303, 334, 390, 420, 156, , 160
ESP10, 213, 305, 331, 392, 421, 158, , 162
ESP10, 222, 313, 342, 398, 435, 160, , 164
ESP10, 240, 325, 353, 406, 449, 163, , 167
ESP10, 249, 338, 366, 412, 454, 165, , 169
ESP10, 246, 328, 359, 403, 446, 167, , 171
ESP10, 254, 330, 362, 412, 451, 170, , 174
ESP10, 223, 297, 331, 387, 424, 172, , 176
ESP10, 212, 283, 320, 374, 417, 174, , 178
ESP10, 218, 283, 322, 376, 424, 177, , 181
ESP10, 230, 288, 326, 383, 432, 179, , 183
ESP10, 244, 302, 338, 387, 442, 181, , 185
ESP10, 249, 309, 340, 391, 447, 184, , 188
ESP10, 245, 309, 339, 389, 443, 186, , 190
ESP10, 251, 316, 344, 394, 451, 188, , 192
ESP10, 257, 327, 355, 404, 455, 190, , 194
ESP10, 256, 330, 354, 404, 453, 193, , 197
ESP10, 254, 329, 351, 409, 449, 195, , 199
ESP10, 255, 329, 355, 412, 450, 197, , 201
ESP10, 248, 323, 355, 408, 446, 200, , 204
ESP10, 252, 323, 358, 411, 446, 202, , 206
ESP10, 253, 324, 362, 417, 447, 204, , 208
ESP10, 258, 325, 368, 420, 449, 207, , 211
ESP10, 259, 325, 376, 422, 452, 209, , 213
ESP10, 257, 322, 374, 419, 450, 211, , 215
ESP10, 256, 326, 371, 417, 449, 214, , 218
ESP10, 246, 316, 360, 408, 444, 216, , 220
ESP10, 249, 321, 362, 408, 450, 218, , 222
ESP10, 254, 325, 364, 417, 453, 220, , 224
ESP10, 249, 318, 362, 412, 448, 223, , 227
ESP10, 259, 329, 375, 427, 459, 225, , 229
ESP10, 260, 327, 372, 424, 462, 227, , 231
ESP10, 262, 323, 367, 418, 456, 230, , 234
ESP10, 278, 336, 382, 431, 468, 232, , 236
ESP10, 284, 338, 384, 434, 472, 234, , 238
ESP10, 279, 333, 379, 429, 471, 237, , 241
ESP10, 272, 324, 373, 421, 465, 239, , 243
ESP10, 253, 306, 354, 403, 450, 241, , 245
ESP10, 247, 297, 350, 396, 445, 244, , 248
ESP10, 245, 294, 350, 392, 445, 246, , 250
ESP10, 255, 303, 358, 395, 448, 248, , 252
ESP10, 257, 305, 355, 392, 446, 251, , 255
ESP10, 257, 307, 349, 387, 439, 253, , 257
ESP10, 259, 295, 344, 383, 431, 255, , 259
ESP10, 272, 304, 350, 389, 435, 257, , 261
ESP10, 268, 301, 344, 388, 429, 260, , 264
ESP10, 278, 309, 354, 398, 437, 262, , 266
ESP10, 268, 297, 350, 390, 430, 264, , 268
ESP10, 272, 301, 352, 400, 439, 267, , 271
ESP10, 269, 300, 351, 400, 439, 269, , 273
ESP10, 271, 302, 352, 401, 441, 271, , 275
ESP10, 267, 304, 350, 399, 440, 274, , 278
ESP10, 283, 311, 356, 401, 444, 276, , 280
ESP10, 287, 316, 362, 401, 443, 278, , 282
ESP10, 283, 315, 356, 398, 438, 281, , 285
ESP10, 283, 319, 359, 400, 442, 283, , 287
ESP10, 292, 329, 364, 406, 446, 285, , 289
ESP10, 284, 332, 367, 408, 444, 290, , 294
ESP10, 283, 336, 368, 412, 447, 292, , 296
ESP10, 284, 340, 369, 414, 448, 294, , 298
ESP10, 292, 341, 370, 415, 449, 297, , 301
ESP10, 300, 342, 377, 416, 449, 299, , 303
ESP10, 301, 344, 378, 418, 449, 301, , 305
ESP10, 301, 345, 379, 419, 453, 304, , 308
ESP10, 304, 346, 380, 420, 453, 306, , 310
ESP10, 306, 353, 380, 420, 455, 308, , 312
ESP10, 314, 353, 384, 421, 460, 311, , 315
ESP10, 315, 355, 388, 421, 460, 313, , 317
ESP10, 319, 359, 394, 423, 461, 315, , 319
ESP10, 317, 361, 395, 423, 460, 318, , 322
ESP10, 320, 369, 398, 425, 460, 320, , 324
ESP10, 325, 375, 401, 429, 463, 322, , 326
ESP10, 331, 376, 400, 430, 461, 324, , 328
ESP10, 338, 377, 401, 432, 464, 327, , 331
ESP10, 335, 378, 399, 434, 461, 329, , 333
ESP10, 328, 374, 397, 431, 458, 331, , 335
ESP10, 330, 375, 399, 431, 460, 334, , 338
ESP10, 331, 377, 404, 432, 462, 336, , 340
ESP10, 327, 372, 400, 426, 457, 338, , 342
ESP10, 316, 363, 390, 415, 450, 341, , 345
ESP10, 317, 366, 390, 416, 450, 343, , 347
ESP10, 317, 364, 388, 413, 448, 345, , 349
ESP10, 321, 366, 390, 416, 450, 348, , 352
ESP10, 334, 376, 399, 426, 459, 350, , 354
ESP10, 331, 373, 392, 421, 458, 352, , 356
ESP10, 329, 366, 389, 417, 457, 354, , 358
ESP10, 335, 367, 389, 417, 458, 357, , 361
ESP10, 335, 364, 388, 416, 455, 359, , 363
ESP10, 332, 362, 390, 414, 457, 361, , 365
ESP10, 331, 365, 388, 414, 455, 364, , 368
ESP10, 320, 355, 377, 404, 444, 366, , 370
ESP10, 335, 367, 387, 417, 452, 368, , 372
ESP10, 336, 366, 386, 415, 449, 371, , 375
ESP10, 348, 371, 391, 420, 453, 373, , 377
ESP10, 355, 380, 396, 425, 456, 375, , 379
ESP10, 351, 378, 391, 420, 453, 378, , 382
ESP10, 353, 381, 395, 423, 455, 380, , 384
ESP10, 343, 373, 388, 414, 444, 382, , 386
ESP10, 337, 367, 383, 410, 441, 385, , 389
ESP10, 335, 364, 381, 407, 439, 387, , 391
ESP10, 333, 362, 382, 408, 440, 389, , 393
ESP10, 334, 363, 384, 411, 444, 391, , 395
ESP10, 334, 361, 384, 410, 445, 394, , 398
ESP10, 336, 362, 385, 410, 444, 396, , 400
ESP10, 333, 351, 382, 404, 439, 398, , 402
ESP10, 329, 348, 375, 400, 431, 401, , 405
ESP10, 335, 355, 380, 405, 436, 403, , 407
ESP10, 344, 364, 386, 413, 442, 405, , 409
ESP10, 349, 366, 390, 418, 444, 408, , 412
ESP10, 349, 366, 391, 419, 443, 410, , 414
ESP10, 345, 365, 390, 415, 440, 412, , 416
ESP10, 341, 362, 389, 411, 435, 415, , 419
ESP10, 335, 360, 389, 408, 433, 417, , 421
ESP10, 334, 361, 391, 409, 432, 419, , 423
ESP10, 323, 356, 389, 404, 425, 421, , 425
ESP10, 324, 360, 393, 411, 426, 424, , 428
ESP10, 319, 358, 389, 408, 422, 426, , 430
ESP10, 314, 351, 384, 402, 419, 428, , 432
ESP10, 310, 343, 377, 393, 410, 431, , 435
ESP10, 310, 344, 377, 393, 412, 433, , 437
ESP10, 316, 350, 381, 396, 414, 435, , 439
ESP10, 319, 349, 379, 395, 413, 438, , 442
ESP10, 318, 350, 377, 395, 411, 440, , 444
ESP10, 309, 347, 369, 387, 403, 442, , 446
ESP10, 306, 338, 363, 383, 397, 445, , 449
ESP10, 300, 334, 355, 377, 392, 447, , 451
ESP10, 292, 333, 350, 372, 390, 449, , 453
ESP10, 295, 333, 352, 370, 386, 452, , 456
ESP10, 298, 338, 355, 376, 392, 454, , 458
ESP10, 297, 335, 352, 374, 391, 456, , 460
ESP10, 300, 338, 355, 376, 394, 458, , 462
ESP10, 307, 338, 360, 379, 395, 461, , 465
ESP10, 309, 330, 354, 373, 387, 463, , 467
ESP10, 311, 327, 351, 369, 384, 465, , 469
ESP10, 307, 322, 346, 363, 378, 468, , 472
ESP10, 292, 306, 332, 349, 366, 470, , 474
ESP10, 289, 300, 327, 344, 362, 472, , 476
ESP10, 291, 305, 330, 349, 363, 475, , 479
ESP10, 298, 313, 340, 356, 370, 477, , 481
ESP10, 303, 317, 345, 364, 375, 479, , 483
ESP10, 308, 327, 354, 370, 381, 482, , 486
ESP10, 312, 333, 359, 376, 390, 484, , 488
ESP10, 313, 333, 364, 378, 392, 486, , 490
ESP10, 310, 332, 362, 375, 389, 488, , 492
ESP10, 311, 331, 363, 375, 388, 491, , 495
ESP10, 303, 324, 357, 368, 380, 493, , 497
ESP10, 298, 324, 353, 367, 378, 495, , 499
ESP10, 298, 327, 356, 371, 377, 498, , 502
ESP10, 303, 332, 361, 375, 382, 500, , 504
ESP10, 307, 335, 363, 377, 384, 502, , 506
ESP10, 310, 333, 361, 377, 386, 505, , 509
ESP10, 311, 336, 363, 377, 387, 507, , 511
ESP10, 314, 341, 363, 378, 387, 509, , 513
ESP10, 316, 346, 366, 381, 389, 512, , 516
ESP10, 314, 345, 366, 382, 388, 514, , 518
ESP10, 315, 342, 363, 379, 385, 516, , 520
ESP10, 318, 347, 365, 379, 385, 519, , 523
ESP10, 324, 351, 370, 383, 390, 521, , 525
ESP10, 329, 353, 370, 384, 392, 523, , 527
ESP10, 332, 352, 371, 384, 393, 525, , 529
ESP10, 332, 346, 366, 381, 388, 528, , 532
ESP10, 333, 347, 367, 382, 389, 530, , 534
ESP10, 336, 350, 370, 384, 390, 532, , 536
ESP10, 338, 351, 372, 386, 391, 535, , 539
ESP10, 344, 360, 381, 392, 399, 537, , 541
ESP10, 347, 365, 382, 395, 404, 539, , 543
ESP10, 348, 369, 385, 397, 408, 542, , 546
ESP10, 348, 370, 387, 398, 409, 544, , 548
ESP10, 345, 367, 384, 395, 405, 546, , 550
ESP10, 343, 365, 381, 391, 401, 549, , 553
ESP10, 343, 367, 381, 391, 400, 551, , 555
ESP10, 350, 373, 385, 396, 406, 553, , 557
ESP10, 350, 372, 386, 395, 405, 555, , 559
ESP10, 353, 373, 389, 399, 408, 558, , 562
ESP10, 348, 370, 386, 395, 406, 560, , 564
ESP10, 348, 369, 386, 396, 407, 562, , 566
ESP10, 347, 368, 385, 394, 404, 565, , 569
ESP10, 347, 366, 384, 393, 403, 567, , 571
ESP10, 340, 361, 378, 389, 397, 569, , 573
ESP10, 340, 365, 378, 391, 397, 572, , 576
ESP10, 346, 371, 385, 398, 408, 574, , 578
ESP10, 343, 369, 379, 393, 404, 576, , 580
ESP10, 351, 374, 385, 399, 409, 579, , 583
ESP10, 354, 373, 384, 399, 408, 581, , 585
ESP10, 356, 375, 387, 400, 408, 583, , 587
ESP10, 362, 381, 395, 404, 412, 586, , 590
ESP10, 360, 378, 393, 402, 408, 588, , 592
ESP10, 366, 380, 395, 405, 411, 590, , 594
ESP10, 369, 379, 396, 403, 412, 592, , 596
ESP10, 368, 377, 394, 401, 408, 595, , 599
ESP10, 370, 378, 397, 403, 410, 597, , 601
ESP10, 371, 380, 398, 405, 412, 599, , 603
ESP10, 376, 389, 403, 409, 415, 602, , 606
ESP10, 380, 392, 404, 411, 416, 604, , 608
ESP10, 378, 391, 402, 408, 415, 606, , 610
ESP10, 383, 398, 408, 413, 420, 609, , 613
ESP10, 382, 396, 406, 412, 417, 611, , 615
ESP10, 381, 394, 406, 409, 416, 613, , 617
ESP10, 377, 391, 402, 406, 412, 616, , 620
ESP10, 377, 391, 400, 405, 410, 618, , 622
ESP10, 382, 392, 400, 407, 411, 620, , 624
ESP10, 388, 396, 405, 412, 415, 622, , 626
ESP10, 393, 401, 411, 416, 420, 625, , 629
ESP10, 395, 402, 412, 418, 422, 627, , 631
ESP10, 395, 403, 413, 418, 422, 629, , 633
ESP10, 397, 404, 412, 418, 421, 632, , 636
ESP10, 395, 404, 410, 416, 420, 634, , 638
ESP10, 403, 408, 415, 419, 424, 636, , 640
ESP10, 400, 408, 414, 419, 423, 639, , 643
ESP10, 400, 406, 413, 419, 421, 641, , 645
ESP10, 401, 406, 413, 419, 421, 643, , 647
ESP10, 405, 411, 417, 422, 424, 646, , 650
ESP10, 404, 409, 415, 417, 419, 669, , 673
ESP10, 405, 411, 416, 418, 420, 671, , 675
ESP10, 405, 412, 416, 419, 421, 673, , 677
ESP10, 407, 415, 419, 421, 423, 676, , 680
ESP10, 409, 416, 420, 423, 425, 678, , 682
ESP10, 411, 417, 421, 423, 426, 680, , 684
ESP10, 414, 420, 423, 425, 427, 683, , 687
ESP10, 414, 420, 423, 426, 427, 685, , 689
ESP10, 414, 419, 423, 425, 427, 687, , 691
ESP10, 416, 422, 425, 426, 428, 689, , 693
ESP10, 416, 422, 424, 426, 428, 692, , 696
ESP10, 416, 421, 424, 426, 428, 694, , 698
ESP10, 419, 423, 426, 428, 429, 696, , 700
ESP10, 419, 422, 425, 427, 428, 699, , 703
ESP10, 420, 423, 426, 428, 429, 701, , 705
ESP10, 419, 421, 425, 427, 428, 703, , 707
ESP10, 420, 423, 426, 428, 429, 706, , 710
ESP10, 420, 423, 426, 428, 428, 708, , 712
ESP10, 420, 422, 425, 427, 428, 710, , 714
ESP10, 420, 423, 425, 427, 428, 713, , 717
ESP10, 420, 423, 425, 427, 428, 715, , 719
ESP10, 421, 424, 426, 427, 428, 717, , 721
ESP10, 420, 424, 426, 427, 428, 720, , 724
ESP10, 418, 422, 424, 426, 427, 722, , 726
ESP10, 419, 423, 425, 426, 427, 724, , 728
ESP10, 418, 422, 424, 426, 427, 726, , 730
ESP10, 415, 420, 422, 423, 425, 729, , 733
ESP10, 414, 419, 421, 423, 424, 731, , 735
ESP10, 415, 420, 422, 423, 424, 733, , 737
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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Overlay
ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/MCDW1N_SQIN.ESPF10.csv
MCDW1N_SQIN.ESPF0.csv|2025-07-16
MCDW1N_SQIN.ESPF10.csv|2025-07-16
MCDW1N_SQIN.ESPFM.csv|2025-07-16
APR-SEP
COLUMBIA - MCNARY DAM
(
MCDW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2025-07-16
Issued:
2025-07-16
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
68243
89690
95
113094
94820
APR-JUL
56466
74282
91
92175
81590
JAN-SEP
81534
105769
93
133564
113380
JAN-JUL
69500
89642
90
115324
100150
OCT-SEP
94212
119886
93
151970
128739
Move the mouse over the desired "Forecast Period" to display a graph.
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
Show Tooltips Help
Overlay
ESP10
Data Files
/chpsesp/ensemble/natural/MCDW1N_SQIN.ESPF10.csv
MCDW1N_SQIN.ESPF0.csv|2025-07-16
MCDW1N_SQIN.ESPF10.csv|2025-07-16
MCDW1N_SQIN.ESPFM.csv|2025-07-16
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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