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Archive:
Water Year
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COLUMBIA - ROCKY REACH DAM
(
RRHW1
)
Forecasts for Water Year
2025
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2025-07-12
Issued:
2025-07-12
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
50225
50762
76
51765
66718
APR-JUL
42163
42199
75
42251
56343
JAN-SEP
57534
58070
76
59074
76041
JAN-JUL
49472
49508
75
49559
65667
OCT-SEP
66718
67255
78
68258
85780
Experimental
HEFS with 15 days EQPF
Ensemble:
2025-07-12
Issued:
2025-07-12
Hide Forecast
APR-SEP
50499
50985
76
52247
66718
APR-JUL
42153
42314
75
42600
56343
JAN-SEP
57807
58294
77
59555
76041
JAN-JUL
49461
49623
76
49908
65667
OCT-SEP
66991
67478
79
68740
85780
Reference
ESP with 0 Days QPF
Ensemble:
2025-07-12
Issued:
2025-07-12
Hide Forecast
APR-SEP
50396
50839
76
52017
66718
APR-JUL
42067
42238
75
42531
56343
JAN-SEP
57704
58147
76
59325
76041
JAN-JUL
49376
49546
75
49839
65667
OCT-SEP
66888
67332
78
68510
85780
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 191, 268, 321, 377, 415, 70, , 74
ESP10, 194, 271, 322, 382, 417, 73, , 77
ESP10, 196, 273, 324, 385, 421, 75, , 79
ESP10, 196, 276, 328, 383, 420, 77, , 81
ESP10, 199, 280, 333, 382, 419, 80, , 84
ESP10, 199, 281, 336, 381, 422, 82, , 86
ESP10, 204, 282, 336, 385, 425, 84, , 88
ESP10, 206, 284, 338, 385, 425, 87, , 91
ESP10, 199, 277, 330, 378, 418, 89, , 93
ESP10, 197, 277, 327, 375, 418, 91, , 95
ESP10, 193, 282, 323, 373, 414, 94, , 98
ESP10, 190, 280, 321, 371, 413, 96, , 100
ESP10, 196, 285, 327, 377, 420, 98, , 102
ESP10, 198, 289, 329, 380, 423, 101, , 105
ESP10, 197, 287, 327, 380, 421, 103, , 107
ESP10, 190, 280, 320, 376, 418, 105, , 109
ESP10, 186, 276, 317, 373, 414, 108, , 112
ESP10, 181, 270, 314, 366, 408, 110, , 114
ESP10, 178, 266, 319, 368, 409, 113, , 117
ESP10, 174, 263, 318, 367, 409, 115, , 119
ESP10, 176, 264, 318, 367, 409, 117, , 121
ESP10, 186, 274, 324, 384, 416, 120, , 124
ESP10, 180, 274, 320, 380, 415, 122, , 126
ESP10, 184, 280, 330, 383, 420, 124, , 128
ESP10, 186, 283, 330, 387, 421, 127, , 131
ESP10, 190, 288, 337, 392, 424, 129, , 133
ESP10, 198, 297, 342, 396, 430, 131, , 135
ESP10, 203, 301, 346, 402, 436, 134, , 138
ESP10, 201, 299, 345, 399, 434, 136, , 140
ESP10, 196, 294, 341, 396, 433, 138, , 142
ESP10, 180, 282, 330, 382, 424, 141, , 145
ESP10, 177, 275, 328, 377, 424, 143, , 147
ESP10, 178, 278, 331, 375, 427, 145, , 149
ESP10, 170, 272, 321, 366, 421, 148, , 152
ESP10, 166, 267, 315, 359, 412, 150, , 154
ESP10, 168, 266, 311, 358, 409, 152, , 156
ESP10, 176, 269, 313, 363, 414, 155, , 159
ESP10, 168, 258, 306, 354, 404, 157, , 161
ESP10, 166, 256, 305, 352, 403, 159, , 163
ESP10, 175, 266, 320, 361, 414, 162, , 166
ESP10, 191, 283, 332, 375, 428, 164, , 168
ESP10, 198, 285, 333, 385, 430, 166, , 170
ESP10, 191, 274, 326, 373, 421, 169, , 173
ESP10, 204, 277, 331, 373, 425, 171, , 175
ESP10, 167, 246, 294, 337, 389, 173, , 177
ESP10, 160, 234, 287, 327, 381, 176, , 180
ESP10, 169, 240, 294, 339, 390, 178, , 182
ESP10, 185, 254, 308, 350, 406, 180, , 184
ESP10, 190, 259, 313, 360, 412, 183, , 187
ESP10, 198, 267, 327, 365, 419, 185, , 189
ESP10, 196, 266, 320, 359, 415, 187, , 191
ESP10, 204, 277, 324, 366, 418, 190, , 194
ESP10, 211, 290, 334, 373, 423, 192, , 196
ESP10, 207, 288, 329, 375, 419, 195, , 199
ESP10, 202, 283, 322, 372, 413, 197, , 201
ESP10, 211, 286, 323, 376, 419, 199, , 203
ESP10, 206, 277, 318, 368, 411, 202, , 206
ESP10, 209, 278, 319, 372, 413, 204, , 208
ESP10, 212, 281, 324, 381, 416, 206, , 210
ESP10, 224, 289, 338, 388, 422, 209, , 213
ESP10, 225, 290, 339, 394, 423, 211, , 215
ESP10, 222, 285, 336, 391, 419, 213, , 217
ESP10, 225, 283, 334, 389, 419, 216, , 220
ESP10, 221, 271, 331, 381, 417, 218, , 222
ESP10, 226, 276, 342, 386, 426, 220, , 224
ESP10, 229, 282, 345, 388, 431, 223, , 227
ESP10, 221, 274, 337, 380, 428, 225, , 229
ESP10, 230, 284, 347, 387, 437, 227, , 231
ESP10, 229, 281, 344, 383, 433, 230, , 234
ESP10, 228, 288, 338, 377, 429, 232, , 236
ESP10, 244, 308, 356, 391, 443, 234, , 238
ESP10, 244, 315, 357, 392, 445, 237, , 241
ESP10, 238, 309, 353, 389, 440, 239, , 243
ESP10, 230, 298, 345, 381, 431, 241, , 245
ESP10, 219, 280, 336, 366, 416, 244, , 248
ESP10, 216, 269, 330, 358, 409, 246, , 250
ESP10, 222, 271, 336, 360, 415, 248, , 252
ESP10, 227, 274, 340, 365, 419, 251, , 255
ESP10, 229, 277, 340, 367, 418, 253, , 257
ESP10, 229, 275, 328, 357, 408, 255, , 259
ESP10, 225, 267, 317, 348, 398, 258, , 262
ESP10, 239, 272, 324, 353, 403, 260, , 264
ESP10, 236, 270, 320, 349, 401, 262, , 266
ESP10, 249, 282, 331, 362, 410, 265, , 269
ESP10, 243, 273, 326, 358, 404, 267, , 271
ESP10, 253, 281, 334, 369, 414, 269, , 273
ESP10, 246, 276, 327, 362, 410, 272, , 276
ESP10, 250, 281, 328, 364, 422, 274, , 278
ESP10, 249, 281, 327, 367, 423, 276, , 280
ESP10, 259, 287, 335, 372, 426, 279, , 283
ESP10, 262, 298, 341, 375, 425, 281, , 285
ESP10, 253, 290, 335, 368, 416, 284, , 288
ESP10, 257, 295, 344, 372, 421, 286, , 290
ESP10, 262, 303, 350, 378, 428, 288, , 292
ESP10, 260, 318, 353, 383, 430, 293, , 297
ESP10, 262, 319, 356, 384, 432, 295, , 299
ESP10, 265, 320, 358, 388, 434, 298, , 302
ESP10, 272, 324, 360, 391, 435, 300, , 304
ESP10, 281, 327, 361, 396, 436, 302, , 306
ESP10, 283, 328, 364, 401, 438, 305, , 309
ESP10, 285, 328, 367, 404, 440, 307, , 311
ESP10, 287, 328, 368, 404, 439, 309, , 313
ESP10, 285, 332, 369, 403, 437, 312, , 316
ESP10, 291, 335, 370, 403, 440, 314, , 318
ESP10, 294, 341, 373, 404, 440, 316, , 320
ESP10, 300, 351, 376, 407, 444, 319, , 323
ESP10, 300, 352, 376, 409, 445, 321, , 325
ESP10, 303, 356, 379, 412, 447, 323, , 327
ESP10, 311, 362, 382, 418, 451, 326, , 330
ESP10, 315, 364, 383, 419, 449, 328, , 332
ESP10, 318, 368, 389, 422, 452, 330, , 334
ESP10, 315, 368, 389, 420, 449, 333, , 337
ESP10, 312, 365, 387, 417, 447, 335, , 339
ESP10, 313, 365, 392, 420, 447, 337, , 341
ESP10, 317, 369, 394, 423, 448, 340, , 344
ESP10, 312, 365, 389, 419, 444, 342, , 346
ESP10, 307, 362, 385, 416, 441, 344, , 348
ESP10, 315, 365, 387, 418, 447, 347, , 351
ESP10, 314, 367, 387, 418, 450, 349, , 353
ESP10, 315, 370, 390, 419, 452, 351, , 355
ESP10, 320, 375, 394, 422, 459, 354, , 358
ESP10, 320, 376, 394, 421, 460, 356, , 360
ESP10, 324, 374, 393, 418, 459, 358, , 362
ESP10, 326, 375, 393, 417, 460, 361, , 365
ESP10, 324, 373, 393, 415, 459, 363, , 367
ESP10, 329, 374, 394, 416, 459, 366, , 370
ESP10, 329, 376, 393, 415, 458, 368, , 372
ESP10, 323, 364, 382, 408, 448, 370, , 374
ESP10, 331, 375, 393, 420, 454, 373, , 377
ESP10, 332, 376, 395, 419, 451, 375, , 379
ESP10, 339, 380, 401, 423, 454, 377, , 381
ESP10, 346, 385, 409, 426, 457, 380, , 384
ESP10, 346, 386, 408, 424, 456, 382, , 386
ESP10, 347, 390, 408, 428, 456, 384, , 388
ESP10, 334, 379, 395, 416, 443, 387, , 391
ESP10, 328, 372, 387, 409, 436, 389, , 393
ESP10, 324, 368, 385, 404, 433, 391, , 395
ESP10, 327, 370, 391, 407, 436, 394, , 398
ESP10, 329, 370, 393, 410, 436, 396, , 400
ESP10, 332, 371, 395, 411, 438, 398, , 402
ESP10, 332, 372, 392, 412, 436, 401, , 405
ESP10, 329, 364, 386, 406, 432, 403, , 407
ESP10, 326, 356, 378, 403, 426, 405, , 409
ESP10, 336, 362, 385, 411, 434, 408, , 412
ESP10, 344, 371, 393, 418, 442, 410, , 414
ESP10, 347, 377, 397, 420, 444, 412, , 416
ESP10, 348, 378, 397, 420, 444, 415, , 419
ESP10, 345, 377, 398, 416, 440, 417, , 421
ESP10, 345, 373, 393, 409, 435, 419, , 423
ESP10, 345, 371, 390, 404, 430, 422, , 426
ESP10, 348, 373, 392, 409, 431, 424, , 428
ESP10, 349, 375, 392, 407, 430, 426, , 430
ESP10, 354, 379, 402, 411, 437, 429, , 433
ESP10, 346, 377, 394, 406, 429, 431, , 435
ESP10, 341, 370, 386, 403, 423, 433, , 437
ESP10, 331, 360, 374, 392, 413, 436, , 440
ESP10, 337, 366, 379, 398, 418, 438, , 442
ESP10, 341, 370, 383, 400, 421, 440, , 444
ESP10, 340, 370, 381, 398, 417, 443, , 447
ESP10, 334, 367, 378, 395, 413, 445, , 449
ESP10, 326, 359, 370, 388, 406, 448, , 452
ESP10, 326, 354, 365, 386, 401, 450, , 454
ESP10, 321, 347, 356, 381, 396, 452, , 456
ESP10, 317, 343, 354, 377, 396, 455, , 459
ESP10, 315, 339, 351, 374, 395, 457, , 461
ESP10, 314, 337, 349, 371, 393, 459, , 463
ESP10, 309, 333, 346, 366, 388, 462, , 466
ESP10, 312, 336, 352, 370, 393, 464, , 468
ESP10, 317, 339, 355, 372, 398, 466, , 470
ESP10, 311, 327, 345, 360, 388, 469, , 473
ESP10, 310, 323, 340, 354, 383, 471, , 475
ESP10, 306, 320, 336, 349, 377, 473, , 477
ESP10, 290, 307, 322, 336, 362, 476, , 480
ESP10, 289, 306, 323, 335, 362, 478, , 482
ESP10, 287, 305, 323, 338, 360, 480, , 484
ESP10, 295, 317, 334, 349, 371, 483, , 487
ESP10, 295, 320, 337, 354, 373, 485, , 489
ESP10, 299, 326, 342, 359, 378, 487, , 491
ESP10, 305, 332, 348, 365, 382, 490, , 494
ESP10, 308, 334, 350, 369, 384, 492, , 496
ESP10, 303, 329, 344, 363, 379, 494, , 498
ESP10, 306, 334, 347, 366, 383, 497, , 501
ESP10, 297, 327, 341, 357, 376, 499, , 503
ESP10, 292, 324, 340, 354, 373, 501, , 505
ESP10, 292, 323, 341, 358, 376, 504, , 508
ESP10, 296, 328, 345, 364, 379, 506, , 510
ESP10, 297, 334, 348, 365, 381, 508, , 512
ESP10, 295, 331, 345, 363, 379, 511, , 515
ESP10, 298, 332, 346, 364, 379, 513, , 517
ESP10, 298, 334, 347, 363, 378, 515, , 519
ESP10, 301, 337, 350, 367, 380, 518, , 522
ESP10, 300, 335, 348, 366, 378, 520, , 524
ESP10, 298, 331, 344, 362, 375, 522, , 526
ESP10, 300, 336, 344, 364, 375, 525, , 529
ESP10, 308, 344, 350, 370, 383, 527, , 531
ESP10, 313, 343, 352, 371, 384, 530, , 534
ESP10, 315, 344, 354, 374, 384, 532, , 536
ESP10, 312, 337, 351, 369, 378, 534, , 538
ESP10, 313, 339, 354, 370, 379, 537, , 541
ESP10, 314, 340, 354, 371, 380, 539, , 543
ESP10, 314, 340, 355, 373, 380, 541, , 545
ESP10, 318, 344, 360, 378, 385, 544, , 548
ESP10, 323, 349, 366, 383, 392, 546, , 550
ESP10, 325, 351, 368, 384, 395, 548, , 552
ESP10, 327, 353, 369, 388, 398, 551, , 555
ESP10, 323, 352, 366, 384, 396, 553, , 557
ESP10, 321, 351, 365, 381, 394, 555, , 559
ESP10, 320, 353, 366, 380, 394, 558, , 562
ESP10, 325, 358, 372, 386, 399, 560, , 564
ESP10, 324, 356, 371, 385, 396, 562, , 566
ESP10, 326, 359, 372, 386, 398, 565, , 569
ESP10, 320, 354, 367, 380, 392, 567, , 571
ESP10, 322, 354, 369, 383, 391, 569, , 573
ESP10, 321, 352, 367, 381, 389, 572, , 576
ESP10, 323, 349, 365, 379, 387, 574, , 578
ESP10, 318, 342, 359, 375, 379, 576, , 580
ESP10, 319, 343, 360, 376, 383, 579, , 583
ESP10, 329, 351, 369, 383, 395, 581, , 585
ESP10, 324, 346, 363, 378, 389, 583, , 587
ESP10, 333, 356, 373, 386, 395, 586, , 590
ESP10, 334, 355, 371, 385, 393, 588, , 592
ESP10, 339, 358, 370, 385, 393, 590, , 594
ESP10, 343, 363, 378, 390, 398, 593, , 597
ESP10, 340, 359, 377, 388, 395, 595, , 599
ESP10, 348, 363, 382, 392, 402, 597, , 601
ESP10, 349, 360, 381, 391, 400, 600, , 604
ESP10, 347, 359, 378, 387, 397, 602, , 606
ESP10, 346, 359, 378, 387, 395, 604, , 608
ESP10, 348, 362, 381, 388, 397, 607, , 611
ESP10, 350, 365, 384, 392, 401, 609, , 613
ESP10, 354, 368, 386, 395, 403, 611, , 615
ESP10, 356, 373, 384, 392, 402, 614, , 618
ESP10, 360, 379, 391, 397, 407, 616, , 620
ESP10, 357, 375, 386, 396, 403, 619, , 623
ESP10, 358, 373, 386, 394, 403, 621, , 625
ESP10, 354, 367, 379, 387, 396, 623, , 627
ESP10, 355, 370, 380, 391, 396, 626, , 630
ESP10, 356, 370, 380, 390, 394, 628, , 632
ESP10, 361, 374, 385, 395, 398, 630, , 634
ESP10, 369, 379, 391, 400, 404, 633, , 637
ESP10, 372, 381, 394, 402, 408, 635, , 639
ESP10, 373, 382, 395, 401, 409, 637, , 641
ESP10, 373, 382, 393, 403, 407, 640, , 644
ESP10, 372, 380, 390, 399, 404, 642, , 646
ESP10, 379, 388, 398, 404, 411, 644, , 648
ESP10, 376, 386, 395, 404, 408, 647, , 651
ESP10, 375, 384, 393, 402, 406, 649, , 653
ESP10, 378, 384, 392, 402, 406, 651, , 655
ESP10, 383, 391, 399, 407, 411, 654, , 658
ESP10, 382, 389, 398, 401, 404, 677, , 681
ESP10, 383, 392, 399, 403, 406, 679, , 683
ESP10, 383, 393, 399, 403, 406, 682, , 686
ESP10, 387, 397, 403, 406, 409, 684, , 688
ESP10, 390, 400, 406, 409, 413, 686, , 690
ESP10, 392, 401, 407, 410, 413, 689, , 693
ESP10, 396, 405, 409, 413, 416, 691, , 695
ESP10, 397, 405, 409, 413, 415, 693, , 697
ESP10, 396, 404, 410, 412, 415, 696, , 700
ESP10, 400, 408, 413, 415, 417, 698, , 702
ESP10, 399, 409, 412, 415, 417, 701, , 705
ESP10, 401, 408, 412, 415, 417, 703, , 707
ESP10, 405, 410, 414, 418, 419, 705, , 709
ESP10, 405, 409, 414, 417, 418, 708, , 712
ESP10, 407, 410, 415, 418, 419, 710, , 714
ESP10, 405, 409, 413, 416, 417, 712, , 716
ESP10, 407, 411, 415, 417, 419, 715, , 719
ESP10, 407, 411, 414, 417, 418, 717, , 721
ESP10, 407, 410, 413, 415, 417, 719, , 723
ESP10, 408, 410, 413, 416, 418, 722, , 726
ESP10, 407, 410, 413, 415, 417, 724, , 728
ESP10, 408, 411, 415, 417, 418, 726, , 730
ESP10, 406, 411, 414, 415, 417, 729, , 733
ESP10, 403, 408, 411, 413, 414, 731, , 735
ESP10, 404, 409, 412, 414, 416, 733, , 737
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/RRHW1N_SQIN.ESPF10.csv
RRHW1N_SQIN.ESPF0.csv|2025-07-12
RRHW1N_SQIN.ESPF10.csv|2025-07-12
RRHW1N_SQIN.ESPFM.csv|2025-07-12
APR-SEP
COLUMBIA - ROCKY REACH DAM
(
RRHW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2025-07-12
Issued:
2025-07-12
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
49805
62070
93
81474
66718
APR-JUL
40525
49283
87
64364
56343
JAN-SEP
55794
69371
91
88993
76041
JAN-JUL
46684
58320
89
72035
65667
OCT-SEP
63021
78984
92
98656
85780
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/RRHW1N_SQIN.ESPF10.csv
RRHW1N_SQIN.ESPF0.csv|2025-07-12
RRHW1N_SQIN.ESPF10.csv|2025-07-12
RRHW1N_SQIN.ESPFM.csv|2025-07-12
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
