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Archive:
Water Year
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COLUMBIA - ROCKY REACH DAM
(
RRHW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-06-24
Issued:
2026-06-24
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
60163
61648
92
63686
66718
APR-JUL
49969
50397
89
50905
56343
JAN-SEP
73547
75033
99
77070
76041
JAN-JUL
63353
63781
97
64289
65667
OCT-SEP
84566
86051
100
88088
85780
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-06-24
Issued:
2026-06-24
Hide Forecast
APR-SEP
60386
62282
93
63994
66718
APR-JUL
50034
50797
90
51808
56343
JAN-SEP
73770
75666
100
77379
76041
JAN-JUL
63419
64181
98
65192
65667
OCT-SEP
84789
86684
101
88397
85780
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-24
Issued:
2026-06-24
Hide Forecast
APR-SEP
60277
61766
93
63681
66718
APR-JUL
49924
50540
90
51518
56343
JAN-SEP
73661
75150
99
77065
76041
JAN-JUL
63308
63924
97
64902
65667
OCT-SEP
84679
86169
100
88083
85780
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 226, 298, 352, 408, 435, 71, , 75
ESP10, 221, 295, 347, 404, 430, 73, , 77
ESP10, 224, 298, 352, 406, 435, 76, , 80
ESP10, 223, 300, 353, 405, 434, 78, , 82
ESP10, 224, 300, 353, 402, 432, 81, , 85
ESP10, 222, 299, 352, 399, 431, 83, , 87
ESP10, 228, 302, 353, 400, 437, 86, , 90
ESP10, 231, 305, 358, 402, 438, 88, , 92
ESP10, 232, 307, 359, 403, 439, 91, , 95
ESP10, 230, 306, 357, 401, 438, 93, , 97
ESP10, 230, 313, 359, 401, 438, 96, , 100
ESP10, 228, 312, 358, 403, 438, 98, , 102
ESP10, 222, 306, 352, 398, 434, 101, , 105
ESP10, 224, 309, 355, 402, 436, 103, , 107
ESP10, 224, 307, 352, 401, 436, 106, , 110
ESP10, 211, 296, 338, 388, 426, 108, , 112
ESP10, 201, 286, 329, 380, 416, 111, , 115
ESP10, 212, 296, 343, 392, 427, 113, , 117
ESP10, 212, 297, 347, 393, 430, 116, , 120
ESP10, 213, 297, 348, 395, 433, 118, , 122
ESP10, 203, 289, 339, 386, 423, 121, , 125
ESP10, 204, 289, 338, 392, 422, 123, , 127
ESP10, 197, 288, 333, 387, 421, 126, , 130
ESP10, 205, 298, 345, 394, 430, 128, , 132
ESP10, 209, 303, 350, 400, 433, 131, , 135
ESP10, 214, 311, 354, 406, 437, 133, , 137
ESP10, 216, 310, 354, 405, 438, 136, , 140
ESP10, 216, 309, 353, 406, 438, 138, , 142
ESP10, 206, 299, 345, 398, 430, 141, , 145
ESP10, 191, 287, 331, 386, 419, 143, , 147
ESP10, 190, 287, 334, 386, 423, 146, , 150
ESP10, 195, 290, 340, 389, 430, 148, , 152
ESP10, 192, 289, 338, 388, 429, 151, , 155
ESP10, 203, 300, 347, 399, 439, 153, , 157
ESP10, 210, 305, 348, 400, 440, 156, , 160
ESP10, 212, 305, 348, 400, 438, 158, , 162
ESP10, 214, 303, 347, 398, 439, 161, , 165
ESP10, 211, 295, 344, 390, 432, 163, , 167
ESP10, 218, 301, 352, 395, 439, 166, , 170
ESP10, 214, 301, 354, 391, 439, 168, , 172
ESP10, 216, 303, 352, 392, 440, 171, , 175
ESP10, 220, 303, 350, 395, 439, 173, , 177
ESP10, 232, 309, 361, 401, 446, 176, , 180
ESP10, 245, 314, 365, 403, 451, 178, , 182
ESP10, 239, 311, 356, 396, 441, 181, , 185
ESP10, 248, 315, 363, 400, 445, 183, , 187
ESP10, 240, 305, 355, 395, 440, 186, , 190
ESP10, 247, 312, 364, 399, 450, 188, , 192
ESP10, 242, 306, 359, 399, 446, 191, , 195
ESP10, 246, 309, 365, 400, 450, 193, , 197
ESP10, 248, 311, 365, 399, 449, 196, , 200
ESP10, 248, 314, 361, 398, 445, 198, , 202
ESP10, 245, 317, 358, 395, 440, 201, , 205
ESP10, 254, 326, 367, 406, 448, 203, , 207
ESP10, 251, 322, 363, 406, 444, 206, , 210
ESP10, 253, 319, 359, 406, 445, 208, , 212
ESP10, 251, 314, 355, 401, 439, 211, , 215
ESP10, 251, 312, 354, 402, 439, 213, , 217
ESP10, 252, 313, 361, 408, 440, 216, , 220
ESP10, 243, 304, 352, 399, 430, 218, , 222
ESP10, 232, 294, 341, 389, 420, 221, , 225
ESP10, 236, 295, 343, 391, 423, 223, , 227
ESP10, 229, 285, 337, 384, 414, 226, , 230
ESP10, 214, 263, 320, 366, 402, 228, , 232
ESP10, 215, 265, 325, 365, 407, 231, , 235
ESP10, 210, 262, 319, 359, 405, 233, , 237
ESP10, 220, 272, 329, 371, 418, 236, , 240
ESP10, 203, 258, 314, 357, 404, 238, , 242
ESP10, 176, 230, 285, 328, 377, 241, , 245
ESP10, 167, 227, 277, 318, 368, 243, , 247
ESP10, 167, 232, 279, 317, 369, 246, , 250
ESP10, 173, 244, 286, 325, 377, 248, , 252
ESP10, 174, 245, 291, 327, 379, 251, , 255
ESP10, 169, 236, 284, 321, 373, 253, , 257
ESP10, 174, 234, 289, 320, 372, 256, , 260
ESP10, 182, 234, 293, 320, 374, 258, , 262
ESP10, 184, 233, 298, 320, 378, 261, , 265
ESP10, 183, 230, 295, 317, 375, 263, , 267
ESP10, 177, 224, 289, 312, 368, 266, , 270
ESP10, 182, 227, 282, 306, 362, 268, , 272
ESP10, 195, 235, 287, 313, 366, 271, , 275
ESP10, 201, 233, 286, 312, 366, 273, , 277
ESP10, 213, 247, 297, 324, 377, 276, , 280
ESP10, 218, 250, 299, 331, 380, 278, , 282
ESP10, 213, 243, 296, 327, 376, 281, , 285
ESP10, 210, 238, 291, 326, 374, 283, , 287
ESP10, 211, 241, 292, 327, 376, 286, , 290
ESP10, 216, 245, 295, 331, 389, 288, , 292
ESP10, 212, 243, 292, 329, 387, 291, , 295
ESP10, 217, 246, 294, 330, 387, 293, , 297
ESP10, 224, 260, 302, 335, 389, 296, , 300
ESP10, 222, 257, 303, 332, 385, 298, , 302
ESP10, 216, 252, 301, 327, 381, 301, , 305
ESP10, 216, 255, 302, 329, 386, 303, , 307
ESP10, 208, 250, 295, 323, 379, 306, , 310
ESP10, 206, 261, 296, 326, 381, 308, , 312
ESP10, 207, 262, 299, 327, 382, 311, , 315
ESP10, 206, 260, 296, 330, 380, 313, , 317
ESP10, 208, 261, 297, 329, 378, 316, , 320
ESP10, 212, 261, 293, 330, 375, 318, , 322
ESP10, 211, 258, 291, 331, 372, 321, , 325
ESP10, 211, 257, 293, 331, 371, 323, , 327
ESP10, 210, 255, 291, 330, 368, 326, , 330
ESP10, 208, 255, 290, 327, 365, 328, , 332
ESP10, 214, 258, 289, 326, 364, 331, , 335
ESP10, 214, 258, 291, 324, 363, 333, , 337
ESP10, 212, 263, 290, 322, 362, 336, , 340
ESP10, 214, 265, 291, 326, 363, 338, , 342
ESP10, 215, 267, 293, 326, 363, 341, , 345
ESP10, 226, 277, 300, 335, 370, 343, , 347
ESP10, 234, 282, 303, 338, 371, 346, , 350
ESP10, 239, 290, 311, 344, 377, 348, , 352
ESP10, 238, 292, 313, 345, 377, 351, , 355
ESP10, 242, 296, 318, 349, 381, 353, , 357
ESP10, 242, 295, 319, 350, 381, 356, , 360
ESP10, 238, 290, 316, 345, 374, 358, , 362
ESP10, 242, 295, 318, 350, 378, 361, , 365
ESP10, 243, 297, 319, 352, 379, 363, , 367
ESP10, 249, 299, 320, 353, 381, 366, , 370
ESP10, 248, 300, 320, 353, 383, 368, , 372
ESP10, 247, 300, 320, 351, 383, 371, , 375
ESP10, 239, 294, 313, 342, 377, 373, , 377
ESP10, 232, 288, 305, 334, 372, 376, , 380
ESP10, 242, 289, 309, 335, 375, 378, , 382
ESP10, 245, 290, 310, 336, 378, 381, , 385
ESP10, 243, 288, 310, 335, 376, 383, , 387
ESP10, 242, 284, 305, 332, 371, 386, , 390
ESP10, 251, 294, 313, 338, 378, 388, , 392
ESP10, 252, 291, 311, 337, 374, 391, , 395
ESP10, 250, 290, 311, 341, 372, 393, , 397
ESP10, 254, 295, 316, 342, 372, 396, , 400
ESP10, 258, 298, 321, 343, 371, 398, , 402
ESP10, 252, 292, 316, 335, 365, 401, , 405
ESP10, 256, 296, 318, 337, 367, 403, , 407
ESP10, 252, 297, 315, 337, 363, 406, , 410
ESP10, 240, 285, 302, 327, 350, 408, , 412
ESP10, 242, 285, 301, 328, 350, 411, , 415
ESP10, 248, 291, 309, 334, 356, 413, , 417
ESP10, 237, 279, 299, 322, 345, 416, , 420
ESP10, 249, 287, 311, 331, 355, 418, , 422
ESP10, 244, 282, 305, 326, 348, 421, , 425
ESP10, 253, 290, 311, 331, 355, 423, , 427
ESP10, 253, 286, 308, 329, 353, 426, , 430
ESP10, 265, 293, 314, 338, 361, 428, , 432
ESP10, 270, 294, 315, 341, 363, 431, , 435
ESP10, 273, 296, 318, 342, 365, 433, , 437
ESP10, 273, 297, 320, 342, 365, 436, , 440
ESP10, 267, 294, 313, 336, 359, 438, , 442
ESP10, 262, 291, 311, 330, 354, 441, , 445
ESP10, 256, 283, 303, 320, 344, 443, , 447
ESP10, 260, 285, 305, 321, 344, 446, , 450
ESP10, 259, 281, 302, 319, 339, 448, , 452
ESP10, 252, 275, 294, 311, 331, 451, , 455
ESP10, 248, 269, 294, 306, 327, 453, , 457
ESP10, 242, 265, 287, 299, 322, 456, , 460
ESP10, 240, 267, 283, 301, 319, 458, , 462
ESP10, 230, 257, 270, 291, 308, 461, , 465
ESP10, 233, 259, 271, 293, 310, 463, , 467
ESP10, 215, 243, 256, 277, 296, 466, , 470
ESP10, 232, 259, 272, 291, 309, 468, , 472
ESP10, 231, 259, 273, 291, 310, 471, , 475
ESP10, 225, 256, 267, 286, 305, 473, , 477
ESP10, 223, 250, 260, 281, 297, 476, , 480
ESP10, 229, 255, 265, 287, 304, 478, , 482
ESP10, 226, 251, 261, 282, 302, 481, , 485
ESP10, 222, 246, 258, 277, 300, 483, , 487
ESP10, 217, 241, 252, 270, 297, 486, , 490
ESP10, 219, 242, 256, 273, 298, 488, , 492
ESP10, 217, 240, 256, 275, 296, 491, , 495
ESP10, 221, 241, 256, 276, 298, 493, , 497
ESP10, 223, 239, 254, 273, 295, 496, , 500
ESP10, 230, 242, 258, 275, 298, 498, , 502
ESP10, 228, 242, 257, 272, 296, 501, , 505
ESP10, 219, 235, 249, 266, 287, 503, , 507
ESP10, 215, 233, 248, 263, 284, 506, , 510
ESP10, 219, 238, 254, 270, 290, 508, , 512
ESP10, 218, 239, 255, 271, 290, 511, , 515
ESP10, 219, 244, 259, 276, 294, 513, , 517
ESP10, 222, 248, 263, 281, 297, 516, , 520
ESP10, 226, 252, 268, 285, 301, 518, , 522
ESP10, 234, 259, 273, 295, 307, 521, , 525
ESP10, 236, 261, 273, 295, 308, 523, , 527
ESP10, 235, 262, 274, 292, 307, 526, , 530
ESP10, 239, 267, 281, 296, 312, 528, , 532
ESP10, 237, 266, 283, 298, 313, 531, , 535
ESP10, 234, 263, 281, 297, 313, 533, , 537
ESP10, 234, 265, 281, 298, 312, 536, , 540
ESP10, 236, 271, 287, 301, 315, 538, , 542
ESP10, 235, 269, 284, 300, 314, 541, , 545
ESP10, 231, 263, 277, 294, 306, 543, , 547
ESP10, 228, 261, 275, 291, 302, 546, , 550
ESP10, 227, 260, 275, 291, 302, 548, , 552
ESP10, 231, 265, 280, 296, 308, 551, , 555
ESP10, 236, 268, 282, 299, 310, 553, , 557
ESP10, 234, 270, 279, 297, 306, 556, , 560
ESP10, 243, 277, 285, 303, 312, 558, , 562
ESP10, 246, 274, 283, 301, 310, 561, , 565
ESP10, 249, 278, 286, 304, 313, 563, , 567
ESP10, 245, 271, 284, 300, 308, 566, , 570
ESP10, 247, 273, 286, 303, 310, 568, , 572
ESP10, 249, 275, 290, 305, 313, 571, , 575
ESP10, 251, 277, 292, 308, 315, 573, , 577
ESP10, 253, 279, 294, 312, 317, 576, , 580
ESP10, 263, 288, 304, 320, 329, 578, , 582
ESP10, 262, 286, 304, 318, 328, 581, , 585
ESP10, 265, 288, 304, 320, 330, 583, , 587
ESP10, 264, 291, 303, 319, 331, 586, , 590
ESP10, 262, 289, 302, 316, 329, 588, , 592
ESP10, 264, 295, 306, 319, 331, 591, , 595
ESP10, 263, 294, 306, 317, 329, 593, , 597
ESP10, 263, 295, 306, 318, 329, 596, , 600
ESP10, 269, 299, 311, 323, 335, 598, , 602
ESP10, 272, 303, 315, 327, 338, 601, , 605
ESP10, 275, 303, 317, 330, 338, 603, , 607
ESP10, 275, 302, 316, 330, 337, 606, , 610
ESP10, 277, 301, 316, 329, 335, 608, , 612
ESP10, 281, 302, 318, 330, 335, 611, , 615
ESP10, 280, 301, 318, 330, 335, 613, , 617
ESP10, 280, 299, 317, 329, 337, 616, , 620
ESP10, 281, 301, 318, 330, 337, 618, , 622
ESP10, 283, 302, 318, 331, 337, 621, , 625
ESP10, 283, 301, 316, 329, 335, 623, , 627
ESP10, 285, 301, 314, 326, 332, 626, , 630
ESP10, 284, 302, 315, 326, 333, 628, , 632
ESP10, 282, 299, 313, 326, 331, 631, , 635
ESP10, 285, 298, 316, 326, 334, 633, , 637
ESP10, 287, 296, 316, 325, 332, 636, , 640
ESP10, 288, 299, 318, 327, 334, 638, , 642
ESP10, 291, 303, 319, 329, 336, 641, , 645
ESP10, 296, 307, 324, 333, 341, 643, , 647
ESP10, 290, 303, 321, 329, 337, 646, , 650
ESP10, 288, 301, 317, 326, 334, 648, , 652
ESP10, 292, 306, 318, 325, 333, 651, , 655
ESP10, 288, 305, 315, 323, 329, 653, , 657
ESP10, 290, 305, 315, 324, 330, 656, , 660
ESP10, 286, 300, 313, 319, 327, 658, , 662
ESP10, 286, 300, 312, 319, 326, 661, , 665
ESP10, 289, 302, 311, 320, 326, 663, , 667
ESP10, 292, 303, 315, 322, 330, 666, , 670
ESP10, 286, 296, 308, 316, 323, 668, , 672
ESP10, 289, 298, 311, 319, 325, 671, , 675
ESP10, 289, 296, 309, 318, 325, 673, , 677
ESP10, 290, 297, 310, 318, 326, 676, , 680
ESP10, 292, 299, 312, 321, 327, 678, , 682
ESP10, 292, 299, 309, 321, 326, 681, , 685
ESP10, 292, 302, 312, 320, 327, 683, , 687
ESP10, 299, 308, 316, 326, 332, 686, , 690
ESP10, 302, 312, 318, 329, 335, 688, , 692
ESP10, 302, 313, 319, 329, 336, 691, , 695
ESP10, 301, 312, 321, 328, 335, 693, , 697
ESP10, 308, 321, 328, 336, 342, 696, , 700
ESP10, 309, 322, 331, 338, 343, 698, , 702
ESP10, 317, 327, 336, 343, 348, 701, , 705
ESP10, 319, 325, 334, 342, 346, 703, , 707
ESP10, 320, 325, 334, 341, 345, 706, , 710
ESP10, 322, 328, 337, 343, 347, 708, , 712
ESP10, 323, 330, 338, 344, 348, 711, , 715
ESP10, 321, 328, 335, 342, 347, 713, , 717
ESP10, 321, 328, 337, 342, 347, 716, , 720
ESP10, 324, 332, 339, 345, 350, 718, , 722
ESP10, 325, 334, 340, 347, 351, 721, , 725
ESP10, 323, 333, 340, 346, 350, 723, , 727
ESP10, 324, 335, 342, 347, 352, 726, , 730
ESP10, 321, 331, 338, 343, 350, 728, , 732
ESP10, 331, 340, 347, 350, 358, 731, , 735
ESP10, 331, 340, 346, 351, 356, 733, , 737
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Data Files
/chpsesp/ensemble/natural/RRHW1N_SQIN.ESPF10.csv
RRHW1N_SQIN.ESPF0.csv|2026-06-24
RRHW1N_SQIN.ESPF10.csv|2026-06-24
RRHW1N_SQIN.ESPFM.csv|2026-06-24
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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