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Archive:
Water Year
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LEWIS - MERWIN DAM
(
MEWW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
596
604
54
635
1122
APR-JUL
524
524
54
528
979
JAN-SEP
1826
1834
76
1865
2402
JAN-JUL
1755
1755
78
1758
2260
OCT-SEP
3115
3123
92
3154
3391
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
APR-SEP
596
609
54
653
1122
APR-JUL
524
526
54
541
979
JAN-SEP
1827
1839
77
1883
2402
JAN-JUL
1754
1756
78
1771
2260
OCT-SEP
3115
3128
92
3172
3391
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-23
Issued:
2026-06-23
Hide Forecast
APR-SEP
596
605
54
644
1122
APR-JUL
524
524
54
539
979
JAN-SEP
1827
1835
76
1874
2402
JAN-JUL
1754
1754
78
1769
2260
OCT-SEP
3115
3124
92
3163
3391
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 222, 271, 317, 367, 442, 71, , 75
ESP10, 222, 271, 317, 367, 442, 73, , 77
ESP10, 222, 271, 317, 367, 442, 76, , 80
ESP10, 222, 271, 317, 367, 442, 78, , 82
ESP10, 222, 271, 317, 367, 442, 81, , 85
ESP10, 222, 271, 317, 367, 442, 83, , 87
ESP10, 222, 271, 317, 367, 442, 86, , 90
ESP10, 222, 271, 317, 367, 442, 88, , 92
ESP10, 222, 271, 317, 367, 442, 91, , 95
ESP10, 222, 271, 317, 367, 442, 93, , 97
ESP10, 222, 271, 317, 367, 442, 96, , 100
ESP10, 222, 271, 317, 367, 442, 98, , 102
ESP10, 222, 271, 317, 367, 443, 101, , 105
ESP10, 222, 271, 317, 367, 443, 103, , 107
ESP10, 222, 271, 317, 367, 444, 106, , 110
ESP10, 222, 271, 317, 367, 443, 108, , 112
ESP10, 222, 270, 317, 367, 443, 111, , 115
ESP10, 222, 271, 317, 366, 443, 113, , 117
ESP10, 222, 270, 317, 366, 442, 116, , 120
ESP10, 222, 271, 317, 368, 443, 118, , 122
ESP10, 221, 270, 317, 367, 442, 121, , 125
ESP10, 222, 271, 317, 369, 444, 123, , 127
ESP10, 222, 271, 317, 368, 444, 126, , 130
ESP10, 222, 271, 317, 368, 444, 128, , 132
ESP10, 222, 272, 317, 369, 445, 131, , 135
ESP10, 223, 272, 317, 369, 446, 133, , 137
ESP10, 224, 273, 317, 369, 446, 136, , 140
ESP10, 225, 273, 317, 370, 446, 138, , 142
ESP10, 225, 273, 317, 369, 446, 141, , 145
ESP10, 226, 273, 317, 370, 446, 143, , 147
ESP10, 226, 272, 316, 371, 445, 146, , 150
ESP10, 226, 273, 317, 373, 446, 148, , 152
ESP10, 227, 273, 316, 373, 446, 151, , 155
ESP10, 228, 273, 317, 373, 446, 153, , 157
ESP10, 229, 273, 317, 375, 446, 156, , 160
ESP10, 229, 273, 317, 376, 448, 158, , 162
ESP10, 229, 274, 317, 378, 449, 161, , 165
ESP10, 229, 273, 316, 376, 449, 163, , 167
ESP10, 229, 272, 315, 375, 449, 166, , 170
ESP10, 229, 274, 315, 376, 450, 168, , 172
ESP10, 230, 275, 316, 376, 452, 171, , 175
ESP10, 230, 276, 318, 377, 452, 173, , 177
ESP10, 229, 276, 317, 375, 449, 176, , 180
ESP10, 232, 282, 323, 380, 454, 178, , 182
ESP10, 232, 286, 324, 381, 454, 181, , 185
ESP10, 231, 285, 323, 380, 452, 183, , 187
ESP10, 232, 287, 326, 384, 455, 186, , 190
ESP10, 232, 288, 328, 385, 455, 188, , 192
ESP10, 229, 286, 326, 384, 452, 191, , 195
ESP10, 231, 288, 327, 386, 453, 193, , 197
ESP10, 232, 290, 327, 389, 454, 196, , 200
ESP10, 231, 291, 327, 391, 453, 198, , 202
ESP10, 230, 292, 328, 390, 453, 201, , 205
ESP10, 233, 294, 331, 392, 455, 204, , 208
ESP10, 232, 294, 330, 391, 455, 206, , 210
ESP10, 233, 296, 330, 393, 456, 209, , 213
ESP10, 234, 297, 330, 393, 456, 211, , 215
ESP10, 235, 302, 331, 392, 456, 214, , 218
ESP10, 236, 302, 331, 392, 456, 216, , 220
ESP10, 236, 301, 330, 391, 455, 219, , 223
ESP10, 242, 304, 332, 393, 458, 221, , 225
ESP10, 242, 304, 335, 394, 459, 224, , 228
ESP10, 242, 305, 336, 394, 460, 226, , 230
ESP10, 242, 303, 336, 392, 458, 229, , 233
ESP10, 245, 306, 340, 395, 461, 231, , 235
ESP10, 246, 306, 341, 395, 462, 234, , 238
ESP10, 247, 307, 342, 395, 462, 236, , 240
ESP10, 248, 307, 343, 396, 463, 239, , 243
ESP10, 249, 307, 343, 396, 464, 241, , 245
ESP10, 249, 307, 343, 395, 463, 244, , 248
ESP10, 239, 295, 332, 386, 453, 246, , 250
ESP10, 237, 293, 329, 384, 450, 249, , 253
ESP10, 236, 291, 329, 385, 449, 251, , 255
ESP10, 240, 294, 333, 390, 451, 254, , 258
ESP10, 241, 294, 335, 390, 452, 256, , 260
ESP10, 243, 294, 335, 391, 453, 259, , 263
ESP10, 241, 291, 336, 388, 451, 261, , 265
ESP10, 243, 291, 336, 388, 451, 264, , 268
ESP10, 242, 290, 339, 388, 450, 266, , 270
ESP10, 241, 287, 337, 389, 447, 269, , 273
ESP10, 247, 293, 344, 396, 455, 271, , 275
ESP10, 246, 292, 346, 395, 454, 274, , 278
ESP10, 250, 296, 351, 399, 459, 276, , 280
ESP10, 252, 297, 351, 400, 461, 279, , 283
ESP10, 251, 294, 348, 398, 459, 281, , 285
ESP10, 248, 290, 345, 395, 457, 284, , 288
ESP10, 250, 289, 344, 395, 457, 286, , 290
ESP10, 251, 292, 346, 398, 459, 289, , 293
ESP10, 251, 292, 347, 399, 459, 291, , 295
ESP10, 252, 295, 350, 400, 460, 294, , 298
ESP10, 253, 300, 354, 404, 461, 296, , 300
ESP10, 251, 300, 354, 402, 460, 299, , 303
ESP10, 249, 298, 350, 399, 457, 301, , 305
ESP10, 249, 300, 352, 399, 456, 304, , 308
ESP10, 246, 298, 351, 399, 454, 306, , 310
ESP10, 246, 297, 349, 398, 453, 309, , 313
ESP10, 246, 297, 351, 399, 452, 311, , 315
ESP10, 250, 302, 355, 403, 456, 314, , 318
ESP10, 252, 304, 356, 404, 455, 316, , 320
ESP10, 252, 304, 355, 404, 454, 319, , 323
ESP10, 254, 304, 355, 406, 454, 321, , 325
ESP10, 255, 304, 355, 406, 454, 324, , 328
ESP10, 256, 305, 356, 406, 454, 326, , 330
ESP10, 257, 305, 359, 407, 454, 329, , 333
ESP10, 261, 305, 363, 408, 456, 331, , 335
ESP10, 263, 304, 368, 407, 456, 334, , 338
ESP10, 260, 302, 367, 405, 455, 337, , 341
ESP10, 262, 304, 371, 407, 459, 339, , 343
ESP10, 262, 306, 374, 409, 462, 342, , 346
ESP10, 266, 309, 379, 412, 464, 344, , 348
ESP10, 265, 308, 380, 412, 463, 347, , 351
ESP10, 265, 309, 380, 414, 464, 349, , 353
ESP10, 267, 310, 382, 416, 465, 352, , 356
ESP10, 267, 310, 382, 418, 465, 354, , 358
ESP10, 267, 311, 382, 419, 466, 357, , 361
ESP10, 268, 312, 383, 421, 466, 359, , 363
ESP10, 270, 314, 387, 424, 468, 362, , 366
ESP10, 267, 312, 386, 421, 466, 364, , 368
ESP10, 268, 312, 387, 421, 467, 367, , 371
ESP10, 269, 314, 387, 422, 468, 369, , 373
ESP10, 265, 313, 385, 419, 465, 372, , 376
ESP10, 267, 314, 387, 422, 466, 374, , 378
ESP10, 263, 312, 383, 416, 461, 377, , 381
ESP10, 265, 313, 382, 415, 461, 379, , 383
ESP10, 266, 315, 382, 422, 465, 382, , 386
ESP10, 266, 315, 381, 423, 465, 384, , 388
ESP10, 264, 313, 378, 421, 465, 387, , 391
ESP10, 266, 316, 381, 426, 466, 389, , 393
ESP10, 263, 315, 378, 424, 463, 392, , 396
ESP10, 262, 315, 379, 424, 464, 394, , 398
ESP10, 263, 315, 378, 423, 465, 397, , 401
ESP10, 263, 313, 376, 421, 467, 399, , 403
ESP10, 256, 305, 373, 416, 463, 402, , 406
ESP10, 254, 302, 374, 416, 464, 404, , 408
ESP10, 252, 303, 373, 416, 463, 407, , 411
ESP10, 244, 294, 366, 407, 456, 409, , 413
ESP10, 248, 300, 369, 409, 458, 412, , 416
ESP10, 253, 305, 372, 414, 462, 414, , 418
ESP10, 246, 295, 364, 405, 453, 417, , 421
ESP10, 268, 302, 370, 415, 460, 419, , 423
ESP10, 271, 304, 369, 417, 457, 422, , 426
ESP10, 282, 307, 372, 421, 461, 424, , 428
ESP10, 283, 309, 373, 422, 462, 427, , 431
ESP10, 285, 311, 375, 422, 463, 429, , 433
ESP10, 289, 315, 380, 425, 467, 432, , 436
ESP10, 291, 317, 385, 425, 467, 434, , 438
ESP10, 289, 314, 383, 425, 465, 437, , 441
ESP10, 285, 311, 380, 423, 461, 439, , 443
ESP10, 283, 313, 384, 427, 460, 442, , 446
ESP10, 281, 312, 386, 428, 459, 444, , 448
ESP10, 282, 313, 386, 432, 460, 447, , 451
ESP10, 281, 317, 385, 431, 458, 449, , 453
ESP10, 280, 314, 382, 429, 454, 452, , 456
ESP10, 274, 307, 375, 422, 448, 454, , 458
ESP10, 268, 303, 370, 417, 442, 457, , 461
ESP10, 265, 302, 369, 413, 439, 459, , 463
ESP10, 265, 302, 369, 414, 441, 462, , 466
ESP10, 262, 298, 369, 411, 440, 464, , 468
ESP10, 262, 299, 373, 412, 441, 467, , 471
ESP10, 266, 305, 379, 418, 446, 469, , 473
ESP10, 262, 303, 373, 411, 442, 472, , 476
ESP10, 263, 303, 370, 410, 441, 475, , 479
ESP10, 276, 314, 380, 424, 453, 477, , 481
ESP10, 276, 313, 378, 423, 456, 480, , 484
ESP10, 279, 317, 378, 424, 457, 482, , 486
ESP10, 270, 312, 374, 417, 450, 485, , 489
ESP10, 263, 309, 368, 412, 444, 487, , 491
ESP10, 270, 322, 386, 422, 454, 490, , 494
ESP10, 280, 336, 390, 426, 462, 492, , 496
ESP10, 289, 349, 399, 432, 464, 495, , 499
ESP10, 294, 349, 399, 431, 465, 497, , 501
ESP10, 294, 353, 401, 433, 469, 500, , 504
ESP10, 296, 353, 401, 432, 467, 502, , 506
ESP10, 292, 346, 392, 426, 458, 505, , 509
ESP10, 292, 344, 388, 422, 457, 507, , 511
ESP10, 306, 362, 395, 429, 467, 510, , 514
ESP10, 305, 358, 392, 423, 456, 512, , 516
ESP10, 316, 366, 403, 432, 466, 515, , 519
ESP10, 325, 367, 408, 442, 472, 517, , 521
ESP10, 330, 368, 409, 446, 475, 520, , 524
ESP10, 340, 372, 416, 451, 479, 522, , 526
ESP10, 345, 380, 421, 457, 485, 525, , 529
ESP10, 345, 385, 425, 461, 488, 527, , 531
ESP10, 344, 384, 434, 464, 489, 530, , 534
ESP10, 344, 382, 432, 469, 494, 532, , 536
ESP10, 350, 383, 433, 471, 498, 535, , 539
ESP10, 347, 380, 429, 469, 495, 537, , 541
ESP10, 355, 384, 441, 474, 503, 540, , 544
ESP10, 347, 375, 430, 463, 493, 542, , 546
ESP10, 344, 366, 421, 454, 485, 545, , 549
ESP10, 344, 379, 423, 454, 482, 547, , 551
ESP10, 339, 371, 414, 448, 473, 550, , 554
ESP10, 338, 367, 409, 443, 468, 552, , 556
ESP10, 349, 380, 412, 448, 472, 555, , 559
ESP10, 350, 388, 415, 454, 473, 557, , 561
ESP10, 357, 395, 425, 460, 481, 560, , 564
ESP10, 360, 402, 432, 463, 481, 562, , 566
ESP10, 362, 408, 436, 468, 483, 565, , 569
ESP10, 365, 412, 448, 472, 486, 567, , 571
ESP10, 367, 417, 447, 471, 485, 570, , 574
ESP10, 374, 423, 449, 473, 488, 572, , 576
ESP10, 378, 424, 452, 474, 488, 575, , 579
ESP10, 382, 424, 450, 472, 485, 577, , 581
ESP10, 387, 424, 453, 470, 482, 580, , 584
ESP10, 392, 428, 456, 473, 486, 582, , 586
ESP10, 394, 433, 459, 476, 489, 585, , 589
ESP10, 397, 433, 460, 477, 489, 587, , 591
ESP10, 402, 435, 464, 481, 489, 590, , 594
ESP10, 402, 437, 467, 482, 490, 592, , 596
ESP10, 403, 439, 466, 481, 490, 595, , 599
ESP10, 403, 440, 466, 482, 490, 597, , 601
ESP10, 405, 443, 466, 484, 490, 600, , 604
ESP10, 407, 445, 466, 484, 490, 602, , 606
ESP10, 412, 448, 466, 484, 492, 605, , 609
ESP10, 415, 450, 466, 484, 492, 608, , 612
ESP10, 419, 456, 473, 487, 493, 610, , 614
ESP10, 422, 455, 472, 487, 491, 613, , 617
ESP10, 426, 457, 477, 487, 492, 615, , 619
ESP10, 423, 453, 475, 486, 491, 618, , 622
ESP10, 428, 454, 478, 488, 492, 620, , 624
ESP10, 436, 465, 486, 496, 500, 623, , 627
ESP10, 433, 462, 485, 493, 497, 625, , 629
ESP10, 434, 463, 484, 492, 497, 628, , 632
ESP10, 432, 464, 482, 491, 496, 630, , 634
ESP10, 424, 456, 475, 487, 491, 633, , 637
ESP10, 423, 454, 476, 485, 489, 635, , 639
ESP10, 421, 453, 474, 484, 488, 638, , 642
ESP10, 417, 450, 469, 480, 483, 640, , 644
ESP10, 418, 453, 472, 480, 484, 643, , 647
ESP10, 419, 456, 474, 481, 484, 645, , 649
ESP10, 412, 450, 468, 477, 481, 648, , 652
ESP10, 421, 453, 472, 479, 484, 650, , 654
ESP10, 419, 452, 471, 477, 481, 653, , 657
ESP10, 426, 455, 473, 480, 482, 655, , 659
ESP10, 431, 460, 475, 482, 484, 658, , 662
ESP10, 438, 464, 475, 484, 485, 660, , 664
ESP10, 435, 463, 474, 483, 484, 663, , 667
ESP10, 431, 460, 473, 479, 480, 665, , 669
ESP10, 444, 469, 477, 483, 484, 668, , 672
ESP10, 446, 470, 478, 482, 484, 670, , 674
ESP10, 450, 470, 476, 481, 483, 673, , 677
ESP10, 453, 469, 476, 481, 483, 675, , 679
ESP10, 455, 470, 477, 482, 483, 678, , 682
ESP10, 458, 471, 478, 483, 483, 680, , 684
ESP10, 458, 472, 479, 483, 484, 683, , 687
ESP10, 458, 470, 476, 480, 482, 685, , 689
ESP10, 460, 470, 477, 481, 482, 688, , 692
ESP10, 459, 470, 475, 479, 480, 690, , 694
ESP10, 455, 467, 471, 474, 476, 693, , 697
ESP10, 453, 464, 468, 472, 473, 695, , 699
ESP10, 455, 466, 471, 473, 475, 698, , 702
ESP10, 454, 465, 470, 473, 474, 700, , 704
ESP10, 456, 467, 471, 474, 475, 703, , 707
ESP10, 458, 468, 472, 474, 476, 705, , 709
ESP10, 459, 468, 473, 474, 475, 708, , 712
ESP10, 459, 468, 473, 474, 476, 710, , 714
ESP10, 459, 468, 473, 474, 476, 713, , 717
ESP10, 459, 469, 473, 475, 476, 715, , 719
ESP10, 460, 469, 473, 475, 476, 718, , 722
ESP10, 460, 469, 473, 474, 476, 720, , 724
ESP10, 460, 470, 473, 475, 476, 723, , 727
ESP10, 460, 470, 473, 475, 476, 725, , 729
ESP10, 460, 469, 473, 475, 476, 728, , 732
ESP10, 461, 469, 472, 474, 475, 730, , 734
ESP10, 462, 469, 472, 474, 475, 733, , 737
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Data Files
/chpsesp/ensemble/natural/MEWW1N_SQIN.ESPF10.csv
MEWW1N_QINE.ESPF0.csv|2026-06-23
MEWW1N_QINE.ESPF10.csv|2026-06-23
MEWW1N_QINE.ESPFM.csv|2026-06-23
MEWW1N_SQIN.ESPF0.csv|2026-06-23
MEWW1N_SQIN.ESPF10.csv|2026-06-23
MEWW1N_SQIN.ESPFM.csv|2026-06-23
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
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