Choose Date:
Archive:
Water Year
Loading...
LEWIS - MERWIN DAM
(
MEWW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-06-06
Issued:
2026-06-06
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
582
596
53
644
1122
APR-JUL
510
513
52
538
979
JAN-SEP
1812
1826
76
1874
2402
JAN-JUL
1740
1743
77
1768
2260
OCT-SEP
3101
3115
92
3162
3391
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-06-06
Issued:
2026-06-06
Hide Forecast
APR-SEP
578
613
55
682
1122
APR-JUL
502
524
54
576
979
JAN-SEP
1808
1843
77
1912
2402
JAN-JUL
1732
1754
78
1806
2260
OCT-SEP
3097
3132
92
3200
3391
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-06
Issued:
2026-06-06
Hide Forecast
APR-SEP
570
593
53
715
1122
APR-JUL
497
511
52
596
979
JAN-SEP
1800
1823
76
1945
2402
JAN-JUL
1727
1741
77
1826
2260
OCT-SEP
3088
3112
92
3234
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, 79, , 83
ESP10, 222, 271, 317, 367, 442, 81, , 85
ESP10, 222, 271, 317, 367, 442, 84, , 88
ESP10, 222, 271, 317, 367, 442, 87, , 91
ESP10, 222, 271, 317, 367, 442, 89, , 93
ESP10, 222, 271, 317, 367, 442, 92, , 96
ESP10, 222, 271, 317, 367, 442, 95, , 99
ESP10, 222, 271, 317, 367, 442, 97, , 101
ESP10, 222, 271, 317, 367, 442, 100, , 104
ESP10, 222, 271, 317, 367, 443, 103, , 107
ESP10, 222, 271, 317, 367, 443, 106, , 110
ESP10, 222, 271, 317, 367, 444, 108, , 112
ESP10, 222, 271, 317, 367, 443, 111, , 115
ESP10, 222, 270, 317, 367, 443, 114, , 118
ESP10, 222, 271, 317, 366, 443, 116, , 120
ESP10, 222, 270, 317, 366, 442, 119, , 123
ESP10, 222, 271, 317, 368, 443, 122, , 126
ESP10, 221, 270, 317, 367, 442, 124, , 128
ESP10, 222, 271, 317, 369, 444, 127, , 131
ESP10, 222, 271, 317, 368, 444, 130, , 134
ESP10, 222, 271, 317, 368, 444, 132, , 136
ESP10, 222, 272, 317, 369, 445, 135, , 139
ESP10, 223, 272, 317, 369, 446, 138, , 142
ESP10, 224, 273, 317, 369, 446, 140, , 144
ESP10, 225, 273, 317, 370, 446, 143, , 147
ESP10, 225, 273, 317, 369, 446, 146, , 150
ESP10, 226, 273, 317, 370, 446, 148, , 152
ESP10, 226, 272, 316, 371, 445, 151, , 155
ESP10, 226, 273, 317, 373, 446, 154, , 158
ESP10, 227, 273, 316, 373, 446, 156, , 160
ESP10, 228, 273, 317, 373, 446, 159, , 163
ESP10, 229, 273, 317, 375, 446, 162, , 166
ESP10, 229, 273, 317, 376, 448, 164, , 168
ESP10, 229, 274, 317, 378, 449, 167, , 171
ESP10, 229, 273, 316, 376, 449, 170, , 174
ESP10, 229, 272, 315, 375, 449, 173, , 177
ESP10, 229, 274, 315, 376, 450, 175, , 179
ESP10, 230, 275, 316, 376, 452, 178, , 182
ESP10, 230, 276, 318, 377, 452, 181, , 185
ESP10, 229, 276, 317, 375, 449, 183, , 187
ESP10, 232, 282, 323, 380, 454, 186, , 190
ESP10, 232, 286, 324, 381, 454, 189, , 193
ESP10, 231, 285, 323, 380, 452, 191, , 195
ESP10, 232, 287, 326, 384, 455, 194, , 198
ESP10, 232, 288, 328, 385, 455, 197, , 201
ESP10, 229, 286, 326, 384, 452, 199, , 203
ESP10, 231, 288, 327, 386, 453, 202, , 206
ESP10, 232, 290, 327, 389, 454, 205, , 209
ESP10, 231, 291, 327, 391, 453, 207, , 211
ESP10, 230, 292, 328, 390, 453, 210, , 214
ESP10, 233, 294, 331, 392, 455, 213, , 217
ESP10, 232, 294, 330, 391, 455, 215, , 219
ESP10, 233, 296, 330, 393, 456, 218, , 222
ESP10, 234, 297, 330, 393, 456, 221, , 225
ESP10, 235, 302, 331, 392, 456, 223, , 227
ESP10, 236, 302, 331, 392, 456, 226, , 230
ESP10, 236, 301, 330, 391, 455, 229, , 233
ESP10, 242, 304, 332, 393, 458, 231, , 235
ESP10, 242, 304, 335, 394, 459, 234, , 238
ESP10, 242, 305, 336, 394, 460, 237, , 241
ESP10, 242, 303, 336, 392, 458, 240, , 244
ESP10, 245, 306, 340, 395, 461, 242, , 246
ESP10, 246, 306, 341, 395, 462, 245, , 249
ESP10, 247, 307, 342, 395, 462, 248, , 252
ESP10, 248, 307, 343, 396, 463, 250, , 254
ESP10, 249, 307, 343, 396, 464, 253, , 257
ESP10, 249, 307, 343, 395, 463, 256, , 260
ESP10, 239, 295, 332, 386, 453, 258, , 262
ESP10, 237, 293, 329, 384, 450, 261, , 265
ESP10, 236, 291, 329, 385, 449, 264, , 268
ESP10, 240, 294, 333, 390, 451, 266, , 270
ESP10, 241, 294, 335, 390, 452, 269, , 273
ESP10, 243, 294, 335, 391, 453, 272, , 276
ESP10, 241, 291, 336, 388, 451, 274, , 278
ESP10, 243, 291, 336, 388, 451, 277, , 281
ESP10, 242, 290, 339, 388, 450, 280, , 284
ESP10, 241, 287, 337, 389, 447, 282, , 286
ESP10, 247, 293, 344, 396, 455, 285, , 289
ESP10, 246, 292, 346, 395, 454, 288, , 292
ESP10, 250, 296, 351, 399, 459, 290, , 294
ESP10, 252, 297, 351, 400, 461, 293, , 297
ESP10, 251, 294, 348, 398, 459, 296, , 300
ESP10, 248, 290, 345, 395, 457, 298, , 302
ESP10, 250, 289, 344, 395, 457, 301, , 305
ESP10, 251, 292, 346, 398, 459, 304, , 308
ESP10, 251, 292, 347, 399, 459, 307, , 311
ESP10, 252, 295, 350, 400, 460, 309, , 313
ESP10, 253, 300, 354, 404, 461, 312, , 316
ESP10, 251, 300, 354, 402, 460, 315, , 319
ESP10, 249, 298, 350, 399, 457, 317, , 321
ESP10, 249, 300, 352, 399, 456, 320, , 324
ESP10, 246, 298, 351, 399, 454, 323, , 327
ESP10, 246, 297, 349, 398, 453, 325, , 329
ESP10, 246, 297, 351, 399, 452, 328, , 332
ESP10, 250, 302, 355, 403, 456, 331, , 335
ESP10, 252, 304, 356, 404, 455, 333, , 337
ESP10, 252, 304, 355, 404, 454, 336, , 340
ESP10, 254, 304, 355, 406, 454, 339, , 343
ESP10, 255, 304, 355, 406, 454, 341, , 345
ESP10, 256, 305, 356, 406, 454, 344, , 348
ESP10, 257, 305, 359, 407, 454, 347, , 351
ESP10, 261, 305, 363, 408, 456, 349, , 353
ESP10, 263, 304, 368, 407, 456, 352, , 356
ESP10, 260, 302, 367, 405, 455, 355, , 359
ESP10, 262, 304, 371, 407, 459, 357, , 361
ESP10, 262, 306, 374, 409, 462, 360, , 364
ESP10, 266, 309, 379, 412, 464, 363, , 367
ESP10, 265, 308, 380, 412, 463, 365, , 369
ESP10, 265, 309, 380, 414, 464, 368, , 372
ESP10, 267, 310, 382, 416, 465, 371, , 375
ESP10, 267, 310, 382, 418, 465, 374, , 378
ESP10, 267, 311, 382, 419, 466, 376, , 380
ESP10, 268, 312, 383, 421, 466, 379, , 383
ESP10, 270, 314, 387, 424, 468, 382, , 386
ESP10, 267, 312, 386, 421, 466, 384, , 388
ESP10, 268, 312, 387, 421, 467, 387, , 391
ESP10, 269, 314, 387, 422, 468, 390, , 394
ESP10, 265, 313, 385, 419, 465, 392, , 396
ESP10, 267, 314, 387, 422, 466, 395, , 399
ESP10, 263, 312, 383, 416, 461, 398, , 402
ESP10, 265, 313, 382, 415, 461, 400, , 404
ESP10, 266, 315, 382, 422, 465, 403, , 407
ESP10, 266, 315, 381, 423, 465, 406, , 410
ESP10, 264, 313, 378, 421, 465, 408, , 412
ESP10, 266, 316, 381, 426, 466, 411, , 415
ESP10, 263, 315, 378, 424, 463, 414, , 418
ESP10, 262, 315, 379, 424, 464, 416, , 420
ESP10, 263, 315, 378, 423, 465, 419, , 423
ESP10, 263, 313, 376, 421, 467, 422, , 426
ESP10, 256, 305, 373, 416, 463, 424, , 428
ESP10, 254, 302, 374, 416, 464, 427, , 431
ESP10, 252, 303, 373, 416, 463, 430, , 434
ESP10, 244, 294, 366, 407, 456, 432, , 436
ESP10, 248, 300, 369, 409, 458, 435, , 439
ESP10, 253, 305, 372, 414, 462, 438, , 442
ESP10, 246, 295, 364, 405, 453, 441, , 445
ESP10, 268, 302, 370, 415, 460, 443, , 447
ESP10, 271, 304, 369, 417, 457, 446, , 450
ESP10, 282, 307, 372, 421, 461, 449, , 453
ESP10, 283, 309, 373, 422, 462, 451, , 455
ESP10, 285, 311, 375, 422, 463, 454, , 458
ESP10, 289, 315, 380, 425, 467, 457, , 461
ESP10, 291, 317, 385, 425, 467, 459, , 463
ESP10, 289, 314, 383, 425, 465, 462, , 466
ESP10, 285, 311, 380, 423, 461, 465, , 469
ESP10, 283, 313, 384, 427, 460, 467, , 471
ESP10, 281, 312, 386, 428, 459, 470, , 474
ESP10, 282, 313, 386, 432, 460, 473, , 477
ESP10, 281, 317, 385, 431, 458, 475, , 479
ESP10, 280, 314, 382, 429, 454, 478, , 482
ESP10, 274, 307, 375, 422, 448, 481, , 485
ESP10, 268, 303, 370, 417, 442, 483, , 487
ESP10, 265, 302, 369, 413, 439, 486, , 490
ESP10, 265, 302, 369, 414, 441, 489, , 493
ESP10, 262, 298, 369, 411, 440, 491, , 495
ESP10, 262, 299, 373, 412, 441, 494, , 498
ESP10, 266, 305, 379, 418, 446, 497, , 501
ESP10, 262, 303, 373, 411, 442, 499, , 503
ESP10, 263, 303, 370, 410, 441, 502, , 506
ESP10, 276, 314, 380, 424, 453, 505, , 509
ESP10, 276, 313, 378, 423, 456, 508, , 512
ESP10, 279, 317, 378, 424, 457, 510, , 514
ESP10, 270, 312, 374, 417, 450, 513, , 517
ESP10, 263, 309, 368, 412, 444, 516, , 520
ESP10, 270, 322, 386, 422, 454, 518, , 522
ESP10, 280, 336, 390, 426, 462, 521, , 525
ESP10, 289, 349, 399, 432, 464, 524, , 528
ESP10, 294, 349, 399, 431, 465, 526, , 530
ESP10, 294, 353, 401, 433, 469, 529, , 533
ESP10, 296, 353, 401, 432, 467, 532, , 536
ESP10, 292, 346, 392, 426, 458, 534, , 538
ESP10, 292, 344, 388, 422, 457, 537, , 541
ESP10, 306, 362, 395, 429, 467, 540, , 544
ESP10, 305, 358, 392, 423, 456, 542, , 546
ESP10, 316, 366, 403, 432, 466, 545, , 549
ESP10, 325, 367, 408, 442, 472, 548, , 552
ESP10, 330, 368, 409, 446, 475, 550, , 554
ESP10, 340, 372, 416, 451, 479, 553, , 557
ESP10, 345, 380, 421, 457, 485, 556, , 560
ESP10, 345, 385, 425, 461, 488, 558, , 562
ESP10, 344, 384, 434, 464, 489, 561, , 565
ESP10, 344, 382, 432, 469, 494, 564, , 568
ESP10, 350, 383, 433, 471, 498, 566, , 570
ESP10, 347, 380, 429, 469, 495, 569, , 573
ESP10, 355, 384, 441, 474, 503, 572, , 576
ESP10, 347, 375, 430, 463, 493, 575, , 579
ESP10, 344, 366, 421, 454, 485, 577, , 581
ESP10, 344, 379, 423, 454, 482, 580, , 584
ESP10, 339, 371, 414, 448, 473, 583, , 587
ESP10, 338, 367, 409, 443, 468, 585, , 589
ESP10, 349, 380, 412, 448, 472, 588, , 592
ESP10, 350, 388, 415, 454, 473, 591, , 595
ESP10, 357, 395, 425, 460, 481, 593, , 597
ESP10, 360, 402, 432, 463, 481, 596, , 600
ESP10, 362, 408, 436, 468, 483, 599, , 603
ESP10, 365, 412, 448, 472, 486, 601, , 605
ESP10, 367, 417, 447, 471, 485, 604, , 608
ESP10, 374, 423, 449, 473, 488, 607, , 611
ESP10, 378, 424, 452, 474, 488, 609, , 613
ESP10, 382, 424, 450, 472, 485, 612, , 616
ESP10, 387, 424, 453, 470, 482, 615, , 619
ESP10, 392, 428, 456, 473, 486, 617, , 621
ESP10, 394, 433, 459, 476, 489, 620, , 624
ESP10, 397, 433, 460, 477, 489, 623, , 627
ESP10, 402, 435, 464, 481, 489, 625, , 629
ESP10, 402, 437, 467, 482, 490, 628, , 632
ESP10, 403, 439, 466, 481, 490, 631, , 635
ESP10, 403, 440, 466, 482, 490, 633, , 637
ESP10, 405, 443, 466, 484, 490, 636, , 640
ESP10, 407, 445, 466, 484, 490, 639, , 643
ESP10, 412, 448, 466, 484, 492, 642, , 646
ESP10, 415, 450, 466, 484, 492, 644, , 648
ESP10, 419, 456, 473, 487, 493, 647, , 651
ESP10, 422, 455, 472, 487, 491, 650, , 654
ESP10, 426, 457, 477, 487, 492, 652, , 656
ESP10, 423, 453, 475, 486, 491, 655, , 659
ESP10, 428, 454, 478, 488, 492, 658, , 662
ESP10, 436, 465, 486, 496, 500, 660, , 664
ESP10, 433, 462, 485, 493, 497, 663, , 667
ESP10, 434, 463, 484, 492, 497, 666, , 670
ESP10, 432, 464, 482, 491, 496, 668, , 672
ESP10, 424, 456, 475, 487, 491, 671, , 675
ESP10, 423, 454, 476, 485, 489, 674, , 678
ESP10, 421, 453, 474, 484, 488, 676, , 680
ESP10, 417, 450, 469, 480, 483, 679, , 683
ESP10, 418, 453, 472, 480, 484, 682, , 686
ESP10, 419, 456, 474, 481, 484, 684, , 688
ESP10, 412, 450, 468, 477, 481, 687, , 691
ESP10, 421, 453, 472, 479, 484, 690, , 694
ESP10, 419, 452, 471, 477, 481, 692, , 696
ESP10, 426, 455, 473, 480, 482, 695, , 699
ESP10, 431, 460, 475, 482, 484, 698, , 702
ESP10, 438, 464, 475, 484, 485, 700, , 704
ESP10, 435, 463, 474, 483, 484, 703, , 707
ESP10, 431, 460, 473, 479, 480, 706, , 710
ESP10, 444, 469, 477, 483, 484, 709, , 713
ESP10, 446, 470, 478, 482, 484, 711, , 715
ESP10, 450, 470, 476, 481, 483, 714, , 718
ESP10, 453, 469, 476, 481, 483, 717, , 721
ESP10, 455, 470, 477, 482, 483, 719, , 723
ESP10, 458, 471, 478, 483, 483, 722, , 726
ESP10, 458, 472, 479, 483, 484, 725, , 729
ESP10, 458, 470, 476, 480, 482, 727, , 731
ESP10, 460, 470, 477, 481, 482, 730, , 734
ESP10, 459, 470, 475, 479, 480, 733, , 737
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
Show Tooltips Help
Overlay
ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/MEWW1N_SQIN.ESPF10.csv
MEWW1N_QINE.ESPF0.csv|2026-06-06
MEWW1N_QINE.ESPF10.csv|2026-06-06
MEWW1N_QINE.ESPFM.csv|2026-06-06
MEWW1N_SQIN.ESPF0.csv|2026-06-06
MEWW1N_SQIN.ESPF10.csv|2026-06-06
MEWW1N_SQIN.ESPFM.csv|2026-06-06
APR-SEP
Commerce Home
|
NOAA
|
NWS Organization
|
NWRFC Site Map
|
Search
Freedom of Information Act
|
Privacy Policy
|
Information Quality
|
USA.gov
|
Career Opportunities
#FFF68F
#33CCFF
#404040
#660066
#F00007
#66CCFF
ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
