Choose Date:
Archive:
Water Year
Loading...
SF BOISE - ANDERSON RANCH DAM
(
ARAI1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-06-29
Issued:
2026-06-29
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
298
300
61
304
495
APR-JUL
271
271
59
272
462
JAN-SEP
411
413
71
417
583
JAN-JUL
383
384
70
385
550
OCT-SEP
493
495
78
499
637
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-06-29
Issued:
2026-06-29
Hide Forecast
APR-SEP
298
300
61
304
495
APR-JUL
271
271
59
272
462
JAN-SEP
410
412
71
417
583
JAN-JUL
383
384
70
385
550
OCT-SEP
492
494
78
499
637
Reference
ESP with 0 Days QPF
Ensemble:
2026-06-29
Issued:
2026-06-29
Hide Forecast
APR-SEP
298
300
61
305
495
APR-JUL
271
271
59
273
462
JAN-SEP
411
413
71
417
583
JAN-JUL
383
384
70
386
550
OCT-SEP
493
495
78
499
637
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 183, 262, 374, 415, 475, 70, , 74
ESP10, 182, 260, 372, 413, 474, 73, , 77
ESP10, 182, 259, 371, 412, 473, 75, , 79
ESP10, 186, 262, 374, 415, 476, 78, , 82
ESP10, 188, 261, 373, 414, 476, 80, , 84
ESP10, 186, 257, 369, 411, 473, 83, , 87
ESP10, 185, 255, 367, 409, 472, 85, , 89
ESP10, 189, 258, 370, 412, 474, 88, , 92
ESP10, 188, 257, 370, 411, 474, 90, , 94
ESP10, 181, 250, 363, 405, 468, 93, , 97
ESP10, 178, 249, 361, 402, 466, 95, , 99
ESP10, 183, 260, 366, 407, 470, 97, , 101
ESP10, 180, 262, 363, 405, 469, 100, , 104
ESP10, 177, 261, 360, 402, 467, 102, , 106
ESP10, 170, 253, 352, 395, 461, 105, , 109
ESP10, 159, 236, 337, 383, 447, 107, , 111
ESP10, 149, 227, 330, 376, 438, 110, , 114
ESP10, 155, 230, 336, 383, 441, 112, , 116
ESP10, 160, 230, 336, 383, 441, 115, , 119
ESP10, 167, 242, 341, 388, 446, 117, , 121
ESP10, 160, 237, 333, 381, 438, 120, , 124
ESP10, 169, 247, 340, 387, 444, 122, , 126
ESP10, 168, 247, 340, 387, 443, 124, , 128
ESP10, 178, 257, 354, 396, 452, 127, , 131
ESP10, 177, 260, 353, 395, 450, 129, , 133
ESP10, 176, 258, 351, 394, 447, 132, , 136
ESP10, 184, 263, 353, 396, 447, 134, , 138
ESP10, 187, 266, 354, 401, 450, 137, , 141
ESP10, 181, 263, 349, 398, 444, 139, , 143
ESP10, 168, 250, 334, 389, 432, 142, , 146
ESP10, 166, 253, 333, 392, 435, 144, , 148
ESP10, 162, 252, 328, 391, 432, 147, , 151
ESP10, 172, 263, 334, 398, 445, 149, , 153
ESP10, 177, 265, 335, 408, 457, 151, , 155
ESP10, 177, 265, 335, 409, 457, 154, , 158
ESP10, 178, 263, 336, 408, 458, 156, , 160
ESP10, 174, 258, 335, 406, 459, 159, , 163
ESP10, 168, 249, 326, 398, 453, 161, , 165
ESP10, 173, 249, 326, 398, 454, 164, , 168
ESP10, 181, 252, 334, 403, 458, 166, , 170
ESP10, 198, 268, 347, 414, 470, 169, , 173
ESP10, 217, 287, 358, 426, 477, 171, , 175
ESP10, 215, 291, 362, 424, 474, 174, , 178
ESP10, 222, 295, 369, 428, 478, 176, , 180
ESP10, 228, 301, 374, 433, 481, 178, , 182
ESP10, 230, 303, 380, 434, 485, 181, , 185
ESP10, 232, 308, 384, 435, 489, 183, , 187
ESP10, 237, 311, 386, 437, 492, 186, , 190
ESP10, 238, 307, 383, 434, 490, 188, , 192
ESP10, 237, 306, 379, 431, 488, 191, , 195
ESP10, 237, 310, 378, 430, 488, 193, , 197
ESP10, 234, 307, 374, 427, 484, 196, , 200
ESP10, 243, 313, 385, 434, 492, 198, , 202
ESP10, 245, 315, 388, 436, 494, 201, , 205
ESP10, 246, 321, 387, 435, 495, 203, , 207
ESP10, 251, 319, 387, 439, 495, 205, , 209
ESP10, 246, 312, 384, 434, 490, 208, , 212
ESP10, 246, 312, 386, 434, 490, 210, , 214
ESP10, 253, 321, 392, 441, 494, 213, , 217
ESP10, 238, 308, 380, 427, 483, 215, , 219
ESP10, 235, 308, 378, 426, 478, 218, , 222
ESP10, 241, 316, 387, 431, 481, 220, , 224
ESP10, 233, 308, 377, 423, 476, 223, , 227
ESP10, 234, 305, 373, 425, 474, 225, , 229
ESP10, 238, 301, 375, 430, 476, 228, , 232
ESP10, 234, 290, 369, 423, 467, 230, , 234
ESP10, 228, 285, 363, 421, 467, 232, , 236
ESP10, 250, 308, 381, 438, 482, 235, , 239
ESP10, 253, 305, 378, 435, 479, 237, , 241
ESP10, 254, 296, 372, 430, 471, 240, , 244
ESP10, 253, 294, 365, 421, 468, 242, , 246
ESP10, 243, 282, 352, 412, 463, 245, , 249
ESP10, 229, 267, 339, 404, 455, 247, , 251
ESP10, 227, 269, 338, 409, 454, 250, , 254
ESP10, 234, 275, 344, 414, 464, 252, , 256
ESP10, 230, 262, 333, 404, 458, 255, , 259
ESP10, 224, 257, 326, 397, 452, 257, , 261
ESP10, 233, 273, 335, 406, 459, 259, , 263
ESP10, 231, 283, 334, 405, 458, 262, , 266
ESP10, 238, 291, 337, 406, 459, 264, , 268
ESP10, 241, 292, 335, 403, 454, 267, , 271
ESP10, 245, 289, 346, 405, 454, 269, , 273
ESP10, 244, 287, 344, 407, 451, 272, , 276
ESP10, 244, 284, 342, 406, 449, 274, , 278
ESP10, 238, 277, 336, 400, 443, 277, , 281
ESP10, 241, 274, 337, 398, 444, 279, , 283
ESP10, 246, 275, 338, 396, 449, 282, , 286
ESP10, 253, 280, 344, 401, 455, 284, , 288
ESP10, 247, 273, 339, 396, 451, 286, , 290
ESP10, 248, 276, 342, 395, 451, 289, , 293
ESP10, 246, 274, 340, 391, 449, 291, , 295
ESP10, 258, 274, 342, 390, 448, 294, , 298
ESP10, 254, 266, 334, 383, 443, 296, , 300
ESP10, 253, 272, 335, 382, 443, 299, , 303
ESP10, 250, 275, 335, 379, 441, 301, , 305
ESP10, 245, 280, 330, 377, 437, 304, , 308
ESP10, 245, 285, 330, 379, 437, 306, , 310
ESP10, 249, 287, 333, 382, 438, 309, , 313
ESP10, 255, 294, 341, 390, 440, 311, , 315
ESP10, 262, 294, 343, 392, 440, 313, , 317
ESP10, 266, 312, 343, 398, 440, 316, , 320
ESP10, 271, 317, 343, 398, 440, 318, , 322
ESP10, 274, 317, 342, 401, 440, 321, , 325
ESP10, 275, 317, 344, 401, 439, 323, , 327
ESP10, 282, 321, 350, 404, 441, 326, , 330
ESP10, 282, 321, 350, 406, 442, 328, , 332
ESP10, 280, 318, 347, 405, 439, 331, , 335
ESP10, 287, 325, 353, 411, 444, 333, , 337
ESP10, 287, 325, 355, 411, 445, 336, , 340
ESP10, 289, 326, 359, 414, 450, 338, , 342
ESP10, 287, 327, 358, 413, 449, 340, , 344
ESP10, 291, 330, 364, 415, 451, 343, , 347
ESP10, 292, 334, 367, 417, 451, 345, , 349
ESP10, 293, 335, 368, 418, 451, 348, , 352
ESP10, 293, 340, 369, 419, 451, 350, , 354
ESP10, 297, 341, 370, 420, 452, 353, , 357
ESP10, 298, 341, 371, 422, 452, 355, , 359
ESP10, 298, 342, 371, 424, 451, 358, , 362
ESP10, 299, 345, 374, 425, 452, 360, , 364
ESP10, 300, 345, 377, 428, 452, 363, , 367
ESP10, 300, 345, 383, 432, 453, 365, , 369
ESP10, 300, 346, 380, 429, 450, 367, , 371
ESP10, 302, 347, 381, 431, 451, 370, , 374
ESP10, 297, 340, 377, 425, 447, 372, , 376
ESP10, 299, 340, 376, 422, 446, 375, , 379
ESP10, 311, 346, 379, 426, 450, 377, , 381
ESP10, 313, 349, 383, 426, 450, 380, , 384
ESP10, 310, 343, 379, 421, 447, 382, , 386
ESP10, 308, 340, 385, 417, 445, 385, , 389
ESP10, 312, 340, 382, 418, 445, 387, , 391
ESP10, 318, 344, 389, 421, 446, 390, , 394
ESP10, 323, 351, 390, 421, 446, 392, , 396
ESP10, 327, 356, 395, 427, 451, 394, , 398
ESP10, 330, 362, 397, 431, 455, 397, , 401
ESP10, 332, 365, 400, 435, 459, 399, , 403
ESP10, 330, 365, 397, 435, 459, 402, , 406
ESP10, 320, 358, 388, 428, 456, 404, , 408
ESP10, 322, 359, 388, 427, 456, 407, , 411
ESP10, 316, 344, 376, 416, 445, 409, , 413
ESP10, 334, 359, 391, 430, 461, 412, , 416
ESP10, 335, 359, 390, 430, 460, 414, , 418
ESP10, 342, 360, 396, 430, 460, 416, , 420
ESP10, 352, 371, 404, 439, 467, 419, , 423
ESP10, 349, 369, 401, 436, 463, 421, , 425
ESP10, 348, 370, 407, 436, 463, 424, , 428
ESP10, 345, 368, 409, 439, 462, 426, , 430
ESP10, 352, 376, 417, 447, 470, 429, , 433
ESP10, 346, 370, 412, 442, 463, 431, , 435
ESP10, 341, 366, 411, 438, 458, 434, , 438
ESP10, 339, 366, 411, 441, 456, 436, , 440
ESP10, 348, 373, 417, 449, 461, 439, , 443
ESP10, 351, 378, 418, 450, 461, 441, , 445
ESP10, 351, 378, 418, 449, 461, 443, , 447
ESP10, 354, 378, 412, 447, 456, 446, , 450
ESP10, 360, 381, 414, 448, 458, 448, , 452
ESP10, 362, 383, 414, 447, 457, 451, , 455
ESP10, 365, 384, 414, 447, 457, 453, , 457
ESP10, 365, 382, 418, 447, 459, 456, , 460
ESP10, 369, 387, 419, 449, 462, 458, , 462
ESP10, 379, 396, 426, 457, 470, 461, , 465
ESP10, 382, 397, 426, 456, 472, 463, , 467
ESP10, 373, 387, 417, 447, 462, 466, , 470
ESP10, 386, 402, 433, 461, 477, 468, , 472
ESP10, 388, 407, 433, 463, 478, 470, , 474
ESP10, 390, 406, 431, 463, 476, 473, , 477
ESP10, 393, 410, 437, 461, 475, 475, , 479
ESP10, 390, 407, 437, 460, 472, 478, , 482
ESP10, 396, 412, 443, 466, 476, 480, , 484
ESP10, 411, 422, 456, 476, 484, 483, , 487
ESP10, 415, 424, 456, 479, 486, 485, , 489
ESP10, 417, 428, 459, 480, 486, 488, , 492
ESP10, 417, 430, 457, 479, 485, 490, , 494
ESP10, 416, 433, 456, 477, 483, 493, , 497
ESP10, 402, 421, 445, 464, 470, 495, , 499
ESP10, 399, 419, 443, 462, 468, 497, , 501
ESP10, 401, 422, 445, 462, 471, 500, , 504
ESP10, 396, 418, 443, 457, 468, 502, , 506
ESP10, 402, 418, 445, 457, 470, 505, , 509
ESP10, 407, 421, 451, 460, 474, 507, , 511
ESP10, 406, 426, 451, 459, 473, 510, , 514
ESP10, 405, 427, 450, 462, 472, 512, , 516
ESP10, 414, 436, 460, 469, 479, 515, , 519
ESP10, 413, 432, 455, 469, 475, 517, , 521
ESP10, 422, 442, 464, 478, 485, 520, , 524
ESP10, 419, 440, 462, 476, 483, 522, , 526
ESP10, 417, 441, 461, 475, 483, 524, , 528
ESP10, 416, 442, 460, 474, 482, 527, , 531
ESP10, 422, 448, 466, 478, 484, 529, , 533
ESP10, 411, 435, 452, 466, 475, 532, , 536
ESP10, 437, 458, 475, 487, 495, 534, , 538
ESP10, 437, 459, 474, 487, 493, 537, , 541
ESP10, 427, 453, 467, 479, 485, 539, , 543
ESP10, 426, 453, 466, 478, 486, 542, , 546
ESP10, 419, 443, 457, 469, 477, 544, , 548
ESP10, 426, 451, 463, 473, 481, 547, , 551
ESP10, 426, 454, 463, 475, 482, 549, , 553
ESP10, 426, 454, 465, 473, 482, 551, , 555
ESP10, 432, 461, 471, 479, 488, 554, , 558
ESP10, 432, 457, 468, 477, 485, 556, , 560
ESP10, 430, 457, 468, 476, 484, 559, , 563
ESP10, 431, 455, 465, 473, 481, 561, , 565
ESP10, 432, 455, 468, 473, 481, 564, , 568
ESP10, 445, 460, 473, 478, 486, 566, , 570
ESP10, 452, 466, 478, 483, 491, 569, , 573
ESP10, 451, 468, 479, 485, 491, 571, , 575
ESP10, 453, 469, 480, 488, 493, 574, , 578
ESP10, 451, 470, 479, 487, 491, 576, , 580
ESP10, 448, 468, 476, 485, 488, 578, , 582
ESP10, 454, 473, 480, 488, 491, 581, , 585
ESP10, 455, 473, 479, 487, 490, 583, , 587
ESP10, 454, 472, 478, 487, 490, 586, , 590
ESP10, 455, 473, 481, 488, 492, 588, , 592
ESP10, 454, 473, 481, 488, 492, 591, , 595
ESP10, 455, 473, 482, 489, 492, 593, , 597
ESP10, 456, 473, 483, 490, 493, 596, , 600
ESP10, 457, 473, 482, 488, 491, 598, , 602
ESP10, 458, 473, 481, 487, 490, 601, , 605
ESP10, 441, 458, 466, 473, 475, 603, , 607
ESP10, 442, 459, 465, 470, 473, 605, , 609
ESP10, 430, 446, 454, 461, 464, 608, , 612
ESP10, 434, 451, 458, 465, 467, 610, , 614
ESP10, 436, 451, 458, 465, 467, 613, , 617
ESP10, 442, 454, 461, 467, 470, 615, , 619
ESP10, 444, 455, 461, 467, 469, 618, , 622
ESP10, 445, 456, 462, 467, 469, 620, , 624
ESP10, 443, 454, 460, 465, 467, 623, , 627
ESP10, 445, 456, 462, 465, 467, 625, , 629
ESP10, 444, 456, 462, 464, 466, 628, , 632
ESP10, 444, 456, 463, 464, 465, 630, , 634
ESP10, 444, 457, 462, 464, 465, 632, , 636
ESP10, 443, 457, 462, 464, 465, 635, , 639
ESP10, 445, 459, 463, 464, 465, 637, , 641
ESP10, 446, 459, 463, 464, 465, 640, , 644
ESP10, 448, 456, 462, 464, 465, 642, , 646
ESP10, 446, 456, 460, 462, 463, 645, , 649
ESP10, 451, 458, 461, 463, 464, 647, , 651
ESP10, 452, 456, 459, 460, 461, 650, , 654
ESP10, 448, 452, 454, 455, 455, 652, , 656
ESP10, 449, 451, 453, 454, 454, 655, , 659
ESP10, 449, 451, 452, 453, 454, 657, , 661
ESP10, 449, 451, 452, 453, 453, 659, , 663
ESP10, 446, 448, 449, 450, 450, 662, , 666
ESP10, 446, 447, 449, 450, 450, 664, , 668
ESP10, 447, 447, 448, 449, 450, 667, , 671
ESP10, 446, 447, 448, 449, 449, 669, , 673
ESP10, 446, 446, 448, 449, 449, 672, , 676
ESP10, 444, 445, 446, 447, 447, 674, , 678
ESP10, 444, 445, 446, 447, 447, 677, , 681
ESP10, 444, 445, 446, 447, 447, 679, , 683
ESP10, 444, 445, 446, 447, 447, 682, , 686
ESP10, 444, 445, 446, 447, 448, 684, , 688
ESP10, 443, 443, 445, 445, 446, 686, , 690
ESP10, 442, 443, 445, 445, 446, 689, , 693
ESP10, 441, 442, 443, 444, 444, 691, , 695
ESP10, 442, 442, 444, 444, 445, 694, , 698
ESP10, 442, 442, 444, 444, 445, 696, , 700
ESP10, 442, 442, 444, 444, 445, 699, , 703
ESP10, 441, 442, 444, 444, 445, 701, , 705
ESP10, 441, 442, 443, 444, 444, 704, , 708
ESP10, 441, 442, 443, 444, 444, 706, , 710
ESP10, 441, 442, 443, 444, 444, 709, , 713
ESP10, 432, 433, 434, 435, 436, 711, , 715
ESP10, 432, 433, 434, 435, 435, 713, , 717
ESP10, 432, 433, 434, 435, 435, 716, , 720
ESP10, 432, 433, 434, 434, 435, 718, , 722
ESP10, 431, 432, 433, 434, 434, 721, , 725
ESP10, 431, 432, 433, 433, 434, 723, , 727
ESP10, 431, 432, 433, 433, 434, 726, , 730
ESP10, 430, 431, 432, 433, 433, 728, , 732
ESP10, 431, 432, 433, 433, 434, 731, , 735
ESP10, 429, 430, 431, 432, 432, 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/watersupply/ARAI1W_SQIN.ESPF10.csv
ARAI1W_SQIN.ESPF0.csv|2026-06-29
ARAI1W_SQIN.ESPF10.csv|2026-06-29
ARAI1W_SQIN.ESPFM.csv|2026-06-29
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
