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Water Year
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TETON - NEAR ST. ANTHONY
(
TEAI1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
278
280
63
283
447
APR-JUL
214
214
58
214
368
APR-AUG
248
248
60
248
412
JAN-SEP
360
362
69
366
526
JAN-JUL
297
297
66
297
448
OCT-SEP
439
441
72
444
614
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
278
281
63
283
447
APR-JUL
214
214
58
214
368
APR-AUG
247
248
60
249
412
JAN-SEP
360
363
69
366
526
JAN-JUL
297
297
66
297
448
OCT-SEP
439
442
72
444
614
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
278
281
63
288
447
APR-JUL
214
214
58
214
368
APR-AUG
248
249
60
252
412
JAN-SEP
361
364
69
371
526
JAN-JUL
297
297
66
297
448
OCT-SEP
439
442
72
450
614
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 290, 343, 397, 447, 483, 70, , 74
ESP10, 281, 335, 390, 441, 477, 72, , 76
ESP10, 286, 342, 394, 444, 480, 74, , 78
ESP10, 287, 338, 395, 441, 478, 76, , 80
ESP10, 294, 340, 396, 443, 481, 78, , 82
ESP10, 291, 337, 393, 440, 480, 81, , 85
ESP10, 285, 330, 389, 435, 476, 83, , 87
ESP10, 284, 328, 388, 433, 476, 85, , 89
ESP10, 279, 324, 385, 430, 474, 87, , 91
ESP10, 264, 311, 374, 419, 464, 89, , 93
ESP10, 254, 302, 367, 413, 458, 91, , 95
ESP10, 248, 297, 361, 409, 456, 93, , 97
ESP10, 262, 311, 372, 421, 466, 95, , 99
ESP10, 266, 317, 376, 425, 470, 97, , 101
ESP10, 271, 322, 379, 433, 475, 99, , 103
ESP10, 259, 311, 372, 428, 472, 102, , 106
ESP10, 249, 302, 364, 423, 465, 104, , 108
ESP10, 247, 302, 362, 424, 464, 106, , 110
ESP10, 259, 310, 371, 430, 471, 108, , 112
ESP10, 263, 313, 374, 432, 472, 110, , 114
ESP10, 263, 312, 372, 431, 471, 112, , 116
ESP10, 277, 324, 378, 435, 476, 114, , 118
ESP10, 281, 326, 381, 436, 478, 116, , 120
ESP10, 279, 331, 380, 437, 477, 118, , 122
ESP10, 284, 340, 385, 439, 480, 120, , 124
ESP10, 287, 340, 386, 439, 481, 122, , 126
ESP10, 288, 339, 387, 438, 480, 125, , 129
ESP10, 291, 339, 388, 440, 480, 127, , 131
ESP10, 293, 339, 388, 443, 482, 129, , 133
ESP10, 283, 326, 377, 433, 472, 131, , 135
ESP10, 287, 330, 381, 436, 475, 133, , 137
ESP10, 292, 336, 388, 441, 479, 135, , 139
ESP10, 300, 344, 391, 446, 482, 137, , 141
ESP10, 294, 338, 390, 443, 479, 139, , 143
ESP10, 294, 339, 390, 444, 479, 141, , 145
ESP10, 297, 343, 393, 446, 481, 143, , 147
ESP10, 296, 341, 393, 445, 480, 145, , 149
ESP10, 291, 337, 389, 443, 477, 148, , 152
ESP10, 286, 333, 385, 441, 474, 150, , 154
ESP10, 295, 342, 392, 447, 479, 152, , 156
ESP10, 302, 347, 396, 451, 482, 154, , 158
ESP10, 294, 341, 389, 445, 476, 156, , 160
ESP10, 300, 345, 393, 448, 481, 158, , 162
ESP10, 304, 348, 399, 452, 484, 160, , 164
ESP10, 303, 347, 401, 454, 483, 162, , 166
ESP10, 304, 347, 400, 455, 482, 164, , 168
ESP10, 312, 359, 407, 460, 487, 166, , 170
ESP10, 318, 363, 411, 462, 489, 169, , 173
ESP10, 317, 367, 414, 462, 487, 171, , 175
ESP10, 316, 363, 409, 460, 484, 173, , 177
ESP10, 319, 367, 410, 463, 486, 175, , 179
ESP10, 316, 364, 405, 462, 485, 177, , 181
ESP10, 325, 371, 412, 465, 489, 179, , 183
ESP10, 329, 373, 413, 466, 489, 181, , 185
ESP10, 332, 373, 414, 464, 489, 183, , 187
ESP10, 332, 373, 414, 463, 489, 185, , 189
ESP10, 325, 368, 407, 458, 485, 187, , 191
ESP10, 329, 371, 412, 458, 486, 189, , 193
ESP10, 334, 373, 416, 460, 489, 192, , 196
ESP10, 320, 358, 404, 449, 480, 194, , 198
ESP10, 314, 351, 399, 445, 476, 196, , 200
ESP10, 320, 353, 400, 447, 480, 198, , 202
ESP10, 319, 351, 397, 444, 481, 200, , 204
ESP10, 312, 344, 389, 438, 479, 202, , 206
ESP10, 315, 345, 390, 440, 481, 204, , 208
ESP10, 310, 342, 385, 437, 477, 206, , 210
ESP10, 294, 326, 371, 426, 466, 208, , 212
ESP10, 310, 340, 383, 437, 475, 210, , 214
ESP10, 316, 342, 383, 438, 475, 212, , 216
ESP10, 313, 336, 378, 435, 472, 215, , 219
ESP10, 304, 327, 373, 431, 466, 217, , 221
ESP10, 297, 321, 372, 426, 460, 219, , 223
ESP10, 291, 312, 366, 418, 455, 221, , 225
ESP10, 296, 320, 372, 422, 458, 223, , 227
ESP10, 296, 320, 373, 422, 458, 225, , 229
ESP10, 287, 313, 367, 416, 453, 227, , 231
ESP10, 279, 301, 355, 406, 447, 229, , 233
ESP10, 275, 302, 350, 404, 444, 231, , 235
ESP10, 287, 315, 363, 414, 452, 233, , 237
ESP10, 288, 316, 367, 416, 452, 236, , 240
ESP10, 287, 322, 367, 416, 452, 238, , 242
ESP10, 294, 328, 369, 420, 453, 240, , 244
ESP10, 305, 337, 376, 426, 458, 242, , 246
ESP10, 303, 333, 374, 423, 458, 244, , 248
ESP10, 295, 325, 370, 420, 455, 246, , 250
ESP10, 292, 325, 371, 418, 453, 248, , 252
ESP10, 298, 330, 377, 425, 462, 250, , 254
ESP10, 304, 335, 381, 428, 466, 252, , 256
ESP10, 306, 333, 381, 427, 465, 254, , 258
ESP10, 305, 331, 383, 426, 468, 256, , 260
ESP10, 296, 320, 375, 416, 459, 259, , 263
ESP10, 301, 324, 379, 418, 461, 261, , 265
ESP10, 301, 322, 372, 412, 455, 263, , 267
ESP10, 294, 318, 366, 408, 450, 265, , 269
ESP10, 290, 314, 364, 408, 448, 267, , 271
ESP10, 287, 315, 362, 409, 447, 269, , 273
ESP10, 295, 325, 370, 416, 453, 271, , 275
ESP10, 307, 339, 381, 422, 459, 273, , 277
ESP10, 308, 340, 383, 422, 460, 275, , 279
ESP10, 308, 340, 383, 423, 459, 277, , 281
ESP10, 310, 340, 383, 424, 459, 279, , 283
ESP10, 313, 341, 383, 427, 459, 282, , 286
ESP10, 313, 341, 384, 429, 459, 284, , 288
ESP10, 312, 341, 385, 428, 457, 286, , 290
ESP10, 319, 351, 389, 431, 460, 288, , 292
ESP10, 318, 355, 389, 432, 459, 290, , 294
ESP10, 316, 354, 388, 429, 456, 292, , 296
ESP10, 320, 359, 393, 433, 459, 294, , 298
ESP10, 320, 358, 392, 433, 457, 296, , 300
ESP10, 325, 364, 397, 437, 460, 298, , 302
ESP10, 328, 363, 397, 438, 460, 300, , 304
ESP10, 333, 365, 399, 441, 462, 303, , 307
ESP10, 335, 366, 401, 442, 463, 305, , 309
ESP10, 336, 367, 402, 442, 463, 307, , 311
ESP10, 338, 370, 404, 443, 463, 309, , 313
ESP10, 340, 372, 406, 443, 464, 311, , 315
ESP10, 343, 373, 407, 444, 466, 313, , 317
ESP10, 343, 376, 407, 444, 465, 315, , 319
ESP10, 343, 376, 408, 443, 464, 317, , 321
ESP10, 348, 377, 410, 446, 465, 319, , 323
ESP10, 351, 378, 412, 447, 466, 321, , 325
ESP10, 349, 376, 413, 446, 464, 323, , 327
ESP10, 349, 377, 416, 447, 468, 326, , 330
ESP10, 339, 371, 408, 440, 463, 328, , 332
ESP10, 343, 375, 414, 446, 464, 330, , 334
ESP10, 347, 376, 416, 446, 464, 332, , 336
ESP10, 353, 380, 420, 449, 466, 334, , 338
ESP10, 353, 380, 420, 450, 466, 336, , 340
ESP10, 354, 380, 420, 450, 467, 338, , 342
ESP10, 350, 379, 415, 445, 463, 340, , 344
ESP10, 342, 372, 405, 437, 456, 342, , 346
ESP10, 339, 371, 400, 435, 453, 344, , 348
ESP10, 347, 375, 407, 442, 459, 346, , 350
ESP10, 343, 372, 409, 440, 457, 349, , 353
ESP10, 351, 377, 416, 446, 463, 351, , 355
ESP10, 354, 377, 417, 448, 466, 353, , 357
ESP10, 350, 377, 417, 446, 465, 355, , 359
ESP10, 345, 371, 411, 441, 459, 357, , 361
ESP10, 340, 364, 405, 436, 453, 359, , 363
ESP10, 350, 375, 421, 445, 462, 361, , 365
ESP10, 351, 378, 422, 446, 462, 363, , 367
ESP10, 345, 375, 420, 445, 457, 365, , 369
ESP10, 356, 387, 430, 454, 466, 367, , 371
ESP10, 356, 386, 429, 452, 463, 370, , 374
ESP10, 356, 387, 429, 450, 463, 372, , 376
ESP10, 353, 382, 426, 448, 460, 374, , 378
ESP10, 357, 386, 429, 451, 463, 376, , 380
ESP10, 352, 382, 427, 447, 460, 378, , 382
ESP10, 345, 376, 422, 443, 455, 380, , 384
ESP10, 340, 372, 417, 438, 450, 382, , 386
ESP10, 350, 380, 424, 445, 457, 384, , 388
ESP10, 352, 381, 426, 446, 458, 386, , 390
ESP10, 358, 388, 434, 452, 463, 388, , 392
ESP10, 356, 385, 434, 449, 461, 390, , 394
ESP10, 368, 405, 442, 459, 469, 393, , 397
ESP10, 362, 399, 436, 453, 464, 395, , 399
ESP10, 361, 398, 434, 454, 465, 397, , 401
ESP10, 362, 400, 437, 456, 468, 399, , 403
ESP10, 360, 397, 436, 454, 466, 401, , 405
ESP10, 365, 401, 442, 456, 471, 403, , 407
ESP10, 360, 398, 437, 455, 467, 405, , 409
ESP10, 364, 401, 437, 455, 468, 407, , 411
ESP10, 369, 405, 439, 457, 469, 409, , 413
ESP10, 370, 407, 439, 457, 469, 411, , 415
ESP10, 377, 418, 442, 461, 471, 413, , 417
ESP10, 379, 419, 444, 462, 472, 416, , 420
ESP10, 378, 418, 441, 459, 474, 418, , 422
ESP10, 381, 421, 442, 462, 476, 420, , 424
ESP10, 383, 423, 444, 465, 477, 422, , 426
ESP10, 383, 423, 444, 469, 476, 424, , 428
ESP10, 385, 423, 445, 470, 476, 426, , 430
ESP10, 391, 423, 445, 471, 476, 428, , 432
ESP10, 394, 422, 446, 470, 475, 430, , 434
ESP10, 386, 412, 436, 461, 467, 432, , 436
ESP10, 377, 402, 425, 452, 460, 434, , 438
ESP10, 379, 403, 426, 456, 460, 437, , 441
ESP10, 387, 406, 433, 461, 465, 439, , 443
ESP10, 385, 402, 429, 458, 462, 441, , 445
ESP10, 388, 404, 431, 458, 465, 443, , 447
ESP10, 382, 406, 429, 454, 462, 445, , 449
ESP10, 389, 412, 434, 457, 466, 447, , 451
ESP10, 384, 408, 432, 454, 464, 449, , 453
ESP10, 387, 411, 441, 456, 466, 451, , 455
ESP10, 389, 416, 440, 455, 465, 453, , 457
ESP10, 381, 412, 434, 448, 460, 455, , 459
ESP10, 384, 418, 439, 449, 461, 457, , 461
ESP10, 394, 421, 446, 454, 466, 460, , 464
ESP10, 392, 418, 443, 451, 463, 462, , 466
ESP10, 393, 422, 444, 454, 468, 464, , 468
ESP10, 396, 425, 447, 458, 471, 466, , 470
ESP10, 393, 421, 442, 454, 469, 468, , 472
ESP10, 393, 422, 441, 456, 471, 470, , 474
ESP10, 392, 417, 437, 453, 469, 472, , 476
ESP10, 399, 427, 444, 462, 476, 474, , 478
ESP10, 390, 417, 436, 455, 468, 476, , 480
ESP10, 399, 425, 447, 461, 471, 478, , 482
ESP10, 401, 428, 449, 464, 473, 480, , 484
ESP10, 416, 440, 464, 479, 488, 483, , 487
ESP10, 414, 439, 464, 479, 489, 485, , 489
ESP10, 416, 443, 466, 481, 491, 487, , 491
ESP10, 416, 438, 460, 476, 485, 489, , 493
ESP10, 424, 447, 465, 482, 490, 491, , 495
ESP10, 424, 446, 464, 480, 489, 493, , 497
ESP10, 425, 448, 467, 480, 489, 495, , 499
ESP10, 424, 447, 467, 480, 488, 497, , 501
ESP10, 420, 443, 463, 476, 485, 499, , 503
ESP10, 420, 438, 460, 474, 481, 501, , 505
ESP10, 430, 446, 462, 479, 486, 504, , 508
ESP10, 437, 456, 470, 485, 492, 506, , 510
ESP10, 439, 459, 472, 488, 495, 508, , 512
ESP10, 443, 460, 476, 490, 497, 510, , 514
ESP10, 446, 463, 479, 491, 500, 512, , 516
ESP10, 446, 462, 481, 492, 500, 514, , 518
ESP10, 447, 462, 482, 492, 498, 516, , 520
ESP10, 450, 464, 482, 493, 500, 518, , 522
ESP10, 438, 452, 471, 484, 491, 520, , 524
ESP10, 436, 453, 470, 482, 490, 522, , 526
ESP10, 441, 455, 471, 485, 491, 524, , 528
ESP10, 441, 455, 469, 485, 490, 527, , 531
ESP10, 443, 458, 473, 488, 493, 529, , 533
ESP10, 442, 457, 475, 488, 493, 531, , 535
ESP10, 445, 458, 477, 488, 494, 533, , 537
ESP10, 451, 465, 481, 490, 497, 535, , 539
ESP10, 447, 461, 479, 486, 493, 537, , 541
ESP10, 445, 458, 477, 483, 490, 539, , 543
ESP10, 449, 461, 476, 481, 487, 541, , 545
ESP10, 454, 465, 482, 487, 492, 543, , 547
ESP10, 460, 469, 485, 490, 494, 545, , 549
ESP10, 457, 471, 484, 489, 493, 547, , 551
ESP10, 456, 473, 483, 488, 492, 550, , 554
ESP10, 458, 475, 484, 490, 494, 552, , 556
ESP10, 461, 478, 487, 492, 495, 554, , 558
ESP10, 458, 474, 484, 490, 492, 556, , 560
ESP10, 459, 474, 484, 489, 491, 558, , 562
ESP10, 461, 472, 483, 488, 490, 560, , 564
ESP10, 464, 478, 484, 489, 490, 562, , 566
ESP10, 469, 478, 483, 488, 489, 564, , 568
ESP10, 466, 474, 480, 485, 487, 566, , 570
ESP10, 465, 471, 477, 481, 482, 568, , 572
ESP10, 465, 470, 474, 478, 479, 571, , 575
ESP10, 463, 468, 473, 475, 476, 573, , 577
ESP10, 469, 473, 478, 480, 480, 575, , 579
ESP10, 470, 474, 478, 480, 480, 577, , 581
ESP10, 471, 475, 479, 480, 481, 579, , 583
ESP10, 471, 476, 479, 481, 481, 581, , 585
ESP10, 470, 475, 478, 479, 480, 583, , 587
ESP10, 468, 474, 477, 479, 479, 585, , 589
ESP10, 460, 467, 471, 473, 474, 587, , 591
ESP10, 466, 470, 474, 475, 476, 589, , 593
ESP10, 468, 470, 473, 474, 476, 591, , 595
ESP10, 469, 471, 474, 475, 476, 594, , 598
ESP10, 466, 468, 472, 473, 474, 596, , 600
ESP10, 466, 468, 472, 473, 474, 598, , 602
ESP10, 466, 468, 472, 473, 474, 600, , 604
ESP10, 466, 469, 472, 474, 475, 602, , 606
ESP10, 466, 469, 472, 474, 475, 604, , 608
ESP10, 465, 468, 471, 473, 474, 606, , 610
ESP10, 464, 467, 470, 472, 473, 608, , 612
ESP10, 464, 467, 470, 472, 473, 610, , 614
ESP10, 465, 467, 470, 472, 472, 612, , 616
ESP10, 463, 465, 468, 469, 470, 614, , 618
ESP10, 460, 462, 466, 467, 468, 617, , 621
ESP10, 460, 462, 465, 467, 467, 619, , 623
ESP10, 459, 462, 465, 466, 467, 621, , 625
ESP10, 459, 462, 465, 466, 467, 623, , 627
ESP10, 459, 461, 465, 466, 467, 625, , 629
ESP10, 459, 461, 464, 466, 466, 627, , 631
ESP10, 459, 461, 464, 465, 466, 629, , 633
ESP10, 459, 461, 464, 465, 466, 631, , 635
ESP10, 458, 460, 463, 464, 465, 633, , 637
ESP10, 459, 461, 464, 465, 466, 635, , 639
ESP10, 457, 460, 462, 464, 465, 638, , 642
ESP10, 457, 460, 462, 463, 464, 640, , 644
ESP10, 457, 459, 462, 463, 464, 642, , 646
ESP10, 457, 460, 462, 464, 464, 644, , 648
ESP10, 458, 460, 463, 464, 465, 646, , 650
ESP10, 458, 460, 463, 464, 465, 648, , 652
ESP10, 458, 460, 463, 464, 465, 650, , 654
ESP10, 458, 461, 463, 464, 465, 652, , 656
ESP10, 458, 461, 463, 464, 465, 654, , 658
ESP10, 458, 460, 463, 464, 465, 656, , 660
ESP10, 457, 460, 463, 464, 465, 658, , 662
ESP10, 458, 460, 463, 464, 465, 661, , 665
ESP10, 460, 462, 465, 466, 467, 663, , 667
ESP10, 459, 462, 464, 466, 466, 665, , 669
ESP10, 459, 462, 464, 466, 466, 667, , 671
ESP10, 459, 462, 464, 465, 466, 669, , 673
ESP10, 461, 463, 465, 466, 467, 671, , 675
ESP10, 462, 464, 465, 467, 467, 673, , 677
ESP10, 461, 464, 465, 467, 467, 675, , 679
ESP10, 461, 464, 465, 466, 467, 677, , 681
ESP10, 462, 464, 466, 467, 468, 679, , 683
ESP10, 463, 465, 466, 467, 468, 681, , 685
ESP10, 462, 465, 466, 467, 468, 684, , 688
ESP10, 463, 466, 467, 468, 469, 686, , 690
ESP10, 464, 466, 467, 468, 469, 688, , 692
ESP10, 465, 466, 468, 468, 469, 690, , 694
ESP10, 466, 468, 469, 470, 471, 692, , 696
ESP10, 467, 468, 469, 470, 471, 694, , 698
ESP10, 467, 468, 469, 470, 471, 696, , 700
ESP10, 467, 468, 469, 470, 471, 698, , 702
ESP10, 468, 469, 470, 471, 472, 700, , 704
ESP10, 467, 469, 469, 470, 471, 702, , 706
ESP10, 467, 469, 469, 471, 471, 705, , 709
ESP10, 467, 469, 470, 471, 471, 707, , 711
ESP10, 467, 468, 470, 470, 471, 709, , 713
ESP10, 467, 468, 470, 470, 471, 711, , 715
ESP10, 467, 468, 470, 470, 471, 713, , 717
ESP10, 467, 469, 470, 471, 471, 715, , 719
ESP10, 466, 467, 468, 469, 470, 717, , 721
ESP10, 465, 467, 468, 469, 469, 719, , 723
ESP10, 466, 467, 468, 469, 469, 721, , 725
ESP10, 465, 467, 468, 468, 469, 723, , 727
ESP10, 465, 467, 467, 468, 468, 725, , 729
ESP10, 466, 467, 468, 469, 469, 728, , 732
ESP10, 467, 467, 468, 469, 469, 730, , 734
ESP10, 466, 467, 468, 468, 469, 732, , 736
ESP10, 466, 467, 468, 468, 469, 734, , 738
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/watersupply/TEAI1W_SQIN.ESPF10.csv
TEAI1W_SQIN.ESPF0.csv|2026-08-15
TEAI1W_SQIN.ESPF10.csv|2026-08-15
TEAI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
TETON - NEAR ST. ANTHONY
(
TEAI1
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
239
390
87
660
447
APR-JUL
179
310
84
552
368
APR-AUG
212
353
86
613
412
JAN-SEP
296
440
84
743
526
JAN-JUL
235
366
82
617
448
OCT-SEP
361
519
84
822
614
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/watersupply/TEAI1W_SQIN.ESPF10.csv
TEAI1W_SQIN.ESPF0.csv|2026-08-15
TEAI1W_SQIN.ESPF10.csv|2026-08-15
TEAI1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
