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Water Year
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SF FLATHEAD - HUNGRY HORSE DAM
(
HHWM8
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-03-12
Issued:
2026-03-12
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1692
1884
90
2199
2086
APR-JUL
1590
1772
90
2060
1974
APR-AUG
1644
1839
90
2130
2040
JAN-SEP
2070
2244
96
2592
2336
JAN-JUL
1967
2136
96
2439
2224
OCT-SEP
2590
2765
108
3113
2566
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-03-12
Issued:
2026-03-12
Hide Forecast
APR-SEP
1600
1847
89
2203
2086
APR-JUL
1494
1734
88
2091
1974
APR-AUG
1549
1802
88
2156
2040
JAN-SEP
1971
2238
96
2582
2336
JAN-JUL
1878
2139
96
2469
2224
OCT-SEP
2492
2758
107
3102
2566
Reference
ESP with 0 Days QPF
Ensemble:
2026-03-12
Issued:
2026-03-12
Hide Forecast
APR-SEP
1545
1772
85
2124
2086
APR-JUL
1436
1658
84
2013
1974
APR-AUG
1490
1723
84
2076
2040
JAN-SEP
1912
2140
92
2496
2336
JAN-JUL
1814
2022
91
2365
2224
OCT-SEP
2432
2660
104
3016
2566
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 248, 295, 375, 419, 449, 72, , 76
ESP10, 247, 293, 374, 416, 447, 76, , 80
ESP10, 249, 291, 373, 415, 446, 80, , 84
ESP10, 250, 290, 374, 415, 447, 84, , 88
ESP10, 253, 289, 374, 414, 446, 88, , 92
ESP10, 251, 287, 368, 410, 443, 93, , 97
ESP10, 248, 285, 367, 408, 443, 97, , 101
ESP10, 253, 291, 374, 412, 451, 101, , 105
ESP10, 251, 291, 372, 410, 452, 105, , 109
ESP10, 249, 289, 369, 407, 449, 109, , 113
ESP10, 248, 286, 362, 402, 447, 113, , 117
ESP10, 258, 294, 370, 408, 454, 117, , 121
ESP10, 258, 295, 373, 408, 457, 121, , 125
ESP10, 257, 294, 372, 407, 456, 125, , 129
ESP10, 254, 293, 372, 405, 454, 129, , 133
ESP10, 248, 287, 369, 400, 448, 133, , 137
ESP10, 244, 284, 366, 398, 446, 137, , 141
ESP10, 243, 287, 368, 398, 446, 142, , 146
ESP10, 241, 285, 368, 398, 444, 146, , 150
ESP10, 244, 287, 372, 402, 446, 150, , 154
ESP10, 237, 279, 365, 397, 440, 154, , 158
ESP10, 246, 283, 372, 402, 444, 158, , 162
ESP10, 242, 278, 368, 398, 440, 162, , 166
ESP10, 251, 284, 373, 404, 444, 166, , 170
ESP10, 253, 286, 373, 407, 446, 170, , 174
ESP10, 246, 277, 365, 398, 440, 174, , 178
ESP10, 246, 279, 366, 398, 440, 178, , 182
ESP10, 253, 282, 371, 401, 445, 182, , 186
ESP10, 252, 280, 370, 400, 447, 186, , 190
ESP10, 241, 269, 358, 388, 437, 191, , 195
ESP10, 249, 273, 361, 392, 440, 195, , 199
ESP10, 257, 279, 364, 396, 442, 199, , 203
ESP10, 255, 281, 363, 397, 439, 203, , 207
ESP10, 257, 284, 365, 401, 440, 207, , 211
ESP10, 257, 286, 367, 402, 440, 211, , 215
ESP10, 260, 288, 368, 405, 444, 215, , 219
ESP10, 262, 287, 368, 405, 444, 219, , 223
ESP10, 258, 284, 366, 402, 440, 223, , 227
ESP10, 259, 287, 368, 402, 444, 227, , 231
ESP10, 259, 287, 369, 405, 445, 231, , 235
ESP10, 263, 291, 373, 410, 448, 236, , 240
ESP10, 265, 291, 372, 409, 448, 240, , 244
ESP10, 265, 296, 373, 411, 450, 244, , 248
ESP10, 268, 303, 376, 417, 454, 248, , 252
ESP10, 267, 300, 374, 413, 450, 252, , 256
ESP10, 267, 302, 380, 413, 449, 256, , 260
ESP10, 259, 294, 375, 406, 441, 260, , 264
ESP10, 273, 308, 387, 418, 456, 264, , 268
ESP10, 267, 304, 382, 414, 452, 268, , 272
ESP10, 266, 307, 383, 413, 452, 272, , 276
ESP10, 259, 301, 374, 406, 442, 276, , 280
ESP10, 262, 303, 375, 407, 449, 280, , 284
ESP10, 251, 293, 367, 398, 439, 285, , 289
ESP10, 262, 301, 375, 405, 449, 289, , 293
ESP10, 246, 290, 361, 395, 433, 293, , 297
ESP10, 247, 292, 363, 398, 441, 297, , 301
ESP10, 242, 290, 361, 394, 436, 301, , 305
ESP10, 243, 290, 362, 394, 436, 305, , 309
ESP10, 247, 295, 364, 398, 439, 309, , 313
ESP10, 232, 280, 352, 386, 425, 313, , 317
ESP10, 217, 271, 340, 374, 411, 317, , 321
ESP10, 221, 279, 344, 377, 414, 321, , 325
ESP10, 199, 258, 327, 361, 395, 325, , 329
ESP10, 178, 238, 311, 346, 378, 329, , 333
ESP10, 181, 241, 312, 348, 379, 334, , 338
ESP10, 179, 236, 307, 343, 377, 338, , 342
ESP10, 198, 254, 326, 357, 390, 342, , 346
ESP10, 182, 244, 315, 346, 376, 346, , 350
ESP10, 172, 228, 301, 339, 361, 350, , 354
ESP10, 177, 227, 301, 338, 362, 354, , 358
ESP10, 177, 229, 305, 341, 363, 358, , 362
ESP10, 173, 228, 302, 339, 360, 362, , 366
ESP10, 178, 234, 308, 345, 367, 366, , 370
ESP10, 180, 237, 310, 348, 371, 370, , 374
ESP10, 188, 244, 316, 357, 378, 374, , 378
ESP10, 189, 244, 315, 356, 379, 378, , 382
ESP10, 195, 251, 322, 362, 385, 383, , 387
ESP10, 198, 250, 323, 361, 385, 387, , 391
ESP10, 212, 258, 330, 367, 393, 391, , 395
ESP10, 217, 259, 333, 367, 390, 395, , 399
ESP10, 226, 266, 335, 368, 394, 399, , 403
ESP10, 230, 270, 337, 369, 395, 403, , 407
ESP10, 232, 274, 342, 373, 397, 407, , 411
ESP10, 231, 274, 339, 371, 395, 411, , 415
ESP10, 230, 270, 335, 367, 393, 415, , 419
ESP10, 227, 268, 335, 367, 391, 419, , 423
ESP10, 229, 274, 337, 369, 395, 423, , 427
ESP10, 238, 277, 337, 373, 402, 428, , 432
ESP10, 244, 276, 339, 376, 403, 432, , 436
ESP10, 246, 278, 339, 375, 402, 436, , 440
ESP10, 244, 280, 338, 375, 399, 440, , 444
ESP10, 235, 271, 331, 366, 389, 444, , 448
ESP10, 237, 272, 331, 365, 390, 448, , 452
ESP10, 240, 272, 333, 365, 394, 452, , 456
ESP10, 234, 268, 328, 360, 392, 456, , 460
ESP10, 231, 268, 325, 359, 388, 460, , 464
ESP10, 227, 270, 324, 355, 386, 464, , 468
ESP10, 230, 275, 325, 357, 386, 468, , 472
ESP10, 244, 282, 333, 368, 393, 472, , 476
ESP10, 249, 286, 335, 371, 395, 477, , 481
ESP10, 252, 292, 338, 376, 397, 481, , 485
ESP10, 254, 294, 341, 377, 396, 485, , 489
ESP10, 256, 298, 343, 379, 396, 489, , 493
ESP10, 257, 296, 340, 376, 393, 493, , 497
ESP10, 258, 300, 343, 378, 393, 497, , 501
ESP10, 257, 298, 343, 376, 390, 501, , 505
ESP10, 258, 297, 342, 374, 388, 505, , 509
ESP10, 260, 298, 341, 374, 388, 509, , 513
ESP10, 258, 296, 339, 372, 387, 513, , 517
ESP10, 275, 308, 351, 384, 403, 517, , 521
ESP10, 274, 307, 353, 386, 405, 521, , 525
ESP10, 277, 309, 357, 390, 407, 526, , 530
ESP10, 276, 308, 357, 388, 406, 530, , 534
ESP10, 282, 314, 363, 396, 411, 534, , 538
ESP10, 280, 315, 362, 395, 409, 538, , 542
ESP10, 280, 321, 362, 396, 410, 542, , 546
ESP10, 281, 325, 364, 398, 411, 546, , 550
ESP10, 278, 324, 357, 392, 408, 550, , 554
ESP10, 278, 328, 356, 390, 412, 554, , 558
ESP10, 280, 327, 355, 388, 412, 558, , 562
ESP10, 285, 327, 359, 390, 413, 562, , 566
ESP10, 283, 321, 357, 387, 408, 566, , 570
ESP10, 286, 324, 360, 388, 411, 571, , 575
ESP10, 289, 328, 362, 389, 411, 575, , 579
ESP10, 295, 334, 367, 396, 414, 579, , 583
ESP10, 296, 337, 365, 395, 412, 583, , 587
ESP10, 298, 337, 363, 394, 413, 587, , 591
ESP10, 298, 336, 362, 393, 411, 591, , 595
ESP10, 295, 332, 359, 391, 406, 595, , 599
ESP10, 301, 335, 362, 396, 412, 599, , 603
ESP10, 300, 333, 360, 397, 410, 603, , 607
ESP10, 304, 334, 359, 397, 415, 607, , 611
ESP10, 301, 332, 362, 395, 413, 611, , 615
ESP10, 302, 333, 366, 393, 414, 615, , 619
ESP10, 300, 328, 363, 389, 413, 620, , 624
ESP10, 295, 324, 361, 391, 412, 624, , 628
ESP10, 294, 323, 360, 391, 413, 628, , 632
ESP10, 300, 325, 362, 396, 416, 632, , 636
ESP10, 299, 320, 358, 393, 412, 636, , 640
ESP10, 304, 322, 359, 394, 417, 640, , 644
ESP10, 302, 318, 357, 392, 412, 644, , 648
ESP10, 305, 320, 360, 392, 412, 648, , 652
ESP10, 302, 322, 359, 388, 406, 652, , 656
ESP10, 302, 325, 358, 386, 405, 656, , 660
ESP10, 304, 329, 359, 388, 406, 660, , 664
ESP10, 308, 335, 365, 392, 409, 664, , 668
ESP10, 312, 342, 369, 396, 414, 669, , 673
ESP10, 309, 341, 368, 394, 412, 673, , 677
ESP10, 305, 339, 367, 391, 408, 677, , 681
ESP10, 293, 332, 357, 381, 397, 681, , 685
ESP10, 298, 340, 363, 390, 403, 685, , 689
ESP10, 297, 338, 360, 390, 400, 689, , 693
ESP10, 290, 330, 353, 383, 394, 693, , 697
ESP10, 282, 323, 347, 377, 384, 697, , 701
ESP10, 279, 320, 342, 373, 378, 701, , 705
ESP10, 276, 312, 336, 365, 370, 705, , 709
ESP10, 268, 303, 328, 354, 363, 709, , 713
ESP10, 275, 311, 333, 360, 370, 713, , 717
ESP10, 261, 294, 318, 344, 356, 718, , 722
ESP10, 275, 308, 333, 356, 369, 722, , 726
ESP10, 287, 316, 342, 365, 376, 726, , 730
ESP10, 286, 316, 341, 363, 375, 730, , 734
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/HHWM8N_SQIN.ESPF10.csv
HHWM8N_SQIN.ESPF0.csv|2026-03-12
HHWM8N_SQIN.ESPF10.csv|2026-03-12
HHWM8N_SQIN.ESPFM.csv|2026-03-12
APR-SEP
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ESP10,ESPM,ESP0
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