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Water Year
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YAKIMA - AT KIONA
(
KIOW1
)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2025-10-19
Issued:
2025-10-19
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
1670
2283
102
2866
2242
APR-JUL
1352
1964
97
2621
2015
JAN-SEP
2650
3161
97
4317
3262
JAN-JUL
2307
2954
97
4080
3035
OCT-SEP
2977
3823
98
5203
3906
Experimental
HEFS with 15 days EQPF
Ensemble:
2025-10-19
Issued:
2025-10-19
Hide Forecast
APR-SEP
1674
2189
98
2832
2242
APR-JUL
1340
1943
96
2589
2015
JAN-SEP
2612
3117
96
4277
3262
JAN-JUL
2233
2895
95
4038
3035
OCT-SEP
2879
3696
95
4991
3906
Reference
ESP with 0 Days QPF
Ensemble:
2025-10-19
Issued:
2025-10-19
Hide Forecast
APR-SEP
1680
2203
98
2814
2242
APR-JUL
1316
1908
95
2568
2015
JAN-SEP
2575
3051
94
4195
3262
JAN-JUL
2141
2821
93
3942
3035
OCT-SEP
2771
3614
93
4767
3906
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 295, 344, 376, 412, 443, 83, , 87
ESP10, 294, 343, 376, 412, 444, 98, , 102
ESP10, 295, 344, 376, 412, 444, 113, , 117
ESP10, 295, 344, 376, 413, 445, 128, , 132
ESP10, 295, 345, 376, 414, 446, 142, , 146
ESP10, 294, 344, 375, 413, 445, 157, , 161
ESP10, 293, 342, 375, 414, 446, 172, , 176
ESP10, 293, 343, 376, 414, 446, 187, , 191
ESP10, 293, 343, 376, 413, 446, 202, , 206
ESP10, 290, 341, 376, 414, 447, 217, , 221
ESP10, 291, 342, 377, 413, 446, 232, , 236
ESP10, 293, 340, 376, 413, 446, 247, , 251
ESP10, 298, 340, 377, 414, 447, 262, , 266
ESP10, 299, 339, 376, 415, 448, 276, , 280
ESP10, 297, 337, 375, 414, 451, 291, , 295
ESP10, 287, 330, 369, 415, 451, 306, , 310
ESP10, 278, 324, 360, 409, 447, 321, , 325
ESP10, 281, 332, 362, 408, 446, 336, , 340
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/KIOW1N_SQIN.ESPF10.csv
KIOW1N_SQIN.ESPF0.csv|2025-10-19
KIOW1N_SQIN.ESPF10.csv|2025-10-19
KIOW1N_SQIN.ESPFM.csv|2025-10-19
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast