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STILLAGUAMISH - NEAR ARLINGTON
(
ARLW1
)
Forecasts for Water Year
2027
Natural Forecast
ESP with 10 Days QPF
Ensemble:
2026-10-09
Issued:
2026-10-09
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Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
674
1108
117
1373
947
APR-JUL
594
944
117
1239
807
APR-AUG
617
974
112
1307
870
JAN-SEP
1614
2079
109
2646
1910
JAN-JUL
1494
1948
110
2520
1770
OCT-SEP
2309
2912
101
3593
2874
Experimental
HEFS with 15 days EQPF
Ensemble:
2026-10-09
Issued:
2026-10-09
Hide Forecast
APR-SEP
673
1109
117
1374
947
APR-JUL
595
946
117
1240
807
APR-AUG
617
976
112
1307
870
JAN-SEP
1613
2078
109
2640
1910
JAN-JUL
1488
1948
110
2515
1770
OCT-SEP
2277
2904
101
3613
2874
Reference
ESP with 0 Days QPF
Ensemble:
2026-10-09
Issued:
2026-10-09
Hide Forecast
APR-SEP
673
1110
117
1375
947
APR-JUL
594
946
117
1241
807
APR-AUG
616
976
112
1308
870
JAN-SEP
1622
2078
109
2652
1910
JAN-JUL
1499
1948
110
2525
1770
OCT-SEP
2367
3101
108
3684
2874
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 246, 295, 331, 420, 471, 83, , 87
ESP10, 246, 295, 331, 420, 471, 98, , 102
ESP10, 246, 295, 331, 420, 471, 113, , 117
ESP10, 246, 295, 331, 420, 471, 128, , 132
ESP10, 246, 295, 331, 420, 471, 142, , 146
ESP10, 246, 295, 331, 420, 471, 157, , 161
ESP10, 246, 295, 331, 420, 471, 172, , 176
ESP10, 246, 295, 331, 420, 471, 187, , 191
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/natural/ARLW1N_SQIN.ESPF10.csv
ARLW1N_SQIN.ESPF0.csv|2026-10-09
ARLW1N_SQIN.ESPF10.csv|2026-10-09
ARLW1N_SQIN.ESPFM.csv|2026-10-09
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast