TONW1 ESP Natural Volume Forecast - OKANOGAN

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OKANOGAN - NEAR TONASKET (TONW1) Forecasts for Water Year 2026
Natural Forecast ESP with 10 Days QPF Ensemble: 2025-10-30 Issued: 2025-10-30 Hide Forecast
Forecast Period	Forecasts Are in KAF				30 Year Average (1991-2020)
Forecast Period	90 %	50 %	% Average	10 %	30 Year Average (1991-2020)
APR-SEP	1053	1668	95	2690	1764
APR-JUL	959	1479	92	2385	1607
JAN-SEP	1247	1944	96	2941	2019
JAN-JUL	1134	1783	96	2636	1862
OCT-SEP	1505	2235	99	3300	2260
Experimental HEFS with 15 days EQPF Ensemble: 2025-10-30 Issued: 2025-10-30 Hide Forecast
APR-SEP	1018	1604	91	2503	1764
APR-JUL	908	1480	92	2193	1607
JAN-SEP	1213	1893	94	2775	2019
JAN-JUL	1094	1734	93	2547	1862
OCT-SEP	1446	2132	94	3089	2260
Reference ESP with 0 Days QPF Ensemble: 2025-10-30 Issued: 2025-10-30 Hide Forecast
APR-SEP	967	1588	90	2453	1764
APR-JUL	860	1444	90	2143	1607
JAN-SEP	1142	1825	90	2763	2019
JAN-JUL	1027	1684	90	2480	1862
OCT-SEP	1348	2073	92	3007	2260
Move the mouse over the desired "Forecast Period" to display a graph.

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ESP10 HEFS ESP0

Data Files

/chpsesp/ensemble/natural/TONW1N_SQIN.ESPF10.csv

TONW1N_SQIN.ESPF0.csv|2025-10-30
TONW1N_SQIN.ESPF10.csv|2025-10-30
TONW1N_SQIN.ESPFM.csv|2025-10-30