RIRI1 ESP Natural Volume Forecast - WILLOW CREEK

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WILLOW CREEK - NEAR RIRIE (RIRI1) Forecasts for Water Year 2027
Natural Forecast ESP with 10 Days QPF Ensemble: 2026-10-30 Issued: 2026-10-30 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	13	59	101	149	59
APR-JUL	12	58	101	143	57
APR-AUG	12	58	101	147	57
JAN-SEP	23	71	102	157	70
JAN-JUL	23	69	102	151	68
OCT-SEP	30	78	101	164	78
Experimental HEFS with 15 days EQPF Ensemble: 2026-10-30 Issued: 2026-10-30 Hide Forecast
APR-SEP	14	62	106	157	59
APR-JUL	13	60	106	151	57
APR-AUG	13	61	106	155	57
JAN-SEP	24	73	104	166	70
JAN-JUL	24	71	104	161	68
OCT-SEP	31	82	105	174	78
Reference ESP with 0 Days QPF Ensemble: 2026-10-30 Issued: 2026-10-30 Hide Forecast
APR-SEP	9	53	90	153	59
APR-JUL	9	51	90	147	57
APR-AUG	9	52	90	150	57
JAN-SEP	19	64	91	160	70
JAN-JUL	18	62	91	154	68
OCT-SEP	25	69	89	167	78
Move the mouse over the desired "Forecast Period" to display a graph.

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ESP10 HEFS ESP0

Data Files

/chpsesp/ensemble/natural/RIRI1N_SQIN.ESPF10.csv

RIRI1N_SQIN.ESPF0.csv|2026-10-30
RIRI1N_SQIN.ESPF10.csv|2026-10-30
RIRI1N_SQIN.ESPFM.csv|2026-10-30