CLE ELUM - NEAR ROSLYN
Forecasts For Water Year 2026
Official Water Supply
ESP with 10 days QPF
Ensemble: 2026-09-03 Issued: 2026-09-03
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2026-09-03)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 14 28
NOV 70 62
DEC 208 38
JAN 54 43
FEB 36 38
MAR 117 45
APR 59 80
MAY 64 145
JUN 32 108
JUL 15 53
AUG 13 22
SEP 7.3 7.3 63 11 0.9* 12
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* Partial Monthly Total
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CLE ELUM - NEAR ROSLYN
Forecasts For Water Year 2026
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble: 2026-09-03 Issued: 2026-09-03
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2026-09-03)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 14 28
NOV 70 62
DEC 208 38
JAN 54 43
FEB 36 38
MAR 117 45
APR 59 80
MAY 64 145
JUN 32 108
JUL 15 53
AUG 13 22
SEP 7.3 7.4 63 18 0.9* 12
Move the mouse over the desired "Forecast Table" to update graph.
* Partial Monthly Total
CSV
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CLE ELUM - NEAR ROSLYN
Forecasts For Water Year 2026
Reference
ESP with 0 days QPF
Ensemble: 2026-09-03 Issued: 2026-09-03
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2026-09-03)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 14 28
NOV 70 62
DEC 208 38
JAN 54 43
FEB 36 38
MAR 117 45
APR 59 80
MAY 64 145
JUN 32 108
JUL 15 53
AUG 13 22
SEP 7.2 7.3 63 13 0.9* 12
Move the mouse over the desired "Forecast Table" to update graph.
* Partial Monthly Total
CSV
Download