SNAKE - LOWER GRANITE DAM
Forecasts For Water Year 2025
Official Water Supply
ESP with 10 days QPF
Ensemble: 2025-07-11 Issued: 2025-07-11
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2025-07-11)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 993 1348
NOV 1215 1525
DEC 1366 1678
JAN 1562 1903
FEB 1702 2198
MAR 3820 3402
APR 4580 4771
MAY 6406 7339
JUN 3516 5715
JUL 1349 1355 64 1367 549* 2122
AUG 1015 1064 91 1138 1175
SEP 1049 1095 99 1220 1111
Move the mouse over the desired "Forecast Table" to update graph.
* Partial Monthly Total
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SNAKE - LOWER GRANITE DAM
Forecasts For Water Year 2025
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble: 2025-07-11 Issued: 2025-07-11
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2025-07-11)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 993 1348
NOV 1215 1525
DEC 1366 1678
JAN 1562 1903
FEB 1702 2198
MAR 3820 3402
APR 4580 4771
MAY 6406 7339
JUN 3516 5715
JUL 1349 1356 64 1369 549* 2122
AUG 1016 1064 91 1136 1175
SEP 1050 1095 99 1221 1111
Move the mouse over the desired "Forecast Table" to update graph.
* Partial Monthly Total
CSV
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SNAKE - LOWER GRANITE DAM
Forecasts For Water Year 2025
Reference
ESP with 0 days QPF
Ensemble: 2025-07-11 Issued: 2025-07-11
Forecast
Period
Forecasts Are in KAF Obs Runoff
(2025-07-11)
30 Year
Average
(1991-2020)
90 % 50 % %
Average
10 %
OCT 993 1348
NOV 1215 1525
DEC 1366 1678
JAN 1562 1903
FEB 1702 2198
MAR 3820 3402
APR 4580 4771
MAY 6406 7339
JUN 3516 5715
JUL 1353 1365 64 1389 549* 2122
AUG 1018 1067 91 1137 1175
SEP 1051 1096 99 1228 1111
Move the mouse over the desired "Forecast Table" to update graph.
* Partial Monthly Total
CSV
Download