Expires:202512281745;;325302
FGUS86 KSTO 271742
RVSUSA
Hydrologic Statement
National Weather Service Sacramento CA
942 AM PST Sat Dec 27 2025

...High Waters on the Upper Sacramento River System...

.A series of atmospheric rivers over the past several days have 
resulted in increased runoff into the Upper Sacramento River System. 
This has caused multiple forecast points to exceed action stage.

Forecasts are based on present and forecasted meteorological and 
hydrologic conditions at time of issuance.

Unlisted forecast points are expected to remain below monitor stage. 
All those affected by river conditions should remain alert for rapid 
changes and for possible forecast revisions.

For more hydrologic information and stage definitions refer to the 
following web site: water.noaa.gov/wfo/STO


CAC011-101-281745-
942 AM PST Sat Dec 27 2025

Sacramento River At
 Tisdale Weir 12/27 9:15 stage 47.3 ft
Present overflow depth is about 3.2 FT then overflow to remain near 
depth of 2.5 FT into late Monday morning.
 Monitor stage 44.1 ft, Flood stage 51.6
Impact for Tisdale Weir...Near 44.1 feet, Tisdale Weir crest 
elevation. Overflow begins into the Tisdale Bypass. This water 
eventually ends up in the Sutter Bypass.


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