Hazard Report Provided By forecast.weather.gov

Flood Watch
National Weather Service Sacramento CA
824 AM PST Fri Dec 19 2025

.A series of warm atmospheric rivers will bring moderate to heavy
rain to the Valley, foothills, and mountains the week of Christmas.
The prolonged period of rain will bring the risk of flooding to the
Sacramento Valley, northern San Joaquin Valley, northern Sierra
Nevada and adjacent foothills, as well as the Coastal Range.

CAZ013>019-063-066>069-210000-
/O.NEW.KSTO.FA.A.0004.251221T0000Z-251227T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Shasta Lake Area / Northern Shasta County-Burney Basin / Eastern
Shasta County-Northern Sacramento Valley-Central Sacramento
Valley-Southern Sacramento Valley-Carquinez Strait and Delta-
Northern San Joaquin Valley-Mountains Southwestern Shasta County
to Western Colusa County-Northeast Foothills/Sacramento Valley-
Motherlode-Western Plumas County/Lassen Park-West Slope Northern
Sierra Nevada-
Including the cities of Red Bluff, Fairfield/Suisun, Modesto,
Paradise, Grass Valley, Burney, Chester, Stockton, Chico,
Sacramento, Shasta Dam, Marysville/Yuba City, Redding, Oroville,
Jackson, Quincy, Blue Canyon, and Alder Springs
824 AM PST Fri Dec 19 2025

...FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH NEXT FRIDAY
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northern California, including the following
  areas, the Sacramento Valley, northern San Joaquin Valley, Delta
  region, Sierra Nevada and adjacent foothills, and Coastal Range.

* WHEN...From Saturday afternoon through next Friday afternoon.

* IMPACTS...Excessive runoff will result in rises along area rivers,
  creeks, streams. Small streams and creeks may rise out of their
  banks. Flooding may occur in low-lying, poor drainage, and urban
  areas. Mudslides and rockslides may occur in mountain and foothill
  areas.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain are forecast the week of
    Christmas. Debris flows are not expected over recent burn
    scars, but do anticipate enhanced runoff in/below scars.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

SR

Hazard Report Provided By forecast.weather.gov