Hazard Report Provided By forecast.weather.gov

Flood Watch
National Weather Service Sacramento CA
130 PM PST Mon Dec 22 2025

CAZ013>019-063-066>069-240000-
/O.CON.KSTO.FA.A.0004.000000T0000Z-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, Stockton, Paradise, Grass
Valley, Jackson, Chester, Alder Springs, Oroville, Quincy,
Fairfield/Suisun, Redding, Blue Canyon, Marysville/Yuba City,
Modesto, Chico, Shasta Dam, Sacramento, and Burney
130 PM PST Mon Dec 22 2025

...FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be
  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...Through 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 in northern California, 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

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
1015 AM PST Mon Dec 22 2025

CAZ068-069-240000-
/O.UPG.KSTO.WS.A.0009.251224T0600Z-251226T1800Z/
/O.NEW.KSTO.WS.W.0011.251224T0600Z-251227T0600Z/
Western Plumas County/Lassen Park-West Slope Northern Sierra
Nevada-
Including the cities of Quincy, Blue Canyon, and Chester
1015 AM PST Mon Dec 22 2025

...WINTER STORM WARNING IN EFFECT FROM 10 PM TUESDAY TO 10 PM PST
FRIDAY...

* WHAT...Heavy snow expected. Accumulations up to a foot between
  4500 to 5500 feet. 4 to 8 feet, with locally higher amounts above
  5500 feet. Wind gusts up to 60 mph.

* WHERE...West Slope Northern Sierra Nevada and Western Plumas
  County/Lassen Park Counties.

* WHEN...From 10 PM Tuesday to 10 PM PST Friday.

* IMPACTS...Dangerous travel conditions with chain controls and road
  closures. Localized tree damage, power outages, and low visibility
  due to the combination of heavy wet snow and strong winds.

* ADDITIONAL DETAILS...Snow accumulations will remain near or above
  pass level through Tuesday, then drop to around 4500 to 5500 feet
  during the day Wednesday through Friday. Snowfall rates of 1 to 2
  inches per hour at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check the latest road conditions from Caltrans online at
quickmap.dot.ca.gov or dial 5 1 1.

&&

$$

Hazard Report Provided By forecast.weather.gov