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Flood Watch


Flood Watch
National Weather Service Eureka CA
742 PM PST Tue Nov 4 2025

CAZ104-106-109-110-051145-
/O.CON.KEKA.FA.A.0006.000000T0000Z-251105T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southwestern Humboldt-Southern Humboldt Interior-Mendocino Coast-
Northwestern Mendocino Interior-
742 PM PST Tue Nov 4 2025

...FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING...

* WHAT...A strong Atmospheric River weather system will bring
  widespread heavy rainfall

* WHERE...A portion of northwest California, including the following
  areas, Mendocino Coast, Northwestern Mendocino Interior, Southern
  Humboldt Interior and Southwestern Humboldt.

* WHEN...Through Wednesday morning.

* IMPACTS...There will be an increased risk of rock and land slides
  along roadways. Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Creeks and streams may rise out of their banks. Flooding may occur
  in poor drainage and urban areas.

* ADDITIONAL DETAILS...
  - A strong Atmospheric River weather system will bring
    widespread heavy rainfall
  - 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.

&&

$$

Flood Watch
National Weather Service Eureka CA
742 PM PST Tue Nov 4 2025

CAZ108-111>115-051145-
/O.CON.KEKA.FA.A.0006.251105T0800Z-251105T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Trinity-Northeastern Mendocino Interior-Southwestern
Mendocino Interior-Southeastern Mendocino Interior-Northern Lake-
Southern Lake-
742 PM PST Tue Nov 4 2025

...FLOOD WATCH REMAINS IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...A strong Atmospheric River weather system will bring
  widespread heavy rainfall

* WHERE...A portion of northwest California, including the following
  areas, Northeastern Mendocino Interior, Northern Lake,
  Southeastern Mendocino Interior, Southern Lake, Southern Trinity
  and Southwestern Mendocino Interior.

* WHEN...From midnight PST tonight through Wednesday morning.

* IMPACTS...There will be an increased risk of rock and land slides
  along roadways. Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Creeks and streams may rise out of their banks. Flooding may occur
  in poor drainage and urban areas.

* ADDITIONAL DETAILS...
  - A strong Atmospheric River weather system will bring
    widespread heavy rainfall
  - 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.

&&

$$

JLW

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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