Flash Flood Watch
Issued by NWS Eureka, CA

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359
WGUS66 KEKA 041948
FFAEKA

Flood Watch
National Weather Service Eureka CA
1148 AM PST Tue Nov 4 2025

CAZ104-106-109-110-050400-
/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-
1148 AM 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.

&&

$$

CAZ101>103-105-050400-
/O.CON.KEKA.FA.A.0006.251105T0600Z-251105T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast-
Northern Humboldt Interior-
1148 AM PST Tue Nov 4 2025

...FLOOD WATCH REMAINS IN EFFECT FROM 10 PM PST THIS EVENING 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, Coastal Del Norte, Del Norte Interior, Northern Humboldt
  Coast and Northern Humboldt Interior.

* WHEN...From 10 PM PST this evening 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
    persistent moderate to 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.

&&

$$

CAZ108-111>115-050400-
/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-
1148 AM PST Tue Nov 4 2025

...FLOOD WATCH REMAINS IN EFFECT FROM LATE 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 late 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.

&&

$$

JJW