Alert archive / California / River Flood Warnings in 2015

River Flood Warning 1, NWS Eureka, CA

February 6, 2015Humboldt County, California

NWS Eureka, CA issued this river flood warning at Feb 6, 2015, 9:13 AM PST for Humboldt County, California. It took effect at Feb 7, 2015, 8:00 AM PST. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued: Feb 6, 2015, 9:13 AM PST (17:13 UTC)
In effect from: Feb 7, 2015, 8:00 AM PST
Expired: Feb 7, 2015, 5:00 PM PST
In force: 9 hr
Issued by: NWS Eureka, CA
Area: Storm-based polygon
Flood severity: Minor

County Humboldt County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 13 km from the middle of the area, began a volume at 17:17 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Eel River (CA) at Fernbridge (FRNC1). The gauge peaked at 20.68 ft at Feb 7, 2015, 12:00 PM PST.

Action stage: 14 ft
Minor stage: 20 ft
Moderate stage: 22 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11479560, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted, in the capitals the NWS used until 2016.

668 
WGUS46 KEKA 061713
FLWEKA
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE EUREKA, CA
913 AM PST FRI FEB 6 2015

...The National Weather Service in Eureka has issued
a FLOOD WARNING in cooperation with the California Department
of Water Resources for the following rivers in California...

  Eel River At Fernbridge affecting Humboldt County

Significant rainfall expected to continue through today will
result in a rapid rise on the Eel River which potentially could
cause minor flooding Saturday morning.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...

Do not drive your car across flooded roadways. It only takes about 
two feet of water to float most vehicles. For area road conditions...
call CALTRANS at 1-800-427-7623.

STAY TUNED TO DEVELOPMENTS BY LISTENING TO NOAA WEATHER RADIO OR YOUR
LOCAL TV OR RADIO STATIONS.

The next statement will be issued February 6 by 3:30 PM PST or
as warranted by changing conditions.

&&

CAC023-070113-
/O.NEW.KEKA.FL.W.0001.150207T1600Z-150208T0100Z/
/FRNC1.1.ER.150207T1600Z.150207T1700Z.150207T1900Z.NO/
913 AM PST FRI FEB 6 2015

The National Weather Service in Eureka has issued a 

* FLOOD WARNING For 
  The Eel River At Fernbridge.
* from Saturday morning to Saturday afternoon...or until the warning 
  is cancelled.
* AT  8:15 AM Friday the stage was 6.2 feet. 
* Minor flooding is forecast. 
* Flood stage is 20.0 feet. 
* IMPACTS...At 20.0 feet...Expect significant flooding of the western 
  portions of Cannibal Island Road, Camp Weott Road, Salt River, Old 
  River, and all adjacent low lying areas. Flooding in these areas is
  exaggerated when crest timing is coincident with high tides and 
  strong onshore winds, and for longer duration events. Livestock in 
  low lying areas of the Eel Delta are at risk due to rising river 
  levels. Owners of livestock should consider taking appropriate 
  action to protect livestock.
* FLOOD HISTORY...This crest compares to a previous crest of 20.4 feet
  on Jan 14 1980.

 &&

LAT...LON 4058 12412 4063 12421 4069 12427 4058 12435
      4052 12418                  

$$

1 follow-up statement

409 
WGUS86 KEKA 062315
FLSEKA
FLOOD STATEMENT
NATIONAL WEATHER SERVICE EUREKA, CA
315 PM PST FRI FEB 6 2015

...The flood warning is cancelled and replaced with a Hydrologic
Statement for the following river in California...
 
  Eel River At Fernbridge affecting Humboldt County
  
&&

CAC023-062345-
/O.CAN.KEKA.FL.W.0001.000000T0000Z-150208T0100Z/
/FRNC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
315 PM PST FRI FEB 6 2015

THE FLOOD WARNING IS CANCELLED and replaced with a Hydrologic Statement
for the Eel River At Fernbridge.

* AT  2:15 PM Friday the stage was 12.4 feet. 

 &&

LAT...LON 4058 12412 4063 12421 4069 12427 4058 12435
      4052 12418                  

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 5, 5:50 PM PST	High Wind Warning	EKA		20 hr
Feb 5, 5:50 PM PST	Wind Advisory	EKA		20 hr
Feb 6, 3:07 AM PST	Areal Flood Advisory	EKA	Del Norte, Humboldt, Trinity	6 hr
Feb 6, 3:19 AM PST	Hazardous Seas Warning	EKA		30 hr
Feb 6, 6:08 AM PST	Areal Flood Advisory	EKA	Humboldt	6 hr
Feb 6, 6:15 AM PST	Areal Flood Advisory	EKA	Del Norte	6 hr
Feb 6, 9:07 AM PST	Areal Flood Advisory	EKA	Del Norte, Humboldt, Trinity	3 hr
Feb 6, 12:03 PM PST	Areal Flood Advisory	EKA	Del Norte, Humboldt, Mendocino, Trinity	3 hr
Feb 6, 2:05 PM PST	Gale Watch	EKA		14 hr
Feb 6, 2:05 PM PST	Gale Warning	EKA		19 hr
Feb 6, 2:05 PM PST	Small Craft Advisory	EKA		49 hr

Nearby

River Flood Warnings in California, 2015 Every river flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.