Alert archive / California / River Flood Warnings in 2011

River Flood Warning 3, NWS Eureka, CA

March 25, 2011Mendocino County, California

NWS Eureka, CA issued this river flood warning at Mar 25, 2011, 3:06 PM PDT for Mendocino County, California. It took effect at Mar 26, 2011, 9:48 AM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 25, 2011, 3:06 PM PDT (22:06 UTC)
In effect from
Mar 26, 2011, 9:48 AM PDT
Expired
Mar 26, 2011, 9:36 AM PDT
In force
Issued by
NWS Eureka, CA
Flood severity
Minor

County Mendocino County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 139 km from the middle of the area, began a volume at 22:05 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 Navarro River near Navarro (NVRC1). The gauge peaked at 26.53 ft at Mar 24, 2011, 6:00 PM PDT.

minormoderate1520253003/2503/2603/27
Minor stage
23 ft
Moderate stage
30 ft
Major stage
34 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11468000, 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.

773 
WGUS46 KEKA 252206
FLWEKA
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE EUREKA, CA
306 PM PDT FRI MAR 25 2011

...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...

  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY

ANOTHER STORM WILL BRING AN ADDITIONAL 1 TO 1.5 INCHES OF RAIN TO THE
NAVARRO RIVER BASIN TONIGHT AND WILL CAUSE THE NAVARRO RIVER AT
NAVARRO TO REACH FLOOD STAGE 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 BY 1000 AM SATURDAY MARCH 26 2011
OR AS WARRANTED BY CHANGING CONDITIONS.

&&

CAC045-262206-
/O.NEW.KEKA.FL.W.0003.110326T1648Z-110327T0648Z/
/NVRC1.1.ER.110326T1648Z.110326T1800Z.110327T0048Z.NO/
306 PM PDT FRI MAR 25 2011

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 

* FLOOD WARNING FOR THE NAVARRO RIVER AT NAVARRO.
* FROM SATURDAY MORNING TO SATURDAY EVENING...OR UNTIL THE WARNING IS
  CANCELLED.
* AT  1:15 PM FRIDAY THE STAGE WAS 18.9 FEET. 
* MINOR FLOODING IS FORECAST. 
* FLOOD STAGE IS 23.0 FEET. 
* FORECAST...FLOOD STAGE IS EXPECTED TO BE REACHED AROUND 10:00 AM
  SATURDAY MORNING. THE NAVARRO RIVER WILL CREST NEAR 24.1
  FEET AROUND 11:00 AM SATURDAY MORNING. THEN WILL RECEDE TO BELOW 
  FLOOD STAGE OF 23.0 FEET AROUND 6:00 PM SATURDAY EVENING.
* IMPACTS...AT 23.0 FEET...FLOODING OF HIGHWAY 128 APPROXIMATELY 5 
  MILES FROM HIGHWAY 1 IS CERTAIN AND THE ROAD WILL BE CLOSED. 
  MOTORISTS SHOULD USE ALTERNATE ROUTES.

$$
1 follow-up statement
853 
WGUS86 KEKA 261636
FLSEKA
FLOOD STATEMENT
NATIONAL WEATHER SERVICE EUREKA, CA
936 AM PDT SAT MAR 26 2011

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...
 
  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY

ANOTHER STORM WILL BRING AN ADDITIONAL 0.5 TO 1.0 INCH OF RAIN TO THE
NAVARRO RIVER BASIN TODAY. 


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 WILL BE THE LAST STATEMENT ISSUED.

&&

CAC045-261706-
/O.CAN.KEKA.FL.W.0003.000000T0000Z-110327T0648Z/
/NVRC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
936 AM PDT SAT MAR 26 2011

THE FLOOD WARNING IS CANCELLED FOR
  THE NAVARRO RIVER AT NAVARRO.
* AT  9:15 AM SATURDAY THE STAGE WAS 17.4 FEET. 

* FLOOD STAGE IS 23.0 FEET. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 11:38 PM PDTHazardous Seas WarningEKA9 hr
Mar 25, 3:25 AM PDTGale WarningEKA24 hr
Mar 25, 4:15 AM PDTWinter Weather AdvisoryEKA36 hr
Mar 25, 9:15 AM PDTSmall Craft AdvisoryEKA4 days

Nearby

River Flood Warnings in California, 2011Every river flood warning in 2011

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.