Alert archive / California / River Flood Warnings in 2012

River Flood Warning 5, NWS Eureka, CA

March 29, 2012Del Norte County, Humboldt County, California

NWS Eureka, CA issued this river flood warning at Mar 29, 2012, 2:59 PM PDT for Del Norte County, Humboldt County, California. It took effect at Mar 30, 2012, 6:50 PM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 29, 2012, 2:59 PM PDT (21:59 UTC)
In effect from
Mar 30, 2012, 6:50 PM PDT
Expired
Mar 30, 2012, 8:40 AM PDT
In force
Issued by
NWS Eureka, CA
Flood severity
Moderate

Counties Del Norte County, CA, Humboldt County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 86 km from the middle of the area, began a volume at 22:02 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 Klamath River near Klamath (KLMC1). The gauge peaked at 32.06 ft at Mar 31, 2012, 1:00 AM PDT.

actionminormoderate20304003/2903/3003/31
Action stage
30 ft
Minor stage
38 ft
Moderate stage
42 ft
Major stage
46 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11530500, 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.

636 
WGUS46 KEKA 292159
FLWEKA
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE EUREKA, CA
259 PM PDT THU MAR 29 2012

...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...

  SMITH RIVER NEAR DR FINE BRIDGE AFFECTING DEL NORTE COUNTY
  KLAMATH RIVER NEAR KLAMATH AFFECTING DEL NORTE AND HUMBOLDT 
  COUNTIES

OVER THE NEXT 24 HOURS AN ADDITIONAL 5 TO 7 INCHES OF RAIN IS
EXPECTED IN THE SMITH RIVER BASIN AND 3 TO 4 INCHES IN THE KLAMATH
BASIN. THIS WILL RESULT IN THE SMITH RIVER NEAR CRESCENT CITY AND
THE KLAMATH RIVER NEAR KLAMATH TO EXCEED FLOOD STAGE. 

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 PM MARCH 29 2012 OR AS 
WARRANTED BY CHANGING CONDITIONS.

&&

CAC015-023-300559-
/O.NEW.KEKA.FL.W.0005.120330T2018Z-120401T0330Z/
/KLMC1.2.ER.120330T2018Z.120331T0500Z.120331T2130Z.NO/
259 PM PDT THU MAR 29 2012

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 

* FLOOD WARNING FOR 
  THE KLAMATH RIVER NEAR KLAMATH.
* FROM 200 PM FRIDAY AFTERNOON TO SATURDAY EVENING...OR UNTIL THE
  WARNING IS CANCELLED.
* AT  1:30 PM THURSDAY THE STAGE WAS 19.3 FEET. 
* MODERATE FLOODING IS FORECAST. 
* FLOOD STAGE IS 38.0 FEET AND WILL BE EXCEEDED AT 200 PM PDT
  FRIDAY AFTERNOON.
* PEAK STAGE OF 43.3 FEET IS EXPECTED AT 1000 PM FRIDAY
  NIGHT.
* IMPACTS...AT 42.0 FEET...FLOODING OF HWY 101 NEAR REQUA RD...THE 
  ROAD TO KLAMATH GLEN AND ADJACENT LOW LYING SECONDARY ROADS NEAR 
  THE DELTA IS LIKELY.  FLOODING WILL BE AMPLIFIED IF COINCIDENT WITH
  STRONG ONSHORE WINDS.
* FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 43.8 FEET
  ON JAN 1 1997.

$$

CAC015-300559-
/O.NEW.KEKA.FL.W.0006.120330T1900Z-120331T0100Z/
/FTDC1.1.ER.120330T1900Z.120330T1900Z.120330T1900Z.NO/
259 PM PDT THU MAR 29 2012

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 

* FLOOD WARNING FOR 
  THE SMITH RIVER NEAR DR FINE BRIDGE.
* FROM NOON FRIDAY TO FRIDAY EVENING...OR UNTIL THE WARNING
  IS CANCELLED.
* AT  1:15 PM THURSDAY THE STAGE WAS 19.6 FEET. 
* MINOR FLOODING IS FORECAST. 
* FLOOD STAGE IS 33.0 FEET AND WILL BE EXCEEDED AT NOON FRIDAY. 
* PEAK STAGE OF 33.0 FEET IS EXPECTED AT NOON FRIDAY. 
* IMPACTS...AT 33.0 FEET...FLOODING IS LIKELY NEAR THE GRAVEL PLANT 
  AND ON SOUTH BANK ROAD IN THE VICINITY OF HWY 101.  WATER MAY FLOW 
  ACROSS LOW LYING AREAS INTO LAKE EARL ABOUT 4 MILES SOUTH OF THE 
  RIVER INCLUDING AREAS ALONG LOWER LAKE DRIVE.
* FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 33.2 FEET
  ON NOV 24 1970.
$$
2 follow-up statements
421 
WGUS86 KEKA 300441
FLSEKA
FLOOD STATEMENT
NATIONAL WEATHER SERVICE EUREKA, CA
941 PM PDT THU MAR 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...

  KLAMATH RIVER NEAR KLAMATH AFFECTING DEL NORTE AND HUMBOLDT COUNTIES

  SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY AFFECTING DEL NORTE 
  COUNTY

OVER THE NEXT 24 HOURS AN ADDITIONAL 3 TO 6 INCHES OF RAIN IS
EXPECTED. THIS WILL RESULT IN THE KLAMATH RIVER NEAR KLAMATH EXCEEDING              FLOOD STAGE AND THE SMITH RIVER NEAR SMITH RIVER NEAR CRESCENT CITY TO APPROACH       FLOOD STAGE.

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 MARCH 30 OR AS 
WARRANTED BY CHANGING CONDITIONS.

&&

CAC015-023-301841-
/O.EXT.KEKA.FL.W.0005.120331T0150Z-120331T1940Z/
/KLMC1.1.ER.120331T0150Z.120331T0700Z.120331T1340Z.NO/
941 PM PDT THU MAR 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE KLAMATH RIVER NEAR KLAMATH.
* FROM FRIDAY EVENING TO SATURDAY AFTERNOON...OR UNTIL THE WARNING IS
  CANCELLED.
* AT  8:30 PM THURSDAY THE STAGE WAS 19.9 FEET.
* MINOR FLOODING IS FORECAST.
* FLOOD STAGE IS 38.0 FEET AND WILL BE EXCEEDED AT 700 PM PDT FRIDAY.
* PEAK STAGE OF AROUND 40 FEET IS EXPECTED AROUND MIDNIGHT FRIDAY NIGHT.
* IMPACTS...AT 40.0 FEET...FLOODING MAY OCCUR ON HWY 101 NEAR REQUA 
  RD...THE ROAD TO KLAMATH GLEN AND ADJACENT LOW LYING SECONDARY 
  ROADS NEAR THE DELTA.  FLOODING WILL BE AMPLIFIED IF COINCIDENT 
  WITH HIGH TIDES AND STRONG...ONSHORE WINDS.

$$

CAC015-301800-
/O.CON.KEKA.FL.W.0004.120330T1800Z-120330T1800Z/
/CREC1.N.ER.120330T1800Z.000000T0000Z.120330T1800Z.NO/
941 PM PDT THU MAR 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY.
* ON FRIDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  8:45 PM THURSDAY THE STAGE WAS 17.8 FEET. 
* MINOR FLOODING IS FORECAST.
* THE RIVER IS EXPECTED TO CREST AROUND 29 FEET LATE FRIDAY MORNING.
* FLOOD STAGE IS 29.0 FEET. 
* IMPACTS...AT 28.0 FEET...FLOODING IS ANTICIPATED ALONG LOWER 
  PORTIONS OF HWY 197 WITH POSSIBLE FLOODING OF ROADS NEAR GASQUET.

$$
286 
WGUS86 KEKA 301540
FLSEKA
FLOOD STATEMENT
NATIONAL WEATHER SERVICE EUREKA, CA
840 AM PDT FRI MAR 30 2012

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...
 
  SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY AFFECTING DEL NORTE 
  COUNTY
  KLAMATH RIVER NEAR KLAMATH AFFECTING DEL NORTE AND HUMBOLDT 
  COUNTIES

RAINFALL AMOUNTS WILL GRADUALLY TAPER OFF DURING THE DAY AND FLOODING IS NO LONGER EXPECTED.


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 FLOOD WARNING IS CANCELED AND WILL BE REPLACED BY A HYDROLOGIC STATEMENT.  
&&

CAC015-301610-
/O.CAN.KEKA.FL.W.0004.000000T0000Z-120330T1800Z/
/CREC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
840 AM PDT FRI MAR 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY.
* AT 7:45 AM FRIDAY THE STAGE WAS 25.6 FEET. 
* FLOOD STAGE IS 29.0 FEET. 
* PEAK STAGE WILL BE 27.8 FEET AT 1 PM TODAY.
* IMPACTS...AT 28.0 FEET...FLOODING IS ANTICIPATED ALONG LOWER 
  PORTIONS OF HWY 197 WITH POSSIBLE FLOODING OF ROADS NEAR GASQUET.

$$

CAC015-023-301610-
/O.CAN.KEKA.FL.W.0005.000000T0000Z-120331T1940Z/
/KLMC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
840 AM PDT FRI MAR 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE KLAMATH RIVER NEAR KLAMATH.
* AT 7:30 AM FRIDAY THE STAGE WAS 24.7 FEET. 
* FLOOD STAGE IS 38.0 FEET. 
* PEAK STAGE WILL BE 34.4 FEET AT 1 AM ON SATURDAY MORNING.
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 9:26 AM PDTRiver Flood WarningEKADel Norte23 hr
Mar 29, 2:59 PM PDTRiver Flood WarningEKADel Norte8 hr

Nearby

River Flood Warnings in California, 2012Every river flood warning in 2012

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.