Alert archive / California / River Flood Warnings in 2012

River Flood Warning 4, NWS Eureka, CA

March 29, 2012Del Norte County, California

NWS Eureka, CA issued this river flood warning at Mar 29, 2012, 9:26 AM PDT for Del Norte County, California. It took effect at Mar 30, 2012, 11:00 AM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 29, 2012, 9:26 AM PDT (16:26 UTC)
In effect from
Mar 30, 2012, 11:00 AM PDT
Expired
Mar 30, 2012, 8:40 AM PDT
In force
Issued by
NWS Eureka, CA
Flood severity
Minor

County Del Norte County, CA

The radar

The Medford radar (KMAX), 109 km from the middle of the area, began a volume at 16:26 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 Smith River at Jed Smith near Crescent City (CREC1). The gauge peaked at 26.58 ft at Mar 30, 2012, 11:00 AM PDT.

actionminormoderate203003/2903/3003/31
Action stage
25 ft
Minor stage
29 ft
Moderate stage
34 ft
Major stage
37 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11532500, 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.

670 
WGUS46 KEKA 291626
FLWEKA
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE EUREKA, CA
926 AM 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 SMITH RIVER NR CRESCENT CITY AFFECTING DEL NORTE 
  COUNTY

THE 6 TO 8 INCHES OF RAINFALL EXPECTED OVER THE NEXT 24 HOURS
WILL RESULT IN THE SMITH RIVER NEAR CRESCENT CITY EXCEEDING 
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 400 PM PDT MARCH 29 2012 OR AS 
WARRANTED BY CHANGING CONDITIONS.

&&

CAC015-300026-
/O.NEW.KEKA.FL.W.0004.120330T1200Z-000000T0000Z/
/CREC1.1.ER.120330T1200Z.120330T1600Z.000000T0000Z.NO/
926 AM PDT THU MAR 29 2012

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 

* FLOOD WARNING FOR 
  THE SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY.
* FROM 1100 PM PDT TONIGHT UNTIL FURTHER NOTICE...OR UNTIL THE
  WARNING IS CANCELLED.
* AT  8:45 AM THURSDAY THE STAGE WAS 13.1 FEET. 
* MINOR FLOODING IS FORECAST. 
* FLOOD STAGE IS 29.0 FEET AND WILL BE EXCEEDED AT 600 AM PDT
  FRIDAY MORNING.
* PEAK STAGE OF 30.2 FEET IS EXPECTED AT 1100 AM FRIDAY MORNING. 
* IMPACTS...AT 29.0 FEET...FLOODING ALONG HWY 197 AND OF LOW LYING 
  ROADS NEAR GASQUET IS EXPECTED.
* FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 29.6 FEET
  ON NOV 18 1996.

$$
3 follow-up statements
126 
WGUS86 KEKA 292214
FLSEKA
FLOOD STATEMENT
NATIONAL WEATHER SERVICE EUREKA, CA
314 PM PDT THU MAR 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVER IN 
CALIFORNIA...
 
  SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY AFFECTING DEL NORTE 
  COUNTY 

OVER THE NEXT 24 HOURS AN ADDITIONAL 5 TO 7 INCHES OF RAIN IS
EXPECTED IN THE SMITH RIVER BASIN. THIS WILL RESULT IN THE SMITH
RIVER NEAR CRESCENT CITY EXCEEDING 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.

&&

CAC015-301014-
/O.EXT.KEKA.FL.W.0004.120330T1034Z-000000T0000Z/
/CREC1.1.ER.120330T1034Z.120330T1800Z.000000T0000Z.NO/
314 PM PDT THU MAR 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE SMITH RIVER NEAR SMITH RIVER NR CRESCENT CITY.
* FROM 400 AM FRIDAY MORNING UNTIL FURTHER NOTICE...OR UNTIL
  THE  WARNING IS CANCELLED.
* AT 2:45 PM THURSDAY THE STAGE WAS 14.4 FEET. 
* FLOOD STAGE IS 29.0 FEET AND WILL BE EXCEEDED AT 400 AM FRIDAY
  MORNING. 
* PEAK STAGE OF 31.0 FEET IS EXPECTED AT 1100 AM FRIDAY MORNING.
* IMPACTS...AT 32.0 FEET...SIGNIFICANT FLOODING IS EXPECTED ALONG HWY
  197 AND IN THE GASQUET AREA, WITH POSSIBLE FLOODING OF HWY 199 NEAR
  GASQUET.  SOME LOW LYING HOMES IN THESE AREAS MAY BE THREATENED.

$$
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, 2:59 PM PDTRiver Flood WarningEKADel Norte, Humboldt18 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.