Alert archive / California / River Flood Watches in 2012

River Flood Watch 3, NWS Eureka, CA

November 30, 2012Mendocino County, California

NWS Eureka, CA issued this river flood watch at Nov 30, 2012, 3:19 PM PST for Mendocino County, California. It took effect at Dec 2, 2012, 7:22 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 30, 2012, 3:19 PM PST (23:19 UTC)
In effect from
Dec 2, 2012, 7:22 AM PST
Expired
Dec 1, 2012, 9:27 AM PST
In force
Issued by
NWS Eureka, CA
Flood severity
None

County Mendocino County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 139 km from the middle of the area, began a volume at 23:21 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 Russian River near Hopland (HOPC1). The gauge peaked at 15.11 ft at Dec 2, 2012, 9:00 AM PST.

minormoderate0102011/3012/0112/02
Minor stage
15 ft
Moderate stage
23 ft
Major stage
26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11462500, 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.

956 
WGUS66 KEKA 302319
FFAEKA
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE EUREKA, CA
319 PM PST FRI NOV 30 2012

...THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A FLOOD WATCH 
FOR THE FOLLOWING RIVERS IN CALIFORNIA...

  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY 
  RUSSIAN RIVER NEAR HOPLAND AFFECTING MENDOCINO COUNTY 

PRECIPITATION WILL BE IN THE FORM OF SHOWERS TONIGHT THROUGH
SATURDAY MORNING. THE NEXT ROUND OF MODERATE RAIN WILL BEGIN 
SATURDAY AFTERNOON...RAINFALL AMOUNTS WILL BE 3 TO 5 INCHES AND
LOCALLY UP TO 7 TO 10 INCHES IN THE MORE FAVORABLE AREAS. THIS WILL
LEAD TO A SECOND RISE ON THE NAVARRO AND RUSSIAN RIVERS BEGINNING
SATURDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

RESIDENTS AND THOSE WITH INTERESTS NEAR THE RIVER SHOULD MONITOR 
RISING WATER LEVELS AND BE PREPARED FOR POSSIBLE FLOOD WARNINGS.

&&

CAC045-011119-
/O.NEW.KEKA.FL.A.0002.121130T2319Z-121203T1708Z/
/NVRC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
319 PM PST FRI NOV 30 2012

 THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 
* FLOOD WATCH FOR THE NAVARRO RIVER AT NAVARRO.
* UNTIL MONDAY MORNING...OR UNTIL THE WATCH IS CANCELLED.
* AT 2:15 PM FRIDAY THE STAGE WAS 17.2 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 23.0 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY SUNDAY MORNING.
* THIS RIVER IS FORECAST TO RECEDE TO NEAR 11.5 FT LATE SATURDAY 
  EVENING. THEN EXPECTED TO RISE ABOVE FLOOD STAGE SUNDAY 
  MORNING. THEN FORECAST TO CREST NEAR 31.5 FT SUNDAY AFTERNOON.
  THEN FORECAST TO FALL BELOW FLOOD STAGE OF 23.0 FT EARLY MONDAY.
* IMPACTS...AT 30 FEET...WATER FLOWS OVER THE BANKS OF THE
  RIVER APPROXIMATELY 1 MILE EAST OF HIGHWAY 128...AND BEGINS TO
  FLOOD PROPERTY IN THIS AREA INCLUDING SEVERAL HOMES COMPLETE
  CLOSURE OF HIGHWAY 128. 

$$

CAC045-011119-
/O.NEW.KEKA.FL.A.0003.121202T1621Z-121203T0615Z/
/HOPC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
319 PM PST FRI NOV 30 2012

 THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A 
* FLOOD WATCH FOR THE RUSSIAN RIVER NEAR HOPLAND.
* FROM SUNDAY MORNING TO SUNDAY EVENING...OR UNTIL THE WATCH IS 
  CANCELLED.
* AT 2:00 PM FRIDAY THE STAGE WAS 9.3 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 21.0 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY LATE SUNDAY MORNING.
* THIS RIVER IS FORECAST TO RECEDE TO NEAR 5 FT SATURDAY MORNING. 
  THEN FORECAST TO RISE ABOVE MONITOR STAGE OF 18 FT SUNDAY MORNING.
  THEN EXPECTED TO RISE ABOVE FLOOD STAGE OF 21 FT LATE SUNDAY 
  MORNING. THEN FORECAST TO CREST NEAR 24 FT AROUND NOON SUNDAY.
  THEN FORECAST TO FALL BELOW FLOOD STAGE OF 21 FT SUNDAY AFTERNOON.
* IMPACTS...AT 21 FEET...FLOODING OF LOW LYING STRUCTURES JUST WEST
  OF THE RAILROAD TRACKS NEAR HOPLAND.  

$$
3 follow-up statements
584 
WGUS66 KEKA 010515
FFAEKA
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE EUREKA, CA
915 PM PST FRI NOV 30 2012

...THE FLOOD WATCH CONTINUES FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...
  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY 
  RUSSIAN RIVER NEAR HOPLAND AFFECTING MENDOCINO COUNTY 

PRECIPITATION WILL BE IN THE FORM OF SHOWERS TONIGHT THROUGH
SATURDAY MORNING. THE NEXT ROUND OF HEAVY RAIN WILL BEGIN 
SATURDAY AFTERNOON...RAINFALL AMOUNTS WILL BE 3 TO 5 INCHES AND
LOCALLY UP TO 7 TO 10 INCHES IN THE MORE FAVORABLE AREAS. THIS WILL
LEAD TO A SECOND RISE ON THE NAVARRO AND RUSSIAN RIVERS BEGINNING
SATURDAY NIGHT.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

RESIDENTS AND THOSE WITH INTERESTS NEAR THE RIVER SHOULD MONITOR 
RISING WATER LEVELS AND BE PREPARED FOR POSSIBLE FLOOD WARNINGS.

&&

CAC045-011715-
/O.CON.KEKA.FL.A.0002.000000T0000Z-121203T1708Z/
/NVRC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
915 PM PST FRI NOV 30 2012

THE FLOOD WATCH CONTINUES FOR
  THE NAVARRO RIVER AT NAVARRO
* UNTIL MONDAY MORNING.
* AT  8:15 PM FRIDAY THE STAGE WAS 12.9 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 23 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY SUNDAY MORNING.
* THIS RIVER IS FORECAST TO RISE ABOVE FLOOD STAGE OF 23 FT SUNDAY 
  MORNING THEN FORECAST TO CREST NEAR 32 FT SUNDAY AFTERNOON THEN 
  FORECAST TO FALL BELOW FLOOD STAGE OF 23 FT EARLY MONDAY MORNING.

$$

CAC045-011714-
/O.CON.KEKA.FL.A.0003.121202T1606Z-121203T0615Z/
/HOPC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
915 PM PST FRI NOV 30 2012

THE FLOOD WATCH CONTINUES FOR
  THE RUSSIAN RIVER NEAR HOPLAND
* FROM SUNDAY MORNING TO SUNDAY EVENING.
* AT 9:00 PM FRIDAY THE STAGE WAS 5.6 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 21.0 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY LATE SUNDAY MORNING.
* THIS RIVER IS FORECAST TO TO RISE ABOVE FLOOD STAGE OF 21 FT LATE 
  SUNDAY MORNING THEN FORECAST TO CREST NEAR 24.5 FT NEAR SUNDAY NOON THEN 
  FORECAST TO FALL BELOW FLOOD STAGE OF 21 FT SUNDAY AFTERNOON.

$$
327 
WGUS66 KEKA 011301
FFAEKA
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE EUREKA, CA
501 AM PST SAT DEC 1 2012

...THE FLOOD WATCH CONTINUES FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...
  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY 
  RUSSIAN RIVER NEAR HOPLAND AFFECTING MENDOCINO COUNTY 

A PERIOD OF SHOWERY WEATHER IN BETWEEN STORM SYSTEMS HAS ALLOWED
RIVER LEVELS TO RECEDE OVERNIGHT. HOWEVER ANOTHER PERIOD OF HEAVY 
RAIN WILL BEGIN THIS EVENING WITH A WIDESPREAD 3 TO 5 INCHES AND 
LOCALLY 7 TO 10 INCHES OF RAINFALL BY SUNDAY MORNING. THIS WILL
LEAD TO RAPIDLY RISING RIVER LEVELS WITH FLOODING POSSIBLE ON
SUNDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

RESIDENTS AND THOSE WITH INTERESTS NEAR THE RIVER SHOULD MONITOR 
RISING WATER LEVELS AND BE PREPARED FOR POSSIBLE FLOOD WARNINGS.

&&

CAC045-020101-
/O.CON.KEKA.FL.A.0002.000000T0000Z-121203T1708Z/
/NVRC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
501 AM PST SAT DEC 1 2012

THE FLOOD WATCH CONTINUES FOR
  THE NAVARRO RIVER AT NAVARRO
* UNTIL MONDAY MORNING.
* AT  4:15 AM SATURDAY THE STAGE WAS 10.0 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 23.0 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY TOMORROW MORNING.
* THIS RIVER IS FORECAST TO RECEDE TO NEAR 9.0 FT THIS AFTERNOON 
  THEN EXPECTED TO RISE ABOVE FLOOD STAGE OF 23.0 FT TOMORROW 
  MORNING WITH A CREST NEAR 32.0 FT NEAR TOMORROW NOON.

$$

CAC045-020101-
/O.CON.KEKA.FL.A.0003.121202T1643Z-121203T0615Z/
/HOPC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
501 AM PST SAT DEC 1 2012

THE FLOOD WATCH CONTINUES FOR
  THE RUSSIAN RIVER NEAR HOPLAND
* FROM SUNDAY MORNING TO SUNDAY EVENING.
* AT  4:00 AM SATURDAY THE STAGE WAS 4.3 FEET.
* MODERATE FLOODING IS POSSIBLE. 
* FLOOD STAGE IS 21.0 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY LATE TOMORROW MORNING.
* THIS RIVER IS FORECAST TO STAY BELOW 6 FEET THROUGH THIS EVENING
  THEN RAPIDLY RISE ABOVE FLOOD STAGE OF 21.0 FT LATE TOMORROW 
  MORNING. A CREST OF 25.0 FEET IS EXPECTED AROUND NOON TOMORROW.

$$
233 
WGUS66 KEKA 011727
FFAEKA
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE EUREKA, CA
927 AM PST SAT DEC 1 2012

...THE FLOOD WATCH IS CANCELLED FOR THE FOLLOWING RIVERS IN 
CALIFORNIA...
 
  NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY
   AND HAS BEEN REPLACED A BY FLOOD WARNING.

  RUSSIAN RIVER NEAR HOPLAND AFFECTING MENDOCINO COUNTY
   AND HAS BEEN REPLACED A BY FLOOD WARNING.
&&

CAC045-011757-
/O.CAN.KEKA.FL.A.0002.000000T0000Z-121203T1708Z/
/NVRC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
927 AM PST SAT DEC 1 2012

THE FLOOD WATCH IS CANCELLED FOR
  THE NAVARRO RIVER AT NAVARRO AND REPLACED BY A FLOOD WARNING.

$$

CAC045-011757-
/O.CAN.KEKA.FL.A.0003.121202T1522Z-121203T0615Z/
/HOPC1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
927 AM PST SAT DEC 1 2012

THE FLOOD WATCH IS CANCELLED FOR THE RUSSIAN RIVER NEAR HOPLAND
  AND REPLACED BY A FLOOD WARNING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 29, 4:59 PM PSTAreal Flood AdvisoryEKADel Norte4 hr
Nov 29, 5:34 PM PSTAreal Flood AdvisoryEKAHumboldt4 hr
Nov 29, 6:11 PM PSTSpecial Weather StatementEKADel Norte34 min
Nov 29, 6:26 PM PSTAreal Flood WarningEKADel Norte3 hr
Nov 29, 7:31 PM PSTSpecial Weather StatementEKA44 min
Nov 29, 7:42 PM PSTSpecial Marine WarningEKA33 min
Nov 29, 8:17 PM PSTSpecial Marine WarningEKA28 min
Nov 29, 8:20 PM PSTSpecial Weather StatementEKADel Norte25 min
Nov 29, 9:02 PM PSTAreal Flood AdvisoryEKADel Norte, Humboldt, Mendocino, Trinity3 hr
Nov 29, 10:05 PM PSTAreal Flood AdvisoryEKAMendocino6 hr
Nov 30, 3:15 AM PSTGale WarningEKA24 hr
Nov 30, 3:15 AM PSTSmall Craft AdvisoryEKA41 hr
Nov 30, 2:31 PM PSTFlood WatchEKA44 hr
Nov 30, 2:31 PM PSTHigh Wind WatchEKA13 hr
Nov 30, 3:19 PM PSTRiver Flood WatchEKAMendocino18 hr

Nearby

River Flood Watches in California, 2012Every river flood watch 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.