Alert archive / California / River Flood Warnings in 2012
River Flood Warning 12, NWS Eureka, CA
NWS Eureka, CA issued this river flood warning at Dec 2, 2012, 9:40 AM PST for Humboldt County, California. It took effect at Dec 2, 2012, 9:56 AM PST. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Dec 2, 2012, 9:40 AM PST (17:40 UTC)
- In effect from
- Dec 2, 2012, 9:56 AM PST
- Expired
- Dec 2, 2012, 2:21 PM PST
- In force
- 4 hr
- Issued by
- NWS Eureka, CA
- Flood severity
- Minor
County Humboldt County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 39 km from the middle of the area, began a volume at 17:42 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 Mad River near Arcata (ARCC1). The gauge peaked at 22.59 ft at Dec 2, 2012, 12:00 PM PST.
- Action stage
- 15 ft
- Minor stage
- 22 ft
- Moderate stage
- 24 ft
- Major stage
- 28 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 11481000, 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.
804 WGUS46 KEKA 021740 FLWEKA BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE EUREKA, CA 940 AM PST SUN DEC 2 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... MAD RIVER NEAR ARCATA AFFECTING HUMBOLDT COUNTY HEAVY RAINFALL WILL TAPER OFF FROM NORTHWEST TO SOUTHEAST THIS TODAYG BUT ALREADY 2 TO 5 INCHES OF RAIN HAS FALLEN ACROSS NORTHWEST CALIFORNIA WITH AN ADDITIONAL INCH OR TWO LIKELY ACROSS MENDOCINO COUNTY. UPSLOPE FAVORED AREAS OF THE HIGHER TERRAIN WILL END UP WITH 7 TO 10 INCHES. RIVERS WILL CONTINUE TO RISE THIS 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 SUNDAY, DECEMBER 2, 2012 AT 3 PM PST OR AS WARRANTED BY CHANGING CONDITIONS. && CAC023-030140- /O.NEW.KEKA.FL.W.0012.121202T1756Z-121203T0152Z/ /ARCC1.1.ER.121202T1756Z.121202T1900Z.121202T1952Z.NO/ 940 AM PST SUN DEC 2 2012 THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A * FLOOD WARNING FOR THE MAD RIVER NEAR ARCATA. * UNTIL THIS AFTERNOON...OR UNTIL THE WARNING IS CANCELLED. * AT 8:45 AM SUNDAY THE STAGE WAS 20.2 FEET. * MINOR FLOODING IS FORECAST. * FLOOD STAGE IS 22 FEET. * IMPACTS...AT 23 FEET...SIGNIFICANT FLOODING OF PORTIONS OF MAD RIVER BEACH ROAD AND ADJACENT FARMLANDS IS LIKELY. MAY CAUSE WATER TO FLOW ACROSS ROADS TO TYEE CITY. * FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 22.7 FEET ON MAR 18 1975. $$
2 follow-up statements
539 WGUS86 KEKA 021745 FLSEKA FLOOD STATEMENT NATIONAL WEATHER SERVICE EUREKA, CA 945 AM PST SUN DEC 2 2012 ...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN CALIFORNIA... VAN DUZEN RIVER NEAR BRIDGEVILLE AFFECTING HUMBOLDT COUNTY ...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN CALIFORNIA... NAVARRO RIVER AT NAVARRO AFFECTING MENDOCINO COUNTY RUSSIAN RIVER NEAR HOPLAND AFFECTING MENDOCINO COUNTY EEL RIVER AT FERNBRIDGE AFFECTING HUMBOLDT COUNTY MAD RIVER NEAR ARCATA AFFECTING HUMBOLDT COUNTY HEAVY RAINFALL WILL TAPER OFF FROM NORTHWEST TO SOUTHEAST THIS MORNING BUT ALREADY 2 TO 5 INCHES OF RAIN HAS FALLEN ACROSS NORTHWEST CALIFORNIA WITH AN ADDITIONAL INCH OR TWO LIKELY ACROSS MENDOCINO COUNTY. UPSLOPE FAVORED AREAS OF THE HIGHER TERRAIN WILL END UP WITH 7 TO 10 INCHES. RIVERS WILL CONTINUE TO RISE RAPIDLY THIS MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... SAFETY MESSAGE... DO NOT DRIVE YOUR CAR ACROSS FLOODED ROADWAYS. IT ONLY TAKES ABOUT TWO FEET OF WATER TO FLOAT MOST VEHICLES. FOR AREA ROAD CONDITIONS... CALL CALTRANS AT 1-800-427-7623. STAY TUNED TO DEVELOPMENTS BY LISTENING TO NOAA WEATHER RADIO OR YOUR LOCAL TV OR RADIO STATIONS. THE NEXT STATEMENT WILL BE ISSUED DECEMBER 2, 2012 AT 3 PM PST OR AS WARRANTED BY CHANGING CONDITIONS. && CAC045-030545- /O.EXT.KEKA.FL.W.0009.121202T1836Z-121203T0715Z/ /HOPC1.2.ER.121202T1836Z.121202T2300Z.121203T0115Z.NO/ 945 AM PST SUN DEC 2 2012 ...FLOOD WARNING EXTENDED UNTIL THIS EVENING...THE FLOOD WARNING CONTINUES FOR THE RUSSIAN RIVER NEAR HOPLAND. * UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED. * AT 9:00 AM SUNDAY THE STAGE WAS 11.8 FEET. * FLOOD STAGE IS 21 FEET. * IMPACTS...AT 24 FEET...FLOODING OF LOW LYING STRUCTURES AND FARMLAND IN THE HOPLAND...UKIAH AND TALMAGE AREAS WILL OCCUR. MANY SECONDARY ROADS MAY ALSO BE FLOODED. SEVERE BANK EROSION IS POSSIBLE. $$ CAC023-030545- /O.EXT.KEKA.FL.W.0010.121202T2345Z-121204T0020Z/ /FRNC1.2.ER.121202T2345Z.121203T0800Z.121203T1820Z.NO/ 945 AM PST SUN DEC 2 2012 ...FLOOD WARNING EXTENDED UNTIL MONDAY AFTERNOON...THE FLOOD WARNING CONTINUES FOR THE EEL RIVER AT FERNBRIDGE. * FROM THIS AFTERNOON TO MONDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED. * AT 9:15 AM SUNDAY THE STAGE WAS 16.6 FEET. * FLOOD STAGE IS 20 FEET. * IMPACTS...AT 24 FEET...MINOR FLOODING OF HWY 211 TO FERNDALE SOUTH OF FERNBRIDGE IS EXPECTED. MUCH OF THE EEL DELTA MAY BE FLOODED, INCLUDING AREAS NORTHWEST OF LOLETA...THE WESTERN PORTION OF CANNIBAL ISLAND ROAD. FLOODING WILL BE ENHANCED FOR LONGER DURATION EVENTS. $$ CAC023-021815- /O.CAN.KEKA.FL.W.0011.000000T0000Z-121202T2312Z/ /BRGC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 945 AM PST SUN DEC 2 2012 THE FLOOD WARNING IS CANCELLED FOR THE VAN DUZEN RIVER NEAR BRIDGEVILLE. * AT 9:15 AM SUNDAY THE STAGE WAS 15.2 FEET. * FLOOD STAGE IS 17 FEET. * IMPACTS...AT 17.0 FEET...FLOODING WILL BEGIN IN LOWER PORTIONS OF GRIZZLY CREEK STATE PARK AND ALONG RIVER BAR ROAD. $$ CAC045-030545- /O.EXT.KEKA.FL.W.0008.000000T0000Z-121203T0900Z/ /NVRC1.1.ER.121202T1641Z.121202T2300Z.121203T0300Z.NO/ 945 AM PST SUN DEC 2 2012 THE FLOOD WARNING CONTINUES FOR THE NAVARRO RIVER AT NAVARRO. * UNTIL LATE TONIGHT...OR UNTIL THE WARNING IS CANCELLED. * AT 9:15 AM SUNDAY THE STAGE WAS 24.4 FEET. * FLOOD STAGE IS 23 FEET. * IMPACTS...AT 30 FEET...WATER WILL FLOW OVER THE BANKS OF THE RIVER APPROXIMATELY 1 MILE EAST OF HWY 128...AND WILL BEGIN TO FLOOD PROPERTY IN THIS AREA INCLUDING SEVERAL HOMES. EXPECT COMPLETE CLOSURE OF HIGHWAY 128. $$ CAC023-030152- /O.CON.KEKA.FL.W.0012.121202T1756Z-121203T0152Z/ /ARCC1.1.ER.121202T1756Z.121202T1900Z.121202T1952Z.NO/ 945 AM PST SUN DEC 2 2012 THE FLOOD WARNING CONTINUES FOR THE MAD RIVER NEAR ARCATA. * UNTIL THIS AFTERNOON...OR UNTIL THE WARNING IS CANCELLED. * AT 8:45 AM SUNDAY THE STAGE WAS 20.2 FEET. * FLOOD STAGE IS 22 FEET. * IMPACTS...AT 23 FEET...SIGNIFICANT FLOODING OF PORTIONS OF MAD RIVER BEACH ROAD AND ADJACENT FARMLANDS IS LIKELY. MAY CAUSE WATER TO FLOW ACROSS ROADS TO TYEE CITY. $$
479 WGUS86 KEKA 022221 FLSEKA FLOOD STATEMENT NATIONAL WEATHER SERVICE EUREKA, CA 221 PM PST SUN DEC 2 2012 ...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN CALIFORNIA... MAD RIVER NEAR ARCATA AFFECTING HUMBOLDT COUNTY HEAVY RAINFALL HAS TAPERED OFF BUT SCATTERED SHOWERS ARE EXPECTED FOR THE REMAINDER OF 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 NEXT STATEMENT WILL BE ISSUED SUNDAY, DECEMBER 2,2012 AT 9 PM PST OR AS WARRANTED BY CHANGING CONDITIONS. && CAC023-022251- /O.CAN.KEKA.FL.W.0012.000000T0000Z-121203T0152Z/ /ARCC1.1.ER.121202T1814Z.121202T1945Z.121202T2121Z.NO/ 221 PM PST SUN DEC 2 2012 THE FLOOD WARNING IS CANCELLED FOR THE MAD RIVER NEAR ARCATA. * AT 1:45 PM SUNDAY THE STAGE WAS 21.6 FEET. * FELL BELOW FLOOD STAGE AT 1:21 PM SUNDAY. * FLOOD STAGE IS 22 FEET. * IMPACTS...AT 22 FEET...SIGNIFICANT FLOODING ALONG PORTIONS OF MAD RIVER BEACH ROAD IS LIKELY. WATER MAY FLOW ACROSS ROADS TO TYEE CITY. $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 1, 7:11 PM PST | Areal Flood Warning | EKA | Del Norte, Humboldt | 12 hr |
| Dec 1, 8:44 PM PST | Areal Flood Warning | EKA | Mendocino | 10 hr |
| Dec 1, 8:49 PM PST | Areal Flood Warning | EKA | Mendocino | 10 hr |
| Dec 1, 11:42 PM PST | Areal Flood Advisory | EKA | Del Norte, Humboldt, Trinity | 8 hr |
| Dec 1, 11:47 PM PST | Areal Flood Advisory | EKA | Mendocino | 12 hr |
| Dec 2, 3:04 AM PST | Gale Watch | EKA | 24 hr | |
| Dec 2, 3:04 AM PST | Small Craft Advisory | EKA | 12 hr | |
| Dec 2, 6:52 AM PST | Areal Flood Warning | EKA | Del Norte, Humboldt | 3 hr |
| Dec 2, 6:56 AM PST | Areal Flood Warning | EKA | Mendocino | 3 hr |
| Dec 2, 6:58 AM PST | Areal Flood Warning | EKA | Mendocino | 3 hr |
| Dec 2, 10:45 AM PST | Areal Flood Advisory | EKA | Del Norte, Humboldt, Mendocino, Trinity | 4 hr |
| Dec 2, 2:46 PM PST | Areal Flood Advisory | EKA | Del Norte, Humboldt, Mendocino, Trinity | 3 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.