Special Weather Statement, NWS Eureka, CA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
356 PM PST THU NOV 29 2012

.SYNOPSIS...A PACIFIC STORM SYSTEM WILL CONTINUE TO BRING HEAVY
RAIN...GUSTY WINDS AND THE THREAT OF THUNDERSTORMS TO THE COAST
OVERNIGHT. PERIODS OF MODERATE TO HEAVY RAIN AND STRONG WINDS WILL
CONTINUE INTO THE WEEKEND AS MORE STORMS IMPACT THE REGION.
&&

.DISCUSSION...SLOW MOVG PAC STORM CONTINUES TO BRING MDT TO HEAVY
RAIN AND GUSTY WINDS TO NW CA. UPPER LOW CENTERED NEAR 45N/140W
WILL REMAIN FAIRLY STATIONARY INTO THE WEEKEND BEFORE MOVG INLAND
SUN. DISTURBANCES ROTATING AROUND THIS TROUGH AND EJECTING ACROSS
THE REGION WILL MAINTAIN PERIODS OF MDT TO HEAVY RAIN AND GUSTY
WINDS THROUGH THE WEEKEND. THE FIRST IMPULSE PASSED THROUGH THIS
MORNING WITH 1-3" 3HR RAINFALL AND GUSTS TO 40-50 MPH WITH HIGHER
ELEVATIONS ACROSS THE INTERIOR GUSTING UP TO 65-80 MPH. SAT
IMAGERY SHOWS ANOTHER WAVE ROUNDING THE BASE OF THE TROUGH ATTM
WITH PLENTY OF LTG STRIKES OFFSHORE. INCLUDED SCHC TSTMS OVERNIGHT
THROUGH FRI MORNING OVER THE COASTAL WATERS AND ALONG THE REDWOOD
AND MENDO COAST ZONES. WINDS ALONG THE REDWOOD COAST HAVE EASED
WITH GUSTS UP TO 25-30 MPH THIS AFTERNOON SO CANCELLED THE WIND
ADVISORY. RAWS SITES CONTINUE TO SHOW GUSTS TO 50-60 MPH ABOVE
2KFT ACROSS THE NORTHCOAST INTERIOR...SO MAINTAINED WIND WARNING
THROUGH THIS EVENING. THE HEAVIEST RAINS AND STRONGEST WINDS
WILL SHIFT SLOWLY S OVERNIGHT WITH GUSTS TO 40-50 MPH DEVELOPING
ALONG THE MENDO COAST. THEREFORE...ELECTED TO HOIST A WIND
ADVISORY FOR THE MENDO COAST OVERNIGHT. PRECIP CHCS/RATES WILL
EASE FRI WITH LGT SHOWERS LINGERING THROUGH THE AFTERNOON. ANOTHER
SHORT WAVE WILL PASS OVER THE AREA SAT BRINGING ANOTHER ROUND OF
HEAVY RAIN/GUSTY WINDS. RAINFALL AMOUNTS WITH THIS SYSTEM EXPECTED
TO BE WIDESPREAD 2-4 INCH WITH LOCALIZED AMOUNTS TO 6-8 INCHES.
THIS WILL RESULT IN FURTHER RISES ON MAINSTEM RIVERS WITH THE
NAVARRO...EEL...KLAMATH...VAN DUZEN AND RUSSION RIVERS ALL
EXPECTED TO REACH ACTION OR FLOOD STAGE. LONG WAVE TROUGH AXIS
SHIFTS INLAND SUN WITH ZONAL FLOW/BROAD RIDGING BRINGING A BRIEF
DRYING EARLY NEXT WEEK. MODELS SHOW ANOTHER STORM SYSTEM WITH THE
POTENTIAL TO BRING ANOTHER ROUND OF GUSTY WINDS/HEAVY RAINS TO THE
REGION NEXT TUE.
&&

.AVIATION...MVFR TO LIFR CONDITIONS WILL CONTINUE AT KCEC, KACV AND
KUKI THROUGH FRIDAY AS A SERIES OF LOW PRESSURE TROUGHS MOVES
THROUGH THE AREA. THE LOW PRESSURE TROUGHS WILL CONTINUE PRODUCING
SHOWERS AT TIMES, GUSTY WINDS AND CLOUDY SKIES AT THE AIRPORTS.
THEREFORE CEILINGS AND/OR VISIBILITIES WILL CONTINUE REDUCED AT THE
THREE AIRPORTS.
&&

.MARINE...SOUTHERLY WINDS WILL INCREASE OVER THE WATERS THIS EVENING
AND TONIGHT ASSOCIATED WITH THE LOW PRESSURE SYSTEM OFFSHORE.
THEREFORE GALE WARNINGS WILL REMAIN IN EFFECT OVER THE WATERS
TONIGHT AND EARLY FRIDAY. SEAS WILL REMAIN ELEVATED THROUGH FRIDAY.
THE WINDS AND SEAS WILL GRADUALLY DECREASE OVER THE WATERS THIS
WEEKEND AND EARLY NEXT WEEK. HOWEVER A LARGE WESTERLY SWELL WILL
MOVE ACROSS THE WATERS SUNDAY. THEREFORE SMALL CRAFT ADVISORIES ARE
LIKELY THIS WEEKEND AND EARLY NEXT WEEK DUE TO THE SEAS.
&&

.EKA WATCHES/WARNINGS/ADVISORIES...
HIGH WIND WARNING UNTIL 8 PM PST THIS EVENING ABOVE 2000 FEET FOR
CAZ003.
FLOOD WATCH THROUGH LATE TONIGHT FOR CAZ001>004-076.
WIND ADVISORY FROM 8 PM THIS EVENING TO 6 AM PST FRIDAY CAZ002.
GALE WARNING UNTIL 10 AM PST FRIDAY FOR PZZ450-455-470-475.
&&

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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
326 PM PST THU NOV 29 2012

CAZ003-302330-
NORTH COAST INTERIOR-
326 PM PST THU NOV 29 2012

...HIGH WIND WARNING IN EFFECT UNTIL 8 PM PST THIS EVENING...
...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A HIGH WIND WARNING IS CURRENTLY IN EFFECT.
A FLOOD WATCH IS CURRENTLY IN EFFECT.

A STORM SYSTEM WILL CONTINUE TO BRING HEAVY RAIN AND GUSTY WINDS
OVERNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE WET AND UNSETTLED WEATHER WILL CONTINUE THROUGH THE WEEKEND
WITH ABUNDANT RAINFALL AND SHARP RISES ON AREA RIVERS AND STREAMS.
FLOODING IN SOME LOCATIONS ON THE MAINSTEM RIVERS IS EXPECTED.
SPECIFIC FLOOD PRODUCTS WILL BE ISSUED AS THE FLOODING NEARS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

CAZ001-302330-
REDWOOD COAST-
326 PM PST THU NOV 29 2012

...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A FLOOD WATCH IS CURRENTLY IN EFFECT.

A STORM SYSTEM WILL CONTINUE TO BRING HEAVY RAIN AND GUSTY WINDS
OVERNIGHT ALONG WITH THE THREAT OF THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE WET AND UNSETTLED WEATHER WILL CONTINUE THROUGH THE WEEKEND
WITH ABUNDANT RAINFALL AND SHARP RISES ON AREA RIVERS AND STREAMS.
FLOODING IN SOME LOCATIONS ON THE MAINSTEM RIVERS IS EXPECTED.
SPECIFIC FLOOD PRODUCTS WILL BE ISSUED AS THE FLOODING NEARS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

CAZ004-076-302330-
UPPER TRINITY RIVER-MENDOCINO INTERIOR-
326 PM PST THU NOV 29 2012

...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A FLOOD WATCH IS CURRENTLY IN EFFECT.

A STORM SYSTEM WILL CONTINUE TO BRING HEAVY RAIN AND GUSTY WINDS
OVERNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE WET AND UNSETTLED WEATHER WILL CONTINUE THROUGH THE WEEKEND
WITH ABUNDANT RAINFALL AND SHARP RISES ON AREA RIVERS AND STREAMS.
FLOODING IN SOME LOCATIONS ON THE MAINSTEM RIVERS IS EXPECTED.
SPECIFIC FLOOD PRODUCTS WILL BE ISSUED AS THE FLOODING NEARS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

CAZ002-302330-
MENDOCINO COAST-
326 PM PST THU NOV 29 2012

...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...
...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 6 AM PST
FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A FLOOD WATCH IS CURRENTLY IN EFFECT.
A WIND ADVISORY IS CURRENTLY IN EFFECT.

A STORM SYSTEM WILL CONTINUE TO BRING HEAVY RAIN AND GUSTY WINDS
OVERNIGHT ALONG WITH THE THREAT OF THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE WET AND UNSETTLED WEATHER WILL CONTINUE THROUGH THE WEEKEND
WITH ABUNDANT RAINFALL AND SHARP RISES ON AREA RIVERS AND STREAMS.
FLOODING IN SOME LOCATIONS ON THE MAINSTEM RIVERS IS EXPECTED.
SPECIFIC FLOOD PRODUCTS WILL BE ISSUED AS THE FLOODING NEARS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EUREKA CA
611 PM PST THU NOV 29 2012

CAZ001-003-300245-
DEL NORTE CA-
611 PM PST THU NOV 29 2012

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A

SIGNIFICANT WEATHER ADVISORY FOR...
  DEL NORTE COUNTY IN NORTHWEST CALIFORNIA

UNTIL 645 PM PST

AT 608 PM PST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR GASQUET...MOVING NORTHEAST AT 60 MPH.

WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM....ALONG WITH
HEAVY RAIN. ADDITIONAL SHOWERS WILL IMPACT COASTAL AND SOUTH CENTRAL
PORTIONS OF DEL NORTE COUNTY BRINGING STRONG WINDS AND HEAVY RAIN.

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

LAT...LON 4200 12369 4151 12397 4149 12407 4172 12416
      4175 12421 4201 12405
TIME...MOT...LOC 0211Z 207DEG 51KT 4190 12398

RPA