Wind Advisory 4, NWS Hanford, CA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
442 AM PST WED JAN 20 2010

.SYNOPSIS...
THE NEXT WEATHER MAKER WILL MOVE OVER THE AREA TODAY WITH YET
ANOTHER ROUND OF VALLEY RAIN AND HIGHER ELEVATION SNOW. SEVERAL FEET
OF SNOW TO THE HIGHER ELEVATIONS OF THE SIERRA NEVADA CAN BE
EXPECTED THROUGH THE WEEK AS A SERIES OF LOW PRESSURE SYSTEMS
CONTINUE TO MOVE OVER THE AREA. EXPECT ISOLATED THUNDERSTORMS IN
THE SAN JOAQUIN VALLEY AND THE FOOTHILLS NEAR THE SIERRA NEVADA THIS
AFTERNOON DUE TO THE INSTABILITY ASSOCIATED WITH THIS SYSTEM.

&&

.DISCUSSION...A BRIEF OVERNIGHT BREAK FROM PRECIPITATION ACROSS
INTERIOR CENTRAL CALIFORNIA IS COMING TO AN END AS STORM SYSTEM
NUMBER 4 IS BEGINNING TO IMPACT THE DISTRICT. MODERATE TO
OCCASIONALLY HEAVY PRECIPITATION WILL OVERSPREAD THE AREA THIS
MORNING AND THE WINTER STORM WARNINGS REMAIN ON TRACK FOR THE
MOUNTAIN ZONES...WITH SNOW LEVELS EXPECTED AS LOW AS AROUND
4000 FT IN THE SIERRA AND 4500-5000 FT IN KERN COUNTY WHERE
TRAVEL OVER THE PASSES WILL LIKELY BE AFFECTED AGAIN TODAY. SOME
VALLEY AND FOOTHILL THUNDERSTORMS WILL ACCOMPANY THE SYSTEM
TODAY...PRODUCING LOCALLY HEAVIER RAINFALL AMOUNTS. FLOODING
CONCERNS SHOULD AGAIN BE LIMITED TO NUISANCE TYPE FLOODING IN
POORLY DRAINED AREAS. GUSTY SOUTHERLY WINDS WILL AGAIN DEVELOP IN
ASSOCIATION WITH THE APPROACHING SYSTEM AND ARE EXPECTED TO REACH
WARNING CRITERIA ALONG THE WEST SIDE OF THE VALLEY AND AT LEAST
ADVISORY LEVELS IN SOME EAST SIDE LOCALES. A WEST SIDE HIGH WIND
WARNING AND EAST SIDE ADVISORY HAVE THUS BEEN HOISTED FOR TODAY.

EXPECT ANOTHER SLIGHT BREAK IN THE ACTION LATER TONIGHT INTO EARLY
THURSDAY AHEAD OF THE NEXT SHORTWAVE IMPULSE. FRIDAY WILL BRING
FURTHER SHOWERS AS THE MAIN TROUGH SWINGS INLAND...THEN RIDGING
OVER THE REGION WILL BRING SOME DRIER WEATHER INTO THE FIRST PART
OF NEXT WEEK. BY TUESDAY PRECIPITATION CHANCES RETURN WITH ANOTHER
PASSING SHORTWAVE TROUGH.

&&

.AVIATION...
IN THE SAN JOAQUIN VALLEY...FOOTHILLS AND KERN COUNTY DESERT...
VFR CONDITIONS WITH OCCASIONAL MVFR CIGS AND VSBYS IN ISOLATED
SHOWERS EARLY THIS MORNING. A STRONG WEATHER DISTURBANCE WILL MOVE
INTO THE REGION AFTER SUNRISE AND BRING A THREAT OF HIGH
WINDS...WIDESPREAD RAIN WITH LOCAL IFR CONDITIONS. IN THE SIERRA
NEVADA AND KERN COUNTY MOUNTAINS...MOUNTAIN OBSCURATIONS IN LOW
CLOUDS AND PRECIPITATION WILL CONTINUE THROUGH 12Z THURSDAY.

&&

.AIR QUALITY ISSUES...
NONE

&&

.HNX WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WARNING UNTIL 4 AM PST THURSDAY FOR CAZ096-097.

WINTER STORM WARNING UNTIL 4 AM PST THURSDAY FOR CAZ095.

WIND ADVISORY UNTIL 4 PM PST THIS AFTERNOON FOR CAZ090-092.

HIGH WIND WARNING UNTIL 4 PM PST THIS AFTERNOON FOR CAZ089-091.

&&

PUBLIC...JEB
AVN/FW...MOLINA
SYNOPSIS...PJ

WEATHER.GOV/HANFORD

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
421 AM PST WED JAN 20 2010

CAZ095>097-211230-
KERN COUNTY MOUNTAINS-SIERRA NEVADA FROM YOSEMITE TO KINGS CANYON-
TULARE COUNTY MOUNTAINS-
421 AM PST WED JAN 20 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE KERN COUNTY MOUNTAINS
AND THE HIGHER ELEVATIONS OF THE SOUTHERN SIERRA NEVADA.

.DAY ONE...TODAY AND TONIGHT

WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY. FURTHER INFORMATION CAN BE FOUND AT /WWUS46 KHNX/ OR
/SFOWSWHNX/.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THE ABOVE WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT OR
UNUSUAL CONDITIONS TO THE NATIONAL WEATHER SERVICE.

WEATHER.GOV/HANFORD

CAZ089>092-211230-
WEST CENTRAL SAN JOAQUIN VALLEY-EAST CENTRAL SAN JOAQUIN VALLEY-
SOUTHWESTERN SAN JOAQUIN VALLEY-SOUTHEASTERN SAN JOAQUIN VALLEY-
421 AM PST WED JAN 20 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE CENTRAL AND SOUTHERN
SAN JOAQUIN VALLEY.

.DAY ONE...TODAY AND TONIGHT

HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM PST THIS MORNING THROUGH
4 PM PST THIS AFTERNOON FOR THE WEST SIDE OF THE VALLEY. A WIND
ADVISORY IS IN EFFECT FOR THE EASTERN PORTIONS OF THE SAN JOAQUIN
VALLEY UNTIL 4 PM PST THIS AFTERNOON. PLEASE SEE THE LATEST NON
PRECIPITATION WARNING ISSUED BY THE NWS AT /WWUS76 KHNX/ OR
/SFONPWHNX/ FOR ADDITIONAL DETAILS. THERE IS ALSO A CHANCE OF
ISOLATED THUNDERSTORMS THROUGH WEDNESDAY EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE REMAIN A CHANCE OF ISOLATED THUNDERSTORMS THROGHOUT THE
VALLEY THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT OR
UNUSUAL CONDITIONS TO THE NATIONAL WEATHER SERVICE.

WEATHER.GOV/HANFORD

CAZ093-094-211230-
MARIPOSA MADERA AND FRESNO COUNTY FOOTHILLS-
TULARE COUNTY FOOTHILLS-
421 AM PST WED JAN 20 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE FOOTHILLS OF THE
SOUTHERN SIERRA NEVADA.

.DAY ONE...TODAY AND TONIGHT

A CHANCE OF ISOLATED THUNDERSTORMS REMAINS FOR THE FOOTHILLS
DURING THE DAY TODAY AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ISOLATED THUNDERSTORMS CONTINUES TO BE EXPECTED THROUGH THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT OR
UNUSUAL CONDITIONS TO THE NATIONAL WEATHER SERVICE.

WEATHER.GOV/HANFORD

PJ