Area Forecast Discussion
Issued by NWS San Joaquin Valley, CA

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FXUS66 KHNX 241009
AFDHNX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
309 AM PDT THU APR 24 2014

.SYNOPSIS...
A PACIFIC STORM SYSTEM WILL MOVE INTO AND ACROSS THE REGION LATE
TONIGHT THROUGH SATURDAY BRINGING MOUNTAIN SNOW AND LOWER ELEVATION
SNOW SHOWERS ALONG WITH GUSTY WINDS. SOME THUNDER IS ALSO
POSSIBLE ON FRIDAY AFTERNOON. HIGH PRESSURE WILL THEN BUILD IN
FROM THE WES WITH DRYING AND WARMING CONDITIONS FOR NEXT WEEK.

&&

.DISCUSSION...TODAY WILL BE A MAINLY CLEAR DAY AS WEAK HIGH
PRESSURE REMAINS IN PLACE. TONIGHT AND ESPECIALLY ON FRIDAY
FORECAST MODELS BRING A MODERATELY STRONG LOW PRESSURE SYSTEM INTO
NORTHERN CALIFORNIA, AND BY SATURDAY MORNING DRIVE THE ASSOCIATED
FRONT ACROSS THE SOUTHERN PARTS OF THE FORECAST AREA. AT THIS TIME
MODEL FORECAST QPF SUGGESTS STRONGLY THAT HIGH END WINTER WEATHER
ADVISORY SNOW AMOUNTS WILL FALL AROUND YOSEMITE WITH LIGHTER
AMOUNTS SOUTH TO SEQUOIA. SNOW LEVELS WILL FALL TO AROUND 4500
FEET BY THE TIME THE PRECIPITATION ENDS HOWEVER BY THIS TIME MOST
ACCUMULATING SHOULD BE FINISHED.

WIND WILL BE A MAJOR PLAYER OVER THE KERN COUNTY DESERT AND
MOUNTAINS AS IS USUALLY THE CASE IN THE SPRING AND A WIND ADVISORY
HAS BEEN ISSUED FOR FRIDAY AFTERNOON AND EVENING. ON SATURDAY IN
THE POST FRONTAL ENVIRONMENT, MORE ADVISORY LEVEL WINDS MAY
MATERIALIZE OVER KERN COUNTY WITH ADDITIONAL ADVISORIES POSSIBLE.

MODELS ARE IN GOOD AGREEMENT IN BUILDING A RIDGE OF HIGH PRESSURE
OVER CENTRAL CALIFORNIA NEXT WEEK FOR DRY AND WARM WEATHER.

 &&

.AVIATION...
LOWERING CEILINGS FROM THE NORTH AFTER 00Z FRIDAY WITH PRECIPITATION
BECOMING LIKELY AROUND YOSEMITE NATIONAL PARK AFTER 06Z FRIDAY WITH
AREAS OF MVFR AND LOCAL IFR CONDITIONS. OTHERWISE...VFR CONDITIONS
WILL PREVAIL ACROSS THE CENTRAL CALIFORNIA INTERIOR DURING THE NEXT
24 HOURS.

&&

.AIR QUALITY ISSUES...
NONE.

&&

.CERTAINTY...

THE LEVEL OF CERTAINTY FOR DAYS 1 AND 2 IS HIGH.
THE LEVEL OF CERTAINTY FOR DAYS 3 THROUGH 7 IS HIGH.

THIS INFORMATION IS PROVIDED AS PART OF A TRIAL PROJECT CONDUCTED
BY THE NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD.
CERTAINTY LEVELS INCLUDE LOW...MEDIUM...AND HIGH. PLEASE VISIT
WWW.WEATHER.GOV/HNX/CERTAINTY.PHP /ALL LOWER CASE/ FOR ADDITIONAL
INFORMATION AND/OR TO PROVIDE FEEDBACK.

&&

.CLIMATE...
             RECORDS
SITE DATE    HI_MAX:YEAR LO_MAX:YEAR HI_MIN:YEAR LO_MIN:YEAR

KFAT 04-24      101:1910     60:1899     63:1910     36:1958
KFAT 04-25      101:1898     55:1952     64:1898     36:1964
KFAT 04-26       98:1926     57:1955     68:1926     37:1975

KBFL 04-24      100:1910     64:1994     62:1981     34:1904
KBFL 04-25       97:1946     60:1951     65:1910     32:1893
KBFL 04-26       98:1926     57:1904     67:1926     32:1893
&&

.HNX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 5 AM FRIDAY TO 5 AM PDT SATURDAY
ABOVE 6000 FEET FOR THE CAZ096-097.

WIND ADVISORY FROM 11 AM FRIDAY TO 11 PM PDT FRIDAY FOR THE CAZ095
AND CAZ098-099.

&&

$$

PUBLIC...DUDLEY
AVN/FW...DCH
SYNOPSIS...WP

WEATHER.GOV/HANFORD







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