Area Forecast Discussion
Issued by NWS San Joaquin Valley, CA

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FXUS66 KHNX 252038
AFDHNX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
138 PM PDT SAT APR 25 2015

.SYNOPSIS...
DRY WEATHER AND A SIGNIFICANT DAY TO DAY WARMING TREND WILL OCCUR
SUNDAY THROUGH TUESDAY AS HIGH PRESSURE BUILDS IN FROM THE EASTERN
PACIFIC.

&&

.DISCUSSION...STRONG COLD FRONT HAS MOVED THROUGH THE REGION AND
IS NOW RACING ACROSS SOUTHEAST CALIFORNIA. SATELLITE IMAGERY SHOWS
A STRONG NORTH TO SOUTH JET STREAM ACROSS CALIFORNIA AND THIS IS
HELPING KEEP THE WINDS QUITE STRONG OVER THE SIERRA AND INTO THE
KERN COUNTY DESERT. RADAR SHOWS MOST OF THE PRECIPITATION IS NOW
OVER OUTSIDE SOME RESIDUAL RAIN AND SNOW SHOWERS OVER THE SIERRA
AND KERN COUNTY MOUNTAINS. FORECAST MODELS HOLD ON TO SOME
LINGERING UPSLOPE RAIN OVER THE GRAPEVINE REGION THROUGH THE
EVENING HOURS OTHERWISE THE EVENT IS OVER. THE WINTER WEATHER
ADVISORY WILL EXPIRE THIS AFTERNOON.

WINDWISE, A WIND ADVISORY REMAINS IN PLACE OVER THE KERN COUNTY
MOUNTAINS AND DESERT THROUGH THIS EVENING AS SURFACE REPORTS AND
HIGH RESOLUTION MODEL DATA INDICATE THE THREAT OF SOME GUSTS
EASILY EXCEEDING 50 MPH.

FOR THE NEXT FEW DAYS, FORECAST MODELS BUILD HIGH PRESSURE INTO
CENTRAL CALIFORNIA AND THIS WILL START UP A BIG WARMING TREND
THROUGH TUESDAY. BY THURSDAY, THE RIDGE WILL WEAKEN SOME AS A
TROUGH OF LOW PRESSURE MOVES THROUGH THE PACIFIC NORTHWEST. ALL IN
ALL A DRY WEEK FOR THE END OF APRIL AFTER A BONUS RAIN EVENT.

&&

.AVIATION...
IN THE SAN JOAQUIN VALLEY AND SOUTHERN SIERRA FOOTHILLS...WIDESPREAD
MVFR AND AREAS OF IFR IN LOW CLOUDS AND SHOWERS THRU 00Z SUN...THEN
AREAS OF MVFR IN LOW CLOUDS THRU 15Z SUN. IN THE SOUTHERN SIERRA
NEVADA AND TEHACHAPI MOUNTAINS...WIDESPREAD IFR IN PRECIPITATION AND
MOUNTAIN OBSCURATIONS THRU 06Z SUN THEN AREAS OF MVFR AND LOCAL IFR
IN LOW CLOUDS AND MOUNTAIN OBSCURATIONS UNTIL 18Z SUN. IN THE KERN
COUNTY DESERTS...LOCAL MVFR IN LOW CLOUDS THRU 06Z SUN. WIND GUSTS
ABOVE 40KT POSSIBLE IN THE KERN COUNTY MOUNTAINS AND DESERTS THRU
06Z SUN. OTHERWISE VFR CONDITIONS WILL PREVAIL ACROSS THE CENTRAL CA
INTERIOR FOR 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 04-25      101:1898     55:1952     64:1898     36:1964
KFAT 04-26       98:1926     57:1955     68:1926     37:1975
KFAT 04-27       98:2004     56:1894     65:1926     36:1955

KBFL 04-25       97:1946     60:1951     65:1910     32:1893
KBFL 04-26       98:1926     57:1904     67:1926     32:1893
KBFL 04-27       98:2004     60:1932     67:1965     34:1984
&&

.HNX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY UNTIL 5 PM PDT THIS AFTERNOON CAZ096.

WIND ADVISORY UNTIL 11 PM PDT THIS EVENING CAZ095-098-099.

&&

$$

PUBLIC...DUDLEY
AVN/FW...DS
SYNOPSIS...DUDLEY

WEATHER.GOV/HANFORD



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