Area Forecast Discussion
Issued by NWS San Joaquin Valley, CA

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000
FXUS66 KHNX 030833
AFDHNX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
133 AM PDT MON AUG 3 2015

.SYNOPSIS...
A GRADUAL COOLING TREND WILL TAKE PLACE OVER CENTRAL CALIFORNIA
THROUGH THE WEEK WITH DRY CONDITIONS.

&&

.DISCUSSION...
UPPER LEVEL SOUTHWEST FLOW HAS PUSHED THE SUBTROPICAL MOISTURE
EAST OF THE AREA AND THE UPPER RIDGE CONTINUES TO BREAK DOWN AND
SHIFT EAST TOWARDS TEXAS. CLOSED LOW OFF THE CENTRAL COAST
CONTINUES TO REMAIN NEARLY STATIONARY WITH WEAK DISTURBANCES
EJECTING NE INTO CENTRAL AND NRN CA. WE HAVE REMOVED ANY CHANCE
OF SHOWERS AND THUNDERSTORMS ACROSS THE SIERRA FOR TODAY AND
EXPECT DRY CONDITIONS THROUGH THURSDAY.

WE WILL BEGIN TO SEE MARINE COOLED AIR PUSH THROUGH THE DELTA AND
INTO THE SAN JOAQUIN VALLEY AS THE TRIPLE DIGITS WILL SUBSIDE FOR
THE NEXT SEVERAL DAYS. ONSHORE FLOW AND WEAK DISTURBANCES WILL
PROVIDE HIGH CLOUDS FROM TIME TO TIME AND MUCH COOLER
TEMPERATURES.

THE CLOSED LOW WILL MOVE ONSHORE ON FRIDAY AND WE HAVE A SLIGHT
CHANCE OF THUNDERSTORMS NEAR THE CREST OF THE SIERRA AS THE LOW
MOVES ACROSS NRN CA. WINDS WILL BE GUSTY ALONG THE PACHECO PASS
AND WESTERN MERCED COUNTY AS COOL AIR FUNNELS IN THROUGH THE
PASS. OTHERWISE WE WILL SEE STEADY RH VALUES AND DIURNALLY DRIVEN
WINDS IN THE SIERRA.

&&

.AVIATION...
VFR CONDITIONS WILL PREVAIL ACROSS THE CENTRAL CALIFORNIA INTERIOR
DURING THE NEXT 24 HOURS.

&&

.AIR QUALITY ISSUES...
ON MONDAY AUGUST 3 2015... UNHEALTHY FOR SENSITIVE GROUPS IN
MADERA COUNTY.
FURTHER INFORMATION IS AVAILABLE AT VALLEYAIR.ORG

&&

.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 08-03      110:1946     80:1976     78:2014     55:1953
KFAT 08-04      110:1889     83:1976     82:1901     53:1956
KFAT 08-05      110:1895     83:1957     79:1998     51:1950

KBFL 08-03      112:1938     81:1953     81:1974     53:1912
KBFL 08-04      109:1901     85:1953     85:1909     53:1903
KBFL 08-05      110:1998     85:1957     84:1909     52:1899

&&

.HNX WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

$$

PUBLIC...JDB
AVN/FW...BEAN
SYNOPSIS...JDB

WEATHER.GOV/HANFORD



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