Severe Thunderstorm Warning 32, NWS Hanford, CA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HANFORD CA
313 PM PDT TUE SEP 20 2005

.SHORT TERM FOR THE CENTRAL CALIFORNIA INTERIOR...PRECIPITATION
BAND ACROSS THE DISTRICT HAS BEEN EDGING EASTWARD DURING THE DAY
AND IS NOW MAINLY AFFECTING THE EASTERN KERN COUNTY DESERTS. THE
UPPER LOW IS BEGINNING TO MOVE INLAND ALONG THE CENTRAL COAST AND
ISOLATED/SCATTERED THUNDERSTORMS ARE BEGINNING TO ERUPT IN THE
DESTABILIZING AIRMASS OVER THE VALLEY. SLIGHT CHANCES FOR CONVECTION
WILL CONTINUE TONIGHT AS THE LOW TRACKS ACROSS THE AREA...WITH THE
BEST CHANCES IN THE MOUNTAINS. DRIER AND SLIGHTLY WARMER WEATHER IS
EXPECTED WEDNESDAY AND THURSDAY...WITH TEMPERATURES RUNNING RIGHT
AROUND SEASONAL NORMS...IN GENERALLY ZONAL FLOW BEHIND THE
DEPARTING SYSTEM. THE NEXT APPROACHING UPPER TROUGH WILL DROP INTO
THE NORTHWEST US FRIDAY...COOLING TEMPERATURES BY A FEW DEGREES.

.LONG TERM...FOR FRIDAY NIGHT THROUGH TUESDAY...MEDIUM RANGE MODELS
ARE IN GOOD AGREEMENT IN FORMING A CLOSED LOW OVER NORTHERN
CALIFORNIA ON FRIDAY NIGHT AND THEN HAVING THE LOW SLOWLY MOVING
INTO THE GREAT BASIN ON SUNDAY. A TROUGH OF LOW PRESSURE IS THEN
PROGGED BY BOTH THE GFS AND ECMWF TO REMAIN OVER THE REGION ON
MONDAY. THIS TROUGH IS PROGGED TO SHIFT EAST OF THE AREA ON TUESDAY
WITH RIDGING BECOMING REESTABLISHED PER THE GFS MODEL. IN THIS
PATTERN, MAY SEE SOME SHOWERS IN THE SIERRA ON SATURDAY AND SUNDAY,
BUT THE MAIN AFFECT WILL BE BELOW NORMAL TEMPERATURES. THE MEX
GUIDANCE FROM THE GFS MODES HAS LOTS OF MID AND UPPER 70S ON
SATURDAY AND SUNDAY WITH WARMING BY TUESDAY.

&&

.AVIATION...VFR CONDITIONS SHOULD PREVAIL THROUGH AT LEAST 18Z
WEDNESDAY...ALTHOUGH A CUTOFF LOW ALONG THE COAST WILL PROVIDE
INCREASING AMOUNTS OF MID LEVEL CLOUDS THROUGH THE EVENING AND INTO
TONIGHT. SPECIFIC DETAILS CAN BE FOUND IN THE TAFS FOR KMCE...KFAT
AND KBFL.

&&

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

&&

WWW.WEATHER.GOV/HANFORD /USE ALL LOWER CASE/

JEB/DUDLEY

HAZARDOUS WEATHER OUTLOOK...COR
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
500 AM PDT TUE SEP 20 2005

CAZ089>099-211200-
WEST CENTRAL SAN JOAQUIN VALLEY-EAST CENTRAL SAN JOAQUIN VALLEY-
SOUTHWESTERN SAN JOAQUIN VALLEY-SOUTHEASTERN SAN JOAQUIN VALLEY-
MARIPOSA MADERA AND FRESNO COUNTY FOOTHILLS-TULARE COUNTY FOOTHILLS-
KERN COUNTY MOUNTAINS-SIERRA NEVADA FROM YOSEMITE TO KINGS CANYON-
TULARE COUNTY MOUNTAINS-INDIAN WELLS VALLEY-
SOUTHEASTERN KERN COUNTY DESERT-
500 AM PDT TUE SEP 20 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL CALIFORNIA INTERIOR.

.DAY ONE...TODAY.

SCATTERED THUNDERSTORMS WILL OCCUR ACROSS THE REGION THROUGH THIS
EVENING. THE THUNDERSTORMS WILL BE FAIRLY FAST MOVING SO NO A LOT OF
RAINFALL IS EXPECTED. HOWEVER DUE TO THE FAST MOVEMENT...LOCALLY
GUSTY WINDS WILL BE POSSIBLE. THE THUNDERSTORMS WILL ALSO PRODUCE
DANGEROUS CLOUD TO GROUND LIGHTNING.

THE LOW PRESSURE AREA RESPONSIBLE FOR THE THUNDERSTORMS WILL MOVE
EAST DURING THE NIGHT TONIGHT...ENDING THE THUNDERSTORM THREAT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS TO THEIR NATIONAL WEATHER SERVICE OFFICE.

BINGHAM