FXUS66 KHNX 100454
AFDHNX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA
854 PM PST WED DEC 9 2009

.SYNOPSIS...
COLD TEMPERATURES CONTINUE TONIGHT. A FRONTAL SYSTEM MOVING INTO
THE AREA THURSDAY NIGHT WILL WARM TEMPERATURES AND PRODUCE AREAS
OF RAIN IN THE VALLEY AND MOUNTAIN SNOW THROUGH THE WEEKEND.

&&

.DISCUSSION...RADAR AND SATELLITE IMAGERY SHOW VIRGA MOVING INTO
THE WEST SIDE OF THE FORECAST AREA AS A WARM FRONT ALOFT PUSHES TO
THE EAST. CLOUDS HAVE REALLY INCREASED OVER ALMOST THE ENTIRE AREA
AND TEMPERATURES WILL LIKELY NOT BE AS COLD AS THE PAST TWO
NIGHTS. ALTHOUGH NOT LIKELY, A FEW SNOW FLURRIES COULD FALL OUT OF
THE HEAVIER "VIRGA" OVERNIGHT, HOWEVER I DON'T SEE ANY WIDESPREAD
EVENT OR ANY MEASURABLE PRECIPITATION EITHER. I HAVE UPPED THE
AMOUNT OF CLOUD COVER OVERNIGHT BUT KEPT POPS AT ZERO. IF THE
TEMPERATURES TREND UPWARD THE MIDNIGHT SHIFT MAY HAVE TO CANCEL
THE FREEZE WARNING. THINGS LOOK WET FOR FRIDAY THROUGH SUNDAY AS
FORECAST MODELS BRING ACROSS THE FORECAST AREA TWO SYSTEMS IN
RAPID SUCCESSION.

&&

.AVIATION...
AREAS OF MVFR IN HAZE/MIST AFTER 06Z TONIGHT WITH LOCAL IFR 
VISIBILITIES IN MIST/FOG BETWEEN 10-17Z THURSDAY. AN UPPER 
DISTURBANCE WILL APPROACH THE COAST BRINGING INCREASING CLOUDS 
THURSDAY WITH A THREAT OF PRECIPITATION ESPECIALLY OVER THE
MOUNTAINS. AREAS OF MOUNTAIN OBSCURATIONS IN RAIN/SNOW OR CLOUDS 
AFTER 18Z. ELSEWHERE...VFR CONDITIONS OVER THE KERN COUNTY DESERTS 
THROUGH 06Z FRIDAY...AND DEVELOPING OVER MUCH OF THE SAN JOAQUIN 
VALLEY AFTER 20Z THURSDAY AND CONTINUING THROUGH 06Z FRIDAY.

&&

.AIR QUALITY ISSUES...
ON THURSDAY DECEMBER 10 2009... FIREPLACE/WOOD STOVE BURNING IS
PROHIBITED IN FRESNO AND KINGS COUNTIES.
FURTHER INFORMATION IS AVAILABLE AT VALLEYAIR.ORG

&&

.HNX WATCHES/WARNINGS/ADVISORIES...
FREEZE WARNING UNTIL 9 AM PST THURSDAY FOR CAZ089>092.

&&

$$

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

WEATHER.GOV/HANFORD