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000
FXUS65 KVEF 130949
AFDVEF

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
249 AM PDT MON MAY 13 2013

.SYNOPSIS...NEAR RECORD HIGH TEMPERATURES ARE EXPECTED TODAY AS HIGH
PRESSURE REMAINS IN PLACE OVER THE REGION.  THE HEAT WILL CONTINUE
TUESDAY BEFORE A SLIGHT COOLDOWN ON WEDNESDAY.  SOME LIGHT TO BREEZY
SOUTHWEST WIND IS POSSIBLE TUESDAY AS A WEAK DISTURBANCE MOVES
THROUGH THE AREA.
&&

.SHORT TERM...DRY CONDITIONS WILL CONTINUE AS HIGH PRESSURE
CONTINUES TO DOMINATE OVER THE SOUTHWESTERN CONUS FOR THE NEXT FEW
DAYS.  HIGHS WILL REMAIN WELL ABOVE NORMAL WITH SOME AREAS
APPROACHING RECORD HIGHS TODAY.  AREAS OF THE WESTERN MOJAVE DESERT
AND OWENS VALLEY COULD ALSO SEE NEAR RECORD HIGHS ON TUESDAY.  A
WEAK SHORTWAVE TROUGH WILL COME ASHORE TUESDAY.  THIS WAVE WILL BE
FAIRLY DRY...BRINGING SOME CIRRUS AND PERHAPS SOME LIGHT TO BREEZY
SOUTHWEST WINDS.  WEDNESDAY WILL BE ABOUT 5 DEGREES COOLER AS ZONAL
FLOW RESUMES.

.LONG TERM...A VERY LOW IMPACT WEATHER PATTERN WILL BE IN PLACE FOR
THE THURSDAY THROUGH SUNDAY PERIOD. A BROAD UPPER TROUGH WILL MOVE
THROUGH THE WESTERN STATES THURSDAY AND FRIDAY. THIS WILL BRING AN
INCREASE IN SOUTH WINDS BUT NOTHING ALARMING...GENERALLY 15-25 MPH
AND GUSTY AT TIMES. LIMITED MOISTURE THIS FAR SOUTH WILL RESULT IN
MAINLY DRY CONDITIONS BUT IF SHOWERS DO DEVELOP...THEY SHOULD BE
CONFINED TO MAINLY THE FAR NORTHERN REGIONS OF THE CWA. TEMPERATURES
WILL GENERALLY COOL FROM AROUND 6-8 DEGREES ABOVE NORMAL THURSDAY TO
JUST A COUPLE OF DEGREES ABOVE NORMAL FRIDAY AND SATURDAY BEFORE
REBOUNDING SEVERAL DEGREES SUNDAY.
&&

.AVIATION...FOR MCCARRAN...DIURNAL SOUTHWEST WINDS GENERALLY BELOW
10KTS THROUGH 14Z BECOMING LIGHT UNTIL MIDDAY THEN INCREASE AGAIN
OUT OF THE SOUTH TO SOUTHWEST FROM 7-10KTS WITH A FEW HIGHER GUSTS
IN THE AFTERNOON. OTHER THAN A FEW MOUNTAIN CU AOA 12K FEET AND
PASSING HIGH LEVEL CIRRUS...THE SKY SHOULD BE MAINLY CLEAR.
TEMPERATURES WILL REACH 100 DEGREES AFTER 21Z TODAY AND FALL BACK
INTO THE 90S AFTER 01Z. SIMILAR CONDITIONS ARE EXPECTED TUESDAY
ALTHOUGH SOUTHWEST WINDS WILL BE SOMEWHAT STRONGER IN THE AFTERNOON.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...LIGHT AND VARIABLE WINDS GENERALLY UNDER 10KTS IN MOST
AREAS THIS MORNING WITH A FEW HIGH LEVEL CIRRUS PASSING THROUGH.
10-20KT SOUTH-SOUTHWEST WINDS WILL DEVELOP THIS AFTERNOON ACROSS
MUCH OF THE AREA WITH SOME LOCATIONS SEEING LOCALLY HIGHER GUSTS.
SIMILAR CONDITIONS ON TUESDAY EXCEPT STRONGER WINDS ARE EXPECTED
ACROSS THE WESTERN MOJAVE DESERT.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...NONE.
AZ...NONE.
CA...NONE.
&&

$$

BERC/SALMEN

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