Area Forecast Discussion
Issued by NWS Las Vegas, NV

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FXUS65 KVEF 212134
AFDVEF

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
234 PM PDT TUE OCT 21 2014

.SYNOPSIS...GUSTY SOUTHWEST WINDS WILL DISSIPATE THIS EVENING AS AN
AREA OF LOW PRESSURE MOVES AWAY FROM THE REGION. HIGH PRESSURE WILL
BRING DRY AND WARM CONDITIONS TO THE REGION WEDNESDAY THROUGH
FRIDAY. THE NEXT STORM SYSTEM APPROACHING SATURDAY WILL BRING A
SLIGHT CHANCE OF SHOWERS TO THE SOUTHERN SIERRA NEVADA WHILE GUSTY
SOUTHERLY WINDS AND ABOVE NORMAL TEMPERATURES CONTINUE ELSEWHERE.
&&

.DISCUSSION...GUSTY SOUTHERLY WINDS ACROSS CLARK...LINCOLN AND
MOHAVE COUNTIES ASSOCIATED WITH EXITING SHORTWAVE WILL LINGER INTO
THE EARLY EVENING BEFORE DISSIPATING OVERNIGHT. SKIES WILL BE MOSTLY
CLEAR UNDER PASSING WAVES OF HIGH CLOUDS.

FOR WEDNESDAY THROUGH FRIDAY...OUR STRETCH OF ABOVE NORMAL
TEMPERATURES IS SET TO CONTINUE AS A STRONG RIDGE DEVELOPS
FROM SOUTHERN CALIFORNIA EASTWARD TO TEXAS. WINDS WILL BE LIGHT
WEDNESDAY AND THURSDAY BUT WILL START TO INCREASE IN THE FAR
NORTHWEST (INYO/ESMERALDA COUNTIES) DUE TO AN APPROACHING TROUGH.

FROM SATURDAY ONWARD, THE ECMWF HAS COME MORE IN LINE WITH THE GFS.
HOWEVER...DID NOT MAKE MANY SIGNIFICANT CHANGES JUST IN CASE EITHER
MODEL FLIPS BACK TO A DEEPER TROUGH PASSAGE OVER THE WEEKEND. MOST
AREAS WILL EXPERIENCE GUSTY SOUTHWEST WINDS SATURDAY. LOCALIZED
DOWNSLOPING POSSIBLE IN THE LEE OF THE SOUTHERN SIERRA AND SPRING
MOUNTAINS SATURDAY NIGHT INTO SUNDAY MORNING. WINDS LOOK TO STAY
SUB-ADVISORY THROUGHOUT THE EVENT. WINDS SHOULD SHIFT TO THE
NORTHWEST SUNDAY FOLLOWING THE PASSAGE OF A COLD FRONT. SATURDAY MAY
BE THE WARMEST DAY FOLLOWED BY ABOUT 10 DEGREES OF COOLING SUNDAY.
THAT 10 DEGREE DROP IN TEMPERATURES WILL BRING READINGS BACK DOWN TO
NORMAL.
&&

.AVIATION...FOR MCCARRAN...SCT-BKN CLOUDS AOA 20KFT TONIGHT THROUGH
WEDNESDAY NIGHT. THROUGH MUCH OF TODAY. SOUTHWEST WINDS 10-15 KTS
WITH GUSTS UP TO 20-25 KTS INTO EARLY THIS EVENING. ONCE GUSTS
DIMINISH A SOUTH WIND AROUND 10 KTS OVERNIGHT. DURING PEAK HEATING
WEDNESDAY WINDS SHOULD FAVOR AN EASTERLY DIRECTION WITH SPEEDS LESS
THAN 10 KTS.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...SCT-BKN CLOUDS AOA 20KFT TONIGHT THROUGH WEDNESDAY
NIGHT. WINDS ARE EXPECTED TO REMAIN 10KTS OR LESS ACROSS SOUTHEAST
CALIFORNIA TONIGHT AND WEDNESDAY. STRONGER SOUTHWEST WINDS ACROSS
CLARK...LINCOLN AND MOHAVE COUNTIES THIS EVENING WILL DIMINISH
OVERNIGHT AND BE LESS THAN 10 KTS ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...SPOTTER ACTIVATION IS NOT EXPECTED.
&&

$$

PIERCE

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