Area Forecast Discussion
Issued by NWS Las Vegas, NV

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FXUS65 KVEF 270950
AFDVEF

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
250 AM PDT WED AUG 27 2014

.SYNOPSIS...THUNDERSTORM CHANCES WILL END OVER MOHAVE AND LINCOLN
COUNTIES TODAY...WITH DRY WEATHER EXPECTED THURSDAY THROUGH THE
WEEKEND. TEMPERATURES WILL RISE FROM SLIGHTLY BELOW NORMAL TODAY TO
SLIGHTLY ABOVE NORMAL OVER THE WEEKEND.
&&

.SHORT TERM...THROUGH FRIDAY NIGHT...SATELLITE AND AREA RADARS
SHOWED TWO DISTINCT CLOUD BANDS OVER LINCOLN AND MOHAVE COUNTIES
EARLY THIS MORNING...WITH A LONE THUNDERSTORM CROSSING THE MOHAVE
COCONINO COUNTY LINE AT 240 AM. THE MAIN UPPER LOW WAS SPINNING OVER
WESTERN UTAH...AND WITH THE VORTICITY LOBE OVER LINCOLN COUNTY AND
TROUGH AXIS OVER MOHAVE COUNTY THIS MORNING...KEPT POPS IN THESE
AREAS TODAY. BY TONIGHT THE LOW WILL BE LONG GONE AND DRY AIR WILL
HAVE OVERSPREAD THE REGION SO EXPECT NO PRECIP TONIGHT THROUGH
FRIDAY NIGHT. TEMPERATURES WILL RISE ABOUT FIVE DEGREES IN MOST
AREAS FROM TODAY TO FRIDAY AS HIGH PRESSURE BUILDS IN.

.LONG TERM...SATURDAY THROUGH WEDNESDAY...A TROUGH MOVING THROUGH
THE WESTERN STATES SATURDAY THROUGH MONDAY WILL KEEP DRY CONDITIONS
ACROSS THE REGION. REMNANT MOISTURE FROM TROPICAL SYSTEM MARIE WILL
LIKELY SPREAD SOME CLOUDS ACROSS PORTIONS OF THE CWA SATURDAY AND
SUNDAY...BUT THIS WILL GENERALLY BE IN THE FORM OF HIGH CLOUDS.
TEMPERATURES ARE EXPECTED TO BE SEASONAL WITH HIGHS TOPPING OUT A
DEGREE OR TWO EITHER SIDE OF NORMAL. WINDS COULD BECOME LOCALLY
GUSTY EACH AFTERNOON BUT NO SIGNIFICANT WINDS ARE EXPECTED. MONDAY
THROUGH WEDNESDAY...THE MODELS INDICATE HIGH PRESSURE EXPANDING
ACROSS THE SOUTHWEST STATES LEAVING MOST AREAS DRY WITH SLIGHTLY
ABOVE NORMAL TEMPERATURES. AT THIS TIME THE MODELS ARE NOT
INDICATING ANY PUSH OF MONSOONAL MOISTURE BACK INTO THE AREA THROUGH
NEXT WEDNESDAY...BUT THE ECMWF IS STARTING TO SHOW A POTENTIAL
MOISTURE INCREASE BEYOND THAT.
&&

.AVIATION...FOR MCCARRAN...A FEW THUNDERSTORMS ARE EXPECTED IN THE
PEACH SPRINGS AND MORMON MESA CORRIDORS TODAY...OTHERWISE DRY
WEATHER THROUGH THE WEEKEND. EXPECT EASTERLY WINDS AT THE TERMINAL
DURING THE DAY TODAY AND TOMORROW...BUT UNDER 10 KNOTS MOST OF THE
TIME.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...THERE WILL BE A FEW THUNDERSTORMS OVER MOHAVE AND
LINCOLN COUNTIES TODAY...OTHERWISE NO OPERATIONALLY SIGNIFICANT
WEATHER IS EXPECTED THROUGH THE WEEKEND.
&&

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

$$

MORGAN/GORELOW

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