Area Forecast Discussion


334 
FXUS65 KVEF 160941
AFDVEF
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
240 AM PDT WED OCT 16 2013
.SYNOPSIS...A COOL AND DRY NORTHERLY FLOW WILL CONTINUE OVER THE 
REGION TODAY WITH HIGH CLOUDS MOVING ACROSS THE AREA TONIGHT. 
LOCALLY GUSTY NORTH WINDS ARE EXPECTED ALONG THE COLORADO RIVER 
VALLEY BOTH TODAY AND FRIDAY. A WARMING TREND WILL BEGIN THURSDAY 
AND CONTINUE INTO NEXT WEEK WITH TEMPERATURES INCHING CLOSER TO 
NORMAL BY THE WEEKEND.  
&&
.SHORT TERM...WEDNESDAY THROUGH FRIDAY...NORTHERLY FLOW IS FORECAST 
THROUGH FRIDAY RESULTING IN DRY CONDITIONS AND OCCASIONAL HIGH 
CLOUDS. ENHANCED NORTH WINDS ARE EXPECTED ALONG THE COLORADO RIVER 
VALLEY TODAY WITH GUSTS OF 25-30 MPH. ELSEWHERE...A WEAKENING 
SURFACE PRESSURE GRADIENT WILL LEAD TO LIGHTER WINDS TODAY AND 
THURSDAY. SURFACE HIGH PRESSURE BUILDS TO THE NORTH THURSDAY NIGHT 
INTO FRIDAY TURNING WINDS TO THE NORTH AND BECOMING LOCALLY GUSTY. 
THE STRONGEST NORTH WIND CONDITIONS ARE EXPECTED ALONG THE COLORADO 
RIVER VALLEY FRIDAY WITH GUSTS OF 25-30 MPH POSSIBLE. 
TEMPERATURES WARM ALOFT TODAY AND SOME MOUNTAIN LOCATIONS WILL SEE 
AN INCREASE IN TEMPERATURES WHILE MANY VALLEY LOCATIONS WILL SEE 
LITTLE TO NO WARMING AND POSSIBLY A DEGREE OR TWO OF COOLING. WARMER 
AIR WORKS ITS WAY TO TO THE SURFACE THURSDAY AND FRIDAY ALLOWING 
TEMPERATURES TO WARM SEVERAL DEGREES...ALTHOUGH THEY WILL REMAIN 
BELOW NORMAL.  
.LONG TERM...SATURDAY THROUGH TUESDAY...GENERALLY QUIET WEATHER IS 
EXPECTED IN THE LONG TERM PERIOD.  MODELS ARE IN REASONABLY GOOD 
AGREEMENT THAT A STRONG RIDGE OF HIGH PRESSURE WILL SLOWLY BUILD IN 
FROM THE WEST OVER THE WEEKEND AND INTO NEXT WEEK.  THIS RIDGE WILL 
RESULT IN TEMPERATURES THAT ARE RIGHT AROUND NORMAL FOR THIS TIME OF 
YEAR...AS WELL AS DRY AND GENERALLY CLEAR CONDITIONS FOR THE ENTIRE 
FORECAST PERIOD.  
&&
.AVIATION...FOR MCCARRAN...WINDS GENERALLY NORTH TO NORTHEAST UP TO 
12KTS OVERNIGHT WILL OCCASIONAL HIGHER GUSTS. NORTHEAST WINDS LESS 
THAN 10 KTS EXPECTED BY WEDNESDAY AFTERNOON. OTHER THAN OCCASIONAL 
GUSTY NORTH WINDS...NO OPERATIONALLY SIGNIFICANT WEATHER IS EXPECTED 
THROUGH THE WEEK.
FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST 
CALIFORNIA...GUSTY NORTH WINDS WILL CONTINUE THROUGH THE EARLY 
EVENING BEFORE DECREASING IN MOST AREAS OVERNIGHT. LOCALLY GUSTY 
WINDS ARE EXPECTED TO CONTINUE THROUGH THE NIGHT IN THE LOWER 
COLORADO RIVER VALLEY. LIGHTER NORTH TO NORTHEAST WINDS ARE EXPECTED 
ON WEDNESDAY WITH THE EXCEPTION OF THE COLORADO RIVER VALLEY WHERE  
GUSTS OVER 20KTS ARE EXPECTED ONCE AGAIN. OTHER THAN OCCASIONAL 
GUSTY NORTH WINDS...NO OPERATIONALLY SIGNIFICANT WEATHER IS EXPECTED 
THROUGH THE REMAINDER OF THE WEEK. 
&&
.VEF WATCHES/WARNINGS/ADVISORIES...
NV...NONE.
AZ...NONE.
CA...NONE.
&&
$$
SALMEN/METZGER
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