Area Forecast Discussion
Issued by NWS Las Vegas, NV

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000 FXUS65 KVEF 062240 AFDVEF AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 240 PM PST FRI MAR 6 2015 .SYNOPSIS...DRY AND MILD WEATHER IS EXPECTED TO CONTINUE ACROSS THE AREA THROUGH AT LEAST TUESDAY NIGHT. A WEAK PACIFIC SYSTEM MAY MOVE OVER THE GREAT BASIN BY THE MIDDLE OF NEXT WEEK BRINGING A CHANCE OF SHOWERS PRIMARILY TO THE SOUTHERN SIERRA AND CENTRAL NEVADA MOUNTAINS. && .DISCUSSION...TONIGHT THROUGH FRIDAY. A PERSISTENT RIDGE OF HIGH PRESSURE ROUGHLY OVER CALIFORNIA WILL PROVIDE THE REGION WITH MOSTLY CLEAR SKIES AND WARMING TEMPERATURES THROUGH TUESDAY. HIGH TEMPERATURES WILL PEAK NEARLY 10 DEGREES ABOVE NORMAL BY TUESDAY. LOCALLY BREEZY NORTH WINDS WILL PERSIST DOWN THE COLORADO RIVER BETWEEN DAVIS DAM AND NEEDLES BUT THEY SHOULD BE A LITTLE LIGHTER THAN WHAT WAS SEEN TODAY. THE ECMWF AND GFS ARE IN DECENT AGREEMENT MOVING THE RIDGE EAST TUESDAY NIGHT AND WEDNESDAY AS A SHORTWAVE TROUGH MOVES INTO CALIFORNIA. THIS WILL LEAD TO A CHANCE OF SHOWERS OVER NORTHWEST INYO COUNTY AND WESTERN ESMERALDA COUNTY BY WEDNESDAY AFTERNOON. THE TROUGH WILL MOVE INTO NEVADA WEDNESDAY NIGHT AND THURSDAY WITH A CHANCE OF SHOWERS ACROSS NORTHERN INYO...ESMERALDA...CENTRAL NYE AND LINCOLN COUNTIES. AT THIS TIME THE ECMWF AND GFS ARE IN AGREEMENT THAT PRECIPITATION WILL BE SOMEWHAT SPOTTY AND LIGHT. THE TROUGH IS FORECAST TO SHIFT EAST OF THE AREA BY FRIDAY WITH DRY CONDITIONS. THIS SYSTEM LOOKS TO BE FAIRLY WARM WITH SNOW LEVELS ABOVE 7500-8000 FEET. && .AVIATION...FOR MCCARRAN...NORTHEAST WINDS WILL CONTINUE THROUGH AT LEAST EARLY EVENING AND COULD EXCEED 10 KNOTS AT TIMES. WINDS ARE EXPECTED TO DECREASE AFTER ABOUT 02Z. ALTHOUGH TYPICAL NIGHT TIME DRAINAGE WINDS ARE EXPECTED TO DEVELOP THIS EVENING...NORTHEAST WINDS CANNOT TOTALLY BE RULED OUT UNTIL MIDNIGHT. AFTER LIGHT DRAINAGE SOUTH/SOUTHWEST WINDS LATER TONIGHT AND EARLY SATURDAY...NORTHEAST WINDS 4-8 KNOTS ARE EXPECTED MOST OF SATURDAY AFTER ABOUT 16Z. SKIES GENERALLY CLEAR THROUGH SATURDAY. FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST CALIFORNIA...SKIES MOSTLY CLEAR THROUGH SATURDAY WITH MAYBE JUST A FEW HIGH CLOUDS AT TIMES. MAINLY NORTH/NORTHEAST WINDS 5-10 KNOTS THROUGH SATURDAY WITH STRONGER WINDS DOWN THE COLORADO RIVER. && .SPOTTER INFORMATION STATEMENT...SPOTTER ACTIVATION IS NOT EXPECTED THROUGH NEXT FRIDAY. && $$ HARRISON FOR MORE FORECAST INFORMATION...SEE US ON OUR WEBPAGE: HTTP://WEATHER.GOV/LASVEGAS OR FOLLOW US ON FACEBOOK AND TWITTER

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