700  
FXUS65 KLKN 182144  
AFDLKN  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE ELKO NV  
244 PM PDT THU OCT 18 2018  
   
SYNOPSIS
 
HIGH PRESSURE WILL KEEP THE REGION SUNNY INTO  
SATURDAY. MOISTURE INCREASES ON SUNDAY OVER EASTERN NEVADA FOR  
SCATTERED SHOWERS AND POSSIBLE THUNDERSTORMS, CONTINUING THROUGH  
TUESDAY.  
 

 
   
SHORT TERM
 
TONIGHT THROUGH SATURDAY.  
 
ALTHOUGH NOT DISCERNIBLE, FORECAST AREA REMAINS ON THE BACK SIDE  
OF UTAH CLOSED LOW CIRCULATION, MEANING LIGHT DRY NORTHERLY FLOW  
PREVAILS. UTAH CLOSED LOW IS EXPECTED TO SHEAR EASTWARD ON FRIDAY,  
BUT BLOCKING PATTERN OVER THE WEST COAST STATES PERSISTS THROUGH  
THE SHORT TERM, WITH A HIGH OVER LOW PATTERN (RIDGE OVER THE  
PACIFIC NORTHWEST AND SPINNING LOW ALONG THE SOCAL COAST). IN THE  
SHORT TERM, HIGH PRESSURE OVER THE PACIFIC NORTHWEST BRINGS DRY  
SUBSIDENT AIR INTO NEVADA.  
   
LONG TERM
 
SATURDAY NIGHT THROUGH THURSDAY.  
 
THE SOCAL LOW DRIFTS TOWARD NEVADA AND DRAWS UP MOISTURE INTO EAST  
CENTRAL NEVADA BEGINNING SATURDAY NIGHT, BUT BECOMES MORE  
PROMINENT ON SUNDAY THAT AFFECTS EASTERN NEVADA. BY SUNDAY  
AFTERNOON AND EVENING, SCATTERED SHOWERS WILL AFFECT AREAS SOUTH  
AND EAST OF THE RUBY MOUNTAINS WITH A GOOD PORTION OF WHITE PINE  
COUNTY RECEIVING SOME SHOWERS. WITH THE BLOCKING PATTERN OVER THE  
WESTERN STATES, THE UPPER LOW WILL BE SLOW TO GET KICKED OUT OF  
THE REGION. AT THIS TIME, TIME FRAME OF DEPARTURE COULD BE TUESDAY  
EVENING OR WEDNESDAY. UNSETTLED WEATHER FOR EASTERN NEVADA MAY  
PERSIST INTO TUESDAY. FOR AREAS WEST OF ELKO AND EUREKA, MOSTLY  
DRY WEATHER CAN BE EXPECTED WITH POSSIBLE LIGHT SHOWERS OVER THE  
HIGHER TERRAIN.  
 
BLOCKING PATTERN COULD BREAK DOWN BY NEXT WEDNESDAY OR THURSDAY  
WITH THE MAIN WESTERLIES PUNCHING ACROSS THE PACIFIC NORTHWEST.  
PACIFIC MOISTURE STREAMS ACROSS WASHINGTON AND OREGON INTO IDAHO,  
BUT SOME OF THIS MOISTURE SKIRTS ACROSS THE NORTHERN FRINGE OF  
NEVADA. THERE IS MORE MODEL SPREAD BY THIS TIME FRAME, BUT A  
PATTERN CHANGE MAY BE ON THE HORIZON.  
 

 
   
AVIATION
 
CLEAR SKIES WITH GOOD VISIBILITY IS EXPECTED THROUGH  
THE FORECAST PERIOD.  
 

 
   
FIRE WEATHER
 
NO IMMEDIATE FIRE WEATHER THREATS THROUGH SUNDAY.  
ISOLATED THUNDERSTORMS MAY OCCUR OVER EAST CENTRAL NEVADA OR FIRE  
WEATHER ZONE 455 BY SUNDAY AFTERNOON, BUT ANY LIGHTNING WILL BE  
ACCOMPANIED BY SHOWERS AND HIGHER HUMIDITY.  
 

 
   
LKN WATCHES/WARNINGS/ADVISORIES
 
 
NONE.  
 

 
 

 
 
88/88/88/89  
 
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