419  
FXUS65 KREV 071956  
AFDREV  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE RENO NV  
1256 PM PDT TUE OCT 7 2025  
   
KEY MESSAGES  
 
* TEMPERATURES WARM UP TODAY THROUGH THURSDAY WITH SUNNY SKIES.  
 
* WINDS INCREASE OUT OF THE SOUTHWEST EACH DAY WEDNESDAY THROUGH  
FRIDAY.  
 
* A COOLER SYSTEM WILL ARRIVE BY THE END OF THE WEEK, WITH SOME  
TIMING AND PRECIPITATION AMOUNT UNCERTAINTY.  
 
 
   
DISCUSSION  
 
HIGH PRESSURE CONTINUES TO BUILD THROUGH MIDWEEK, BRINGING  
AFTERNOON HIGHS UP PAST NORMAL. WEDNESDAY CONTINUES TO LOOK TO BE  
THE WARMEST DAY OF THE WEEK WITH VALLEY HIGHS IN THE UPPER 70S AND  
SIERRA HIGHS PUSHING THE LOW 70S. CHILLY OVERNIGHT LOWS ARE  
EXPECTED TO SUBSIDE THROUGH MIDWEEK BEFORE ANOTHER WEATHER SYSTEM  
BRINGS OVERNIGHT LOWS BACK BELOW FREEZING ALONG THE SIERRA THIS  
WEEKEND.  
 
A LOW PRESSURE CENTERED ALONG THE COAST OF BRITISH COLUMBIA DROPS  
DOWN THIS WEEK, AND WILL STALL ALONG THE COAST OF THE PACNW  
BEFORE PIVOTING INLAND FRIDAY. THE TIMING OF THIS PIVOT INLAND IS  
A BIT UP IN THE AIR AS MODELS ATTEMPT TO RESOLVE THE RELATIVELY  
"SMALL" FEATURE. WHAT WE DO KNOW, THOUGH, IS THAT AFTERNOON WIND  
GUSTS WILL CONTINUE TO INCREASE EACH AFTERNOON WEDNESDAY THROUGH  
FRIDAY, PEAKING FRIDAY AFTERNOON. GUSTS FRIDAY ARE EXPECTED TO  
EXCEED 30-35 MPH ACROSS MUCH OF THE AREA. WE ARE ALSO CONFIDENT IN  
A SIGNIFICANT COOLDOWN THIS WEEKEND, WITH 5-15 DEGREE TEMPERATURE  
DROPS ACROSS THE AREA FROM FRIDAY INTO SATURDAY; HIGHS WILL BE IN  
THE 60S FOR VALLEY LOCATIONS AND MID 50S FOR SIERRA COMMUNITIES.  
 
THE AFOREMENTIONED UNCERTAINTY WILL MOST PROMINENTLY BE SEEN IN  
THE TIMING OF THE SYSTEM AS WELL AS THE AMOUNTS ASSOCIATED. AS OF  
NOW, PRECIPITATION CHANCES ARE HIGHEST (40-60%) FRIDAY EVENING FOR  
NE CA AND NORTH OF THE TAHOE BASIN. AMOUNTS LOOK TO BE LIGHT  
(0.1-0.3") AND POSSIBLE SNOWFALL TOTALS HAVE TRENDED DOWNWARD  
WITH THIS SYSTEM. HOWEVER, THAT DOESN'T MEAN SOME FLURRIES AREN'T  
POSSIBLE; SNOW LEVELS WILL RANGE FROM 7-8 KFT DURING THE BULK OF  
THIS SYSTEM.  
 
-GIRALTE  
 
 
   
AVIATION  
 
 
VFR CONDITIONS TODAY THROUGH THURSDAY, WITH LIGHT EASTERLY WINDS  
AND MOSTLY CLEAR SKIES TODAY. THE ONLY EXCEPTION WILL BE FZFG  
NEAR TRK AGAIN THIS MORNING BETWEEN 10Z-16Z. AFTERNOON WIND GUSTS  
INCREASE WEDNESDAY AND THURSDAY, PEAKING ON FRIDAY.  
 
-GIRALTE/JUSTIN  
 
 
   
REV WATCHES/WARNINGS/ADVISORIES  
 
NV...NONE.  
CA...NONE.  
 
 
 
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