366  
FXUS65 KBOI 170243  
AFDBOI  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BOISE ID  
843 PM MDT TUE JUL 16 2019  
   
DISCUSSION
 
HIGHS AROUND THE REGION WERE AROUND 5 DEGREES BELOW  
NORMAL TODAY. CONVECTION HAS BEEN LIMITED TODAY, BUT SEVERAL  
THUNDERSTORMS HAVE MOVED THROUGH EASTERN OWYHEE COUNTY AND INTO  
PARTS OF THE WESTERN MAGIC VALLEY. THESE STORMS ARE JUST ABOUT  
DONE FOR THE NIGHT, AND WILL MOST LIKELY BE OUT OF THE CWA  
COMPLETED BY 9 PM MDT. NO UPDATES PLANNED THIS EVENING.  
 

 
   
AVIATION
 
VFR. ISOLATED SHOWERS NEAR KJER KTWF THIS EVENING,  
DIMINISHING AFTER SUNSET. SURFACE WINDS: WEST 5-10KT BECOMING  
LIGHT AND VARIABLE AFTER SUNSET. WINDS ALOFT NEAR 10 KFT MSL:  
WESTERLY AT 5-15KT INCREASING TO 15-25KT BY 12Z/WED.  
 

 
   
PREV DISCUSSION
 
 
SHORT TERM...TONIGHT THROUGH THURSDAY...UPPER TROUGH WILL  
BRING RELATIVELY COOL WX TO OUR AREA. A WEAK EMBEDDED SHORT  
WAVE TROUGH WITH CLOUDS AND ISOLATED SHOWERS/THUNDERSTORMS  
WILL PASS THROUGH OWYHEE AND TWIN FALLS COUNTIES THIS EVENING.  
ISOLATED SHOWERS AND THUNDERSTORMS ALSO THIS EVENING IN  
EASTERN VALLEY COUNTY/ID. BY 06Z ALL SHOWERS AND STORMS WILL  
END, WITH NO MORE THROUGH THURSDAY UNDER DRIER WESTERLY FLOW  
ALOFT. SKIES WILL BECOME MOSTLY CLEAR LATE TONIGHT THROUGH  
THURSDAY, EXCEPT FOR OCCASIONAL CLOUDINESS IN NORTHERN-MOST  
MOUNTAINS. WINDS WILL BE WESTERLY 5 TO 15 MPH, BUT 15-25 MPH  
IN THE SNAKE BASIN AND SOUTHEAST OREGON IN THE AFTERNOONS AS  
WESTERLY WINDS ALOFT MIX DOWN TO THE SURFACE.  
 
LONG TERM...THURSDAY NIGHT THROUGH SUNDAY. A DRY ZONAL FLOW  
THROUGH SATURDAY WILL KEEP THE AREA QUIET. TEMPERATURES WILL  
BE TRENDING A FEW DEGREES UP EACH DAY. BY SUNDAY, THE FOUR  
CORNERS HIGH WILL BEGIN TO REALLY ESTABLISH ITSELF AND PUSH THE  
AREA INTO A SOUTHWEST FLOW. BUT OTHERWISE, QUIET CONDITIONS WILL  
REMAIN.  
 
SUNDAY NIGHT THROUGH TUESDAY NIGHT...HOT CONDITIONS WITH PARTLY  
CLOUDY SKIES ARE EXPECTED THROUGHOUT THE PERIOD AS RIDGING  
GRADUALLY BUILDS INTO THE REGION. UPPER WINDS WILL BE  
PREDOMINANTLY FROM THE SOUTH AND LIGHT. LOOK FOR INCREASING  
CLOUDS AND CONDITIONS TO BEGIN TO DESTABILIZE BY TUESDAY AS  
MONSOONAL MOISTURE STARTS TO TRACK INTO SOUTHEASTERN IDAHO. HIGH  
AND LOW TEMPERATURES ARE EXPECTED TO MEASURE IN AROUND 3 TO 5  
DEGREES ABOVE NORMAL.  
 

 
   
BOI WATCHES/WARNINGS/ADVISORIES
 
 
ID...NONE.  
OR...NONE.  
 

 
 

 
 
WWW.WEATHER.GOV/BOISE  
WWW.FACEBOOK.COM/NWSBOISE  
WWW.TWITTER.COM/NWSBOISE  
 
DISCUSSION...SP  
AVIATION.....KA  
PREV SHORT TERM...LC  
PREV LONG TERM....EP/WH  
 
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