343  
FNUS76 KHNX 152319  
FWSHNX  
 
SPOT FORECAST FOR CA YNP LIGHTNING...USWQFS  
NATIONAL WEATHER SERVICE HANFORD CA  
419 PM PDT SAT AUG 15 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1600 PDT ON AUGUST 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
CLEAR AND DRY CONDITIONS WILL PREVAIL THIS WEEKEND THROUGH THE  
MIDDLE OF NEXT WEEK. TEMPERATURES WILL WARM FOR THE LATTER PART OF  
THE WEEKEND, LEADING TO A SLIGHT DECREASE IN MINIMUM RELATIVE  
HUMIDITY. GENERALLY GOOD OVERNIGHT RECOVERIES ARE EXPECTED. LIGHT  
DIURNAL EYE-LEVEL WINDS WILL CONTINUE WITH TRANSPORT AND  
SURROUNDING RIDGE WINDS GENERALLY FROM THE SOUTHWEST AROUND 10  
MPH. THE WARMER TEMPERATURES WILL RAISE MIXING HEIGHTS ABOVE 6000  
FEET SUNDAY, AND FURTHER ABOVE 8000 FEET MONDAY BEFORE DECREASING  
ON TUESDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
MAX TEMPERATURE.....71-73.  
MIN HUMIDITY........34-37 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH.  
SURROUNDING RIDGE...SOUTHWEST WINDS AROUND 10 MPH.  
MIXING HEIGHT.......5200-5600 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 7 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....57-59.  
MAX HUMIDITY........48-51 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 4 MPH.  
SURROUNDING RIDGE...SOUTHEAST WINDS AROUND 5 MPH.  
MIXING HEIGHT.......400-500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
MAX TEMPERATURE.....75-77.  
MIN HUMIDITY........30-34 PERCENT.  
EYE LEVEL WINDS.....SOUTH TO SOUTHWEST WINDS UP TO 5 MPH.  
SURROUNDING RIDGE...SOUTH TO SOUTHWEST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......6200-6600 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 11 MPH.  
WIND (20 FT)........SOUTH TO SOUTHWEST WINDS 5 TO 8 MPH.  
 
 
FORECASTER...MCCOY  
REQUESTED BY...ROB WINKLER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619763.0/HNX  
.DELDT 08/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ROBERT_WINKLER@NPS.GOV  
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