314  
FNUS76 KHNX 150258  
FWSHNX  
 
SPOT FORECAST FOR CHIL FIRE...USWFS  
NATIONAL WEATHER SERVICE HANFORD CA  
758 PM PDT THU MAY 14 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0601 PDT ON MAY 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
WEATHER CONDITIONS AROUND THE SITE ARE EXPECTED TO BE CALM THROUGH  
THE FORECAST PERIOD, WITH MAINLY TERRAIN DRIVEN WINDS THAT COME IN  
FROM THE WEST IN THE AFTERNOON AND FROM THE NORTH IN THE EVENING.  
WIND SPEEDS ARE ALSO EXPECTED TO BE CONSISTENTLY AROUND 5 TO 10 MPH  
THROUGH SATURDAY AFTERNOON. RHS ARE EXPECTED TO BE IN THE LOWER 40'S  
DURING THE AFTERNOONS AND ONLY RECOVERING INTO THE LOWER 50'S BY THE  
EARLY MORNING. TRANSPORT WINDS ON SATURDAY ARE EXPECTED TO BE SLIGHTLY  
STRONGER COMPARED TO FRIDAY, THOUGH BOTH DAYS WILL BE BELOW 10 MPH.  
WINDS OVERALL ARE EXPECTED TO PICK UP BY SUNDAY INTO MONDAY AS A TROUGH  
MOVES THROUGH CALIFORNIA, WHICH WILL ALSO LEAD TO A DECREASE IN RHS  
DURING THAT TIME.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....44-48.  
MAX HUMIDITY........49-53 PERCENT.  
EYE LEVEL WINDS.....NORTH WINDS UP TO 5 MPH IN THE EVENING BECOMING  
LIGHT.  
SURROUNDING RIDGE...NORTH WINDS 5 TO 8 MPH IN THE EVENING BECOMING  
LIGHT.  
MIXING HEIGHT.......LOWERING TO AROUND 400 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 6 MPH.  
WIND (20 FT)........NORTH WINDS 5 TO 8 MPH IN THE EVENING BECOMING  
LIGHT.  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....53-55.  
MIN HUMIDITY........46-50 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE  
AFTERNOON.  
SURROUNDING RIDGE...LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......RISING TO AROUND 5100 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 9 MPH.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE  
AFTERNOON.  
 
 
FORECASTER...WILSON  
REQUESTED BY...ALONZO BARRERAS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2613693.1/HNX  
.DELDT 05/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ALONZO_BARRERAS@NPS.GOV  
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