288  
FNUS76 KHNX 220340  
FWSHNX  
 
SPOT FORECAST FOR BALSAM SITE PREP...SIERRA NATIONAL FOREST  
NATIONAL WEATHER SERVICE HANFORD CA  
840 PM PDT SAT MAR 21 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON MARCH 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
WHILE THE AREA WITH CONTINUE TO SEE WELL ABOVE NORMAL TEMPERATURES  
THROUGH THE WEEKEND, A BREAK DOWN OF THE PRESSURE RIDGE WILL ALLOW  
FOR A COOLING TREND GOING INTO NEXT WEEK. HUMIDITY WILL CONTINUE  
TO RUN FAIRLY LOW EACH AFTERNOON WITH IMPROVING OVERNIGHT RECOVERIES  
DURING THE PERIOD. LIGHT, TERRAIN DRIVEN WINDS WILL PREVAIL DURING  
THE PERIOD WITH BREEZY RIDGE-TOP WINDS. NO PRECIPITATION EXPECTED  
OVER THE PERIOD.  
 
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....59-61 AT IGNITION...MAX 75-77.  
MIN HUMIDITY........34-36 PERCENT AT IGNITION...MIN 21-23 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS 1-3 MPH IN THE MORNING, BECOMING  
WEST 3-5 MPH AFTER 1000 PDT.  
SURROUNDING RIDGE...SOUTHWEST TO WEST 8-12 MPH WITH GUSTS TO 16 MPH.  
MIXING HEIGHT.......AROUND 900 FT AGL AT IGNITION, RISING TO  
4400 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
   
SUNDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....56-59.  
MAX HUMIDITY........38-40 PERCENT.  
EYE LEVEL WINDS.....LIGHT AND VARIABLE WINDS 2-4 MPH, BECOMING  
DOWNSLOPE 1-3 MPH AFTER 2300 PDT.  
SURROUNDING RIDGE...WEST TO NORTHWEST 6-10 MPH.  
MIXING HEIGHT.......LOWERING TO AROUND 700 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 6 MPH.  
   
MONDAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....73-76.  
MIN HUMIDITY........25-28 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS 1-3 MPH IN THE MORNING, BECOMING  
UPSLOPE 2-4 MPH IN THE AFTERNOON.  
SURROUNDING RIDGE...WEST 7-11 MPH.  
MIXING HEIGHT.......4000 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 7 MPH.  
 
FORECASTER...MOLINA  
 
 
 
REQUESTED BY...ALEXIS CASTRO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606410.2/HNX  
.DELDT 03/22/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ALEXIS.CASTRO@USDA.GOV,CLINTON.WADE@USDA.GOV,VICTOR.LEFOR@USDA.GOV  
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