918  
FNUS76 KHNX 270707  
FWSHNX  
 
SPOT FORECAST FOR TAR GAP...USWFS  
NATIONAL WEATHER SERVICE HANFORD CA  
1207 AM PDT SUN SEP 27 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON SEPTEMBER 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HIGH CLOUDS ARE MOVING INTO OUR AREA WITH TEMPERATURES STARTING  
A COOLING TREND THROUGH THE WEEKEND AND INTO MONDAY. THIS CHANGE  
IS DUE TO A DISTURBANCE MOVING IN AND BRINGING WITH IT SUBTROPICAL  
MOISTURE. MONDAY WILL SEE A 10 TO 20 PERCENT CHANCE OF  
THUNDERSTORMS AND A 40 TO 50 PERCENT CHANCE OF A WETTING RAIN  
FOR THE SIERRA NEVADA. WINDS WILL GRADUALLY INCREASE SUNDAY INTO  
MONDAY REGION-WIDE AS THE TROUGH SLIDES IN. MINRHS WILL IMPROVE  
THIS WEEKEND BEFORE DECREASING NEXT WEEK DUE TO A WARMING TREND  
TUESDAY INTO NEXT WEEK.  
 
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....58-61.  
MIN HUMIDITY........29-31 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST 4-8 MPH WITH GUSTS TO 12 MPH IN  
THE AFTERNOON.  
SURROUNDING RIDGE...SOUTH 9-15 MPH WITH GUSTS TO 20 MPH.  
MIXING HEIGHT.......5900 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH.  
WIND (20 FT)........SOUTHWEST 5-9 MPH WITH GUSTS TO 14 MPH  
IN THE AFTERNOON.  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT). WIDESPREAD FROST THROUGH  
THE NIGHT.  
MIN TEMPERATURE.....31-33.  
MAX HUMIDITY........97-100 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST 4-8 MPH IN THE EVENING, BECOMING  
LIGHT AND VARIABLE 2-4 MPH OVERNIGHT.  
SURROUNDING RIDGE...SOUTHWEST 7-11 MPH.  
MIXING HEIGHT.......LOWERING TO NEAR 500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH.  
WIND (20 FT)........SOUTH 5-9 MPH IN THE EVENING, BECOMING  
LIGHT AND VARIABLE 2-4 MPH OVERNIGHT.  
   
MONDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT) THEN BECOMING PARTLY SUNNY  
(45-55 PERCENT). WIDESPREAD FROST IN THE  
MORNING. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....53-55.  
MIN HUMIDITY........35-39 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST 3-6 MPH IN THE  
AFTERNOON.  
SURROUNDING RIDGE...SOUTHWEST TO WEST 6-10 MPH.  
MIXING HEIGHT.......5100 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 6 MPH.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 4-8 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 5
 
   
TUESDAY
 
 
CLEAR. WIDESPREAD FROST. LOWS IN THE MID 20S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 6 MPH.    
WEDNESDAY
 
 
CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 60S. SOUTHEAST  
WINDS AROUND 6 MPH.    
THURSDAY
 
 
CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 70. SOUTHEAST WINDS  
AROUND 6 MPH.  
 
FORECASTER...MOLINA  
 

 
 
REQUESTED BY...JEREMIAH HATCHER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2622500.3/HNX  
.DELDT 09/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL SEKI_FIRE@NPS.GOV  
 
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