955  
FNUS76 KLOX 151723  
FWSLOX  
 
SPOT FORECAST FOR SUMMIT FIRE...LAC  
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  
1023 AM PDT WED JUL 15 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..EXTREME HEAT WARNING THROUGH 8 PM PDT THURSDAY  
 
   
DISCUSSION  
 
THE FORECAST REMAINS ON TRACK FOR HOT CONDITIONS THROUGH THURSDAY  
WITH A HIGH RISK FOR HEAT ILLNESS FOR THOSE PERFORMING PROLONGED  
PERIODS OF STRENUOUS WORK. GENERAL WINDS WILL BE TYPICAL TODAY BUT  
AN ONSHORE WIND PUSH WILL LIKELY BRING AFTERNOON SOUTHERLY WIND  
GUSTS OF 25 TO 35 MPH ON THURSDAY. THERE IS A RED FLAG WARNING FOR  
AREAS TO THE NORTHWEST OF THE FIRE, BUT THERE ARE NO PLANS FOR ANY  
RED FLAG WARNINGS FOR THE SUMMIT FIRE AT THIS POINT. THE  
THUNDERSTORM THREAT HAS LOWERED SIGNIFICANTLY COMPARED TO YESTERDAY.  
   
TODAY  
 
SKY/WEATHER.........SUNNY BECOMING PARTLY CLOUDY IN THE AFTERNOON.  
10 PERCENT CHANCE OF AFTERNOON SHOWERS OR THUNDERSTORMS.  
MAX TEMPERATURE.....93-97.  
MIN HUMIDITY........20-25 PERCENT.  
EYE LEVEL WINDS.....NORTH 2 MPH WITH GUSTS TO 5 MPH BECOMING WEST TO SOUTHWEST  
4-6 MPH AFTER 4PM.  
WIND (20 FT)........NORTH 5 MPH WITH GUSTS TO 10 MPH BECOMING WEST TO SOUTHWEST  
8-12 MPH AFTER 4PM.  
RIDGETOP WIND.......NORTH 5-10 MPH EARLY BECOMING WEST 10-15 MPH.  
MIXING HEIGHT.......4000 FT AGL EARLY BECOMING 14000 FT AGL.  
 
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....72-75.  
MAX HUMIDITY........30-35 PERCENT.  
EYE LEVEL WINDS.....WEST TO SOUTHWEST 5-8 MPH WITH GUSTS TO 20 MPH IN THE  
EVENING BECOMING 4-6 MPH LATE.  
WIND (20 FT)........WEST TO SOUTHWEST 10-15 MPH WITH GUSTS TO 20 MPH IN THE  
EVENING BECOMING 8-12 MPH LATE.  
RIDGETOP WIND.......NORTHWEST 10-20 MPH BECOMING SOUTHWEST 10-15 MPH LATE.  
MIXING HEIGHT.......8000 FT AGL EARLY BECOMING 3000 FT AGL.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....92-96.  
MIN HUMIDITY........15-20 PERCENT.  
EYE LEVEL WINDS.....NORTH 2 MPH WITH GUSTS TO 5 MPH BECOMING WEST TO SOUTHWEST  
4-6 MPH AFTER 4PM.  
WIND (20 FT)........SOUTH TO SOUTHWEST 5-8 MPH BECOMING 15-20 MPH WITH GUSTS  
TO 30 MPH IN THE AFTERNOON.  
RIDGETOP WIND.......SOUTH TO SOUTHWEST 10-20 MPH. GUSTS TO 30 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL EARLY BECOMING 12000 FT AGL.  
   
THURSDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....70-75.  
MAX HUMIDITY........30-35 PERCENT.  
EYE LEVEL WINDS.....SOUTH TO SOUTHWEST 8-10 MPH WITH GUSTS TO 15 MPH  
IN THE EVENING BECOMING 3-5 MPH.  
WIND (20 FT)........SOUTH TO SOUTHWEST 15-20 MPH WITH GUSTS TO 30 MPH  
IN THE EVENING BECOMING 6-10 MPH.  
RIDGETOP WIND.......SOUTHWEST 10-20 MPH. GUSTS TO 30 MPH IN THE EVENING.  
MIXING HEIGHT.......8000 FT AGL EARLY BECOMING 3000 FT AGL.  
 
 
FORECASTER...KITTELL  
REQUESTED BY...ANDREW CARNES  
TYPE OF REQUEST...WILDFIRE  
.TAG 2617330.1/LOX  
.DELDT 07/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ANDREW.CARNES@FIRE.LACOUNTY.GOV  
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