058  
FNUS76 KLOX 192117  
FWSLOX  
 
SPOT FORECAST FOR GRASS DRILLS...LOS ANGELES COUNTY FIRE  
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  
217 PM PDT MON MAY 19 2025  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM WEDNESDAY TO 9 PM PDT  
THURSDAY...  
   
DISCUSSION  
 
THE FORECAST REMAINS ON TRACK FOR HIGH PRESSURE BUILDING OVER THE  
REGION, BRINGING A SIGNIFICANT WARMING AND DRYING TREND TO THE  
RX LOCATION TUESDAY INTO WEDNESDAY. MINIMUM HUMIDITIES ARE EXPECTED  
TO BE IN THE TEENS BOTH DAYS, LOWERING FROM THE MID TO UPPER TEENS  
ON TUESDAY TO THE LOWER TEENS ON WEDNESDAY. NORTHERLY WINDS ARE  
EXPECTED DURING THE NIGHT TO MORNING HOURS, SHIFTING TO THE SOUTH  
TO SOUTHWEST IN THE AFTERNOON.  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....90-95.  
MIN HUMIDITY........15-18 PERCENT.  
EYE LEVEL WINDS.....NORTH WINDS 3 TO 6 MPH SHIFTING TO THE SOUTHWEST  
5 TO 8 MPH WITH GUSTS TO 10 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........NORTH WINDS 6 TO 12 MPH SHIFTING TO THE SOUTHWEST  
10 TO 15 MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......AOB 1000 FT AGL RISING TO 9400 FT AGL.  
   
TUESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....60-63.  
MAX HUMIDITY........35-40 PERCENT.  
WIND (20 FT)........WEST WINDS 8 TO 15 MPH SHIFTING TO THE NORTH 9  
TO 12 MPH OVERNIGHT.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....94-97.  
MIN HUMIDITY........12-14 PERCENT.  
EYE LEVEL WINDS.....VARIABLE WINDS UP TO 3 MPH SHIFTING TO THE SOUTH  
4 TO 8 MPH IN THE AFTERNOON.  
WIND (20 FT)........NORTH WINDS 3 TO 6 MPH SHIFTING TO THE SOUTH 8  
TO 15 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......AOB 1000 FT AGL RISING TO 8600 FT AGL.  
 
 
FORECASTER...SMITH  
REQUESTED BY...KEVIN MONTOYA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2514218.0/LOX  
.DELDT 05/19/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KEVIN.MONTOYA@FIRE.LACOUNTY.GOV  
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