468  
FNUS76 KSGX 200248  
FWSSGX  
 
SPOT FORECAST FOR LAGUNA PLACE UNIT 32...USFS  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
748 PM PDT MON MAY 19 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON MAY 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A RIDGE OF HIGH PRESSURE WILL BE BUILDING THROUGH MID-WEEK, WITH  
THE WARMEST TEMPERATURES WEDNESDAY AFTERNOON.  
 
WINDS WILL BE LIGHT AND VARIABLE TONIGHT INTO EARLY TUESDAY;  
MAXIMUM OVERNIGHT HUMIDITY ONLY REACHING 35-45% AND TEMPERATURES  
FALLING TO AROUND 45-50F. TEMPERATURES WARM UP QUICKLY, TOPPING  
OUT AT 70-75F WITH MINIMUM HUMIDITY DOWN TO 15-20%. WINDS WILL  
PICK UP FROM THE WEST AROUND 12 PM, PEAKING AT 5PM WITH SUSTAINED  
WINDS UP TO 10 MPH AND GUSTS UP TO 15 MPH. SIMILAR WINDS ARE  
EXPECTED WEDNESDAY WITH TEMPERATURES REACHING BETWEEN 75-80F AND  
HUMIDITY DROPPING TO AROUND 15-20%.  
 
HUMIDITY RECOVERIES TUESDAY, WEDNESDAY AND THURSDAY NIGHTS WILL  
ONLY REACH 20-30% AS TEMPERATURES DROP TO 50-55F DURING THOSE  
NIGHTS WITH CALM WINDS. ONSHORE WINDS AND HUMIDITY PICK UP ON  
FRIDAY.  
 
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........19 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......6200 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 6 MPH.  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 49.  
MAX HUMIDITY........32 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 7 MPH IN THE EVENING  
BECOMING LIGHT.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 6 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........16 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 7 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......5800 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH.  
 

 
FORECASTER...SEBASTIAN WESTERINK  
REQUESTED BY...RICHARD BOWEN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2514297.0/SGX  
.DELDT 05/19/25  
.FORMATTERVERSION 2.0.0  
.EMAIL RICHARD.BOWEN@USDA.GOV  
 
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