436  
FNUS76 KSGX 181147  
FWSSGX  
 
SPOT FORECAST FOR BDU PRADO FPE...CAL FIRE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
447 AM PDT MON MAY 18 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 PDT ON MAY 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
OFFSHORE FLOW THIS MORNING WILL CONTINUE TO DROP HUMIDITY AS NORTHEAST  
WINDS INCREASE. WINDS WILL PEAK LATE THIS MORNING, THEN DECREASE THIS  
AFTERNOON. MODERATE HUMIDITY RECOVERY OVERNIGHT. WEAKER OFFSHORE FLOW  
TUESDAY WITH WEAKER NORTHERLY WINDS AND SIMILAR HUMIDITY.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 66.  
MIN HUMIDITY........14 PERCENT.  
SURFACE WINDS (MPH).NORTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
36 MPH DECREASING TO 8 TO 12 MPH WITH GUSTS TO  
AROUND 20 MPH LATE IN THE AFTERNOON.  
RIDGETOP...........NORTH 25 TO 30 MPH DECREASING TO AROUND 10 MPH.  
CHANCE OF PCPN......0 PERCENT.  
 
TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 5 5 9 9 9 4 4 4 5  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............55 55 55 57 59 62 63 64 66 65  
RH..............27 27 25 23 21 19 17 16 14 15  
SURFACE WND DIR.N N N N N N N N N N  
SURFACE WND SPD.16 18 18 17 15 14 12 10 10 9  
SURFACE WND GST.33 36 32 30 29 26 24 22 21 20  
RIDGE WIND DIR..N N N N N N NE N N N  
RIDGE WIND SPD..25 30 30 20 25 25 15 20 15 10  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........42 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS AROUND 9 MPH EARLY IN THE  
EVENING BECOMING LIGHT, THEN BECOMING NORTH 7  
TO 14 MPH WITH GUSTS TO AROUND 22 MPH  
OVERNIGHT.  
RIDGETOP...........NORTHEAST 5 TO 10 MPH SHIFTING TO THE NORTH  
AROUND 15 MPH OVERNIGHT.  
CHANCE OF PCPN......0 PERCENT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........5 5 18 18 18 5 5 5 3 3 3 4  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............65 63 59 56 55 53 53 53 52 53 53 54  
RH..............17 21 28 35 40 42 38 33 30 27 25 24  
SURFACE WND DIR.NE NE E NE NE NE NE NE N N N N  
SURFACE WND SPD.9 6 3 3 3 3 4 6 9 11 12 14  
SURFACE WND GST.16 12 8 7 7 8 9 13 15 20 21 22  
RIDGE WIND DIR..N N N NE NE NE NE N N N N NE  
RIDGE WIND SPD..10 10 10 10 5 10 10 10 15 15 15 15  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
 

 
FORECASTER...MIGUEL MILLER  
REQUESTED BY...JASON FOX  
TYPE OF REQUEST...OTHER  
.TAG 2613741.0/SGX  
.DELDT 05/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NICK.SALGADO@FIRE.CA.GOV,JASON.FOX@FIRE.CA.GOV  
 
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