880  
FNUS76 KSGX 310050  
FWSSGX  
 
SPOT FORECAST FOR BDU GREEN FIRE...CAL FIRE BDU  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
550 PM PDT THU JUL 30 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1700 PDT ON JULY 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM PDT SUNDAY  
 
   
DISCUSSION  
 
HOT, MOSTLY CLEAR WEATHER FOR THE REMAINDER OF THE WEEK. TYPICAL  
DIURNAL WINDS WITH WEAK DOWNSLOPE WINDS IN THE LATE EVENING AND  
OVERNIGHT GIVING WAY TO TYPICAL UPSLOPE WEST TO WEST-SOUTHWEST  
AFTERNOON BREEZES. DRY DAYTIME HUMIDITY WITH MIN RH IN THE TEENS.  
GOOD OVERNIGHT HUMIDITY RECOVERY TONIGHT/FRIDAY MORNING WITH A  
DRYING TREND OVER THE WEEKEND.  
   
REST OF TODAY/TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....AROUND 69 DEGREES.  
MAX HUMIDITY........50%, EXCEPT NEAR 70% NEAR CANYON BOTTOM.  
EYE LEVEL WINDS.....WEST-SOUTHWEST WINDS 4-6 MPH EARLY IN THE EVENING  
BECOMING EAST-NORTHEAST 1-3 MPH.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST-SOUTHWEST WINDS 6-8 MPH EARLY IN THE EVENING  
BECOMING EAST-NORTHEAST 1-4 MPH.  
RIDGETOP...........WEST 5-10 MPH SHIFTING TO THE NORTHWEST LATE IN THE  
EVENING.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......DECREASING TO 200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 8 MPH SHIFTING TO THE NORTH 2 TO  
3 MPH LATE IN THE EVENING.  
 
TIME (PDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........5 5 5 4 4 4 6 6 6 9 9 9 11  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............94 92 88 82 77 75 74 73 72 71 72 72 71  
RH..............22 25 30 39 44 46 44 41 38 35 31 29 27  
20 FT WIND DIR..W W W W NE NE NE NE NE E E E E  
20 FT WIND SPD..7 6 5 3 3 2 2 2 2 2 1 1 1  
20 FT WIND GUST.8 8 6 5 4 4 4 4 4 4 2 2 2  
EYE LVL WND DIR.W W W W NE NE NE NE NE E E E E  
EYE LVL WND SPD.4 4 4 2 2 1 1 1 1 1 1 1 1  
EYE LVL WND GST.6 6 5 4 3 3 3 3 3 3 2 2 2  
RIDGE WIND DIR..W W W N W NW NW NW NW W NW NW S  
RIDGE WIND SPD..8 8 6 5 5 5 5 5 0 5 5 5 5  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0 0  
 
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 99 DEGREES.  
MIN HUMIDITY........AROUND 16 PERCENT.  
EYE LEVEL WINDS.....EAST-NORTHEAST 1-3 MPH BECOMING WEST-SOUTHWEST  
4-6 MPH IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST-NORTHEAST 1-3 MPH BECOMING WEST 5-8 MPH IN  
THE AFTERNOON.  
RIDGETOP...........SOUTH AROUND 5 MPH SHIFTING TO THE WEST 5-10 MPH  
LATE IN THE AFTERNOON.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......INCREASING TO 4200 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 2 MPH SHIFTING TO THE WEST IN THE  
LATE MORNING AND AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........11 11 10 10 10 17 17 17 18 18 18 19  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............73 74 80 87 90 92 95 97 98 99 98 98  
RH..............24 23 20 17 18 19 18 17 16 16 16 19  
20 FT WIND DIR..NE E SE SW SW SW W W W W W W  
20 FT WIND SPD..1 1 1 2 3 3 5 5 5 6 6 6  
20 FT WIND GUST.2 2 2 4 5 6 6 7 7 7 8 8  
EYE LVL WND DIR.NE E SE SW SW SW W W W W W W  
EYE LVL WND SPD.1 1 1 1 2 3 4 4 4 4 4 4  
EYE LVL WND GST.2 2 2 3 4 4 5 5 5 5 6 6  
RIDGE WIND DIR..S S S S SW SW W W W W W W  
RIDGE WIND SPD..0 0 0 5 5 6 6 7 7 7 8 8  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
   
FORECAST DAYS 3 THROUGH 5  
   
SATURDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 100. ENE WINDS  
IN THE LATE EVENING THROUGH THE MORNING BECOMING WEST TO WSW 4-8  
MPH IN THE AFTERNOON. MORNING HIGH RH AROUND 40%, AROUND 55% NEAR  
THE CANYON BOTTOM. AFTERNOON LOW RH AROUND 16%.   
SUNDAY  
 
CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 90S. ENE WINDS IN  
THE LATE EVENING THROUGH THE MORNING BECOMING WEST TO WSW 4-8 MPH  
IN THE AFTERNOON. MORNING HIGH RH AROUND 35%, AROUND 50% NEAR THE  
CANYON BOTTOM. AFTERNOON LOW RH AROUND 17%.   
MONDAY  
 
CLEAR. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 90S. ENE WINDS  
IN THE LATE EVENING THROUGH THE MORNING BECOMING WEST TO WSW 4-8  
MPH IN THE AFTERNOON. MORNING HIGH RH AROUND 40%, AROUND 55% NEAR  
THE CANYON BOTTOM. AFTERNOON LOW RH AROUND 18%.  
 
 
FORECASTER...CHANDLER PRICE  
REQUESTED BY...GRANT MALINOWSKI IC  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618598.1/SGX  
.DELDT 07/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL GRANT.MALINOWSKI@FIRE.CA.GOV  
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