260  
FNUS76 KSGX 290142  
FWSSGX  
 
SPOT FORECAST FOR LYTLE CREEK RX 2B...USFS  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
642 PM PDT TUE APR 28 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1800 PDT ON APRIL 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HIGH PRESSURE CONDITIONS CONTINUE TO BUILD IN OVER THE DISTRICT WITH  
MOSTLY CLEAR SKIES AND GENERALLY ON THE LIGHTER SIDE OUT OF THE  
SOUTHEAST BY LATER IN THE MORNING AND THEN SWITCH MORE SOUTHERLY AND  
SLIGHTLY INCREASE DURING THE AFTERNOON TOMORROW, WITH GUSTS  
APPROACHING 20 MPH WITHIN THE SLOPE/VALLEY. TRANSPORT WINDS WILL BE  
OUT OF NORTH AT AROUND 10 MPH DURING THE DAY, AND OUT OF THE  
SOUTHEAST BY LATE AFTERNOON THE DURING THE NIGHT. MINIMUM RH VALUES  
WILL BE AROUND 34 PERCENT, WITH VERY GOOD RECOVERY OVERNIGHT ON  
WEDNESDAY, THEN IMPROVING TO 73 PERCENT FOR A MIN RH VALUE DURING  
THE DAY ON THURSDAY.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....AROUND 43.  
MAX HUMIDITY........75 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 6 MPH WITH GUSTS TO AROUND 10  
MPH IN THE EVENING BECOMING LIGHT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15  
MPH IN THE EVENING BECOMING LIGHT.  
RIDGETOP...........SOUTHWEST 10 TO 15 MPH DECREASING TO 5 TO 10  
MPH OVERNIGHT, THEN SHIFTING TO THE WEST AROUND  
0 MPH AFTER 3 AM INCREASING TO NORTHWEST AROUND  
10 MPH EARLY IN THE MORNING.  
CWR.................1 PERCENT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 10 MPH SHIFTING TO THE NORTHWEST 3  
TO 5 MPH AFTER 3 AM.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........2 2 2 2 2 3 3 3 3 3 3 6  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............64 61 56 52 50 48 47 46 46 45 45 44  
RH..............38 45 55 64 68 72 75 75 74 74 71 72  
20 FT WIND DIR..S S S S S S S S S SE SE E  
20 FT WIND SPD..8 7 6 5 5 5 5 3 3 3 3 2  
20 FT WIND GUST.14 11 10 9 9 9 8 8 7 7 6 6  
EYE LVL WND DIR.S S S S S S S S S SE SE E  
EYE LVL WND SPD.6 4 4 4 4 3 3 3 2 2 2 2  
EYE LVL WND GST.10 8 7 7 7 7 6 6 5 5 5 5  
RIDGE WIND DIR..S S SW S S SW SW SW W SW W NW  
RIDGE WIND SPD..10 10 15 10 10 10 10 5 10 5 0 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 69.  
MIN HUMIDITY........34 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST UP TO 5 MPH LATE  
IN THE MORNING, THEN SHIFTING TO THE SOUTH 6 TO  
7 MPH WITH GUSTS TO AROUND 12 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHEAST 5 TO 7 MPH LATE  
IN THE MORNING, THEN SHIFTING TO THE SOUTH 8 TO  
10 MPH WITH GUSTS TO AROUND 17 MPH IN THE  
AFTERNOON.  
RIDGETOP...........NORTH 0 TO 5 MPH SHIFTING TO THE SOUTHWEST LATE  
IN THE AFTERNOON.  
CWR.................5 PERCENT.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH SHIFTING TO THE SOUTHWEST 8 TO  
9 MPH IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........6 6 5 5 5 6 6 6 13 13 13 17  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............45 46 52 59 63 64 66 68 69 69 68 67  
RH..............68 65 57 44 38 40 38 36 35 34 35 38  
20 FT WIND DIR..E NE NE NE E SE SE S S S S S  
20 FT WIND SPD..2 1 1 2 5 6 7 8 9 10 10 10  
20 FT WIND GUST.6 4 4 6 8 11 13 14 15 16 17 16  
EYE LVL WND DIR.E NE NE NE E SE SE S S S S S  
EYE LVL WND SPD.1 1 1 1 3 4 5 6 6 7 7 7  
EYE LVL WND GST.4 3 3 4 6 8 9 10 11 12 12 12  
RIDGE WIND DIR..N N NW N N W W SW SW SW SW SW  
RIDGE WIND SPD..0 0 5 5 5 5 5 5 5 5 10 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 10  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........85 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 6 MPH WITH GUSTS TO  
AROUND 11 MPH IN THE EVENING BECOMING LIGHT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 7 MPH WITH GUSTS TO AROUND  
15 MPH IN THE EVENING BECOMING LIGHT.  
RIDGETOP...........SOUTHWEST 5 TO 10 MPH SHIFTING TO THE SOUTHEAST  
AROUND 0 MPH OVERNIGHT, THEN SHIFTING TO THE  
NORTHEAST AFTER 3 AM.  
CWR.................5 PERCENT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 9 MPH SHIFTING TO THE NORTHWEST  
AROUND 5 MPH AFTER 3 AM.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........17 17 17 17 17 13 13 13 13 13 13 15  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............64 60 57 54 52 50 49 48 48 47 46 47  
RH..............44 53 64 72 78 81 83 83 83 84 85 84  
20 FT WIND DIR..S S S S S SE SE SE SE SE SE SE  
20 FT WIND SPD..9 7 6 5 5 5 5 3 3 3 3 3  
20 FT WIND GUST.15 13 11 10 9 8 8 8 8 8 8 8  
EYE LVL WND DIR.S S S S S SE SE SE SE SE SE SE  
EYE LVL WND SPD.6 5 4 4 4 3 3 3 3 3 3 3  
EYE LVL WND GST.11 9 8 7 7 6 6 6 6 6 6 6  
RIDGE WIND DIR..SW SW S S SW SW S S S SE E NE  
RIDGE WIND SPD..10 10 10 10 5 5 5 5 0 0 0 0  
CWR.............10 10 10 10 10 0 0 0 0 0 0 0  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........31 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 6 MPH WITH GUSTS TO AROUND 10  
MPH SHIFTING TO THE 6 TO 7 MPH WITH GUSTS TO  
AROUND 12 MPH LATE IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 17  
MPH.  
RIDGETOP...........NORTH AROUND 0 MPH SHIFTING TO THE NORTHWEST  
EARLY IN THE AFTERNOON, THEN SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
CWR.................4 PERCENT.  
MIXING HEIGHT.......5500 FT AGL.  
TRANSPORT WINDS.....NORTH 2 TO 7 MPH SHIFTING TO THE SOUTHWEST 6 TO  
9 MPH LATE IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 15 15 15 15 6 6 6 6 6 6 6  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............48 50 54 58 63 67 70 71 72 73 73 71  
RH..............80 75 67 57 48 41 36 33 32 31 31 33  
20 FT WIND DIR..SE SE SE SE SE SE SE S S S S S  
20 FT WIND SPD..5 5 6 6 7 7 8 8 9 9 10 10  
20 FT WIND GUST.8 9 10 11 12 13 14 14 15 15 17 17  
EYE LVL WND DIR.SE SE SE SE SE SE SE S S S S S  
EYE LVL WND SPD.3 4 4 4 4 5 6 6 6 7 7 7  
EYE LVL WND GST.6 7 7 8 9 9 10 10 11 11 12 12  
RIDGE WIND DIR..NE NE NE N N N NW W SW SW SW S  
RIDGE WIND SPD..0 0 0 0 0 0 5 5 10 10 10 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
 

 
FORECASTER...PAUL STEWARD  
REQUESTED BY...JUSTIN GRUNEWALD  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612029.0/SGX  
.DELDT 04/28/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JUSTIN.GRUNEWALD@USDA.GOV  
 
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