128
FNUS76 KSGX 132139
FWSSGX
SPOT FORECAST FOR PARKER INCIDENT...CAMP PENDLETON FIRE DEPARTMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
239 PM PDT SUN SEP 13 2026
FORECAST IS BASED ON FORECAST START TIME OF 1500 PDT ON SEPTEMBER 13.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SOUTHWESTERLY SEA BREEZE WINDS CHANNELED THROUGH THE SAN LUIS REY
RIVER VALLEY ARE EXPECTED TO PERSIST THROUGH THE AFTERNOON WITH
GUSTS NEAR 14-16 MPH. UPVALLEY SEA BREEZE WINDS TO WEAKEN
1900-2100, WITH LIGHT DRAINAGE FLOW TAKING OVER- VERY WEAK (<5
MPH) EASTERLY, DOWNVALLEY WINDS EXPECTED OVERNIGHT. MARINE LAYER
CLOUDS BASED AROUND 1800-2000FT MSL EXPECTED OVERNIGHT, AIDING RH
RECOVERY UP TO ~90 PERCENT. AFTERNOON HUMIDITY ON MONDAY EXPECTED
TO BE DOWN TO 60-65 PERCENT WITH SIMILAR UPVALLEY SEA BREEZE
WINDS. MIXING HEIGHTS AROUND 1800FT AGL TODAY REMAIN FAIRLY
SHALLOW INTO TOMORROW, CLOSER TO 2300-2500FT AGL. SIMILAR DRAINAGE
WINDS EXPECTED AGAIN MONDAY NIGHT.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........61 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST WINDS 9 TO 10 MPH.
CHANCE OF PCPN......0 PERCENT.
MIXING HEIGHT.......1800 FT AGL.
MIXING WINDS........SOUTHWEST 8 TO 9 MPH.
TIME (PDT) 3PM 4PM 5PM
SKY (%).........4 4 5
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............82 81 79
RH..............61 63 65
SURFACE WND DIR.SW SW SW
SURFACE WND SPD.10 10 9
SURFACE WND GST.16 16 16
MIX HGT (KFT)...1.8 1.7 1.6
MIXING WIND DIR.SW SW SW
MIXING WIND SPD.9 9 8
CHC OF PCPN (%).0 0 0
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (75-85 PERCENT).
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........90 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST WINDS AROUND 7 MPH EARLY IN THE
EVENING BECOMING LIGHT.
CHANCE OF PCPN......0 PERCENT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 3 TO 7 MPH SHIFTING TO THE SOUTHEAST 3 TO
5 MPH OVERNIGHT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........5 5 11 11 11 49 49 49 76 76 76 84
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............77 73 70 69 68 68 66 66 66 65 65 65
RH..............70 83 90 90 90 90 90 90 90 90 90 90
SURFACE WND DIR.SW SW SW SW SE E E E E E E E
SURFACE WND SPD.7 6 3 3 1 3 3 3 3 3 3 3
SURFACE WND GST.13 12 8 6 6 7 7 8 8 8 8
MIX HGT (KFT)...1.3 1.0 0.7 0.6 0.5 0.4 0.4 0.3 0.3 0.3 0.3 0.3
MIXING WIND DIR.SW SW S S S S S SE SE SE SE SE
MIXING WIND SPD.7 6 5 5 3 3 3 3 5 5 5 5
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT) THEN BECOMING
PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........61 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHWEST 7 TO 11 MPH LATE
IN THE MORNING.
CHANCE OF PCPN......10 PERCENT.
MIXING HEIGHT.......2400 FT AGL.
MIXING WINDS........SOUTHEAST 5 TO 6 MPH SHIFTING TO THE SOUTHWEST
8 TO 10 MPH IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........84 84 54 54 54 5 5 5 4 4 4 16
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............63 64 66 70 75 78 79 80 80 81 79 78
RH..............90 90 90 90 77 68 67 65 64 61 63 65
SURFACE WND DIR.E E E SE S SW SW SW SW SW SW SW
SURFACE WND SPD.3 3 3 3 4 7 9 10 11 10 10 9
SURFACE WND GST.8 8 8 9 10 14 16 16 16 16 16 15
MIX HGT (KFT)...0.6 0.8 1.1 1.6 2.0 2.4 2.3 2.2 2.1 2.0 2.0 1.9
MIXING WIND DIR.SE SE SE SE S S S SW SW SW S S
MIXING WIND SPD.5 5 6 6 6 6 8 9 10 10 9 9
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 10
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....AROUND 61.
MAX HUMIDITY........90 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST WINDS AROUND 7 MPH EARLY IN THE
EVENING BECOMING LIGHT.
CHANCE OF PCPN......10 PERCENT.
MIXING HEIGHT.......400 FT AGL.
MIXING WINDS........SOUTH 6 TO 8 MPH SHIFTING TO THE SOUTHEAST
AROUND 6 MPH OVERNIGHT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........16 16 16 16 16 68 68 68 68 68 68 57
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............75 70 68 67 66 65 64 64 63 63 63 63
RH..............71 85 90 90 90 90 90 90 90 90 90 90
SURFACE WND DIR.SW SW SW SW N N NE E SE E E E
SURFACE WND SPD.7 6 3 1 0 0 1 3 3 3 3 3
SURFACE WND GST.14 10 8 6 6 7 8 8 7 8
MIX HGT (KFT)...1.6 1.2 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.4 0.4
MIXING WIND DIR.S S S S S SE SE SE SE SE E E
MIXING WIND SPD.8 6 6 6 6 7 7 6 6 6 6 6
CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 0
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........63 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHWEST 7 TO 10 MPH IN
THE AFTERNOON.
CHANCE OF PCPN......0 PERCENT.
MIXING HEIGHT.......2700 FT AGL.
MIXING WINDS........EAST AROUND 6 MPH SHIFTING TO THE SOUTHWEST 5
TO 10 MPH IN THE LATE MORNING AND AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........57 57 57 57 57 4 4 4 4 4 4 4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............61 62 64 68 72 76 78 79 79 78 78 76
RH..............90 90 90 90 77 67 64 63 64 64 65 68
SURFACE WND DIR.E E E SE S SW SW SW SW SW SW SW
SURFACE WND SPD.4 4 3 3 3 4 6 7 10 10 9 9
SURFACE WND GST.9 9 9 8 7 10 12 14 16 16 16 15
MIX HGT (KFT)...0.5 0.7 0.9 1.5 2.1 2.7 2.5 2.4 2.3 2.2 2.0 1.8
MIXING WIND DIR.E E E SE S S SW SW SW SW SW SW
MIXING WIND SPD.6 6 6 6 5 6 7 9 10 10 9 8
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...DAVID MUNYAN
REQUESTED BY...CLINTON GOEPP HAZMAT 271 CAPTAIN
TYPE OF REQUEST...HAZMAT
.TAG 2621784.0/SGX
.DELDT 09/13/26
.FORMATTERVERSION 2.0.0
.EMAIL CLINTGOEPP@GMAIL.COM
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