415
FNUS76 KSGX 032341
FWSSGX
SPOT FORECAST FOR AIRFIELD RX...MSM
NATIONAL WEATHER SERVICE SAN DIEGO CA
441 PM PDT THU SEP 3 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
EXCELLENT MORNING HUMIDITY WITH MARINE LAYER CLOUDS AT SUNRISE,
DISSIPATING/ERODING AWAY BY THE 0900 START TIME, WITH QUIET
WEATHER THEREAFTER. TYPICAL AFTERNOON SEABREEZE ON FRIDAY UP TO 8-10
MPH, WITH INTERMITTENT AND BRIEF GUSTS UP TO 13-15 MPH,
ESPECIALLY IN THE 2-5PM TIME FRAME. WINDS WILL WEAKEN BELOW 5 MPH
AROUND SUNSET. LIGHT WINDS, MARINE LAYER CLOUDS, AND EXCELLENT
OVERNIGHT HUMIDITY EXPECTED AGAIN SATURDAY MORNING WITH A SIMILAR
AFTERNOON PATTERN TO FRIDAY.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
MOSTLY SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........49 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON. INTERMITTENT GUSTS UP TO 13 MPH.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 7 MPH IN THE
AFTERNOON. GUSTS UP TO 17 MPH.
RIDGETOP...........SOUTHWEST 10 TO 15 MPH.
CWR.................2 PERCENT.
MIXING HEIGHT.......2100 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 2 MPH SHIFTING TO THE WEST 3
TO 10 MPH IN THE LATE MORNING AND AFTERNOON.
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........42 32 32 32 5 5 5 1 1 1 12
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............61 64 67 70 76 78 79 80 79 77 77
RH..............100 93 80 69 55 53 51 49 50 51 51
20 FT WIND DIR..E E N W W W W W W W W
20 FT WIND SPD..2 1 0 1 3 5 6 7 7 7 6
20 FT WIND GUST.6 4 4 6 9 10 12 12 15 17
EYE LVL WND DIR.E E N W W W W W W W W
EYE LVL WND SPD.1 1 0 1 2 3 4 4 6 7 7
EYE LVL WND GST.4 3 3 5 7 7 8 8 8 8
RIDGE WIND DIR..SW SW SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..10 10 10 10 10 10 10 10 15 15 15
CWR.............0 0 0 0 0 0 0 0 0 0 0
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........87 PERCENT.
EYE LEVEL WINDS.....NORTHWEST WINDS AROUND 4 MPH EARLY IN THE
EVENING BECOMING LIGHT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS AROUND 6 MPH SHIFTING TO THE
NORTHWEST AROUND 5 MPH EARLY IN THE EVENING,
THEN BECOMING LIGHT EARLY IN THE EVENING.
RIDGETOP...........SOUTH 0 TO 5 MPH EARLY IN THE EVENING.
CWR.................7 PERCENT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHWEST 6 TO 9 MPH SHIFTING TO THE NORTH 3 TO
6 MPH OVERNIGHT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........12 12 12 12 12 42 42 42 42 42 42 46
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............74 71 68 67 66 65 65 65 65 64 64 64
RH..............60 70 81 86 87 87 86 86 85 86 86 83
20 FT WIND DIR..W NW NW NW N N N N N N N N
20 FT WIND SPD..7 6 4 3 3 3 3 3 3 2 3 2
20 FT WIND GUST.13 9 8 7 6 7 7 7 6 6 6 6
EYE LVL WND DIR.W NW NW NW N N N N N N N N
EYE LVL WND SPD.4 4 3 2 2 2 2 2 2 2 2 2
EYE LVL WND GST.8 7 6 5 5 5 5 5 5 5 5 5
RIDGE WIND DIR..S S M M M M M M M M M M
RIDGE WIND SPD..5 0 M M M M M M M M M M
CWR.............0 0 0 0 0 0 0 0 0 0 0 10
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SLIGHT CHANCE OF
SHOWERS LATE IN THE MORNING.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........45 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE
AFTERNOON.
RIDGETOP...........
CWR.................11 PERCENT.
MIXING HEIGHT.......2500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH SHIFTING TO THE SOUTHWEST
5 TO 8 MPH IN THE LATE MORNING AND AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........46 46 46 46 46 43 43 43 43 43 43 39
WEATHER COV..... SCH SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........
TEMP............63 64 66 70 75 79 81 82 82 82 82 80
RH..............85 83 77 67 57 50 47 47 46 45 45 47
20 FT WIND DIR..N NE NE N NW W W W W W W W
20 FT WIND SPD..2 2 2 1 2 2 3 5 6 6 6 6
20 FT WIND GUST.6 6 5 4 5 6 8 9 10 10 10 10
EYE LVL WND DIR.N NE NE N NW W W W W W W W
EYE LVL WND SPD.1 1 1 1 1 1 3 4 4 4 4 4
EYE LVL WND GST.4 4 4 3 4 5 6 7 7 7 7 7
RIDGE WIND DIR..M M M M M M M M M M M M
RIDGE WIND SPD..M M M M M M M M M M M M
CWR.............10 10 10 10 10 10 10 10 10 10 10 10
FORECASTER...SAMANTHA ZUBER
REQUESTED BY...DANIEL GONZALEZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2621099.0/SGX
.DELDT 09/03/26
.FORMATTERVERSION 2.0.0
.EMAIL DANIEL.J.GONZALEZ1@USMC.MIL
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