682
FNUS76 KSGX 090139
FWSSGX
SPOT FORECAST FOR LOGAN FIRE...PENDLETON FIRE
NATIONAL WEATHER SERVICE SAN DIEGO CA
639 PM PDT SAT AUG 8 2026
FORECAST IS BASED ON FORECAST START TIME OF 1900 PDT ON AUGUST 08.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
..HEAT ADVISORY IN EFFECT UNTIL 8 PM PDT SUNDAY
DISCUSSION
HIGH PRESSURE CONDITIONS DOMINATE THE REGION WITH NO PRECIPITATION
EXPECTED THROUGH TONIGHT, AND THEN ONLY A SLIGHT CHANCE OF A SHOWER
POSSIBLY MOVING OVERHEAD DURING THE EARLY MORNING HOURS TOMORROW.
OTHERWISE, JUST SOME PATCHY FOG WILL BE POSSIBLE AS RH VALUES
RECOVER NICELY OVERNIGHT TO 99%. EXPECT WINDS TO BE LIGHT OUT OF THE
WEST, AND THEN BECOME CALM TONIGHT. THEY WILL BECOME SOUTHWESTERLY
AROUND 5 MPH BY LATE MORNING TOMORROW. RH VALUES ON SUNDAY WILL DROP
TO 54 PERCENT DURING THE AFTERNOON, AND TRANSPORT WINDS LIGHTLY OUT
OF THE NORTHEAST IN THE MORNING WILL SHIFT AND INCREASE TO 15 MPH
OUT OF THE SOUTHWEST DURING THE AFTERNOON TOMORROW.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). PATCHY DENSE FOG
EARLY IN THE MORNING.
MIN TEMPERATURE.....AROUND 66.
MAX HUMIDITY........94 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
RIDGETOP...........NORTHWEST AROUND 10 MPH DECREASING TO CALM BY
EARLY IN THE EVENING, THEN INCREASING TO
AROUND 10 MPH LATE IN THE EVENING, SHIFTING TO
THE NORTHWEST OVERNIGHT, AND THEN OUT OF THE
SOUTHEAST BY EARLY IN THE MORNING.
CWR.................1 PERCENT.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 12 MPH SHIFTING TO THE SOUTHWEST
AROUND 1 MPH LATE IN THE EVENING, THEN SHIFTING
TO THE NORTH 0 TO 2 MPH LATE IN THE EVENING
SHIFTING TO THE NORTHEAST AROUND 1 MPH
OVERNIGHT SHIFTING TO THE NORTH 0 TO 1 MPH.
TIME (PDT) 7 PM 10 PM 1 AM 4 AM
SKY (%).........2 9 28 35
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
TEMP............78 71 69 67
RH..............62 81 88 92
20 FT WIND......W 5G7 SW 1G4 E 1G2 N 0G1
EYE LEVEL WIND..W 3G5 SW 1G3 E 1G2 NW 1
RIDGETOP WIND...NW 10 NW 10 NW 5 NW 5
CWR.............0 0 0 0
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT). PATCHY DENSE FOG
EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........54 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST UP TO 5 MPH LATE
IN THE MORNING.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH LATE
IN THE MORNING.
RIDGETOP...........NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHEAST EARLY IN THE MORNING, THEN SHIFTING
TO THE SOUTHEAST EARLY IN THE AFTERNOON.
CWR.................1 PERCENT.
MIXING HEIGHT.......1100 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 2 MPH SHIFTING TO THE
SOUTHWEST 2 TO 10 MPH EARLY IN THE MORNING,
THEN INCREASING TO 10 TO 15 MPH IN THE
AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........43 47 47 14 14 14
WEATHER COV.....PATCHY
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
TEMP............67 69 80 85 86 85
RH..............93 88 66 57 54 57
20 FT WIND......N 1 W 1 SW 2 SW 6 W 8 SW 7
20 FT WIND GUST.2 2 6 10 13 12
EYE LEVEL WIND..N 1 W 1 SW 2 SW 4 W 5 SW 5
EYE LVL WND GST.2 2 4 7 9 9
RIDGETOP WIND...NW 5 SE 5 N 0 N 0 SE 5 W 5
CWR.............0 0 0 0 0 0
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT). PATCHY DENSE FOG
LATE IN THE EVENING.
MIN TEMPERATURE.....AROUND 66.
MAX HUMIDITY........99 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH EARLY IN THE
EVENING BECOMING LIGHT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT.
RIDGETOP...........WEST 5 TO 10 MPH SHIFTING TO THE SOUTHEAST
EARLY IN THE MORNING.
CWR.................1 PERCENT.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 3 TO 8 MPH SHIFTING TO THE NORTH
AROUND 2 MPH LATE IN THE EVENING, THEN SHIFTING
TO THE SOUTHWEST AROUND 1 MPH LATE IN THE
EVENING SHIFTING TO THE WEST 1 TO 3 MPH LATE IN
THE EVENING SHIFTING TO THE SOUTHWEST AROUND 2
MPH.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........51 51 51 51 51 63 63 63 63 63 63 67
WEATHER COV..... PTY PTY PTY PTY PTY PTY PTY
WEATHER TYPE.... FOG FOG FOG FOG FOG FOG FOG
TSTM COV........
TEMP............81 76 72 70 70 69 69 68 68 68 67 67
RH..............64 74 84 88 89 90 93 94 96 96 97 99
20 FT WIND DIR..SW SW SW SW SW SW W N NE NE N N
20 FT WIND SPD..5 3 2 1 1 1 1 1 1 1 0 0
20 FT WIND GUST.9 6 5 4 4 4 2 2 2 1 1
EYE LVL WND DIR.SW SW SW SW SW SW W N NE NE NE NE
EYE LVL WND SPD.4 2 1 1 1 1 1 1 1 1 1 1
EYE LVL WND GST.7 4 4 3 3 3 2 2 2
RIDGE WIND DIR..W W W W W NW NW NW N NE NE SE
RIDGE WIND SPD..10 5 10 5 5 5 5 5 0 5 5 5
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...PAUL STEWARD
REQUESTED BY...STEINELL JEREMY
TYPE OF REQUEST...WILDFIRE
.TAG 2619267.0/SGX
.DELDT 08/08/26
.FORMATTERVERSION 2.0.0
.EMAIL JEREMY.STEINELL@USMC.MIL
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page