732
FNUS76 KSGX 171414
FWSSGX
SPOT FORECAST FOR SYCAMORE CANYON RX...CITY OF RIVERSIDE FIRE DEPARTMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
714 AM PDT WED JUN 17 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON JUNE 17.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SUNNY AND WARM AGAIN TODAY, BUT NOT AS WARM AS IT HAS BEEN LATELY.
TYPICAL ONSHORE FLOW AND SEA BREEZES EXPECTED DURING AFTERNOONS
AND EARLY EVENINGS. HUMIDITY INCREASING, WITH EXCELLENT RECOVERY
OVERNIGHT AS THE MARINE LAYER INFLUENCES THE INCIDENT. SLIGHTLY
COOLER AS A RESULT.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........40 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 6 MPH WITH
GUSTS TO AROUND 11 MPH IN THE AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 9 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST 6 TO 9 MPH
WITH GUSTS TO AROUND 18 MPH IN THE AFTERNOON.
RIDGETOP...........SOUTHWEST AROUND 15 MPH SHIFTING TO THE WEST
LATE IN THE MORNING, THEN SHIFTING TO THE
SOUTHWEST LATE IN THE MORNING DECREASING TO 5
TO 10 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......2900 FT AGL.
TRANSPORT WINDS.....WEST 2 TO 9 MPH INCREASING TO 12 TO 15 MPH LATE
IN THE AFTERNOON.
TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........17 17 17 2 2 2 1 1 1 1
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............64 68 72 75 79 81 83 84 83 82
RH..............85 77 65 59 51 47 43 41 41 42
20 FT WIND DIR..W W W W W W W W W W
20 FT WIND SPD..2 2 3 3 6 7 8 9 9 9
20 FT WIND GUST.6 6 6 8 10 12 14 15 17 17
EYE LVL WND DIR.W W W W W W W W W W
EYE LVL WND SPD.1 1 2 3 4 4 6 6 6 6
EYE LVL WND GST.4 4 5 6 7 9 10 11 11 11
RIDGE WIND DIR..SW W W SW SW SW SW SW SW SW
RIDGE WIND SPD..15 10 10 15 5 5 10 5 5 5
CWR.............0 0 0 0 0 0 0 0 0 0
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT) THEN BECOMING
PARTLY CLOUDY (55-65 PERCENT) THEN BECOMING
MOSTLY SUNNY (0-10 PERCENT). PATCHY FOG IN THE
MORNING.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........47 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 6 MPH WITH
GUSTS TO 10 MPH IN THE AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 8 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST 6 TO 9 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGETOP...........SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHEAST
LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....SOUTH 2 TO 3 MPH SHIFTING TO THE WEST 3 TO 10
MPH LATE IN THE MORNING, THEN INCREASING TO 13
TO 14 MPH LATE IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........87 87 58 58 58 10 10 10 2 2 2 2
WEATHER COV.....PTY PTY PTY PTY PTY
WEATHER TYPE....FOG FOG FOG FOG FOG
TSTM COV........
TEMP............59 59 60 63 65 69 73 76 78 80 80 79
RH..............97 98 98 86 79 70 60 54 50 48 48 50
20 FT WIND DIR..NW W W W W W W W W W W W
20 FT WIND SPD..1 1 1 1 2 2 3 5 6 7 8 8
20 FT WIND GUST.4 4 4 4 5 6 8 10 12 15 17 17
EYE LVL WND DIR.NW W W W W W W W W W W W
EYE LVL WND SPD.1 1 1 1 1 1 3 4 4 5 6 6
EYE LVL WND GST.3 3 3 3 4 5 6 7 8 9 9 9
RIDGE WIND DIR..S S S S S S SE SE SE SE E E
RIDGE WIND SPD..5 5 5 5 5 5 5 5 10 10 10 10
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...MIGUEL MILLER
REQUESTED BY...CORY BRUCE
TYPE OF REQUEST...PRESCRIBED
.TAG 2615307.2/SGX
.DELDT 06/17/26
.FORMATTERVERSION 2.0.0
.EMAIL CBRUCE@RIVERSIDECA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page