881
FNUS76 KSGX 211707
FWSSGX
SPOT FORECAST FOR HAZ MAT...RIVERSIDE COUNTY FIRE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1007 AM PDT SAT MAR 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 1000 PDT ON MARCH 21.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
EXPECTING HIGH TEMPERATURES UP TO 106 DEGREES BY THE EARLY
AFTERNOON TODAY. WINDS OUT OF THE NORTH-NORTHWEST AT 5-10 MPH WITH
GUSTS UP TO 15-20 MPH. WINDS WILL PEAK THIS EVENING AROUND 5PM-7PM
WITH WIND GUSTS UP TO 20-25 MPH. SUNDAY, HIGH TEMPERATURES WILL
BE SLIGHTLY COOLER WITH TEMPERATURES PEAKING AROUND 102 DEGREES.
WINDS WILL CONTINUE OUT OF THE NORTHWEST IN THE MORNING, SHIFTING
TO THE SOUTH TO SOUTHEAST BY THE LATE MORNING/EARLY AFTERNOON.
WINDS WILL BE CALMER WITH WIND SPEEDS 5-10 MPH AND GUSTS UP TO 15
MPH. MINRH HOVERS AROUND 10 PERCENT THIS WEEKEND.
REST OF TODAY
TIME (PDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........8 5 5 5 14 14 14 48
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............89 97 102 104 105 104 104 103
RH..............19 15 12 10 9 10 9 10
SURFACE WND DIR.NW NW NW W SE NW NW NW
SURFACE WND SPD.9 7 7 6 1 9 11 14
SURFACE WND GST.16 14 13 12 6 15 20 23
MIX HGT (KFT)...1.8 4.0 6.9 8.3 10 11 11 8.6
MIXING WIND DIR.NW NW W W W W W W
MIXING WIND SPD.12 8 7 7 8 10 14 16
CHC OF PCPN (%).0 0 0 0 0 0 0 0
TONIGHT
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........48 48 67 67 67 56 56 56 48 48 48 28
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............98 92 87 84 82 80 78 76 75 73 71 70
RH..............12 16 20 22 24 26 27 29 31 32 35 36
SURFACE WND DIR.NW NW NW NW NW NW NW NW NW NW NW NW
SURFACE WND SPD.14 13 13 13 13 11 11 9 9 9 9 9
SURFACE WND GST.23 21 22 21 21 18 18 17 16 16 16 15
MIX HGT (KFT)...5.8 2.6 0.9 0.7 0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.5
MIXING WIND DIR.W NW NW NW NW NW NW NW NW NW NW NW
MIXING WIND SPD.17 17 17 17 17 16 16 15 15 14 14 13
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
SUNDAY
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........28 28 38 38 38 41 41 41 46 46 46 28
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............69 68 71 77 83 91 95 98 100 101 101 100
RH..............36 36 34 28 23 18 16 12 12 11 10 11
SURFACE WND DIR.NW NW N NW NW SE SW S S SE SE E
SURFACE WND SPD.7 7 4 6 4 1 3 3 6 4 3 3
SURFACE WND GST.14 13 10 12 9 7 8 12 10 9 7
MIX HGT (KFT)...0.5 0.4 0.5 0.9 2.2 3.5 4.4 5.3 6.2 6.1 6.1 6.0
MIXING WIND DIR.NW NW NW NW NW NW W SW S SW W NW
MIXING WIND SPD.12 9 8 8 6 3 3 3 3 5 5 7
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...LAUREN VILLAFANE
REQUESTED BY...MIKE HOWARD
TYPE OF REQUEST...HAZMAT
.TAG 2606995.0/SGX
.DELDT 03/21/26
.FORMATTERVERSION 2.0.0
.EMAIL RRUECCCAPTAINS@FIRE.CA.GOV
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