386  
FNUS76 KSGX 040801  
FWSSGX  
 
SPOT FORECAST FOR 250TH JULY 4TH...CITY OF RIVERSIDE FIRE DEPARTMENT  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
101 AM PDT SAT JUL 4 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON JULY 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
SEASONABLY WARM WITH A HIGH AROUND 90 DEGREES. LIGHT WINDS IN THE  
MORNING WILL BECOMING WEST AND BREEZY AROUND 1400 PDT AS THE SEA  
BREEZE MOVES INLAND, WEAKENING AROUND 2000 PDT. OTHERWISE VARIABLE  
HIGH CLOUD COVER THROUGH THE DAY. LITTLE CHANGE FOR SUNDAY.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (75-85 PERCENT).  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........27 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING WEST 7 TO 10 MPH WITH GUSTS  
TO 25 MPH IN THE AFTERNOON.  
RIDGETOP.........LIGHT WINDS BECOMING WEST 10 TO 15 MPH IN THE  
AFTERNOON.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......2300 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING WEST 2 TO 6 MPH IN THE LATE  
MORNING AND EARLY AFTERNOON INCREASING TO 14 TO  
18 MPH LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........11700-11900 FT INCREASING TO 12700-13100 FT  
LATE IN THE MORNING.  
 
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........57 54 54 54 63 63 63 75 75 75 83  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............63 67 71 76 81 84 87 89 89 89 88  
RH..............68 62 52 42 35 30 28 27 28 28 30  
SURFACE WND DIR.W SW W W W W W W W W W  
SURFACE WND SPD.1 1 1 1 3 6 7 9 9 10 10  
SURFACE WND GST.5 6 6 8 12 13 17 21 23 20  
RIDGE WIND DIR..W SW W SW S SW SW S SW SW S  
RIDGE WIND SPD..5 5 5 5 10 15 15 15 15 15 10  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0  
SNOW LVL (KFT)..12 12 12 12 13 13 13 13 13 13 13  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT) THEN BECOMING  
MOSTLY CLEAR (20-30 PERCENT).  
MIN TEMPERATURE.....AROUND 63.  
MAX HUMIDITY........79 PERCENT.  
SURFACE WINDS (MPH).WEST WINDS AROUND 9 MPH WITH GUSTS TO 15 MPH  
IN THE EVENING BECOMING LIGHT.  
RIDGETOP...........WEST 10 MPH BECOMING 5 MPH OVERNIGHT.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 17 MPH DECREASING TO 3 TO 7 MPH LATE  
IN THE EVENING.  
RAINFALL AMOUNT.....0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........13000-13800 FT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........83 83 30 30 30 15 15 15 27 27 27 33  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............87 84 80 76 73 71 69 67 65 64 63 63  
RH..............32 36 41 48 52 56 61 66 70 73 76 77  
SURFACE WND DIR.W W W W W SW SW SW SW SW SW SW  
SURFACE WND SPD.9 9 9 6 4 3 3 3 3 3 3 3  
SURFACE WND GST.17 16 14 12 9 8 7 7 8 7 7 6  
RIDGE WIND DIR..W W SE W W S W SW S SW W S  
RIDGE WIND SPD..10 10 10 5 5 5 5 5 5 5 5 10  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
SNOW LVL (KFT)..13 13 14 14 14 14 14 14 14 14 14 14  
   
SUNDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........33 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING WEST 7 TO 11 MPH WITH  
GUSTS TO AROUND 20 MPH IN THE AFTERNOON.  
RIDGETOP...........WEST AROUND 5 MPH BECOMING 10 TO 15 MPH IN  
THE AFTERNOON.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH INCREASING TO 13 TO 18 MPH  
LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........12800-13700 FT DECREASING TO 12400-12700 FT  
LATE IN THE MORNING.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........33 33 31 31 31 35 35 35 35 35 35 26  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............63 63 65 70 74 79 83 86 88 88 89 87  
RH..............77 79 75 65 55 45 39 36 33 34 33 34  
SURFACE WND DIR.SW SW W W W W W W W W W W  
SURFACE WND SPD.3 3 3 3 3 4 6 7 9 10 10 11  
SURFACE WND GST.6 7 6 7 8 9 10 13 16 20 22 20  
RIDGE WIND DIR..W W S SW SW S S SW S SW SW SW  
RIDGE WIND SPD..5 5 5 5 5 10 10 10 15 15 15 15  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
SNOW LVL (KFT)..14 14 13 13 13 13 13 13 12 12 12 13  
 
 
FORECASTER...STEFANIE SULLIVAN  
REQUESTED BY...CORY BRUCE  
TYPE OF REQUEST...OTHER  
.TAG 2616333.1/SGX  
.DELDT 07/04/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CBRUCE@RIVERSIDECA.GOV  
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