026
FNUS76 KSTO 091902
FWSSTO
SPOT FORECAST FOR SOUTH GROVE RX BURN...CALIFORNIA STATE PARKS
NATIONAL WEATHER SERVICE SACRAMENTO CA
1202 PM PDT FRI OCT 9 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON OCTOBER 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
COOLER TEMPERATURES, INCREASING HUMIDITY AND BREEZY
CONDITIONS ARE EXPECTED FOR THIS WEEKEND. BREEZY SOUTH WINDS ARE
EXPECTED ON SATURDAY, WITH GUSTS UP TO 30 MPH LATE IN THE
MORNING, SHIFTING TO SOUTHEAST EARLY IN THE AFTERNOON. WINDS ARE
EXPECTED TO GRADUALLY EASE DURING THE EVENING HOURS. ANOTHER ROUND
OF BREEZY SOUTH WINDS, BUT SLIGHTLY WEAKER THAN SATURDAY, IS
EXPECTED ON SUNDAY. GENTLE WINDS WILL BE OUT OF THE SOUTHEAST
SHIFTING TO SOUTHWEST WITH GUSTS UP TO AROUND 20 MPH SUNDAY
AFTERNOON. DAYTIME RELATIVE HUMIDITY IN THE 40S ON SATURDAY,
INCREASING TO THE 50S PERCENT ON SUNDAY. EXPECT MODERATE
OVERNIGHT RH RECOVERIES SATURDAY NIGHT, FOLLOWED BY GOOD
RECOVERIES LATE IN THE WEEKEND AND EARLY NEXT WEEK. DRY WEATHER
CONDITIONS PERSIST THROUGH SATURDAY, BEFORE UNSETTLED WEATHER
SUNDAY INTO MONDAY. CURRENTLY THERE IS A 5-15% OF RAIN GREATER
THAN 0.10 INCHES ON SUNDAY, INCREASING TO 30-55% CHANCE SUNDAY
NIGHT THROUGH MONDAY, WITH THE HIGHEST CHANCES ON MONDAY. IN
ADDITION, THERE IS A SLIGHT CHANCE (10%) OF ISOLATED THUNDERSTORMS
SUNDAY INTO MONDAY.
SATURDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....62-66.
MIN HUMIDITY........41-45 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND
26 MPH INCREASING TO 5 TO 12 MPH WITH GUSTS TO
AROUND 29 MPH IN THE AFTERNOON.
RIDGETOP...........SOUTH WINDS UP TO 10 MPH, INCREASING TO 15 MPH
WITH GUSTS UP TO AROUND 30 MPH LATE IN THE MORNING AND AFTERNOON.
MIXING HEIGHT.......5200 FT AGL.
TRANSPORT WINDS.....SOUTH 16 TO 24 MPH.
CWR.................1 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MCR MCR CLR MCR MCR MCR MCR CLR MCR MCR
CWR.............0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0
TEMP............57 57 59 62 63 63 62 62 60 58
RH..............54 52 47 43 44 45 48 50 53 59
SL/VL WIND DIR..SE S S S S S S S S S
SL/VL WIND SPD..5 8 10 10 12 12 12 12 10 8
SL/VL WIND GUST.9 17 24 26 28 29 29 29 28 26
RIDGE WIND DIR..S S S S S S S S S S
RIDGE WIND SPD..6 8 10 13 13 15 15 15 15 12
MIX HGT (KFT)...2.3 2.3 2.3 5.2 5.2 5.2 5.2 5.2 5.2 2.8
TRANSP WIND DIR.S S S S S S S S S S
TRANSP WIND SPD.16 16 16 23 23 23 24 24 24 16
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR. SLIGHT CHANCE OF RAIN EARLY IN
THE MORNING.
MIN TEMPERATURE.....48-52.
MAX HUMIDITY........62-66 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 8 MPH WITH GUSTS TO AROUND 26
MPH IN THE EVENING BECOMING LIGHT.
RIDGETOP...........SOUTH 7 TO 16 MPH WITH GUSTS UP TO 25 MPH SHIFTING
TO THE SOUTHEAST 6 TO 8 MPH LATE IN THE EVENING.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 16 MPH SHIFTING TO THE SOUTHEAST 6
TO 8 MPH LATE IN THE EVENING.
CWR.................5 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR PC PC PC PC
CWR.............0 0 0 0 0 0 0 0 0 0 0 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............56 52 51 52 52 53 54 54 53 53 53 52
RH..............64 68 70 67 64 61 58 57 58 58 60 61
SL/VL WIND DIR..S S SE SE SE SE SE SE SE SE SE SE
SL/VL WIND SPD..8 8 6 6 6 2 2 2 2 2 2 2
SL/VL WIND GUST.26 26 15 15 15 7 7 7 5 5 5 5
RIDGE WIND DIR..S S S S S S S S SE SE SE SE
RIDGE WIND SPD..16 16 7 7 7 6 6 6 8 8 8 7
MIX HGT (KFT)...2.8 2.8 0.6 0.6 0.6 0.5 0.5 0.5 0.7 0.7 0.7 0.7
TRANSP WIND DIR.S S S S S S S S SE SE SE SE
TRANSP WIND SPD.16 16 7 7 7 6 6 6 8 8 8 7
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE
MORNING, THEN CHANCE OF RAIN LATE IN THE
MORNING.
MAX TEMPERATURE.....54-58.
MIN HUMIDITY........62-66 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHEAST UP TO 5 MPH
EARLY IN THE MORNING, THEN SHIFTING TO THE
SOUTHWEST 5 TO 8 MPH WITH GUSTS TO AROUND 21
MPH LATE IN THE MORNING.
RIDGETOP...........SOUTHEAST 7 TO 13 MPH SHIFTING TO THE SOUTHWEST
12 TO 13 MPH WITH GUSTS UP TO 20 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 13 MPH SHIFTING TO THE SOUTHWEST
12 TO 13 MPH LATE IN THE AFTERNOON.
CWR.................5 PERCENT INCREASING TO 16 PERCENT LATE IN THE
MORNING.
CHANCE OF THUNDER...5 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC PC PC PC PC MC MC MC MC MC MC MC
CWR.............10 10 10 10 10 20 20 20 20 20 20 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 10 10 10 10
TEMP............52 51 50 51 52 53 53 53 53 52 51 50
RH..............62 64 65 65 65 64 64 64 65 68 73 76
SL/VL WIND DIR..SE SE SE SE SE S S S SW SW SW SW
SL/VL WIND SPD..2 2 5 5 5 7 7 7 8 8 8 6
SL/VL WIND GUST.5 5 9 9 9 20 20 20 21 21 21 17
RIDGE WIND DIR..SE SE SE SE SE S S S SW SW SW S
RIDGE WIND SPD..7 7 10 10 10 13 13 13 12 12 12 13
MIX HGT (KFT)...0.7 0.7 0.8 0.8 0.8 4.0 4.0 4.0 4.5 4.5 4.5 3.9
TRANSP WIND DIR.SE SE SE SE SE S S S SW SW SW S
TRANSP WIND SPD.7 7 10 10 10 13 13 13 12 12 12 13
FORECAST DAYS 3 THROUGH 5
COLUMBUS DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 40S. LIGHT WINDS.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 50S. LIGHT WINDS.
WEDNESDAY
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH.
FORECASTER...ZV
REQUESTED BY...WILLIAM GEER
TYPE OF REQUEST...PRESCRIBED
.TAG 2623495.0/STO
.DELDT 10/09/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.GEER@PARKS.CA.GOV,BEN.JACOBS@PARKS.CA.GOV,RICHARD.RAPPAPORT@PARKS.CA.GOV
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