453
FNUS76 KSTO 060339
FWSSTO
SPOT FORECAST FOR CALLEN HILL WILDLAND FIRE TRAINING BURN...VACAVILLE FIRE DEPARTMENT
NATIONAL WEATHER SERVICE SACRAMENTO CA
839 PM PDT FRI JUN 5 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON JUNE 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
NORTH WINDS SHIFT TO THE SOUTHWEST ON SUNDAY THEN CONTINUED
SOUTHWEST-WEST WINDS INTO MONDAY, STRONGEST MONDAY AFTERNOON INTO
THE EVENING WITH AFTERNOON GUSTS 15 TO 25 MPH. DAYTIME HUMIDITY
VALUES IN THE LOW TO MID 20S ON SUNDAY THEN TRENDING HIGHER INTO
THE 30S MONDAY-TUESDAY.
FORECASTS KEEP THE AREA DRY EARLY NEXT WEEK BUT THERE IS A NONZERO
CHANCE FOR LIGHT PRECIPITATION MONDAY EVENING (5-10%) BUT LESS
THAN 0.10" EXPECTED IF ANY RAIN DOES OCCUR.
SUNDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....84-88.
MIN HUMIDITY........17-21 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT NORTH WINDS SHIFTING TO THE SOUTHWEST 7
TO 12 MPH LATE IN THE AFTERNOON WITH GUSTS UP
TO 15-20 MPH.
RIDGETOP...........NORTH 8 TO 13 MPH SHIFTING TO THE SOUTHWEST
8 TO 13 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......5300 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 13 MPH SHIFTING TO THE SOUTHWEST
8 TO 13 MPH LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR MCR
TEMP............57 59 64 68 73 77 80 83 84 86 86 85
RH..............55 48 39 33 28 24 21 20 19 18 18 19
SL/VL WIND DIR..NW NW N N N N N N SW SW SW SW
SL/VL WIND SPD..5 5 7 7 7 8 8 8 7 7 7 12
SL/VL WIND GUST.10 10 15 15 15 16 16 16 14 14 14 21
RIDGE WIND DIR..W NW NW W W W W W SW SW SW SW
RIDGE WIND SPD..13 12 12 12 10 10 9 9 9 10 13 14
MIX HGT (KFT)...0.4 0.4 1.6 1.6 1.6 3.7 3.7 3.7 5.3 5.3 5.3 4.2
TRANSP WIND DIR.N N N N N N N N SW SW SW SW
TRANSP WIND SPD.10 10 13 13 13 12 12 12 8 8 8 13
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....55-59.
MAX HUMIDITY........53-57 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 6 TO 12 MPH.
RIDGETOP...........SOUTHWEST WINDS 9 TO 15 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 14 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR MCR MCR MCR MCR PC PC PC PC PC PC PC
TEMP............84 81 78 75 71 68 65 63 61 59 58 57
RH..............21 24 27 30 34 38 42 45 48 52 54 55
SL/VL WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
SL/VL WIND SPD..12 12 9 9 9 7 7 7 6 6 6 5
SL/VL WIND GUST.21 21 16 15 15 12 11 11 10 10 10 9
RIDGE WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..13 13 13 13 13 13 13 13 13 13 13 10
MIX HGT (KFT)...4.2 4.2 0.6 0.6 0.6 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.14 13 13 13 13 13 13 13 10 10 10 8
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....78-82.
MIN HUMIDITY........31-35 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 8 TO 13 MPH INCREASING TO 11
TO 16 MPH WITH GUSTS 25 TO 30 MPH LATE IN
THE AFTERNOON.
RIDGETOP...........WEST 17 TO 26 MPH INCREASING TO 28 TO 33 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
CWR.................6 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC PC PC PC PC PC PC PC PC PC PC PC
CWR.............0 0 0 0 0 10 10 10 10 10 10 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............58 60 62 65 69 72 75 77 78 79 79 78
RH..............53 49 45 40 36 33 32 33 34 36 38 40
SL/VL WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
SL/VL WIND SPD..5 5 6 6 6 8 8 8 13 13 13 15
SL/VL WIND GUST.9 9 10 10 10 15 15 15 23 23 23 28
RIDGE WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..10 10 12 12 12 12 12 12 15 15 15 15
MIX HGT (KFT)...0.4 0.4 1.2 1.2 1.2 2.5 2.5 2.5 4.0 4.0 4.0 2.5
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.10 10 12 12 12 12 12 12 15 15 15 15
FORECAST DAYS 3 THROUGH 5
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80. SOUTHWEST
WINDS AROUND 10 MPH.
WEDNESDAY
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S. WEST WINDS
AROUND 7 MPH.
THURSDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID 90S. NORTHWEST
WINDS AROUND 14 MPH.
FORECASTER...DA
REQUESTED BY...KEVIN ERICKSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2614916.0/STO
.DELDT 06/06/26
.FORMATTERVERSION 2.0.0
.EMAIL ALEX.NOUROT@CITYOFVACAVILLE.GOV,AJ.CAVAGNARO@CITYOFVACAVILLE.GOV,KEVIN.ERICKSON@CITYOFVACAVILLE.GOV,BRANDON.MEDINA@CITYOFVACAVILLE.GOV,JUSTIN.TABOR@CITYOFVACAVILLE.GOV
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