345
FNUS76 KSTO 150313
FWSSTO
SPOT FORECAST FOR HIGHLAND FIRE...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
813 PM PDT SUN JUN 14 2026
FORECAST IS BASED ON FORECAST START TIME OF 2000 PDT ON JUNE 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MOSTLY CLEAR OVERNIGHT IN THE VICINITY OF THE HIGHLAND FIRE, WITH
GENERALLY LIGHT TERRAIN DRIVEN WINDS FROM THE NORTH-NORTHEAST AT
AROUND 4 TO 8 MPH. CONTINUED HOT, DRY, AND MOSTLY CLEAR CONDITIONS
IN THE AREA ON TUESDAY WITH LOW DAYTIME HUMIDITY VALUES IN THE UPPER TEENS
TO LOW 20S AS HIGH PRESSURE DOMINATES THE WEATHER PATTERN. SIMILAR,
LIGHT TERRAIN DRIVEN WINDS ON TUESDAY AND WEDNESDAY. A WAVE OF ENERGY
IS FORECAST TO MOVE THROUGH THE AREA LATER THIS WEEK AND WILL BRING
A NON-ZERO CHANCE OF A STRAY SHOWER OR THUNDERSTORM BY WEDNESDAY NIGHT
THROUGH FRIDAY. CONFIDENCE LOW ON ANY DEVELOPMENT OF THUNDERSTORMS,
BUT THE BEST CHANCES CURRENTLY LOOK TO BE IN THE STANISLAUS NATIONAL
FOREST/AREAS SOUTH OF HWY-50. BEST TIMEFRAME FOR ANY SHOWER/STORM
DEVELOPMENT WILL BE IN THE LATE AFTERNOON AND EVENING HOURS.
MONDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....51-55.
MAX HUMIDITY........58-62 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTH WINDS UP TO 5 MPH SHIFTING TO THE
NORTHEAST LATE IN THE EVENING.
RIDGETOP...........NORTH 7 TO 12 MPH SHIFTING TO THE NORTHEAST 7
TO 10 MPH OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH INCREASING TO AROUND 10
MPH EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......CLEAR CLEAR CLEAR CLEAR CLEAR
CWR.............0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0
TEMP............76 62 59 57 55
RH..............49 60 56 50 48
SL/VL WIND......N 5 N 5 NE 5 NE 5 NE 5
SL/VL WIND GUST.10 10 10 10 10
RIDGETOP WIND...N 7 N 10 NE 10 E 7 E 8
MIX HGT (FT)....600 600 500 500 500
TRANSPORT WIND..N 5 N 5 NE 8 NE 10 NE 10
TUESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....88-92.
MIN HUMIDITY........17-21 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS UP TO 5 MPH EARLY IN THE
MORNING BECOMING LIGHT, THEN BECOMING WEST 5 TO
9 MPH LATE IN THE AFTERNOON.
RIDGETOP...........NORTHEAST 9 TO 10 MPH SHIFTING TO THE WEST 10
TO 12 MPH IN THE AFTERNOON.
MIXING HEIGHT.......8100 FT AGL.
TRANSPORT WINDS.....NORTHEAST 8 TO 10 MPH SHIFTING TO THE WEST 6 TO
10 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......CLEAR CLEAR CLEAR CLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............53 70 87 89
RH..............47 34 19 25
SL/VL WIND......NE 5G12 NE 3G9 W 3G9 W 9G17
RIDGETOP WIND...NE 9 N 10 NW 10 W 10
MIX HGT (FT)....500 900 8100 6600
TRANSPORT WIND..NE 10 NE 8 NW 6 W 10
TUESDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....51-55.
MAX HUMIDITY........58-62 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS UP TO 9 MPH IN THE EVENING BECOMING
LIGHT.
RIDGETOP...........WEST 12 TO 15 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 10 MPH SHIFTING TO THE NORTHEAST 5 TO
7 MPH LATE IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 PM 10 PM 2 AM
SKY COVER.......CLEAR MCLEAR CLEAR
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............83 65 56
RH..............33 57 55
SL/VL WIND......W 9G16 W 5G9 NE 2G5
RIDGETOP WIND...W 12 W 13 W 14
MIX HGT (FT)....5200 600 500
TRANSPORT WIND..W 10 W 7 NE 6
WEDNESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....85-89.
MIN HUMIDITY........23-27 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 7 MPH LATE IN
THE MORNING.
RIDGETOP...........WEST 8 TO 14 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 7 MPH SHIFTING TO THE WEST 7 TO
9 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...1 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 MCR MCR MCR PC
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............55 58 62 69 76 82 85 87 87 87 85 84
RH..............55 52 47 40 33 27 25 26 27 28 29 30
SL/VL WIND DIR..E E N N N W W W W W W W
SL/VL WIND SPD..3 3 0 0 0 6 6 6 7 7 7 7
SL/VL WIND GUST.6 6 2 2 2 14 14 14 13 13 13 14
RIDGE WIND DIR..W W W W W W W W W W W W
RIDGE WIND SPD..14 14 14 14 14 13 13 12 10 9 8 8
MIX HGT (KFT)...0.5 0.5 0.9 0.9 0.9 5.7 5.7 5.7 6.0 6.0 6.0 4.4
TRANSP WIND DIR.NE NE N N N W W W W W W W
TRANSP WIND SPD.7 7 5 5 5 7 7 7 9 9 9 8
FORECASTER...JW
REQUESTED BY...DAVID MCCREA
TYPE OF REQUEST...WILDFIRE
.TAG 2615521.0/STO
.DELDT 06/14/26
.FORMATTERVERSION 2.0.0
.EMAIL CHRISTOPHER.VAUGHN@USDA.GOV,DAVID.MCCREA@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page