601
FNUS75 KTWC 140158
FWSTWC
SPOT FORECAST FOR BOX FIRE...USFS
NATIONAL WEATHER SERVICE TUCSON AZ
658 PM MST SAT JUN 13 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MST ON JUNE 14.
DISCUSSION
MONSOON MOISTURE WILL REMAIN IN PLACE RESULTING IN
MINIMUM RHS IN THE 26-33 PERCENT RANGE WITH VERY GOOD RECOVERIES OVERNIGHT.
ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED THE NEXT COUPLE OF
AFTERNOONS/EARLY EVENINGS WITH THE POTENTIAL FOR GUSTY AND ERRATIC
WINDS DUE TO STORM OUTFLOWS. WINDS DURING THE AFTERNOON AND EVENINGS
WILL BE NORTHWESTERLY 10-14 MPH AND GUSTS UP TO 22 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY SUNNY IN THE AFTERNOON
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......0 PERCENT INCREASING TO 30 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....82-85 DEGREES.
MIN HUMIDITY........26-29 PERCENT.
20-FOOT WINDS.......WEST WINDS 3 TO 6 MPH SHIFTING TO THE NORTHWEST 10 TO 14 MPH
WITH GUSTS TO AROUND 22 MPH IN THE AFTERNOON. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (1500 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (116400 KNOT-FT) IN THE
AFTERNOON.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 10800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 3 TO 4 KNOTS SHIFTING TO THE
NORTHWEST 5 TO 12 KNOTS EARLY IN THE MORNING.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........12 21 30 45
WEATHER COV..... S CHC CHANCE
WEATHER TYPE....NONE NONE RNSHWR RNSHWR
TSTM COV........ S CHC CHANCE
CWR.............0 0 10 30
TEMP............69 77 83 83
RH..............49 38 32 28
20 FT WIND......W 3 W 5 NW 8G14 NW 13G20
MIX HGT (FT)....500 3300 8700 10600
TRANSPORT WIND..SW 3 NW 6 W 9 W 10
VRATE KT-FT/1K..2 20 79 106
VENTRATE CAT....POOR FAIR VYGD EXNT
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
CHANCE OF PCPN......20 PERCENT DECREASING TO 0 PERCENT LATE IN THE
EVENING.
MIN TEMPERATURE.....66-69 DEGREES.
MAX HUMIDITY........56-59 PERCENT.
20-FOOT WINDS.......NORTHWEST WINDS 8 TO 12 MPH WITH GUSTS TO 20 MPH
IN THE EARLY EVENING BECOMING DOWNSLOPE 3 TO 6 MPH
OVERNIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS IN THE EVENING.
SMOKE DISPERSAL.....GOOD (62400 KNOT-FT) DECREASING TO POOR (1800
KNOT-FT).
MIXING HEIGHT.......4800 FT AGL DECREASING TO 400 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 13 KNOTS SHIFTING TO THE EAST AROUND 5
KNOTS EARLY IN THE MORNING.
TIME (MST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........48 33 20 9
WEATHER COV.....S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR NONE NONE
TSTM COV........S CHC S CHC
CWR.............20 20 0 0
TEMP............80 74 72 69
RH..............35 43 49 54
20 FT WIND......NW 10G18 W 6G14 E 4 E 3
MIX HGT (FT)....4800 600 500 400
TRANSPORT WIND..W 13 W 8 SW 6 S 5
VRATE KT-FT/1K..62 5 3 2
VENTRATE CAT....GOOD POOR POOR POOR
MONDAY
SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY SUNNY IN THE AFTERNOON
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
CHANCE OF PCPN......0 PERCENT INCREASING TO 30 PERCENT IN THE AFTERNOON.
MAX TEMPERATURE.....81-84 DEGREES.
MIN HUMIDITY........30-33 PERCENT.
20-FOOT WINDS.......WEST WINDS 3 TO 6 MPH SHIFTING TO THE NORTHWEST 10 TO 14 MPH
WITH GUSTS TO AROUND 22 MPH IN THE AFTERNOON. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (2000 KNOT-FT) INCREASING TO EXCELLENT
(118400 KNOT-FT).
MIXING HEIGHT.......1400 FT AGL INCREASING TO 10600 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 4 KNOTS SHIFTING TO THE
NORTHWEST 5 TO 12 KNOTS EARLY IN THE MORNING.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........15 13 23 44
WEATHER COV..... S CHC CHANCE
WEATHER TYPE....NONE NONE RNSHWR RNSHWR
TSTM COV........ S CHC CHANCE
CWR.............0 0 10 30
TEMP............69 75 81 81
RH..............56 44 35 31
20 FT WIND......E 3 W 5 NW 6G12 NW 10G20
MIX HGT (FT)....500 4500 8600 10300
TRANSPORT WIND..NE 4 NW 6 NW 9 NW 11
VRATE KT-FT/1K..2 27 78 113
VENTRATE CAT....POOR FAIR VYGD EXNT
FORECASTER...RASMUSSEN
REQUESTED BY...WES GUTWEILER
TYPE OF REQUEST...WILDFIRE
.TAG 2615454.0/TWC
.DELDT 06/13/26
.FORMATTERVERSION 2.0.0
.EMAIL WESLEY_GUTWEILER@FIRENET.GOV
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