972
FNUS75 KTWC 081828
FWSTWC
SPOT FORECAST FOR FINGER RIDGE FIRE...TIFIC
NATIONAL WEATHER SERVICE TUCSON AZ
1128 AM MST SAT AUG 8 2026
FORECAST IS BASED ON FORECAST START TIME OF 0000 MST ON AUGUST 08.
DISCUSSION
WINDS UPSLOPE AND UPVALLEY THIS AFTERNOON WITH A FEW
GUSTY WINDS DEVELOPING DURING THE AFTERNOON HOURS. SLIGHT CHANCE
(10-20%) FOR A SHOWER OR THUNDERSTORM TO DEVELOP BETWEEN 2-8 PM WITH
THE MOST LIKELY TIMEFRAME BETWEEN 3-5 PM. A BETTER CHANCE FOR
WETTING RAINS LATE SUNDAY AFTERNOON INTO SUNDAY EVENING ALONG WITH
INCREASED CHANCE OF ERRATIC WINDS. HOT THIS WEEKEND WITH MAJOR HEATRISK.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE
IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....100-103 DEGREES.
MIN HUMIDITY........21-24 PERCENT.
20-FOOT WINDS.......EAST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
OTHERWISE, PEAK GUSTS WILL TOP OUT AROUND 20 MPH.
SMOKE DISPERSAL.....GOOD BECOMING VERY GOOD (80100 KNOT-FT) IN THE
AFTERNOON.
MIXING HEIGHT.......400 FT AGL INCREASING TO 11400 FT AGL.
TRANSPORT WINDS.....NORTHEAST 4 TO 6 KNOTS LATE IN THE
MORNING SHIFTING TO THE EAST 6 TO 7 KNOTS
IN THE AFTERNOON
TIME (MST) NOON 3 PM
SKY (%).........3 13
WEATHER COV..... S CHC
WEATHER TYPE....NONE RNSHWR
TSTM COV........ S CHC
CWR.............0 20
TEMP............97 101
RH..............28 22
20 FT WIND......S 5G8 S 4G10
MIX HGT (FT)....8100 11400
TRANSPORT WIND..E 6 SE 7
VRATE KT-FT/1K..49 80
VENTRATE CAT....GOOD VYGD
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING.
CHANCE OF PCPN......10 PERCENT BEFORE 8 PM.
MIN TEMPERATURE.....78-81 DEGREES.
MAX HUMIDITY........47-50 PERCENT.
20-FOOT WINDS.......SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE
NORTHEAST 5 TO 9 MPH EARLY IN THE EVENING, THEN
SHIFTING TO THE EAST 5 TO 10 MPH IN THE LATE
EVENING AND OVERNIGHT. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
SMOKE DISPERSAL.....GOOD (52500 KNOT-FT) DECREASING TO POOR (3000
KNOT-FT).
MIXING HEIGHT.......8800 FT AGL DECREASING TO 500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 6 KNOTS SHIFTING TO THE NORTH
6 TO 7 KNOTS EARLY IN THE EVENING, THEN
SHIFTING TO THE SOUTHWEST LATE IN THE EVENING
SHIFTING TO THE SOUTHEAST OVERNIGHT.
TIME (MST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........22 23 16 21
WEATHER COV.....S CHC
WEATHER TYPE....RNSHWR NONE NONE NONE
TSTM COV........S CHC
CWR.............10 10 10 0
TEMP............98 92 87 81
RH..............24 29 35 43
20 FT WIND......S 5G10 NE 5G8 E 6G10 E 5G8
MIX HGT (FT)....8800 600 500 700
TRANSPORT WIND..SE 6 N 6 E 7 SE 6
VRATE KT-FT/1K..53 4 4 4
VENTRATE CAT....GOOD POOR POOR POOR
SUNDAY
SKY/WEATHER.........SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS LATE
IN THE AFTERNOON.
CHANCE OF PCPN......10 PERCENT INCREASING TO 40 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....99-102 DEGREES.
MIN HUMIDITY........22-25 PERCENT.
20-FOOT WINDS.......EAST WINDS 5 TO 8 MPH SHIFTING TO THE SOUTHWEST
UP TO 5 MPH EARLY IN THE MORNING, THEN SHIFTING
TO THE WEST IN THE LATE MORNING AND AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (2000 KNOT-FT) INCREASING TO GOOD (51000
KNOT-FT) EARLY IN THE MORNING INCREASING TO
VERY GOOD (70900 KNOT-FT) IN THE AFTERNOON.
MIXING HEIGHT.......2400 FT AGL INCREASING TO 4500 FT AGL LATE IN
THE MORNING, THEN INCREASING TO 8400 FT AGL
EARLY IN THE AFTERNOON INCREASING TO 10100 FT
AGL LATE IN THE AFTERNOON DECREASING TO 7300 FT
AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 4 KNOTS SHIFTING TO THE
SOUTHWEST EARLY IN THE MORNING, THEN SHIFTING
TO THE NORTHWEST 5 TO 6 KNOTS LATE IN THE
MORNING SHIFTING TO THE NORTH 6 TO 7 KNOTS IN
THE AFTERNOON.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........19 7 11 17
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 10
TEMP............79 88 97 99
RH..............48 39 28 23
20 FT WIND......E 4G6 W 4G6 W 6G10 NW 5G11
MIX HGT (FT)....500 2400 6500 10100
TRANSPORT WIND..SE 4 NW 5 N 6 NE 7
VRATE KT-FT/1K..2 12 39 71
VENTRATE CAT....POOR MRGL FAIR VYGD
FORECASTER...VAN STRATTEN
REQUESTED BY...RUSSO
TYPE OF REQUEST...WILDFIRE
.TAG 2619211.0/TWC
.DELDT 08/08/26
.FORMATTERVERSION 2.0.0
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