910  
FNUS75 KTWC 130028  
FWSTWC  
 
SPOT FORECAST FOR MULE DEER...USFS  
NATIONAL WEATHER SERVICE TUCSON AZ  
528 PM MST WED AUG 12 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 MST ON AUGUST 12.  
   
DISCUSSION  
ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE  
THIS EVENING AND OVERNIGHT. MAIN THREAT WILL BE BRIEF HEAVY RAINFALL  
WITH SOME STORMS CAPABLE OF WIND GUSTS 30-40 MPH. RAIN CHANCES DWINDLE  
THURSDAY MORNING THEN PICK BACK UP (60 PERCENT) THURSDAY AFTERNOON  
AND EVENING. DRIER AIR MOVES IN FRIDAY LEADING TO JUST A 20 PERCENT  
CHANCE FOR STORMS FRIDAY AFTERNOON. OUTSIDE OF STORMS WINDS WILL  
GENERALLY BE OUT OF THE WEST SOUTHWEST 5 TO 10 MPH. WINDS BRIEFLY  
TURN SOUTHEAST FRIDAY MORNING. MIN RH WILL BE IN THE LOW 40S THURSDAY,  
DROPPING TO THE MID 30S FRIDAY.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......50 PERCENT DECREASING TO 30 PERCENT OVERNIGHT.  
MIN TEMPERATURE.....66-69 DEGREES.  
MAX HUMIDITY........81-84 PERCENT.  
20-FOOT WINDS.......SOUTH SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....MARGINAL (14700 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2000 KNOT-FT) LATER IN THE  
EVENING.  
MIXING HEIGHT.......600 FT AGL DECREASING TO 500 FT AGL IN THE LATE  
EVENING AND OVERNIGHT.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 7 KNOTS.  
 
TIME (MST) 6 PM 9 PM MIDNGT 3 AM  
SKY (%).........76 68 81 80  
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........CHANCE CHANCE CHANCE CHANCE  
CWR.............50 40 30 30  
TEMP............78 73 71 68  
RH..............55 63 70 76  
20 FT WIND......W 6G11 SW 6G10 S 4G7 SW 5G7  
MIX HGT (FT)....2500 500 500 500  
TRANSPORT WIND..W 6 SW 6 S 4 W 5  
VRATE KT-FT/1K..15 3 2 3  
VENTRATE CAT....MRGL POOR POOR POOR  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT IN THE AFTERNOON.  
MAX TEMPERATURE.....82-85 DEGREES.  
MIN HUMIDITY........43-46 PERCENT.  
20-FOOT WINDS.......WEST SOUTHWEST 5 TO 10 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....POOR (4100 KNOT-FT) EARLY IN THE MORNING INCREASING  
TO GOOD (42800 KNOT-FT) IN THE AFTERNOON.  
MIXING HEIGHT.......2400 FT AGL INCREASING TO 5600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 4 TO 6 KNOTS SHIFTING TO THE WEST 7  
TO 8 KNOTS IN THE AFTERNOON.  
 
TIME (MST) 6 AM 9 AM NOON 3 PM  
SKY (%).........78 61 68 71  
WEATHER COV..... CHANCE CHANCE  
WEATHER TYPE.... RNSHWR RNSHWR  
TSTM COV........ CHANCE CHANCE  
CWR.............0 0 30 60  
TEMP............67 74 81 83  
RH..............82 68 50 44  
20 FT WIND......E 4G6 W 5G8 W 6G10 N 8G13  
MIX HGT (FT)....1000 2400 5200 5300  
TRANSPORT WIND..S 4 SW 5 W 7 W 8  
VRATE KT-FT/1K..4 12 37 43  
VENTRATE CAT....POOR MRGL FAIR GOOD  
   
THURSDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT.  
CHANCE OF PCPN......40 PERCENT DECREASING TO 15 PERCENT AFTER MIDNIGHT.  
MIN TEMPERATURE.....66-69 DEGREES.  
MAX HUMIDITY........74-77 PERCENT.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 7 MPH SHIFTING TO THE  
SOUTHEAST UP TO 5 MPH AFTER 3 AM. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....FAIR (24000 KNOT-FT) DECREASING TO POOR (1800  
KNOT-FT).  
MIXING HEIGHT.......1100 FT AGL DECREASING TO 400 FT AGL EARLY IN  
THE EVENING.  
TRANSPORT WINDS.....SOUTHWEST 4 TO 8 KNOTS SHIFTING TO THE  
SOUTHEAST AROUND 4 KNOTS EARLY IN THE MORNING.  
 
TIME (MST) 6 PM 9 PM MIDNGT 3 AM  
SKY (%).........57 37 51 59  
WEATHER COV.....CHANCE S CHC S CHC S CHC  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........CHANCE S CHC S CHC S CHC  
CWR.............40 20 15 15  
TEMP............80 74 71 69  
RH..............49 58 65 69  
20 FT WIND......S 5G10 S 5G7 S 4G6 SE 3G6  
MIX HGT (FT)....3000 600 400 400  
TRANSPORT WIND..SW 8 S 7 SW 5 SW 5  
VRATE KT-FT/1K..24 4 2 2  
VENTRATE CAT....FAIR POOR POOR POOR  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY.  
CHANCE OF PCPN......20 PERCENT IN THE AFTERNOON.  
MAX TEMPERATURE.....85-88 DEGREES.  
MIN HUMIDITY........35-38 PERCENT.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 10 MPH IN THE LATE MORNING AND  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....POOR (2000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (43900 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......1700 FT AGL INCREASING TO 7900 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 4 KNOTS SHIFTING TO THE SOUTHWEST 5  
TO 6 KNOTS IN THE LATE MORNING AND EARLY  
AFTERNOON.  
 
TIME (MST) 6 AM 9 AM NOON 3 PM  
SKY (%).........14 12 20 40  
WEATHER COV..... S CHC S CHC  
WEATHER TYPE....NONE NONE RNSHWR RNSHWR  
TSTM COV........ S CHC S CHC  
CWR.............0 0 20 20  
TEMP............67 75 82 85  
RH..............75 60 44 38  
20 FT WIND......E 3G5 SE 4G6 SW 5G8 SW 8G13  
MIX HGT (FT)....500 2900 6700 7900  
TRANSPORT WIND..E 4 SE 4 SW 5 W 7  
VRATE KT-FT/1K..2 12 34 55  
VENTRATE CAT....POOR MRGL FAIR GOOD  
 
 
FORECASTER...HARDIN  
REQUESTED BY...SARAH TOLSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619398.3/TWC  
.DELDT 08/12/26  
.FORMATTERVERSION 2.0.0  
.EMAIL AMBERCLAD@COX.NET,AZTDC@FIRENET.GOV  
 
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