924  
FNUS55 KSLC 251025  
FWFSLC  
 
FIRE WEATHER PLANNING FORECAST FOR UTAH  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
425 AM MDT TUE AUG 25 2026  
   
..AFTERNOON THUNDERSTORMS DECREASE IN COVERAGE BUT PERSIST
 
 
   
BROADCAST DISCUSSION
 
HIGH PRESSURE REMAINS ACROSS THE FOUR CORNERS  
WITH THUNDERSTORMS DEVELOPING EACH DAY THROUGH THE WEEK, ALTHOUGH  
COVERAGE DECREASES AS SLIGHTLY DRIER AIR PUSHES IN. STRONG GUSTY  
OUTFLOW WINDS WILL BE A THEME MOST EVENINGS NEAR WEAKENING STORMS.  
SOUTHWESTERLY WINDS INCREASE BY THE END OF THE WEEK.  
   
DISCUSSION
 
HIGH PRESSURE WILL REMAIN FAIRLY STATIONARY ACROSS  
THE FOUR CORNERS REGION THROUGH THE WEEKEND WITH ISOLATED TO  
SCATTERED THUNDERSTORMS EACH AFTERNOON AND GRADUALLY WEAKENING AND  
DECREASING OVERNIGHT. GIVEN SOME SLIGHTLY DRIER AIR NEAR THE  
SURFACE THESE STORMS HAVE BEEN PRODUCING STRONG GUSTY OUTFLOW  
WINDS THAT CAN TRAVEL LONG DISTANCES AWAY FROM WEAKENING STORMS.  
 
SOUTHWESTERLY WINDS START TO INCREASE TOWARDS THE END OF THE WEEK  
AS A LOW PRESSURE SYSTEM MOVES INTO THE PNW. THIS WILL ALSO  
COINCIDE WITH SOME LOWER RELATIVE HUMIDITY THAT COULD RESULT IN  
LOCALLY CRITICAL FIRE WEATHER CONDITIONS. MOISTURE DOES REMAIN  
DRAPED ACROSS THE AREA THROUGH THE WEEKEND AND INTO EARLY NEXT  
WEEK.  
 
***THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS***  
***ALL WINDS ARE 20 FOOT, 10-MINUTE AVERAGES***  
 
UTZ478-260030-  
SALT LAKE DESERT-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER). NORTH  
OF I-80, ISOLATED SHOWERS AND THUNDERSTORMS  
AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....84-93 NEAR 5000 FEET.  
72-78 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........18-28% NEAR 5000 FEET.  
26-36% NEAR 8000 FEET.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTH IN THE  
AFTERNOON.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......11600 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......780.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....60-70 NEAR 5000 FEET.  
57-64 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........43-53%.  
24 HR TREND......13% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60% CLOUD COVER). SOUTH OF  
I-80, ISOLATED SHOWERS AND THUNDERSTORMS AFTER  
1200.  
CHANCE LIGHTNING....10% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....86-94 NEAR 5000 FEET.  
73-79 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........17-27% NEAR 5000 FEET.  
24-34% NEAR 8000 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......EAST WINDS AROUND 5 MPH BECOMING SOUTH IN THE  
AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
MIXING HEIGHT.......13100 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......980.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. ISOLATED RAIN SHOWERS. LOWS IN THE MID  
60S IN THE VALLEYS AND AROUND 60 IN THE MOUNTAINS. HIGHS IN THE  
LOWER 90S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS  
AND IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE  
UPPER 50S IN THE MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS  
AND AROUND 70 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.   
SUNDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE  
MID 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS  
AND IN THE UPPER 60S IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS.  
=  
 

 
 
UTZ479-260030-  
WASATCH MOUNTAINS-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER). NORTH  
OF I-80, ISOLATED SHOWERS AND THUNDERSTORMS  
AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....85-93 NEAR 5000 FEET.  
74-84 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........21-31%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH BECOMING WEST IN  
THE AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......11900 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....54-64.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........57-67% NEAR 5000 FEET.  
49-59% NEAR 8000 FEET.  
24 HR TREND......12% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING EAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (60-70% CLOUD COVER). NORTH  
OF I-80, ISOLATED SHOWERS AND THUNDERSTORMS  
AFTER 1200. SOUTH OF I-80, SCATTERED SHOWERS  
AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0% NORTH OF I-80 AND 10% SOUTH OF I-80.  
MAX TEMPERATURE.....87-94 NEAR 5000 FEET.  
75-85 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........18-26% NEAR 5000 FEET.  
24-34% NEAR 8000 FEET.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......EAST WINDS AROUND 5 MPH BECOMING WEST IN THE  
AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......12300 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN  
THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.   
FRIDAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
SOUTH WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN  
THE LOWER 70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S IN  
THE VALLEYS AND AROUND 70 IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 80S IN  
THE VALLEYS AND AROUND 70 IN THE MOUNTAINS.  
=  
 

 
 
UTZ480-260030-  
UINTA MOUNTAINS-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (70-80% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....79-85 NEAR 7000 FEET.  
70-76 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........26-36%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH BECOMING WEST IN THE  
AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......10800 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....51-58 NEAR 7000 FEET.  
42-52 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........51-61% NEAR 7000 FEET.  
64-74% NEAR 9000 FEET.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 5 MPH BECOMING SOUTHEAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER). ISOLATED  
RAIN SHOWERS UNTIL 1200, THEN SCATTERED SHOWERS  
AND THUNDERSTORMS.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................30%.  
MAX TEMPERATURE.....79-85 NEAR 7000 FEET.  
70-76 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........30-40%.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH BECOMING WEST IN THE  
AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......10200 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID  
70S IN THE MOUNTAINS. SOUTH WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS RAIN SHOWERS AND SCATTERED  
THUNDERSTORMS. LOWS IN THE UPPER 50S IN THE VALLEYS AND AROUND  
50 IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN  
THE UPPER 60S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE  
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S  
IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE  
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S  
IN THE MOUNTAINS.  
=  
 

 
 
UTZ481-260030-  
WESTERN ASHLEY NATIONAL FOREST-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (75-85% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................20%.  
MAX TEMPERATURE.....78-84 NEAR 7000 FEET.  
65-72 NEAR 10000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........26-30% NEAR 7000 FEET.  
30-40% NEAR 10000 FEET.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH IN  
THE AFTERNOON.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......9500 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....54-60 NEAR 7000 FEET.  
42-52 NEAR 10000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........42-48% NEAR 7000 FEET.  
52-62% NEAR 10000 FEET.  
24 HR TREND......10% DRIER.  
20-FOOT WINDS.......NORTH WINDS 5 TO 10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (75-85% CLOUD COVER).  
ISOLATED RAIN SHOWERS UNTIL 1200, THEN NUMEROUS  
RAIN SHOWERS AND SCATTERED THUNDERSTORMS.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................30%.  
MAX TEMPERATURE.....77-84 NEAR 7000 FEET.  
65-71 NEAR 10000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........27-33% NEAR 7000 FEET.  
33-40% NEAR 10000 FEET.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING WEST AROUND 10 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......8900 FT AGL (60-70TH PERCENTILE).  
CLEARING INDEX......950.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S IN THE VALLEYS AND AROUND 50 IN THE MOUNTAINS.  
HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE UPPER 60S IN THE  
MOUNTAINS. WEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS RAIN SHOWERS AND SCATTERED  
THUNDERSTORMS. LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE  
UPPER 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS  
AND IN THE MID 60S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S IN THE VALLEYS AND IN THE MID 40S IN THE  
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE LOWER 40S IN THE  
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND AROUND 60 IN  
THE MOUNTAINS.  
=  
 

 
 
UTZ482-260030-  
WESTERN UINTAH BASIN-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (60-70% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....84-90 NEAR 6000 FEET.  
76-82 NEAR 8000 FEET.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........22-30%.  
24 HR TREND......1% WETTER NEAR 6000 FEET.  
6% DRIER NEAR 8000 FEET.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING SOUTH IN  
THE AFTERNOON.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......11600 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....52-62.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........49-59%.  
24 HR TREND......10% DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING NORTHWEST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (65-75% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....83-89 NEAR 6000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........25-33%.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING SOUTH IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11000 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S IN THE VALLEYS AND  
AROUND 80 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND AROUND 80 IN THE MOUNTAINS. WEST  
WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS AROUND 60. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE  
UPPER 70S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN  
THE MID 70S IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS AROUND 80 IN THE VALLEYS AND IN THE  
LOWER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ483-260030-  
SOUTHERN ASHLEY NATIONAL FOREST-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (60-70% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....81-87 NEAR 7000 FEET.  
71-77 NEAR 9000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........21-28% NEAR 7000 FEET.  
27-35% NEAR 9000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH BECOMING SOUTHWEST  
IN THE AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......11400 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....52-62.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........40-46% NEAR 7000 FEET.  
41-50% NEAR 9000 FEET.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING SOUTHWEST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (65-75% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....80-86 NEAR 7000 FEET.  
71-77 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........25-29% NEAR 7000 FEET.  
29-39% NEAR 9000 FEET.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH BECOMING SOUTH IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11300 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S IN THE VALLEYS AND IN  
THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 80S IN  
THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS AND IN THE UPPER 60S IN  
THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS.  
=  
 

 
 
UTZ484-260030-  
TAVAPUTS PLATEAU-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (20-30% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (55-65% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....86-92 NEAR 6000 FEET.  
77-83 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........19-29%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTH IN THE  
AFTERNOON.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......11800 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....59-67 NEAR 6000 FEET.  
54-64 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........45-55%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (65-75% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....86-92 NEAR 6000 FEET.  
77-83 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........20-30%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING SOUTH IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11600 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS AND AROUND 80 IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE  
VALLEYS AND AROUND 80 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN THE UPPER  
70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE MID 70S  
IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ488-260030-  
MANTI NATIONAL FOREST-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (60-70% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....79-89 NEAR 6500 FEET.  
70-78 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........20-26% NEAR 6500 FEET.  
23-31% NEAR 8500 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......11600 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....54-64 NEAR 6500 FEET.  
50-60 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........42-52% NEAR 6500 FEET.  
48-58% NEAR 8500 FEET.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING NORTHEAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (65-75% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....80-90 NEAR 6500 FEET.  
70-79 NEAR 8500 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........22-29% NEAR 6500 FEET.  
26-36% NEAR 8500 FEET.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11200 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. SCATTERED THUNDERSTORMS AND ISOLATED  
RAIN SHOWERS. LOWS AROUND 60 IN THE VALLEYS AND IN THE MID 50S IN  
THE MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE MID  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE MID 70S  
IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND AROUND 70 IN  
THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S IN THE VALLEYS AND AROUND 50 IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS.  
=  
 

 
 
UTZ489-260030-  
SAN RAFAEL SWELL-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (55-65% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-98 NEAR 5000 FEET.  
82-88 NEAR 7000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........15-19% NEAR 5000 FEET.  
18-24% NEAR 7000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTH IN THE  
AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11900 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....59-69.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........37-47% NEAR 5000 FEET.  
36-42% NEAR 7000 FEET.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (70-80% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....93-99 NEAR 5000 FEET.  
82-88 NEAR 7000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........14-18% NEAR 5000 FEET.  
18-25% NEAR 7000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTHWEST IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......12000 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 60S. HIGHS IN THE UPPER 90S IN THE VALLEYS AND IN  
THE MID 80S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE UPPER  
90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 60S. HIGHS IN THE MID 90S IN THE VALLEYS AND IN  
THE LOWER 80S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND  
AROUND 80 IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S IN THE VALLEYS AND  
IN THE UPPER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ492-260030-  
CENTRAL UTAH WEST DESERT-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (55-65% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....90-96 NEAR 5000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........14-20% NEAR 5000 FEET.  
19-26% NEAR 8000 FEET.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
MIXING HEIGHT.......12600 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....58-68 NEAR 5000 FEET.  
53-63 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........46-56%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING NORTHEAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....90-96 NEAR 5000 FEET.  
76-82 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........15-21% NEAR 5000 FEET.  
20-29% NEAR 8000 FEET.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13300 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE  
VALLEYS AND AROUND 80 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE  
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS. SOUTH WINDS AROUND  
20 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE MID 60S IN THE VALLEYS AND AROUND  
60 IN THE MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS AND IN THE  
MID 70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE  
MID 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS  
AND IN THE LOWER 70S IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE  
MID 50S IN THE MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND  
IN THE LOWER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ493-260030-  
CENTRAL UTAH MOUNTAINS-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
MOSTLY CLOUDY (70-80% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....88-94 NEAR 5000 FEET.  
75-82 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........19-23% NEAR 5000 FEET.  
24-33% NEAR 8000 FEET.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
MIXING HEIGHT.......11500 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......810.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....55-61 NEAR 5000 FEET.  
50-60 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........54-64%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH BECOMING SOUTHEAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....89-95 NEAR 5000 FEET.  
76-83 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........21-25% NEAR 5000 FEET.  
24-33% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11800 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND  
IN THE LOWER 80S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
LOWER 90S IN THE VALLEYS AND AROUND 80 IN THE MOUNTAINS.  
SOUTHWEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS AROUND 90 IN THE VALLEYS AND IN THE  
UPPER 70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN  
THE MID 70S IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S IN THE VALLEYS AND IN  
THE LOWER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ494-260030-  
HENRY MOUNTAINS-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (50-60% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....91-97 NEAR 5000 FEET.  
76-86 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........13-19% NEAR 5000 FEET.  
22-30% NEAR 8000 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11600 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....63-72 NEAR 5000 FEET.  
60-67 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........33-43%.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (70-80% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-98 NEAR 5000 FEET.  
77-87 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........12-18% NEAR 5000 FEET.  
19-27% NEAR 8000 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTHWEST IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......12700 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE  
MID 90S IN THE VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS.  
SOUTHWEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 60S IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. HIGHS IN THE MID 90S IN THE VALLEYS AND AROUND 80 IN  
THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 60S IN THE VALLEYS AND IN THE LOWER 60S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN THE MID  
70S IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ495-260030-  
COLOR COUNTRY WEST DESERT-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (60-70% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....90-96 NEAR 5000 FEET.  
81-87 NEAR 7000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........16-26%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......12600 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......980.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....57-67.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........51-61% NEAR 5000 FEET.  
42-52% NEAR 7000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 5 MPH BECOMING EAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (55-65% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....91-97 NEAR 5000 FEET.  
82-88 NEAR 7000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........15-22% NEAR 5000 FEET.  
20-26% NEAR 7000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH BECOMING SOUTHWEST  
IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTH AROUND 10 MPH.  
MIXING HEIGHT.......13200 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS. SOUTH  
WINDS AROUND 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS. SOUTH  
WINDS AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND  
IN THE LOWER 80S IN THE MOUNTAINS. SOUTH WINDS AROUND 20 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S IN THE  
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE  
UPPER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ496-260030-  
COLOR COUNTRY MOUNTAINS-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (60-70% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....83-91 NEAR 6000 FEET.  
75-83 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........20-30% NEAR 6000 FEET.  
24-34% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTH IN THE  
AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11500 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......800.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (35-45% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....20% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....54-64.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........56-66% NEAR 6000 FEET.  
49-59% NEAR 8000 FEET.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (60-70% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....84-93 NEAR 6000 FEET.  
77-85 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........21-31%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH. GUSTS UP TO 20 MPH IN  
THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......12500 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN THE LOWER  
80S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE UPPER 50S IN THE MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS  
AND AROUND 80 IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN THE UPPER  
70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE MID 70S  
IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ497-260030-  
MOJAVE DESERT-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....100-106 NEAR 3000 FEET.  
85-92 NEAR 6000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........13-17% NEAR 3000 FEET.  
17-21% NEAR 6000 FEET.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......EAST WINDS AROUND 5 MPH BECOMING SOUTHWEST WITH  
GUSTS TO AROUND 20 MPH IN THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11800 FT AGL (70-80TH PERCENTILE).  
CLEARING INDEX......930.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....74-84 NEAR 3000 FEET.  
65-75 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........26-36% NEAR 3000 FEET.  
31-41% NEAR 6000 FEET.  
24 HR TREND......5% DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 5 MPH BECOMING NORTHEAST  
AFTER MIDNIGHT.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTH AROUND 10 MPH  
AFTER MIDNIGHT.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....102-108 NEAR 3000 FEET.  
87-94 NEAR 6000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........12-18%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH BECOMING SOUTHWEST IN  
THE AFTERNOON.  
12K FT MSL WINDS....SOUTH AROUND 10 MPH.  
MIXING HEIGHT.......12700 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S IN THE VALLEYS  
AND AROUND 70 IN THE MOUNTAINS. HIGHS AROUND 106 IN THE VALLEYS  
AND IN THE LOWER 90S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 70S IN THE VALLEYS AND  
IN THE LOWER 70S IN THE MOUNTAINS. HIGHS AROUND 104 IN THE  
VALLEYS AND IN THE UPPER 80S IN THE MOUNTAINS. SOUTHEAST WINDS  
AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS. LOWS IN THE  
UPPER 70S IN THE VALLEYS AND AROUND 70 IN THE MOUNTAINS. HIGHS  
AROUND 101 IN THE VALLEYS AND IN THE UPPER 80S IN THE MOUNTAINS.  
SOUTH WINDS AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE MID 70S IN THE VALLEYS AND IN THE UPPER 60S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 90S IN THE VALLEYS AND IN THE MID  
80S IN THE MOUNTAINS.    
MONDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE LOWER 70S IN THE VALLEYS AND IN THE  
MID 60S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE VALLEYS AND  
AROUND 80 IN THE MOUNTAINS.  
=  
 

 
 
UTZ498-260030-  
GRAND STAIRCASE-  
425 AM MDT TUE AUG 25 2026  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MAX TEMPERATURE.....92-102 NEAR 4000 FEET.  
87-95 NEAR 6000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........12-22%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTHEAST IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11900 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......910.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....67-74 NEAR 4000 FEET.  
59-69 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........29-39% NEAR 4000 FEET.  
39-49% NEAR 6000 FEET.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MAX TEMPERATURE.....93-103 NEAR 4000 FEET.  
89-97 NEAR 6000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........10-20%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 5 MPH BECOMING SOUTH IN  
THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13000 FT AGL (80-90TH PERCENTILE).  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S IN THE VALLEYS  
AND IN THE MID 60S IN THE MOUNTAINS. HIGHS AROUND 101 IN THE  
VALLEYS AND IN THE LOWER 90S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S IN THE VALLEYS AND  
IN THE MID 60S IN THE MOUNTAINS. HIGHS AROUND 101 IN THE VALLEYS  
AND IN THE LOWER 90S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 90S IN THE VALLEYS AND IN THE UPPER  
80S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS AROUND 70 IN THE VALLEYS AND IN THE LOWER 60S IN THE  
MOUNTAINS. HIGHS IN THE MID 90S IN THE VALLEYS AND IN THE MID 80S  
IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 60S IN THE VALLEYS AND IN THE UPPER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN THE LOWER  
80S IN THE MOUNTAINS.  
=  
 

 
 
.8-14 DAY OUTLOOK FOR TUESDAY SEPTEMBER 01 TO MONDAY SEPTEMBER 07  
TEMPERATURE... ABOVE NORMAL  
PRECIPITATION... NEAR NORMAL  
=  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab UT Page
The Nexlab ID Page
The Nexlab WY Page Main Text Page