559  
FNUS55 KSLC 182032  
FWFSLC  
 
FIRE WEATHER PLANNING FORECAST FOR UTAH  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
232 PM MDT FRI JUL 18 2025  
   
..ISOLATED CONVECTION SATURDAY...DRIER SUNDAY  
 
   
BROADCAST DISCUSSION  
AFTER ANOTHER ROUND OF THUNDERSTORMS TODAY,  
CONVECTIVE COVERAGE WILL BE MUCH MORE ISOLATED SATURDAY. BY  
MONDAY, EXPECT GUSTY WINDS AND LOW HUMIDITIES TO BRING THE  
POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS ACROSS WESTERN  
UTAH. THIS THREAT WILL REDEVELOP TUESDAY AFTERNOON AND EVENING.  
   
DISCUSSION  
ONE LAST DAY OF RELATIVELY WIDESPREAD THUNDERSTORMS  
WILL TREND MUCH MORE ISOLATED SATURDAY. A DRIER AIRMASS WILL  
BUILD INTO THE REGION, WITH A DISTURBANCE APPROACHING THE PACIFIC  
COAST BY MONDAY. THIS WILL BRING AREAS OF GUSTY WINDS AND LOW  
HUMIDITIES TO WESTERN UTAH MONDAY AND TUESDAY AFTERNOON AND  
EVENING...WITH THE POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS  
IN THESE AREAS BOTH DAYS.  
 
***THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS***  
***ALL WINDS ARE 20 FOOT, 10-MINUTE AVERAGES***  
 
UTZ478-191230-  
SALT LAKE DESERT-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). NORTH OF  
I-80, SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS UNTIL 2400. SOUTH OF I-80,  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................0% NORTH OF I-80 AND 10% SOUTH OF I-80.  
MIN TEMPERATURE.....58-68 NEAR 5000 FEET.  
57-63 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........57-67% NEAR 5000 FEET.  
51-61% NEAR 8000 FEET.  
24 HR TREND......11% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60% CLOUD COVER) UNTIL 1200,  
THEN PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MAX TEMPERATURE.....86-95 NEAR 5000 FEET.  
72-79 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........11-21%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......15800 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....58-68 NEAR 5000 FEET.  
57-64 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........39-49% NEAR 5000 FEET.  
32-42% NEAR 8000 FEET.  
24 HR TREND......16% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MAX TEMPERATURE.....88-96 NEAR 5000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........9-19% NEAR 5000 FEET.  
14-23% NEAR 8000 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
MIXING HEIGHT.......16500 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. 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 UPPER 70S IN THE MOUNTAINS. SOUTH WINDS AROUND  
15 MPH.    
TUESDAY  
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 IN THE MID 70S IN THE MOUNTAINS. SOUTH WINDS AROUND  
15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. 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 MID 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. 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 MID 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER  
90S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ479-191230-  
WASATCH MOUNTAINS-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS UNTIL 2400. SOUTH OF  
I-80, SCATTERED SHOWERS AND THUNDERSTORMS UNTIL  
2400, THEN ISOLATED RAIN SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....52-62.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........65-75%.  
24 HR TREND......18% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60% CLOUD COVER). SOUTH OF  
I-80, ISOLATED 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.....85-92 NEAR 5000 FEET.  
71-81 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........15-21% NEAR 5000 FEET.  
22-32% NEAR 8000 FEET.  
24 HR TREND......11% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......12100 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....53-63.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........55-65%.  
24 HR TREND......23% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (40-50% CLOUD COVER). SOUTH OF  
I-80, ISOLATED SHOWERS AND THUNDERSTORMS AFTER  
1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....87-94 NEAR 5000 FEET.  
75-85 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........14-24%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......13300 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
MOSTLY CLEAR. LOWS AROUND 60 IN THE VALLEYS AND IN THE  
MID 50S IN THE MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS AND IN  
THE MID 70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS AND  
IN THE MID 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 80S IN THE  
VALLEYS AND IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS  
THAN 15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER  
90S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ480-191230-  
UINTA MOUNTAINS-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN  
ISOLATED RAIN SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................20%.  
MIN TEMPERATURE.....53-59 NEAR 7000 FEET.  
43-53 NEAR 9000 FEET.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........65-75% NEAR 7000 FEET.  
76-86% NEAR 9000 FEET.  
24 HR TREND......12% WETTER NEAR 7000 FEET.  
19% WETTER NEAR 9000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (65-75% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 1200. SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.  
CWR.................30%.  
MAX TEMPERATURE.....77-83 NEAR 7000 FEET.  
67-75 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........26-36%.  
24 HR TREND......10% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......10700 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....54-60 NEAR 7000 FEET.  
44-54 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........46-56% NEAR 7000 FEET.  
57-67% NEAR 9000 FEET.  
24 HR TREND......18% DRIER NEAR 7000 FEET.  
23% DRIER NEAR 9000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30% 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.....80-86 NEAR 7000 FEET.  
70-78 NEAR 9000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........20-30%.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
MIXING HEIGHT.......12200 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. 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 MID 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
TUESDAY  
PARTLY CLOUDY. 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 MID 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. 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 MID 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. 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 MID 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. 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.  
=  
 
 
 
UTZ481-191230-  
WESTERN ASHLEY NATIONAL FOREST-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED  
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN  
SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................30%.  
MIN TEMPERATURE.....53-59 NEAR 7000 FEET.  
41-51 NEAR 10000 FEET.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........57-65% NEAR 7000 FEET.  
69-79% NEAR 10000 FEET.  
24 HR TREND......12% WETTER NEAR 7000 FEET.  
17% WETTER NEAR 10000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 1200, THEN  
SCATTERED SHOWERS AND THUNDERSTORMS.  
CHANCE LIGHTNING....20% INCREASING TO 50% IN THE AFTERNOON.  
CWR.................30%.  
MAX TEMPERATURE.....76-84 NEAR 7000 FEET.  
63-72 NEAR 10000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........24-30% NEAR 7000 FEET.  
33-43% NEAR 10000 FEET.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......9000 FT AGL.  
CLIMATOLOGY......60-70TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (10-20% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....52-58 NEAR 7000 FEET.  
42-52 NEAR 10000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........41-47% NEAR 7000 FEET.  
48-58% NEAR 10000 FEET.  
24 HR TREND......17% DRIER NEAR 7000 FEET.  
22% DRIER NEAR 10000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (20-30% 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.....80-87 NEAR 7000 FEET.  
66-75 NEAR 10000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........22-32%.  
24 HR TREND......11% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......10500 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND 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. WEST WINDS AROUND 15 MPH.    
TUESDAY  
PARTLY CLOUDY. 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 UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. 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.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND 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 AROUND 70 IN  
THE MOUNTAINS.    
FRIDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE MID 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE  
MOUNTAINS. HIGHS IN THE MID 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ482-191230-  
WESTERN UINTAH BASIN-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER). SCATTERED  
THUNDERSTORMS UNTIL 2400. SCATTERED RAIN  
SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....51-61.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........67-77% NEAR 6000 FEET.  
59-69% NEAR 8000 FEET.  
24 HR TREND......19% WETTER NEAR 6000 FEET.  
13% WETTER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (60-70% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 50% IN THE AFTERNOON.  
CWR.................20%.  
MAX TEMPERATURE.....81-87 NEAR 6000 FEET.  
73-79 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........23-29%.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......10900 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....51-61.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........44-54%.  
24 HR TREND......25% DRIER NEAR 6000 FEET.  
20% DRIER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (50-60% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....85-91 NEAR 6000 FEET.  
76-82 NEAR 8000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........15-21%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......12800 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S IN THE VALLEYS AND AROUND 80 IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90 IN  
THE VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ483-191230-  
SOUTHERN ASHLEY NATIONAL FOREST-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN  
ISOLATED RAIN SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................20%.  
MIN TEMPERATURE.....51-61.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........53-59% NEAR 7000 FEET.  
55-65% NEAR 9000 FEET.  
24 HR TREND......13% WETTER NEAR 7000 FEET.  
8% WETTER NEAR 9000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (55-65% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....78-84 NEAR 7000 FEET.  
69-75 NEAR 9000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........21-27% NEAR 7000 FEET.  
28-38% NEAR 9000 FEET.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......10300 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....54-64.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........34-41% NEAR 7000 FEET.  
35-45% NEAR 9000 FEET.  
24 HR TREND......20% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (45-55% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....82-88 NEAR 7000 FEET.  
72-78 NEAR 9000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........16-20% NEAR 7000 FEET.  
19-28% NEAR 9000 FEET.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
MIXING HEIGHT.......12400 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS IN THE MID 60S IN THE VALLEYS AND  
IN THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE MID 80S IN THE  
VALLEYS AND IN THE LOWER 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. 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 IN THE LOWER 70S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. 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 IN THE MID 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. 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 IN THE MID 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. 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 IN THE MID 70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ484-191230-  
TAVAPUTS PLATEAU-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (45-55% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400,  
THEN ISOLATED RAIN SHOWERS.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....58-66 NEAR 6000 FEET.  
52-62 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........60-70%.  
24 HR TREND......14% WETTER NEAR 6000 FEET.  
9% WETTER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 40% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....84-90 NEAR 6000 FEET.  
74-80 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........19-28% NEAR 6000 FEET.  
22-32% NEAR 8000 FEET.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......11200 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....59-68 NEAR 6000 FEET.  
54-64 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........41-51%.  
24 HR TREND......21% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (45-55% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....88-94 NEAR 6000 FEET.  
77-83 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........13-19% NEAR 6000 FEET.  
16-24% NEAR 8000 FEET.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
MIXING HEIGHT.......13800 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. 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. WINDS GENERALLY  
LESS THAN 15 MPH.    
TUESDAY  
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 IN THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
WEDNESDAY  
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 IN THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
THURSDAY  
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.    
FRIDAY  
MOSTLY CLEAR. 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 IN THE LOWER 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ488-191230-  
MANTI NATIONAL FOREST-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (45-55% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....52-62 NEAR 6500 FEET.  
47-57 NEAR 8500 FEET.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........61-71% NEAR 6500 FEET.  
70-80% NEAR 8500 FEET.  
24 HR TREND......10% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....79-89 NEAR 6500 FEET.  
67-77 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........19-27% NEAR 6500 FEET.  
23-33% NEAR 8500 FEET.  
24 HR TREND......11% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......10500 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....53-63 NEAR 6500 FEET.  
49-59 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........40-50% NEAR 6500 FEET.  
49-59% NEAR 8500 FEET.  
24 HR TREND......19% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (40-50% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....82-92 NEAR 6500 FEET.  
71-81 NEAR 8500 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........14-21% NEAR 6500 FEET.  
16-26% NEAR 8500 FEET.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......12200 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. 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 LOWER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN  
15 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S IN THE VALLEYS  
AND IN THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE MID 80S IN  
THE VALLEYS AND IN THE LOWER 70S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S IN THE VALLEYS  
AND IN THE LOWER 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.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S IN THE VALLEYS  
AND IN THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE MID 80S IN  
THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS AND  
IN THE LOWER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 80S IN THE  
VALLEYS AND IN THE MID 70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ489-191230-  
SAN RAFAEL SWELL-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (40-50% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....59-69.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........50-60%.  
24 HR TREND......7% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY (20-30% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (45-55% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....10% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-98 NEAR 5000 FEET.  
80-86 NEAR 7000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........13-17% NEAR 5000 FEET.  
17-24% NEAR 7000 FEET.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 20 MPH  
IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
MIXING HEIGHT.......12800 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....59-69.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........36-46%.  
24 HR TREND......15% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (40-50% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....94-101 NEAR 5000 FEET.  
83-89 NEAR 7000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........10-20%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......14800 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID  
90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE  
UPPER 90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER  
90S IN THE VALLEYS AND IN THE MID 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ492-191230-  
CENTRAL UTAH WEST DESERT-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....57-67 NEAR 5000 FEET.  
51-61 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........61-71%.  
24 HR TREND......10% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (45-55% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....87-95 NEAR 5000 FEET.  
72-78 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........12-22% NEAR 5000 FEET.  
19-29% NEAR 8000 FEET.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......14600 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....58-68 NEAR 5000 FEET.  
53-63 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........43-53%.  
24 HR TREND......17% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (25-35% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....90-97 NEAR 5000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........9-15% NEAR 5000 FEET.  
12-22% NEAR 8000 FEET.  
24 HR TREND......5% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......14400 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
MOSTLY CLEAR. 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 IN THE UPPER 70S IN THE MOUNTAINS. SOUTHWEST WINDS  
AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. 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 IN THE MID 70S IN THE MOUNTAINS. SOUTH WINDS AROUND  
15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. 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 UPPER 70S IN THE MOUNTAINS. SOUTH WINDS  
AROUND 15 MPH.    
THURSDAY  
MOSTLY CLEAR. 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 UPPER 70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 60S IN THE VALLEYS AND  
IN THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE  
VALLEYS AND IN THE UPPER 70S IN THE MOUNTAINS.  
=  
 
 
 
UTZ493-191230-  
CENTRAL UTAH MOUNTAINS-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (15-25% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....52-58 NEAR 5000 FEET.  
47-57 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........67-77%.  
24 HR TREND......16% WETTER NEAR 5000 FEET.  
11% WETTER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (55-65% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....86-92 NEAR 5000 FEET.  
74-80 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........20-30%.  
24 HR TREND......9% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 15-20 MPH.  
MIXING HEIGHT.......12000 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (15-25% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....54-60 NEAR 5000 FEET.  
49-59 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........52-62%.  
24 HR TREND......22% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (45-55% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....88-94 NEAR 5000 FEET.  
76-82 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........14-24%.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13500 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE MID 50S. HIGHS AROUND 90 IN THE VALLEYS AND IN THE UPPER  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN  
THE UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.   
WEDNESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS AROUND 90 IN THE VALLEYS AND IN THE  
UPPER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND  
AROUND 80 IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE MID 50S. HIGHS IN THE LOWER 90S IN THE VALLEYS AND IN THE  
LOWER 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ494-191230-  
HENRY MOUNTAINS-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (25-35% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....63-72 NEAR 5000 FEET.  
58-66 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........38-48% NEAR 5000 FEET.  
42-50% NEAR 8000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (50-60% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....90-96 NEAR 5000 FEET.  
76-86 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........10-16% NEAR 5000 FEET.  
15-21% NEAR 8000 FEET.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 20-25 MPH.  
MIXING HEIGHT.......13800 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (20-30% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....62-72 NEAR 5000 FEET.  
59-67 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........29-39%.  
24 HR TREND......11% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (35-45% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% 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........9-13% NEAR 5000 FEET.  
12-18% NEAR 8000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......14900 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS AROUND 70 IN THE VALLEYS AND IN THE  
MID 60S IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS  
AND IN THE UPPER 70S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND  
15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 60S IN THE VALLEYS AND  
IN THE LOWER 60S 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.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 60S IN THE VALLEYS  
AND IN THE LOWER 60S 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.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 60S IN THE VALLEYS  
AND IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN  
THE VALLEYS AND AROUND 80 IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 60S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE  
VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ495-191230-  
COLOR COUNTRY WEST DESERT-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (35-45% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................20%.  
MIN TEMPERATURE.....53-63.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........65-75% NEAR 5000 FEET.  
60-70% NEAR 7000 FEET.  
24 HR TREND......6% WETTER NEAR 5000 FEET.  
1% WETTER NEAR 7000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% 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.....87-93 NEAR 5000 FEET.  
79-85 NEAR 7000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........19-27%.  
24 HR TREND......9% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......12600 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (45-55% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (20-30% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....55-65.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........40-50% NEAR 5000 FEET.  
36-46% NEAR 7000 FEET.  
24 HR TREND......29% DRIER NEAR 5000 FEET.  
21% DRIER NEAR 7000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (20-30% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....88-95 NEAR 5000 FEET.  
80-86 NEAR 7000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........11-17%.  
24 HR TREND......9% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
MIXING HEIGHT.......12900 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE UPPER 80S IN THE  
VALLEYS AND IN THE LOWER 80S IN THE MOUNTAINS. SOUTHWEST WINDS  
AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE UPPER 80S IN THE  
VALLEYS AND AROUND 80 IN THE MOUNTAINS. SOUTH WINDS AROUND  
15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S IN THE VALLEYS AND  
AROUND 60 IN THE MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS AND IN  
THE LOWER 80S IN THE MOUNTAINS. SOUTH WINDS AROUND 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S IN THE VALLEYS AND  
AROUND 60 IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS  
AND IN THE LOWER 80S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 50S IN THE VALLEYS AND  
AROUND 60 IN THE MOUNTAINS. HIGHS IN THE LOWER 90S IN THE VALLEYS  
AND IN THE MID 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ496-191230-  
COLOR COUNTRY MOUNTAINS-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN MOSTLY CLEAR (15-25% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....30% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................10%.  
MIN TEMPERATURE.....51-61.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........67-77%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
   
SATURDAY  
 
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.....82-91 NEAR 6000 FEET.  
74-81 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........16-26%.  
24 HR TREND......13% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 25 MPH BECOMING WEST AROUND 15  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......12100 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....52-62.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........51-61% NEAR 6000 FEET.  
42-52% NEAR 8000 FEET.  
24 HR TREND......20% DRIER NEAR 6000 FEET.  
25% DRIER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (40-50% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....83-91 NEAR 6000 FEET.  
75-82 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........12-22%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 25 MPH  
IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13000 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
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 UPPER  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS AROUND 60 IN THE VALLEYS AND IN THE LOWER 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.    
WEDNESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 80S IN THE VALLEYS AND IN THE UPPER  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY  
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 UPPER 80S IN THE VALLEYS AND IN THE UPPER  
70S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS AROUND 90 IN THE VALLEYS AND IN THE LOWER 80S IN  
THE MOUNTAINS.  
=  
 
 
 
UTZ497-191230-  
MOJAVE DESERT-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHANCE LIGHTNING....20% DECREASING TO 10% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....72-81 NEAR 3000 FEET.  
62-72 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........38-48% NEAR 3000 FEET.  
46-56% NEAR 6000 FEET.  
24 HR TREND......13% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MAX TEMPERATURE.....95-102 NEAR 3000 FEET.  
82-90 NEAR 6000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........10-14% NEAR 3000 FEET.  
13-19% NEAR 6000 FEET.  
24 HR TREND......13% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 20 MPH BECOMING WEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......12800 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....72-82 NEAR 3000 FEET.  
62-72 NEAR 6000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........20-30% NEAR 3000 FEET.  
25-35% NEAR 6000 FEET.  
24 HR TREND......20% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH AFTER MIDNIGHT.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....95-103 NEAR 3000 FEET.  
83-91 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........9-15%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......13200 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
MOSTLY CLEAR. 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. WINDS GENERALLY LESS  
THAN 15 MPH.    
TUESDAY  
MOSTLY CLEAR. 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. SOUTH WINDS AROUND  
15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. LOWS IN THE MID 70S IN THE VALLEYS AND  
IN THE MID 60S IN THE MOUNTAINS. HIGHS IN THE UPPER 90S IN THE  
VALLEYS AND IN THE MID 80S IN THE MOUNTAINS. WINDS GENERALLY LESS  
THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 70S IN THE VALLEYS  
AND IN THE MID 60S IN THE MOUNTAINS. HIGHS AROUND 100 IN THE  
VALLEYS AND IN THE MID 80S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 70S IN THE VALLEYS AND  
IN THE MID 60S IN THE MOUNTAINS. HIGHS AROUND 102 IN THE VALLEYS  
AND IN THE UPPER 80S IN THE MOUNTAINS.  
=  
 
 
 
UTZ498-191230-  
GRAND STAIRCASE-  
232 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....68-75 NEAR 4000 FEET.  
56-66 NEAR 6000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........38-48% NEAR 4000 FEET.  
55-65% NEAR 6000 FEET.  
24 HR TREND......9% DRIER NEAR 4000 FEET.  
14% DRIER NEAR 6000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 15-20 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....91-101 NEAR 4000 FEET.  
85-92 NEAR 6000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........10-18%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST 20-25 MPH.  
MIXING HEIGHT.......13200 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....67-75 NEAR 4000 FEET.  
56-66 NEAR 6000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........25-35% NEAR 4000 FEET.  
35-45% NEAR 6000 FEET.  
24 HR TREND......10% DRIER NEAR 4000 FEET.  
19% DRIER NEAR 6000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-102 NEAR 4000 FEET.  
87-93 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........9-17%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 25 MPH  
IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......14000 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS IN THE MID 70S IN THE VALLEYS AND  
IN THE LOWER 60S IN THE MOUNTAINS. HIGHS IN THE UPPER 90S IN THE  
VALLEYS AND IN THE UPPER 80S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 70S IN THE VALLEYS AND AROUND 60 IN THE  
MOUNTAINS. HIGHS IN THE MID 90S IN THE VALLEYS AND IN THE MID 80S  
IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 70S IN THE VALLEYS  
AND IN THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 90S IN  
THE VALLEYS AND IN THE UPPER 80S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS AROUND 70 IN THE VALLEYS AND IN  
THE UPPER 50S IN THE MOUNTAINS. HIGHS IN THE UPPER 90S IN THE  
VALLEYS AND IN THE UPPER 80S IN THE MOUNTAINS.    
FRIDAY  
MOSTLY CLEAR. LOWS AROUND 70 IN THE VALLEYS AND IN THE  
UPPER 50S IN THE MOUNTAINS. HIGHS AROUND 100 IN THE VALLEYS AND  
IN THE LOWER 90S IN THE MOUNTAINS.  
=  
 
 
 
.8-14 DAY OUTLOOK FOR SATURDAY JULY 26 TO FRIDAY AUGUST 01  
TEMPERATURE... ABOVE NORMAL  
PRECIPITATION... BELOW NORMAL  
=  
 
 
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