121  
FNUS55 KSLC 310959  
FWFSLC  
 
FIRE WEATHER PLANNING FORECAST FOR UTAH  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
359 AM MDT SAT MAY 31 2025  
   
..HOT AND GENERALLY DRY THIS WEEKEND; MOISTURE NEXT WEEK
 
 
   
BROADCAST DISCUSSION
 
HIGH PRESSURE WILL MAINTAIN HOT AND  
GENERALLY DRY CONDITIONS ACROSS THE REGION THROUGH SUNDAY  
EVENING. A LOW PRESSURE SYSTEM WILL BRING COOLER TEMPERATURES  
ALONG WITH AN INCREASE IN MOISTURE ACROSS THE REGION SUNDAY  
NIGHT THROUGH MONDAY. WIDESPREAD WETTING RAIN IS LIKELY ACROSS  
SOUTHERN AND PORTIONS OF CENTRAL UTAH.  
   
DISCUSSION
 
HIGH PRESSURE CENTERED ACROSS THE GREAT BASIN WILL  
MAINTAIN HOT AND GENERALLY DRY CONDITIONS THROUGH MUCH OF SUNDAY.  
TEMPERATURES WILL REMAIN WELL ABOVE NORMAL, WITH NEAR RECORD  
HIGHS ACROSS THE STATE TODAY, AND AGAIN ACROSS NORTHERN UTAH  
SUNDAY. AFTERNOON RH WILL FALL BELOW 15 PERCENT ACROSS MOST  
LOCATIONS TODAY, THEN TREND SLIGHTLY UPWARD SUNDAY AS MOISTURE  
BEGINS MOVING INTO THE REGION. ISOLATED TERRAIN DRIVEN SHOWERS  
AND THUNDERSTORMS ARE POSSIBLE TODAY, WITH A LITTLE BETTER CHANCE  
SUNDAY AFTERNOON AS THIS MOISTURE ARRIVES. WITH THE HIGH CENTERED  
OVERHEAD, WINDS WILL GENERALLY REMAIN LIGHT THROUGH THE WEEKEND,  
WITH THE EXCEPTION OF GUSTY OUTFLOW WINDS NEAR ANY THUNDERSTORMS  
WHICH DEVELOP. THE HOT AND GENERALLY DRY AIRMASS WILL RESULT IN  
FAIRLY UNSTABLE CONDITIONS DURING THE AFTERNOON, PARTICULARLY ACROSS  
CENTRAL AND SOUTHERN UTAH TODAY.  
 
THE AFOREMENTIONED INCREASE IN MOISTURE IS ASSOCIATED WITH A LOW  
PRESSURE SYSTEM WHICH WILL MOVE THROUGH THE REGION SUNDAY NIGHT  
THROUGH MONDAY. AS THIS SYSTEM CROSSES THE REGION, FAIRLY  
WIDESPREAD WETTING RAINS ARE EXPECTED ACROSS SOUTHERN AND CENTRAL  
UTAH BEGINNING SUNDAY NIGHT, AND CONTINUING INTO THE DAY MONDAY.  
THROUGH MONDAY EVENING, RAINFALL TOTALS OF .50" OR MORE ARE EXPECTED  
ACROSS MUCH OF COLOR COUNTRY, AS WELL AS THE HIGHER TERRAIN OF  
CENTRAL UTAH. WITH THE EXCEPTION OF THE UINTAS, THE CHANCE FOR  
WETTING RAIN WILL BE LOWER ACROSS NORTHERN UTAH, WHICH WILL LARGELY  
REMAIN ON THE FRINGE OF THIS MOISTURE. THE PATTERN WILL REMAIN  
UNSETTLED THROUGH MUCH OF NEXT WEEK.  
 
***THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS***  
***ALL WINDS ARE 20 FOOT, 10-MINUTE AVERAGES***  
 
UTZ478-010130-  
SALT LAKE DESERT-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....83-93 NEAR 5000 FEET.  
69-79 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........12-22%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......9900 FT AGL.  
CLIMATOLOGY......40-50TH PERCENTILE.  
CLEARING INDEX......700.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....55-65.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........31-41% NEAR 5000 FEET.  
26-36% NEAR 8000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST 10-15 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (65-75% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....86-96 NEAR 5000 FEET.  
73-82 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........11-17% NEAR 5000 FEET.  
14-22% NEAR 8000 FEET.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH BECOMING SOUTHWEST IN THE  
AFTERNOON.  
MIXING HEIGHT.......14800 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
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 MID  
60S IN THE MOUNTAINS. NORTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS AROUND 50 IN THE VALLEYS AND IN THE  
MID 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS  
AND IN THE LOWER 60S IN THE MOUNTAINS. NORTHWEST WINDS AROUND  
15 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S IN THE VALLEYS  
AND IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN THE  
VALLEYS AND AROUND 60 IN THE MOUNTAINS. NORTH WINDS AROUND  
15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S IN THE VALLEYS  
AND IN THE MID 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 70S IN  
THE VALLEYS AND IN THE MID 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 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.  
=  
 

 
 
UTZ479-010130-  
WASATCH MOUNTAINS-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....81-91 NEAR 5000 FEET.  
70-80 NEAR 8000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........16-26%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......8300 FT AGL.  
CLIMATOLOGY......50-60TH PERCENTILE.  
CLEARING INDEX......590.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....50-60.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........57-67% NEAR 5000 FEET.  
43-53% NEAR 8000 FEET.  
24 HR TREND......3% WETTER NEAR 5000 FEET.  
3% DRIER NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (10-20% 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.....86-95 NEAR 5000 FEET.  
73-83 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........14-24%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST 10-15 MPH.  
MIXING HEIGHT.......11900 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
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. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S IN THE VALLEYS  
AND IN THE LOWER 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN  
THE VALLEYS AND IN THE LOWER 60S IN THE MOUNTAINS. WEST WINDS  
AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED RAIN SHOWERS. LOWS IN THE  
MID 40S IN THE VALLEYS AND IN THE LOWER 40S IN THE MOUNTAINS.  
HIGHS IN THE LOWER 70S IN THE VALLEYS AND AROUND 60 IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE MID 40S IN THE VALLEYS AND IN THE  
LOWER 40S IN THE MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS  
AND IN THE LOWER 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
AROUND 50 IN THE VALLEYS AND IN THE MID 40S IN THE MOUNTAINS.  
HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER 60S IN THE  
MOUNTAINS.  
=  
 

 
 
UTZ480-010130-  
UINTA MOUNTAINS-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (45-55% CLOUD COVER). SCATTERED  
RAIN SHOWERS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....77-84 NEAR 7000 FEET.  
67-76 NEAR 9000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........18-28%.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......8000 FT AGL.  
CLIMATOLOGY......50-60TH PERCENTILE.  
CLEARING INDEX......540.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....50-56 NEAR 7000 FEET.  
41-50 NEAR 9000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........48-56% NEAR 7000 FEET.  
57-67% NEAR 9000 FEET.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING SOUTHWEST  
AFTER MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (15-25% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (60-70% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....80-87 NEAR 7000 FEET.  
70-77 NEAR 9000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........15-25%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
MIXING HEIGHT.......10900 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......820.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
MOSTLY 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 70S IN THE VALLEYS AND IN THE MID  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS, ISOLATED  
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE MID 40S IN THE  
VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER  
60S IN THE VALLEYS AND AROUND 60 IN THE MOUNTAINS. WEST WINDS  
AROUND 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS, SNOW SHOWERS  
AND ISOLATED THUNDERSTORMS. LOWS IN THE MID 40S IN THE VALLEYS  
AND IN THE UPPER 30S IN THE MOUNTAINS. HIGHS IN THE MID 60S IN  
THE VALLEYS AND IN THE UPPER 50S IN THE MOUNTAINS. WINDS  
GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 40S IN THE VALLEYS AND IN THE MID 30S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 40S IN THE VALLEYS AND AROUND 40 IN THE  
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID  
60S IN THE MOUNTAINS.  
=  
 

 
 
UTZ481-010130-  
WESTERN ASHLEY NATIONAL FOREST-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (65-75% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....78-88 NEAR 7000 FEET.  
65-75 NEAR 10000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........14-20% NEAR 7000 FEET.  
17-25% NEAR 10000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
MIXING HEIGHT.......10000 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......890.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 2400,  
THEN CLEAR (0-5% CLOUD COVER).  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....52-58 NEAR 7000 FEET.  
42-52 NEAR 10000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........42-48% NEAR 7000 FEET.  
47-57% NEAR 10000 FEET.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTH AROUND 10 MPH BECOMING SOUTH AFTER  
MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (60-70% CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....81-89 NEAR 7000 FEET.  
66-76 NEAR 10000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........13-19% NEAR 7000 FEET.  
17-23% NEAR 10000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
MIXING HEIGHT.......11200 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......940.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
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. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS, ISOLATED  
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE MID 40S IN THE  
VALLEYS AND IN THE UPPER 30S IN THE MOUNTAINS. HIGHS IN THE UPPER  
60S IN THE VALLEYS AND IN THE UPPER 50S IN THE MOUNTAINS.  
NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS, SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S IN THE VALLEYS AND IN THE MID  
30S IN THE MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND  
IN THE MID 50S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS, THUNDERSTORMS  
AND SNOW SHOWERS. LOWS IN THE LOWER 40S IN THE VALLEYS AND IN THE  
MID 30S IN THE MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS  
AND IN THE MID 50S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 40S IN THE VALLEYS AND IN THE UPPER 30S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND AROUND 60 IN  
THE MOUNTAINS.  
=  
 

 
 
UTZ482-010130-  
WESTERN UINTAH BASIN-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (45-55% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....86-92 NEAR 6000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........12-18%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......12100 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....49-59.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........35-45% NEAR 6000 FEET.  
31-41% NEAR 8000 FEET.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING SOUTH AFTER  
MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (20-30% 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.....87-93 NEAR 6000 FEET.  
77-83 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........10-17%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13600 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS  
IN THE UPPER 50S. HIGHS IN THE UPPER 70S IN THE VALLEYS AND  
AROUND 70 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S IN THE  
VALLEYS AND IN THE MID 60S IN THE MOUNTAINS. WEST WINDS AROUND  
15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN  
THE LOWER 60S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 40S. HIGHS IN THE MID 70S IN THE VALLEYS AND IN  
THE MID 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
UPPER 70S IN THE VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS.  
=  
 

 
 
UTZ483-010130-  
SOUTHERN ASHLEY NATIONAL FOREST-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....81-87 NEAR 7000 FEET.  
70-76 NEAR 9000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........11-19%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......12100 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....50-60.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........28-38%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING SOUTH AFTER  
MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (45-55% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....83-89 NEAR 7000 FEET.  
73-79 NEAR 9000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........12-18%.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 20 MPH  
IN THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......13700 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS  
AROUND 60 IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS.  
HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS AROUND 50 IN THE VALLEYS AND IN THE MID 40S  
IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND  
AROUND 60 IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 40S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS AND IN THE UPPER  
50S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE  
LOWER 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS  
AND AROUND 60 IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
AROUND 50 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.  
=  
 

 
 
UTZ484-010130-  
TAVAPUTS PLATEAU-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....88-95 NEAR 6000 FEET.  
77-83 NEAR 8000 FEET.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........10-16%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST 10-15 MPH.  
MIXING HEIGHT.......13100 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....59-65 NEAR 6000 FEET.  
53-61 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........29-39%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST 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  
RAIN SHOWERS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....88-96 NEAR 6000 FEET.  
78-84 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........10-16%.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......14000 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS  
IN THE LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
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. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
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. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
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.    
FRIDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE  
MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS AND AROUND 70 IN THE  
MOUNTAINS.  
=  
 

 
 
UTZ488-010130-  
MANTI NATIONAL FOREST-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-5% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....82-92 NEAR 6500 FEET.  
69-79 NEAR 8500 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........12-22%.  
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....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......10800 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....51-61 NEAR 6500 FEET.  
47-57 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........39-49%.  
24 HR TREND......1% DRIER.  
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  
MOSTLY CLOUDY (70-80% CLOUD COVER). SCATTERED  
RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER  
1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....84-94 NEAR 6500 FEET.  
71-81 NEAR 8500 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........13-19%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
MIXING HEIGHT.......12500 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE MID 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE MID 40S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS, THUNDERSTORMS  
AND SNOW SHOWERS. LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE  
LOWER 40S IN THE MOUNTAINS. HIGHS IN THE UPPER 60S IN THE VALLEYS  
AND IN THE UPPER 50S IN THE MOUNTAINS. WEST WINDS AROUND 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE UPPER 40S IN THE VALLEYS AND IN THE  
LOWER 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS  
AND IN THE LOWER 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 40S 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.  
=  
 

 
 
UTZ489-010130-  
SAN RAFAEL SWELL-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....94-101 NEAR 5000 FEET.  
82-88 NEAR 7000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........6-14%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......14200 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....56-66.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........26-36%.  
24 HR TREND......3% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING SOUTHWEST  
AFTER MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
MOSTLY CLOUDY (65-75% CLOUD COVER). ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....94-102 NEAR 5000 FEET.  
83-89 NEAR 7000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........8-14%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......15000 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS  
IN THE LOWER 60S. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN  
THE LOWER 70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.   
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S IN THE VALLEYS AND  
AROUND 70 IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS AROUND 80 IN THE VALLEYS AND IN THE  
UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S IN THE VALLEYS AND  
IN THE LOWER 70S IN THE MOUNTAINS.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S IN THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ492-010130-  
CENTRAL UTAH WEST DESERT-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....89-96 NEAR 5000 FEET.  
74-80 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........9-15% NEAR 5000 FEET.  
13-19% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 15 MPH.  
MIXING HEIGHT.......12600 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....55-65 NEAR 5000 FEET.  
50-60 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........37-47% NEAR 5000 FEET.  
29-39% NEAR 8000 FEET.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (70-80% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....91-99 NEAR 5000 FEET.  
75-81 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........11-17%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......15800 FT AGL.  
CLIMATOLOGY......97-99TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 80S IN THE VALLEYS AND IN THE MID  
60S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 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. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE MID 40S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE  
MID 40S IN THE MOUNTAINS. HIGHS AROUND 80 IN THE VALLEYS AND IN  
THE MID 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. 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 AROUND 70 IN THE MOUNTAINS.  
=  
 

 
 
UTZ493-010130-  
CENTRAL UTAH MOUNTAINS-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% 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.....89-95 NEAR 5000 FEET.  
76-83 NEAR 8000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........12-20%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......12500 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....52-58 NEAR 5000 FEET.  
47-57 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........42-51% NEAR 5000 FEET.  
34-44% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
MOSTLY CLOUDY (75-85% CLOUD COVER). SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....89-95 NEAR 5000 FEET.  
76-84 NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........13-23%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......13100 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE  
MID 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE MOUNTAINS.  
HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
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. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 40S. HIGHS IN THE MID 70S IN THE VALLEYS AND IN  
THE MID 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S IN THE  
VALLEYS AND IN THE MID 60S IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 80S IN THE VALLEYS AND IN THE LOWER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ494-010130-  
HENRY MOUNTAINS-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....91-97 NEAR 5000 FEET.  
75-85 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........7-11% NEAR 5000 FEET.  
12-16% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....WEST AROUND 10 MPH.  
MIXING HEIGHT.......14300 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....59-69 NEAR 5000 FEET.  
58-65 NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........25-35%.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING SOUTHWEST  
AFTER MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
MOSTLY CLOUDY (65-75% 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.  
14-18% NEAR 8000 FEET.  
24 HR TREND......2% WETTER.  
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.......15200 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE  
LOWER 60S IN THE VALLEYS AND IN THE MID 50S IN THE MOUNTAINS.  
HIGHS AROUND 80 IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
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 LOWER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S IN THE VALLEYS AND IN THE LOWER 50S IN THE  
MOUNTAINS. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS. LOWS IN THE  
MID 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.    
FRIDAY
 
MOSTLY CLEAR. 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.  
=  
 

 
 
UTZ495-010130-  
COLOR COUNTRY WEST DESERT-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
PARTLY SUNNY (50-60% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....91-97 NEAR 5000 FEET.  
81-88 NEAR 7000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........11-15%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING WEST AROUND 10 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......15000 FT AGL.  
CLIMATOLOGY......97-99TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....20% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....54-64.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........41-51% NEAR 5000 FEET.  
31-41% NEAR 7000 FEET.  
24 HR TREND......5% WETTER.  
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.........PARTLY CLOUDY (30-40% CLOUD COVER) UNTIL 1200,  
THEN PARTLY SUNNY (65-75% CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 20% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....89-95 NEAR 5000 FEET.  
81-87 NEAR 7000 FEET.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........14-24%.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTHWEST  
AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH IN  
THE AFTERNOON.  
12K FT MSL WINDS....SOUTHWEST 10-15 MPH.  
MIXING HEIGHT.......14600 FT AGL.  
CLIMATOLOGY......95-97TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE UPPER 70S IN THE VALLEYS AND IN THE UPPER  
60S IN THE MOUNTAINS. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S IN THE VALLEYS AND IN  
THE UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.   
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE UPPER 70S IN THE  
VALLEYS AND IN THE UPPER 60S IN THE MOUNTAINS. WINDS GENERALLY  
LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS AROUND 50. HIGHS AROUND 80 IN THE VALLEYS AND  
IN THE LOWER 70S IN THE MOUNTAINS.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S IN THE VALLEYS AND IN THE MID 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ496-010130-  
COLOR COUNTRY MOUNTAINS-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20% 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.....86-94 NEAR 6000 FEET.  
76-85 NEAR 8000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........10-20%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING NORTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......14200 FT AGL.  
CLIMATOLOGY......95-97TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65% CLOUD COVER) UNTIL 2400,  
THEN PARTLY CLOUDY (25-35% CLOUD COVER).  
CHANCE LIGHTNING....10% DECREASING TO 0% AFTER MIDNIGHT.  
CWR.................0%.  
MIN TEMPERATURE.....51-61.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........45-55% NEAR 6000 FEET.  
37-47% NEAR 8000 FEET.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (75-85% CLOUD COVER).  
SCATTERED RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 30% IN THE AFTERNOON.  
CWR.................10%.  
MAX TEMPERATURE.....83-93 NEAR 6000 FEET.  
73-83 NEAR 8000 FEET.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........14-24%.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH. GUSTS UP TO 25 MPH  
IN THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......13600 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE  
MID 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE MOUNTAINS.  
HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE MID 60S IN THE  
MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S IN THE VALLEYS AND IN THE UPPER 40S IN THE  
MOUNTAINS. HIGHS IN THE LOWER 70S IN THE VALLEYS AND IN THE LOWER  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
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 LOWER 70S IN THE VALLEYS AND IN THE MID  
60S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED  
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 UPPER 60S IN THE MOUNTAINS.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S IN THE VALLEYS AND  
IN THE UPPER 40S IN THE MOUNTAINS. HIGHS IN THE LOWER 80S IN THE  
VALLEYS AND IN THE LOWER 70S IN THE MOUNTAINS.  
=  
 

 
 
UTZ497-010130-  
MOJAVE DESERT-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....98-105 NEAR 3000 FEET.  
84-93 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........9-13%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......14400 FT AGL.  
CLIMATOLOGY......80-90TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MIN TEMPERATURE.....71-79 NEAR 3000 FEET.  
60-70 NEAR 6000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........24-34% NEAR 3000 FEET.  
29-37% NEAR 6000 FEET.  
24 HR TREND......5% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH BECOMING WEST AFTER  
MIDNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70% CLOUD COVER).  
CHANCE LIGHTNING....0%.  
CWR.................0%.  
MAX TEMPERATURE.....93-100 NEAR 3000 FEET.  
79-89 NEAR 6000 FEET.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........14-18% NEAR 3000 FEET.  
17-23% NEAR 6000 FEET.  
24 HR TREND......7% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTHWEST  
AROUND 15 MPH WITH GUSTS TO AROUND 30 MPH IN  
THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......11900 FT AGL.  
CLIMATOLOGY......70-80TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS  
IN THE UPPER 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. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
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 MID 80S IN THE VALLEYS AND IN THE LOWER  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED 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 MID  
70S IN THE MOUNTAINS. WINDS GENERALLY LESS THAN 15 MPH.    
THURSDAY
 
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.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S IN THE VALLEYS AND  
AROUND 60 IN THE MOUNTAINS. HIGHS IN THE MID 90S IN THE VALLEYS  
AND IN THE LOWER 80S IN THE MOUNTAINS.  
=  
 

 
 
UTZ498-010130-  
GRAND STAIRCASE-  
359 AM MDT SAT MAY 31 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15% CLOUD COVER) UNTIL 1200, THEN  
PARTLY CLOUDY (35-45% CLOUD COVER).  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-102 NEAR 4000 FEET.  
87-96 NEAR 6000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........7-15%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH.  
12K FT MSL WINDS....LIGHT AND VARIABLE.  
MIXING HEIGHT.......15500 FT AGL.  
CLIMATOLOGY......97-99TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40% CLOUD COVER).  
CHANCE LIGHTNING....10%.  
CWR.................0%.  
MIN TEMPERATURE.....64-72 NEAR 4000 FEET.  
56-66 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........24-34% NEAR 4000 FEET.  
31-41% NEAR 6000 FEET.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
12K FT MSL WINDS....NORTHWEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50% CLOUD COVER) UNTIL 1200,  
THEN MOSTLY CLOUDY (65-75% CLOUD COVER).  
ISOLATED RAIN SHOWERS AFTER 1200.  
CHANCE LIGHTNING....0% INCREASING TO 10% IN THE AFTERNOON.  
CWR.................0%.  
MAX TEMPERATURE.....92-102 NEAR 4000 FEET.  
86-93 NEAR 6000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........9-19%.  
24 HR TREND......2% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH BECOMING SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
12K FT MSL WINDS....LIGHT AND VARIABLE BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......15200 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
CLEARING INDEX......1000+.  
   
FORECAST DAYS 3 THROUGH 7
 
   
MONDAY
 
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE  
MID 60S 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. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S 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. WINDS GENERALLY LESS THAN 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 60S 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
 
MOSTLY CLEAR. ISOLATED RAIN SHOWERS. LOWS AROUND  
60 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. LOWS IN THE LOWER 60S IN THE VALLEYS AND  
IN THE LOWER 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 SATURDAY JUNE 07 TO FRIDAY JUNE 13  
TEMPERATURE... ABOVE NORMAL  
PRECIPITATION... ABOVE NORMAL  
=  
 

 
 
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